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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.330 by elmex, Fri Aug 10 10:35:07 2007 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;
33	use Compress::LZF;	63	use Compress::LZF;
34	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
35		67
36	# configure various modules to our taste	68	# configure various modules to our taste
37	#	69	#
38	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		78
42	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
43		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
74		125
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
80	our $NOW;	144	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		145
83	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
94		149
95	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		152
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
101		165
102	binmode STDOUT;	166	binmode STDOUT;
103	binmode STDERR;	167	binmode STDERR;
104		168
105	# read virtual server time, if available	169	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
110	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
111		177
112	mkdir $_	178	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		180
115	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
116		182
117	sub cf::map::normalise;	183	sub cf::map::normalise;
118		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
119	#############################################################################	189	#############################################################################
120		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
121	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
122		203
123	=over 4	204	=over 4
124		205
125	=item $cf::UPTIME	206	=item $cf::UPTIME
126		207
127	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
128		224
129	=item $cf::RUNTIME	225	=item $cf::RUNTIME
130		226
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	228	every server tick.
133		229
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		233
138	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
141	database environment.	237	database environment.
142		238
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	239	=item $cf::LOADAVG
152		240
153	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
158		246
159	The raw value load value from the last tick.	247	The raw value load value from the last tick.
160		248
161	=item %cf::CFG	249	=item %cf::CFG
162		250
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	252	from wherever your confdir points to.
165		253
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		255
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
169	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
171		277
172	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
173		279
174	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	282	that call.
177		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
178	=back	290	=back
179		291
180	=cut	292	=cut
181		293
182	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	301	my $msg = join "", @_;
185		302
186	$msg .= "\n"	303	$msg .= "\n"
187	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
188		305
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		307
191	utf8::encode $msg;
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
195		324
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	335	for my $pkg (qw(
207	cf::global cf::attachable	336	cf::global cf::attachable
208	cf::object cf::object::player	337	cf::object cf::object::player
209	cf::client cf::player	338	cf::client cf::player
210	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
211	cf::map cf::party cf::region	341	cf::party cf::region
212	)) {	342	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	344	}
216		345
217	$Event::DIED = sub {	346	$EV::DIED = sub {
218	warn "error in event callback: @_";	347	warn "error in event callback: $@";
219	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
220		354
221	#############################################################################	355	#############################################################################
222		356
223	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
224		358
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	380	$d
247	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
248	}	382	}
249		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
250	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
251		437
252	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
253		439
254	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
255		441
256	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
257		443
258	=cut	444	=cut
259		445
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		447
262	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
264		512
265	=item cf::lock_wait $string	513	=item cf::lock_wait $string
266		514
267	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
268		516
269	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
270		518
271	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
274	returned.	522	returned.
275		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
276	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
278		529
279	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
280		531
281	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
282		533
283	=cut	534	=cut
284		535
285	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
286		537
287	sub lock_wait($) {	538	sub lock_wait($) {
288	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	540	}
296		541
297	sub lock_acquire($) {	542	sub lock_acquire($) {
298	my ($key) = @_;	543	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	544	}
310		545
311	sub lock_active($) {	546	sub lock_active($) {
312	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	548	}
316		549
317	sub freeze_mainloop {	550	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
319		552
320	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	554	}
322	};	555
323	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
324	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
325	}	569	}
326		570
327	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
328		572
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
332		580
333	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
335		583
336	Useful for short background jobs.	584	Useful for short background jobs.
337		585
338	=cut	586	=cut
339		587
340	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
342		591
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
345	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
346		598
347	while () {	599	while () {
348	next_job:	600	next_job:
		601
349	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	603
351	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	608	$job->[2]->send;
355	Coro::cede;	609	Coro::cede;
356	goto next_job;	610	goto next_job;
357	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	613	}
359	}	614	}
360		615
361	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	619	} else {
		620	$busy = 0;
366	Coro::schedule;	621	Coro::schedule;
367	}	622	}
368	}	623	}
369	};	624	};
370		625
371	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
372	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
373		630
374	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
375	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
376		634
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
390		648
391	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
392		650
393	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
394		652
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	656	acceptable.
399		657
400	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	663	=cut
406		664
407	sub sync_job(&) {	665	sub sync_job(&) {
408	my ($job) = @_;	666	my ($job) = @_;
409		667
410	if ($Coro::current == $Coro::main) {	668	if (in_main) {
411	my $time = Event::time;	669	my $time = AE::time;
412		670
413	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
415		673
416	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	675
418	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
419		677
420	my $busy = 1;	678	my $busy = 1;
421	my @res;	679	my @res;
422		680
423	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	683	@res = eval { $job->() };
425	warn $@ if $@;	684	error $@ if $@;
426	undef $busy;	685	undef $busy;
427	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
428		687
429	while ($busy) {	688	while ($busy) {
430	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
431	}	693	}
		694	}
432		695
433	$time = Event::time - $time;	696	my $time = AE::time - $time;
434		697
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
439		699
440	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
441	} else {	701	} else {
442	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
443		703
…		…
463	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
464		724
465	$coro	725	$coro
466	}	726	}
467		727
468	=item fork_call { }, $args	728	=item fork_call { }, @args
469		729
470	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
474		734
475	=cut	735	=cut
476		736
477	sub _store_scalar {	737	sub post_fork {
478	open my $fh, ">", \my $buf	738	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	739	}
485		740
486	sub fork_call(&@) {	741	sub fork_call(&@) {
487	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
488		743
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		747
494	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
495	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
496		752
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	754	}
499	$res = Coro::Storable::thaw $res;
500		755
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
528	}	792	}
529		793
530	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
531		795
532	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
535		799
536	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
539	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
540		829
541	our $DB;	830	our $DB;
542		831
543	sub db_init {	832	sub db_init {
544	unless ($DB) {	833	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	834	}
559		835
560	sub db_get($$) {	836	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
562		838
563	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
564	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
565		843
566	$! ? ()	844	$! ? ()
567	: $data	845	: $data
568	}
569	}	846	}
570		847
571	sub db_put($$$) {	848	sub db_put($$$) {
572	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		878
602	my @data;	879	my @data;
603	my $md5;	880	my $md5;
604		881
605	for (0 .. $#$src) {	882	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	884	}
609		885
610	# if processing is expensive, check	886	# if processing is expensive, check
611	# checksum first	887	# checksum first
612	if (1) {	888	if (1) {
613	$md5 =	889	$md5 =
614	join "\x00",	890	join "\x00",
615	$processversion,	891	$processversion,
616	map {	892	map {
617	Coro::cede;	893	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	895	} 0.. $#$src;
620		896
621		897
622	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
625		901
626	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
627	}	903	}
628	}	904	}
629		905
630	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
631	my $data = $process->(\@data);	907	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
633		909
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		911
636	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
639		915
…		…
649		925
650	=cut	926	=cut
651		927
652	sub datalog($@) {	928	sub datalog($@) {
653	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	931	}
656		932
657	=back	933	=back
658		934
659	=cut	935	=cut
660		936
661	#############################################################################	937	#############################################################################
662		938
663	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
664		940
665	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
668		944
669	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	947	Deliantra).
