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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.319 by root, Tue Jul 24 15:56:45 2007 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 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;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$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		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
74		124
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	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	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
80	our $NOW;	143	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		144
83	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	146	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	147	our $LINK_MAP; # the special {link} map, which is always available
94		148
95	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		151
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
101		164
102	binmode STDOUT;	165	binmode STDOUT;
103	binmode STDERR;	166	binmode STDERR;
104		167
105	# read virtual server time, if available	168	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
110	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
111		176
112	mkdir $_	177	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		179
115	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
116		181
117	sub cf::map::normalise;	182	sub cf::map::normalise;
118		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
119	#############################################################################	188	#############################################################################
120		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
121	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
122		202
123	=over 4	203	=over 4
124		204
125	=item $cf::UPTIME	205	=item $cf::UPTIME
126		206
127	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
128		223
129	=item $cf::RUNTIME	224	=item $cf::RUNTIME
130		225
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	227	every server tick.
133		228
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		232
138	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
141	database environment.	236	database environment.
142		237
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	238	=item $cf::LOADAVG
152		239
153	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
158		245
159	The raw value load value from the last tick.	246	The raw value load value from the last tick.
160		247
161	=item %cf::CFG	248	=item %cf::CFG
162		249
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	251	from wherever your confdir points to.
165		252
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		254
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
172	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
173		277
174	This array contains the results of the last C<invoke ()> call. When	278	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	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	280	that call.
177		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
178	=back	288	=back
179		289
180	=cut	290	=cut
181		291
182	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	299	my $msg = join "", @_;
185		300
186	$msg .= "\n"	301	$msg .= "\n"
187	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
188		303
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		305
191	utf8::encode $msg;
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	Wait until the given lock is available and then acquires it and returns	517	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,	518	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	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
276	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
278		527
279	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
280		529
281	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
282		531
283	=cut	532	=cut
284		533
285	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
286		535
287	sub lock_wait($) {	536	sub lock_wait($) {
288	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	538	}
296		539
297	sub lock_acquire($) {	540	sub lock_acquire($) {
298	my ($key) = @_;	541	$LOCKS->guard ($_[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	}	542	}
310		543
311	sub lock_active($) {	544	sub lock_active($) {
312	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	546	}
316		547
317	sub freeze_mainloop {	548	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
319		550
320	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	552	}
322	};	553
323	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
324	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
325	}	567	}
326		568
327	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
328		570
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	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	572	(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.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
332		578
333	The optional C<$name> can be used to identify the job to run. It might be	579	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.	580	used for statistical purposes and should identify the same time-class.
335		581
336	Useful for short background jobs.	582	Useful for short background jobs.
337		583
338	=cut	584	=cut
339		585
340	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
342		589
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
345	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
346		596
347	while () {	597	while () {
348	next_job:	598	next_job:
		599
349	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	601
351	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	606	$job->[2]->send;
355	Coro::cede;	607	Coro::cede;
356	goto next_job;	608	goto next_job;
357	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	611	}
359	}	612	}
360		613
361	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	617	} else {
		618	$busy = 0;
366	Coro::schedule;	619	Coro::schedule;
367	}	620	}
368	}	621	}
369	};	622	};
370		623
371	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
372	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
373		628
374	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
375	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
376		632
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
390		646
391	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
392		648
393	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
394		650
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	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	652	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	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	654	acceptable.
399		655
400	If it must be done, put the blocking parts into C<sync_job>. This will run	656	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	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	661	=cut
406		662
407	sub sync_job(&) {	663	sub sync_job(&) {
408	my ($job) = @_;	664	my ($job) = @_;
409		665
410	if ($Coro::current == $Coro::main) {	666	if (in_main) {
411	my $time = Event::time;	667	my $time = AE::time;
412		668
413	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
415		671
416	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	673
418	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
419		675
420	my $busy = 1;	676	my $busy = 1;
421	my @res;	677	my @res;
422		678
423	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	681	@res = eval { $job->() };
425	warn $@ if $@;	682	error $@ if $@;
426	undef $busy;	683	undef $busy;
427	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
428		685
429	while ($busy) {	686	while ($busy) {
430	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
431	}	691	}
		692	}
432		693
433	$time = Event::time - $time;	694	my $time = AE::time - $time;
434		695
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	696	$TICK_START += $time; # do not account sync jobs to server load
439		697
440	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
441	} else {	699	} else {
442	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
443		701
…		…
463	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
464		722
465	$coro	723	$coro
466	}	724	}
467		725
468	=item fork_call { }, $args	726	=item fork_call { }, @args
469		727
470	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
474		732
475	=cut	733	=cut
476		734
477	sub _store_scalar {	735	sub post_fork {
478	open my $fh, ">", \my $buf	736	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	}	737	}
485		738
486	sub fork_call(&@) {	739	sub fork_call(&@) {