672		948
673	=over 4	949	=over 4
674		950
675	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
676		952
…		…
720	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
721		997
722	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
724		1000
725	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
727		1003
728	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
729		1005
730	=over 4	1006	=over 4
…		…
854		1130
855	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1133
858	} elsif (ref $type) {	1134	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
860		1136
861	} else {	1137	} else {
862	shift @arg;	1138	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
864	}	1140	}
865	}	1141	}
866	}	1142	}
867		1143
868	sub _object_attach {	1144	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
879	}	1155	}
880		1156
881	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
882	} else {	1158	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1160	}
885		1161
886	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
887	}	1163	}
888		1164
…		…
947		1223
948	for (@$callbacks) {	1224	for (@$callbacks) {
949	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
950		1226
951	if ($@) {	1227	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1229	override;
955	}	1230	}
956		1231
957	return 1 if $override;	1232	return 1 if $override;
958	}	1233	}
959		1234
960	0	1235	0
961	}	1236	}
962		1237
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1239
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1241
967	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
968		1243
…		…
974		1249
975	=cut	1250	=cut
976		1251
977	#############################################################################	1252	#############################################################################
978	# object support	1253	# object support
979	#
980		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
981	sub _can_merge {	1288	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
983		1290
984	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1292
988	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
989	}	1295	}
990		1296
991	sub reattach {	1297	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1299	my ($obj) = @_;
994		1300
		1301	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1303
997	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
998		1305
999	@$registry = ();	1306	@$registry = ();
1000		1307
…		…
1005	for (@$attach) {	1312	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1008	}	1315	}
1009	} else {	1316	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1318	}
1012	}	1319	}
1013	}	1320	}
1014		1321
1015	cf::attachable->attach (	1322	cf::attachable->attach (
1016	prio => -1000000,	1323	prio => -1000000,
1017	on_instantiate => sub {	1324	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1019		1326
1020	$data = from_json $data;	1327	$data = decode_json $data;
1021		1328
1022	for (@$data) {	1329	for (@$data) {
1023	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1024		1331
1025	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1348	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1043		1350
1044	sync_job {	1351	sync_job {
1045	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1048		1357
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1053	close $fh;	1365	aio_close $fh;
1054		1366
1055	if (@$objs) {	1367	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1061	close $fh;	1376	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1378	}
1064	} else {	1379	} else {
1065	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1066	}	1381	}
1067		1382
1068	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1387	} else {
1070	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1071	}	1389	}
1072	} else {	1390	} else {
1073	aio_unlink $filename;	1391	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1075	}	1393	}
1076	}	1394	};
1077	}	1395	}
1078		1396
1079	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1081		1399
…		…
1093	or return;	1411	or return;
1094		1412
1095	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1415	or return;
		1416
1098	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1099	}	1419	}
1100		1420
		1421	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1103	return ($data, $av);	1426	($data, $av)
1104	}	1427	}
1105		1428
1106	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1107		1430
1108	=over 4	1431	=over 4
…		…
1110	=cut	1433	=cut
1111		1434
1112	#############################################################################	1435	#############################################################################
1113	# command handling &c	1436	# command handling &c
1114		1437
1115	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1116		1439
1117	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1118	$name.	1441	$name.
1119		1442
1120	=cut	1443	=cut
…		…
1126	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1127		1450
1128	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1129	}	1452	}
1130		1453
1131	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1132		1455
1133	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1134	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1135	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1136	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1137	has logged in successfully.	1460	has logged in successfully.
1138		1461
1139	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1140	called.
1141		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1142	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1143		1470
1144	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1145	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1146	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1147	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1148	log-in.	1475	log-in.
1149		1476
1150	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1151	called.
1152		1478
1153	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1154		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1155	sub register_extcmd {	1486	sub register_extcmd($$) {
1156	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1157		1488
1158	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1159	}	1490	}
1160		1491
1161	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1162	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1163		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1164	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1165	}	1502	}
1166		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1167	cf::player->attach (	1512	cf::player->attach (
1168	on_command => sub {	1513	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1170		1515
1171	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1172	or return;	1517	or return;
1173		1518
…		…
1181	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1182		1527
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1529
1185	if (ref $msg) {	1530	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg
1188	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1532
1191	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
1193		1548
1194	$pl->ext_reply ($reply, @reply)	1549	$pl->ext_msg ("reply-$reply", @reply)
1195	if $reply;	1550	if $reply;
1196	}	1551	}
		1552
1197	} else {	1553	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1555	}
1200		1556
1201	cf::override;	1557	cf::override;
1202	},	1558	},
1203	);	1559	);
1204		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1205	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1206	cf::sync_job {	1590	cf::sync_job {
1207	my %todo;	1591	my %todo;
1208		1592
1209	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1594	next unless -r $path;
…		…
1228		1612
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1615
1232	$ext{source} =	1616	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1235	. $source	1619	. $source
1236	. "\n};\n1";	1620	. "\n};\n1";
1237		1621
1238	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1239	}	1623	}
1240		1624
		1625	my $pass = 0;
1241	my %done;	1626	my %done;
1242	while (%todo) {	1627	while (%todo) {
1243	my $progress;	1628	my $progress;
1244		1629
		1630	++$pass;
		1631
		1632	ext:
1245	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1635	next ext
1248	unless exists $done{$_};	1636	unless exists $done{$_};
1249	}	1637	}
1250		1638
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1640
1253	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1258	warn $msg;	1657
1259	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1659	delete $todo{$k};
1261	}	1660	} else {
1262		1661	$done{$k} = delete $todo{$k};
1263	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1264	}	1667	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1668	}
1270		1669
1271	skip:	1670	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1274	}	1680	}
1275	};	1681	};
1276	}	1682	}
1277		1683
1278	#############################################################################	1684	#############################################################################
1279		1685
1280	=back	1686	=back
1281		1687
1282	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1283		1689
1284	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1285		1691
1286	=cut	1692	=cut
1287		1693
1288	package cf::player;	1694	package cf::player;
1289		1695
1290	use Coro::AIO;	1696	use Coro::AIO;
1291		1697
1292	=head3 cf::player	1698	=head3 cf::player
1293		1699
1294	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1295		1715
1296	=item cf::player::find $login	1716	=item cf::player::find $login
1297		1717
1298	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1299		1719
…		…
1318		1738
1319	sub exists($) {	1739	sub exists($) {
1320	my ($login) = @_;	1740	my ($login) = @_;
1321		1741
1322	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1324	}	1744	}
1325		1745
1326	sub find($) {	1746	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1748	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1759
1340	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1343	}	1769	}
1344	}	1770	}
1345	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1346		1785
1347	sub save($) {	1786	sub save($) {
1348	my ($pl) = @_;	1787	my ($pl) = @_;
1349		1788
1350	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1356		1795
1357	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1359		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1360	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1361	Coro::cede;	1805	cf::cede_to_tick;
1362	}	1806	}
1363		1807
1364	sub new($) {	1808	sub new($) {
1365	my ($login) = @_;	1809	my ($login) = @_;
1366		1810
…		…
1395	my ($pl) = @_;	1839	my ($pl) = @_;
1396		1840
1397	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1398		1842
1399	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1400	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1401		1845
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1403	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1405	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1406		1854
1407	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1409	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1444	or return [];	1892	or return [];
1445		1893
1446	my @logins;	1894	my @logins;
1447		1895
1448	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1452		1906
1453	utf8::decode $login;	1907	utf8::decode $login;
1454	push @logins, $login;	1908	push @logins, $login;
1455	}	1909	}
1456		1910
1457	\@logins	1911	\@logins
1458	}	1912	}
1459		1913
1460	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1461		1917
1462	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1463	player. May block.	1919	player. May block.
1464		1920
1465	=cut	1921	=cut
…		…
1483	}	1939	}
1484		1940
1485	\@paths	1941	\@paths
1486	}	1942	}
1487		1943
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1945
1490	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537
1538	=item $player->ext_reply ($msgid, @msg)
1539
1540	Sends an ext reply to the player.
1541
1542	=cut
1543
1544	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;
1546
1547	if ($self->ns->extcmd == 2) {
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}
1555		1947
1556	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1557		1949
1558	Sends an ext event to the client.	1950	Sends an ext event to the client.
1559		1951
…		…
1579		1971
1580	=cut	1972	=cut
1581		1973
1582	sub find_by_path($) {	1974	sub find_by_path($) {
1583	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1584		1978
1585	my ($match, $specificity);	1979	my ($match, $specificity);
1586		1980
1587	for my $region (list) {	1981	for my $region (list) {
1588	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1614	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1616		2010
1617	sub generate_random_map {	2011	sub generate_random_map {
1618	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1619	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1620	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1624	$rmp->{exit_on_final_map},
1625	$rmp->{xsize}, $rmp->{ysize},
1626	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1627	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1628	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1629	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1630	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1631	(cf::region::find $rmp->{region}), $rmp->{custom}
1632	)
1633	}	2017	}
1634		2018
1635	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1636		2020
1637	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1642		2026
1643	sub register {	2027	sub register {
1644	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1645	my $pkg = caller;	2029	my $pkg = caller;
1646		2030
1647	no strict;
1648	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1649		2032
1650	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1651	}	2034	}
1652		2035
1653	# also paths starting with '/'	2036	# also paths starting with '/'
1654	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1655		2038
1656	sub thawer_merge {	2039	sub thawer_merge {
1657	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1658		2041
1659	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1664	}	2047	}
1665		2048
1666	sub normalise {	2049	sub normalise {
1667	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1668		2051
1669	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1670		2053
1671	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1672		2055
1673	# map plan:	2056	# map plan:
1674	#	2057	#
…		…
1689	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1690	$path = "$base/$path";	2073	$path = "$base/$path";
1691	}	2074	}
1692		2075
1693	for ($path) {	2076	for ($path) {
1694	redo if s{//}{/};
1695	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1696	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1697	}	2079	}
1698		2080
1699	$path	2081	$path
…		…
1713	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1714	return $self;	2096	return $self;
1715	}	2097	}
1716	}	2098	}
1717		2099
1718	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1719	()	2101	()
1720	}	2102	}
1721		2103
		2104	# may re-bless or do other evil things
1722	sub init {	2105	sub init {
1723	my ($self) = @_;	2106	my ($self) = @_;
1724		2107
1725	$self	2108	$self
1726	}	2109	}
…		…
1745		2128
1746	# the temporary/swap location	2129	# the temporary/swap location
1747	sub save_path {	2130	sub save_path {
1748	my ($self) = @_;	2131	my ($self) = @_;
1749		2132
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1752	}	2135	}
1753		2136
1754	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1755	sub uniq_path {	2138	sub uniq_path {
1756	my ($self) = @_;	2139	my ($self) = @_;
1757		2140
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1760	}
1761
1762	# and all this just because we cannot iterate over
1763	# all maps in C++...
1764	sub change_all_map_light {
1765	my ($change) = @_;
1766
1767	$_->change_map_light ($change)
1768	for grep $_->outdoor, values %cf::MAP;
1769	}	2143	}
1770		2144
1771	sub decay_objects {	2145	sub decay_objects {
1772	my ($self) = @_;	2146	my ($self) = @_;
1773		2147
…		…
1786		2160
1787	sub load_header_from($) {	2161	sub load_header_from($) {
1788	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1789		2163
1790	utf8::encode $path;	2164	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	2166	or return;
1796		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1797	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1798		2175
1799	1	2176	1
1800	}	2177	}
1801		2178
		2179	# used to laod the header of an original map
1802	sub load_header_orig {	2180	sub load_header_orig {
1803	my ($self) = @_;	2181	my ($self) = @_;
1804		2182
1805	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1806	}	2184	}
1807		2185
		2186	# used to laod the header of an instantiated map
1808	sub load_header_temp {	2187	sub load_header_temp {
1809	my ($self) = @_;	2188	my ($self) = @_;
1810		2189
1811	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1812	}	2191	}
1813		2192
		2193	# called after loading the header from an instantiated map
1814	sub prepare_temp {	2194	sub prepare_temp {
1815	my ($self) = @_;	2195	my ($self) = @_;
1816		2196
1817	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1818	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1819	# safety	2199	# safety
1820	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1821	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1822	}	2202	}
1823		2203
		2204	# called after loading the header from an original map
1824	sub prepare_orig {	2205	sub prepare_orig {
1825	my ($self) = @_;	2206	my ($self) = @_;
1826		2207
1827	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1828	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1852		2233
1853	sub find;	2234	sub find;
1854	sub find {	2235	sub find {
1855	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1856		2237
		2238	cf::cede_to_tick;
		2239
1857	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1858		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1860		2244
1861	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1864	or return;	2247	or return;
1865		2248
1866	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1867		2250
…		…
1869	or return;	2252	or return;
1870		2253
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1874	$map->reset;	2259	$map->reset;
1875	undef $guard;
1876	return find $path;	2260	return find $path;
1877	}	2261	}
1878		2262
1879	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1880	}	2264	}
1881	}	2265	}
1882		2266
1883	sub pre_load { }	2267	sub pre_load { }
1884	sub post_load { }	2268	#sub post_load { } # XS
1885		2269
1886	sub load {	2270	sub load {
1887	my ($self) = @_;	2271	my ($self) = @_;
1888		2272
1889	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1890		2274
1891	my $path = $self->{path};	2275	my $path = $self->{path};
1892		2276
1893	{	2277	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1895		2279
		2280	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2282
1900	$self->alloc;	2283	$self->alloc;
1901		2284
1902	$self->pre_load;	2285	$self->pre_load;
1903	Coro::cede;	2286	cf::cede_to_tick;
1904		2287
1905	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1906	or return;	2292	or return;
1907		2293
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1909	if delete $self->{load_original};	2295	if delete $self->{load_original};
1910		2296
1911	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2298	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2301	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1916	}	2306	}
1917	}
1918		2307
1919	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1920	# now do the right thing for maps	2317	# now do the right thing for maps
1921	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2320	unless $self->difficulty;
1924	Coro::cede;	2321	cf::cede_to_tick;
1925		2322
1926	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2324	$self->decay_objects;
1928	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1929	$self->update_buttons;	2326	$self->update_buttons;
1930	Coro::cede;	2327	cf::cede_to_tick;
1931	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1932	Coro::cede;
1933	$self->activate;
1934	}	2329	}
1935		2330
1936	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1938
1939	$self->in_memory (cf::MAP_IN_MEMORY);
1940	}	2333	}
1941		2334
1942	$self->post_load;	2335	$self->post_load;
1943	}
1944		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1945	sub customise_for {	2343	sub customise_for {
1946	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1947		2345
1948	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1949	if $self->per_player;	2347	if $self->per_player;
…		…
1952	# if $self->per_party;	2350	# if $self->per_party;
1953		2351
1954	$self	2352	$self
1955	}	2353	}
1956		2354
1957	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {
1959	my ($map) = @_;
1960
1961	my @diag; # diagonal neighbours
1962
1963	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)
1965	or next;
1966	$neigh = find $neigh, $map
1967	or next;
1968	$neigh->load;
1969
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}
1973
1974	for (@diag) {
1975	my $neigh = find @$_
1976	or next;
1977	$neigh->load;
1978	}
1979	}
1980
1981	sub find_sync {	2355	sub find_sync {
1982	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1983		2357
1984	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1985	}	2363	}
1986		2364
1987	sub do_load_sync {	2365	sub do_load_sync {
1988	my ($map) = @_;	2366	my ($map) = @_;
1989		2367
1990	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1991	}	2373	}
1992		2374
1993	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1995		2377
1996	sub find_async {	2378	sub find_async {
1997	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1998		2380
1999	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2000		2382
2001	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2003	}	2385	}
2004		2386
2005	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
2006	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2007	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2394	if (my $map = find $k) {
2010	$map->load;	2395	$map->load if $v;
2011	}	2396	}
2012		2397
2013	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
2014	}	2399	}
2015	}	2400	}
2016	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
2017	};	2402	};
2018	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2019		2404
2020	()	2405	()
2021	}	2406	}
2022		2407
		2408	# common code, used by both ->save and ->swapout
2023	sub save {	2409	sub _save {
2024	my ($self) = @_;	2410	my ($self) = @_;
2025
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;
2027		2411
2028	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2029		2413
2030	return unless $self->dirty;	2414	return unless $self->dirty;
2031		2415
…		…
2037	return if $self->{deny_save};	2421	return if $self->{deny_save};
2038		2422
2039	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2040		2424
2041	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2043	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2044		2431
2045	if ($uniq) {	2432	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2435	} else {
2049	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2050	}	2437	}
2051	}	2438	}
2052		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2053	sub swap_out {	2448	sub swap_out {
2054	my ($self) = @_;	2449	my ($self) = @_;
2055		2450
2056	# save first because save cedes
2057	$self->save;
2058
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2061	return if $self->players;	2455	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};
2064		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
2065	$self->clear;	2466	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2467	}
2068		2468
2069	sub reset_at {	2469	sub reset_at {
2070	my ($self) = @_;	2470	my ($self) = @_;
2071		2471
…		…
2089		2489
2090	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2091		2491
2092	return if $self->players;	2492	return if $self->players;
2093		2493
2094	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2095		2495
2096	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2097		2497
2098	# need to save uniques path	2498	# need to save uniques path
2099	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2100	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2101		2501
…		…
2103	if $uniq;	2503	if $uniq;
2104	}	2504	}
2105		2505
2106	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2107		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2510	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2511
2112	$self->unlink_save;	2512	$self->unlink_save;
2113	$self->destroy;	2513	$self->destroy;
2114	}	2514	}
2115		2515
2116	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2117		2517
2118	sub nuke {	2518	sub nuke {
2119	my ($self) = @_;	2519	my ($self) = @_;
2120		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2121	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2122		2525
2123	$self->unlink_save;	2526	$self->unlink_save;
2124		2527
2125	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2126	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2533
2131	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2132		2536
2133	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2134	}	2538	}
2135		2539
2136	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2178		2582
2179	sub unique_maps() {	2583	sub unique_maps() {
2180	[	2584	[
2181	map {	2585	map {
2182	utf8::decode $_;	2586	utf8::decode $_;
2183	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2184	? normalise $_	2590	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2592	]
2188	}	2593	}
2189		2594
2190	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2191		2626
2192	=back	2627	=back
2193		2628
2194	=head3 cf::object	2629	=head3 cf::object
2195		2630
…		…
2199		2634
2200	=over 4	2635	=over 4
2201		2636
2202	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2203		2638
2204	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2205		2641
2206	=cut	2642	=cut
2207		2643
2208	sub inv_recursive_;	2644	sub inv_recursive_;
2209	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2212		2648
2213	sub inv_recursive {	2649	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2215	}	2651	}
2216		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2217	package cf;	2681	package cf;
2218		2682
2219	=back	2683	=back
2220		2684
2221	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2230		2694
2231	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2232		2710
2233	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2712	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2728
2251	} else {	2729	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2732	}
2255	}	2733	}
2256	}	2734	}
2257		2735
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2761
2284	=item $player_object->enter_link	2762	=item $player_object->enter_link
2285		2763
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2765
2288	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2290		2770
2291	Will never block.	2771	Will never block.
2292		2772
2293	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2294		2774
…		…
2314	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2315	my ($self) = @_;	2795	my ($self) = @_;
2316		2796
2317	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2318		2798
		2799	++$self->{_link_recursion};
		2800
2319	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2320		2802
2321	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2322	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2323		2805
2324	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2325	}	2807	}
2326		2808
2327	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2328	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2329		2811
…		…
2346	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2347	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2348		2830
2349	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2352		2834
2353	$map->load;	2835	$map->load;
2354	$map->load_diag;
2355		2836
2356	return unless $self->contr->active;	2837	return unless $self->contr->active;
2357	$self->activate_recursive;
2358		2838
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2361	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2362		2846
		2847	}
		2848
2363	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2364		2850
2365	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2366	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2855	be called at the end of this process.
2370		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2371	=cut	2860	=cut
2372		2861
2373	our $GOTOGEN;	2862	our $GOTOGEN;
2374		2863
2375	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2376	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2377		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2378	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2875
2381	$self->enter_link;	2876	$self->enter_link;
2382		2877
2383	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2384	my $map = eval {	2900	my $map = eval {
2385	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2386		2902
2387	if ($map) {	2903	if ($map) {
2388	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2390	} else {	2906	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2908	}
2393		2909
2394	$map	2910	$map
2395	};	2911	};
2396		2912
…		…
2402	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2403	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2404	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2405	}	2921	}
2406		2922
2407	$done->() if $done;	2923	$done->($self) if $done;
2408	})->prio (1);	2924	})->prio (1);
2409	}	2925	}
2410		2926
2411	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2412		2928
…		…
2432	}	2948	}
2433		2949
2434	sub prepare_random_map {	2950	sub prepare_random_map {
2435	my ($exit) = @_;	2951	my ($exit) = @_;
2436		2952
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2955	# that depends on the exit object
2442		2956
2443	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2959	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2450	}	2966	}
2451		2967
2452	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2453		2969
2454	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2457		2973
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2976	undef $fh;
2461	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2462		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2465	}	2985	}
2466	}	2986	}
2467		2987
2468	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2470		2990
2471	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2472		2992
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2993	$self->enter_link;
2485		2994
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2995	(async {
2491	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2492	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2493	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2494		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2495	1;	3034	1
2496	}) {	3035	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2501		3040
2502	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2503	$self->leave_link;	3042	$self->leave_link;
2504	}	3043	}
2505	})->prio (1);	3044	})->prio (1);
2506	}	3045	}
2507		3046
…		…
2519	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2520	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2521		3060
2522	utf8::encode $text;	3061	utf8::encode $text;
2523	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2524	}	3088	}
2525		3089
2526	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2527		3091
2528	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2532		3096
2533	=cut	3097	=cut
2534		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2535	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2537		3215
2538	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2539		3218
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2542	if (ref $channel) {	3228	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	3232	$self->ext_msg (channel_info => $channel);
2547	}	3233	}
…		…
2549	$channel = $channel->{id};	3235	$channel = $channel->{id};
2550	}	3236	}
2551		3237
2552	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2553		3239
2554	if ($self->can_msg) {
2555	# default colour, mask it out	3240	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2558		3243
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561	} else {	3247	);
2562	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {
2565	1 while
2566	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2567	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2568	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2569	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2570	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2571	}
2572		3248
2573	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2574
2575	utf8::encode $msg;
2576
2577	if (0 && $msg =~ /\[/) {
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	3250	}
2586		3251
2587	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2588		3253
2589	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2591	=cut	3256	=cut
2592		3257
2593	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2595		3260
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}
2604	}	3262	}
2605		3263
2606	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2607		3265
2608	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2663	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2664		3322
2665	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2666		3324
2667	if (ref $msg) {	3325	if (ref $msg) {
2668	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2669	"ARRAY" eq ref $msg
2670	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3327
2673	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
2675		3343
2676	$ns->ext_reply ($reply, @reply)	3344	$ns->ext_msg ("reply-$reply", @reply)
2677	if $reply;	3345	if $reply;
2678	}	3346	}
2679	} else {	3347	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3349	}
2682		3350
2683	cf::override;	3351	cf::override;
2684	},	3352	},
2685	);	3353	);
…		…
2705		3373
2706	$coro	3374	$coro
2707	}	3375	}
2708		3376
2709	cf::client->attach (	3377	cf::client->attach (
2710	on_destroy => sub {	3378	on_client_destroy => sub {
2711	my ($ns) = @_;	3379	my ($ns) = @_;
2712		3380
2713	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2714	},	3382	},
2715	);	3383	);
…		…
2731	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2732		3400
2733	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2734		3402
2735	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2736	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2737	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2738	sort time	3406	sort time
2739	));	3407	));
2740		3408
2741	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2743	=pod	3411	=pod
2744		3412
2745	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2746		3414
2747	cf::object	3415	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove name archname title slaying race	3417	insert remove name archname title slaying race decrease split
		3418	value
2750		3419
2751	cf::object::player	3420	cf::object::player
2752	player	3421	player
2753		3422
2754	cf::player	3423	cf::player
…		…
2759		3428
2760	=cut	3429	=cut
2761		3430
2762	for (	3431	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv name archname title slaying race)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2765	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2767	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2768	) {	3438	) {
2769	no strict 'refs';
2770	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2771	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2772	for @funs;	3441	for @funs;
2773	}	3442	}
2774		3443
…		…
2789		3458
2790	my $qcode = $code;	3459	my $qcode = $code;
2791	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2792	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2793		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2794	local $_;	3466	local $_;
2795	local @safe::cf::_safe_eval_args = values %vars;
2796		3467
2797	my $eval =	3468	my $eval =
2798	"do {\n"	3469	"do {\n"
2799	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2800	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2801	. $code	3472	. $code
2802	. "\n}"	3473	. "\n}"
2803	;	3474	;
2804		3475
		3476	if ($CFG{safe_eval}) {
2805	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2806	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2807	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2808		3485
2809	if ($@) {	3486	if ($@) {
2810	warn "$@";	3487	warn "$@",
2811	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2812	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2813	}	3490	}
2814		3491
2815	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2816	}	3493	}
2817		3494
…		…
2831	=cut	3508	=cut
2832		3509
2833	sub register_script_function {	3510	sub register_script_function {
2834	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2835		3512
2836	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2837	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2838	}	3515	}
2839		3516
2840	=back	3517	=back
2841		3518
2842	=cut	3519	=cut
2843		3520
2844	#############################################################################	3521	#############################################################################
2845	# the server's init and main functions	3522	# the server's init and main functions
2846		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
2847	sub load_facedata($) {	3601	sub load_facedata($) {
2848	my ($path) = @_;	3602	my ($path) = @_;
2849		3603
		3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3605
2850	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
2851		3607
2852	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
2853	0 < aio_load $path, $facedata
2854	or die "$path: $!";
2855
2856	$facedata = Coro::Storable::thaw $facedata;
2857		3609
2858	$facedata->{version} == 2	3610	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3612
		3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
		3615
		3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3617
		3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
2860		3621
2861	{	3622	{
2862	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
2863		3624
2864	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3628
2866	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2870		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2871	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
2872	}	3636	}
2873		3637
2874	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3639	next unless $info->{smooth};
		3640
2876	my $idx = cf::face::find $face	3641	my $idx = cf::face::find $face
2877	or next;	3642	or next;
		3643
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3647	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3649	}
2884
2885	cf::cede_to_tick;
2886	}	3650	}
2887	}	3651	}
2888		3652
2889	{	3653	{
2890	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
2891		3655
2892	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
2893	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
2894	cf::cede_to_tick;
2895	}	3658	}
2896		3659
2897	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
2898	}	3661	}
2899		3662
2900	{	3663	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3665
2908	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3667	if (defined (my $type = $info->{type})) {
2910	name => $name,	3668	# TODO: different hash - must free and use new index, or cache ixface data queue
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2915		3670
2916	if ($info->{type} & 1) {
2917	# prepend meta info
2918
2919	my $data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2921
2922	cf::face::set_data $idx, 0, $data, $chk;	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
2923	} else {	3677	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3678	# $RESOURCE{$name} = $info; # unused
2925	}	3679	}
2926
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;
2930	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}	3680	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
		3692
		3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3694
		3695	aio_close $fh if $fh; # close old facedata
2950		3696
2951	1	3697	1
2952	}	3698	}
2953		3699
2954	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
…		…
2957	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
2959	}	3705	}
2960	};	3706	};
2961		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
		3731
2962	sub reload_regions {	3732	sub reload_regions {
		3733	# HACK to clear player env face cache, we need some signal framework
		3734	# for this (global event?)
		3735	%ext::player_env::MUSIC_FACE_CACHE = ();
		3736
2963	load_resource_file "$MAPDIR/regions"	3737	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3738	or die "unable to load regions file\n";
2965		3739
2966	for (cf::region::list) {	3740	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3741	$_->{match} = qr/$_->{match}/
2968	if exists $_->{match};	3742	if exists $_->{match};
2969	}	3743	}
2970	}	3744	}
2971		3745
2972	sub reload_facedata {	3746	sub reload_facedata {
2973	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
2974	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
2975	}	3749	}
2976		3750
2977	sub reload_archetypes {	3751	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references	3754
2981	# this really needs to be done in an extra post-pass	3755	cf::face::set
2982	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
2983	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
2984	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
2985	}	3766	}
2986		3767
2987	sub reload_treasures {	3768	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
2990	}	3771	}
2991		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
2992	sub reload_resources {	3793	sub reload_resources {
2993	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
2994		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
2995	reload_regions;	3801	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3802	reload_treasures;
3000		3803
3001	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3002	}	3805	}
3003		3806
3004	sub init {	3807	sub reload_config {
3005	reload_resources;	3808	trace "reloading config file...\n";
3006	}
3007		3809
3008	sub cfg_load {	3810	my $config = load_file "$CONFDIR/config";
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3811	utf8::decode $config;
3010	or return;	3812	*CFG = decode_yaml $config;
3011		3813
3012	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;
3014
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3016		3815
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3019		3818
3020	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3024	};	3823	};
3025	warn $@ if $@;	3824	warn $@ if $@;
3026	}	3825	}
3027	}	3826	}
3028		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3029	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
3030	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3869	(async {
3034	Event::one_event;	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3871	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3036	};	3873	};
3037		3874
3038	cfg_load;	3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
3039	db_init;	3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
		3889	reload_config;
		3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3040	load_extensions;	3899	load_extensions;
3041		3900
3042	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
3043	Event::loop;	3902
		3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3044	}	3918	}
3045		3919
3046	#############################################################################	3920	#############################################################################
3047	# initialisation and cleanup	3921	# initialisation and cleanup
3048		3922
3049	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3050	BEGIN {	3924	BEGIN {
		3925	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3059	},
3060	);	3929	};
3061	}	3930	}
3062	}	3931	}
3063		3932
3064	sub write_runtime {	3933	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3066		3935
3067	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3069		3938
3070	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3940
3072	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3073		3942
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3075	or return;	3944	or return;
3076		3945
3077	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3090		3959
3091	close $fh	3960	close $fh
3092	or return;	3961	or return;
3093		3962
3094	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3964	and return;
3096		3965
3097	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3098		3967
3099	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
3100	}	4019	}
3101		4020
3102	sub emergency_save() {	4021	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3104		4023
3105	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3106		4030
3107	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3108	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	4040	$pl->valid or next;
		4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	4042	$pl->save;
3116	}	4043	}
3117	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3118		4045
3119	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3120	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	4051	$map->valid or next;
3123	$map->save;	4052	$map->save;
3124	}	4053	}
3125	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3126		4055
3127	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3130	};	4084	};
3131		4085
3132	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3133	}	4087	}
3134		4088
3135	sub post_cleanup {	4089	sub post_cleanup {
3136	my ($make_core) = @_;	4090	my ($make_core) = @_;
3137		4091
		4092	IO::AIO::flush;
		4093
3138	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
3140	}	4124	}
3141		4125
3142	sub do_reload_perl() {	4126	sub do_reload_perl() {
3143	# can/must only be called in main	4127	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3145	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3146	return;	4130	return;
3147	}	4131	}
3148		4132
3149	warn "reloading...";	4133	return if $RELOAD++;
3150		4134
3151	warn "entering sync_job";	4135	my $t1 = AE::time;
3152		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
3153	cf::sync_job {	4143	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark
3155	cf::emergency_save;	4144	#cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark
3157		4145
3158	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;
3160
3161	# if anything goes wrong in here, we should simply crash as we already saved
3162
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;
3174	warn "iterate...";
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();	4148	%EXT_CORO = ();
3182		4149
3183	warn "removing commands";	4150	trace "perl_reload: removing commands";
3184	%COMMAND = ();	4151	%COMMAND = ();
3185		4152
3186	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3187	%EXTCMD = ();	4154	%EXTCMD = ();
3188	%EXTICMD = ();	4155	%EXTICMD = ();
3189		4156
3190	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3193		4160
3194	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3195	eval {	4162	eval {
3196	$cb->($pkg);	4163	$cb->($pkg);
3197	1	4164	1
3198	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3199	}	4170	}
3200		4171
3201	warn "... nuking $pkg";
3202	Symbol::delete_package $pkg;
3203	}
3204
3205	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3206	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		4175
3209	warn "... unloading $k";	4176	trace "... unloading $k";
3210	delete $INC{$k};	4177	delete $INC{$k};
3211		4178
3212	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3214		4181
3215	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3216	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3217	}	4187	}
3218		4188
3219	Symbol::delete_package $k;
3220	}
3221
3222	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		4192
3226	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229		4196
3230	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3231	# and global variables created in xs	4198	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3233		4200
3234	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3235		4202
3236	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3237	require cf;	4204	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3239		4206
3240	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3241	cf::cfg_load;	4208	cf::reload_config;
3242		4209
3243	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3244	cf::load_extensions;	4211	cf::load_extensions;
3245		4212
		4213	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3249	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3252		4221
3253	warn "leaving sync_job";	4222	cf::_post_init 1;
3254		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3255	1	4226	1
3256	} or do {	4227	} or do {
3257	warn $@;	4228	error $@;
3258	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3259	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3260	};	4233	}
3261		4234
3262	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3263	};	4237	};
3264		4238
3265	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3266		4240
3267	sub reload_perl() {	4241	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3270		4244
3271	$RELOAD_WATCHER ||= Event->timer (	4245	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	4246	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	4247
3274	data => WF_AUTOCANCEL,	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	4249	do_reload_perl;
3277	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3278	},	4251	};
3279	);	4252	};
3280	}	4253	}
3281		4254
3282	register_command "reload" => sub {	4255	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
3284		4257
3285	if ($who->flag (FLAG_WIZ)) {	4258	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	4259	$who->message ("reloading server.");
		4260	async {
		4261	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	4262	reload_perl;
		4263	};
3288	}	4264	}
3289	};	4265	};
3290		4266
3291	unshift @INC, $LIBDIR;	4267	#############################################################################
3292		4268
3293	my $bug_warning = 0;	4269	my $bug_warning = 0;
3294		4270
3295	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;
3297
3298	sub wait_for_tick {	4271	sub wait_for_tick() {
3299	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4273
3302	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3303	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;
3305	}	4275	}
3306		4276
3307	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3308	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3309	return if $Coro::current == $Coro::main;
3310		4279
3311	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	4282	$signal->wait;
3314	}	4283	}
3315		4284
3316	my $min = 1e6;#d#	4285	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3328	return;	4289	return;
3329	}	4290	}
3330		4291
3331	$NOW = $tick_start = Event::time;	4292	cf::one_tick; # one server iteration
3332		4293
3333	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3334		4295
3335	0 && sync_job {#d#	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	4298	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4299	$Coro::current->{desc} = "runtime saver";
3339	or die;	4300	write_runtime_sync
3340		4301	or error "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	4302	};
		4303	}
3357		4304
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	4306	$sig->send;
3374	}	4307	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3376	$sig->send;
3377	}
3378		4309
3379	$NOW = Event::time;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		4312
3390	_post_tick;	4313	if (0) {
3391		4314	if ($NEXT_TICK) {
3392		4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
3393	},	4319	}
3394	);	4320	}
3395		4321
3396	{	4322	{
3397	BDB::max_poll_time $TICK * 0.1;	4323	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	4324	info "initialising database";
3399	reentrant => 0,	4325
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3407		4327	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		4329
3423	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
		4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		4337
3426	cf::sync_job {	4338	cf::sync_job {
3427	eval {	4339	eval {
3428	BDB::db_env_open	4340	BDB::db_env_open
3429	$DB_ENV,	4341	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4343	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4344	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	4345	0666;
3434		4346
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4347	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	4348	};
3440		4349
3441	cf::cleanup "db_env_open(db): $@" if $@;	4350	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	4351	};
3443	}	4352	}
		4353
		4354	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4355	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4356	};
		4357	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4359	};
		4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4362	};
		4363
		4364	info "database initialised";
3444	}	4365	}
3445		4366
3446	{	4367	{
		4368	# configure IO::AIO
		4369
		4370	info "initialising aio";
3447	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	4373	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,	4374	info "aio initialised";
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	4375	}
3460		4376
3461	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3462		4379
3463	sub _log_backtrace {	4380	sub _log_backtrace {
3464	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3465		4382
3466	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3467		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3468	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3470	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3471	async {	4393	async {
		4394	$Coro::current->{desc} = "abt $msg";
		4395
3472	my @bt = fork_call {	4396	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4398	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4399	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	4400	or die "addr2line: $!";
…		…
3484	}	4408	}
3485		4409
3486	@funcs	4410	@funcs
3487	};	4411	};
3488		4412
3489	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	4416	--$_log_backtrace;
3492	};	4417	};
3493	} else {	4418	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3495	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3496	}	4421	}
3497	}	4422	}
3498		4423
3499	# load additional modules	4424	# load additional modules
3500	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3501		4427
3502	END { cf::emergency_save }	4428	END { cf::emergency_save }
3503		4429
3504	1	4430	1
3505		4431

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