487	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
488		741
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	742	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		745
494	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
495	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
496		750
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	752	}
499	$res = Coro::Storable::thaw $res;
500		753
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	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	}	755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
528	}	790	}
529		791
530	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
531		793
532	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
535		797
536	Stores the given C<$value> in the family. It can currently store binary	798	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).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
539	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
540		827
541	our $DB;	828	our $DB;
542		829
543	sub db_init {	830	sub db_init {
544	unless ($DB) {	831	$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	}	832	}
559		833
560	sub db_get($$) {	834	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
562		836
563	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
564	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
565		841
566	$! ? ()	842	$! ? ()
567	: $data	843	: $data
568	}
569	}	844	}
570		845
571	sub db_put($$$) {	846	sub db_put($$$) {
572	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		876
602	my @data;	877	my @data;
603	my $md5;	878	my $md5;
604		879
605	for (0 .. $#$src) {	880	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	882	}
609		883
610	# if processing is expensive, check	884	# if processing is expensive, check
611	# checksum first	885	# checksum first
612	if (1) {	886	if (1) {
613	$md5 =	887	$md5 =
614	join "\x00",	888	join "\x00",
615	$processversion,	889	$processversion,
616	map {	890	map {
617	Coro::cede;	891	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	893	} 0.. $#$src;
620		894
621		895
622	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		903
630	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	905	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
633		907
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		909
636	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
639		913
…		…
649		923
650	=cut	924	=cut
651		925
652	sub datalog($@) {	926	sub datalog($@) {
653	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	929	}
656		930
657	=back	931	=back
658		932
659	=cut	933	=cut
660		934
661	#############################################################################	935	#############################################################################
662		936
663	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
664		938
665	Many objects in crossfire are so-called attachable objects. That means you can	939	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")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
668		942
669	In the following description, CLASS can be any of C<global>, C<object>	943	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	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	945	Deliantra).
672		946
673	=over 4	947	=over 4
674		948
675	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
676		950
…		…
720	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
721		995
722	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
724		998
725	Some classes such as crossfire maps and objects can specify attachments	999	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.	1000	that are attached at load/instantiate time, thus the need for a name.
727		1001
728	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
729		1003
730	=over 4	1004	=over 4
…		…
854		1128
855	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1131
858	} elsif (ref $type) {	1132	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
860		1134
861	} else {	1135	} else {
862	shift @arg;	1136	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
864	}	1138	}
865	}	1139	}
866	}	1140	}
867		1141
868	sub _object_attach {	1142	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
879	}	1153	}
880		1154
881	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
882	} else {	1156	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1158	}
885		1159
886	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
887	}	1161	}
888		1162
…		…
947		1221
948	for (@$callbacks) {	1222	for (@$callbacks) {
949	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
950		1224
951	if ($@) {	1225	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1227	override;
955	}	1228	}
956		1229
957	return 1 if $override;	1230	return 1 if $override;
958	}	1231	}
959		1232
960	0	1233	0
961	}	1234	}
962		1235
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1237
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1239
967	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
968		1241
…		…
974		1247
975	=cut	1248	=cut
976		1249
977	#############################################################################	1250	#############################################################################
978	# object support	1251	# object support
979	#
980		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
981	sub _can_merge {	1286	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
983		1288
984	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1290
988	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
989	}	1293	}
990		1294
991	sub reattach {	1295	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1297	my ($obj) = @_;
994		1298
		1299	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1301
997	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
998		1303
999	@$registry = ();	1304	@$registry = ();
1000		1305
…		…
1005	for (@$attach) {	1310	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1008	}	1313	}
1009	} else {	1314	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1316	}
1012	}	1317	}
1013	}	1318	}
1014		1319
1015	cf::attachable->attach (	1320	cf::attachable->attach (
1016	prio => -1000000,	1321	prio => -1000000,
1017	on_instantiate => sub {	1322	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1019		1324
1020	$data = from_json $data;	1325	$data = decode_json $data;
1021		1326
1022	for (@$data) {	1327	for (@$data) {
1023	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1024		1329
1025	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1346	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1043		1348
1044	sync_job {	1349	sync_job {
1045	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1048		1355
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1053	close $fh;	1363	aio_close $fh;
1054		1364
1055	if (@$objs) {	1365	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1061	close $fh;	1374	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1376	}
1064	} else {	1377	} else {
1065	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1066	}	1379	}
1067		1380
1068	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1385	} else {
1070	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1071	}	1387	}
1072	} else {	1388	} else {
1073	aio_unlink $filename;	1389	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1075	}	1391	}
1076	}	1392	};
1077	}	1393	}
1078		1394
1079	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1081		1397
…		…
1093	or return;	1409	or return;
1094		1410
1095	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1413	or return;
		1414
1098	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1099	}	1417	}
1100		1418
		1419	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1103	return ($data, $av);	1424	($data, $av)
1104	}	1425	}
1105		1426
1106	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1107		1428
1108	=over 4	1429	=over 4
…		…
1110	=cut	1431	=cut
1111		1432
1112	#############################################################################	1433	#############################################################################
1113	# command handling &c	1434	# command handling &c
1114		1435
1115	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1116		1437
1117	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1118	$name.	1439	$name.
1119		1440
1120	=cut	1441	=cut
…		…
1126	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1127		1448
1128	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1129	}	1450	}
1130		1451
1131	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1132		1453
1133	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1134	extcmd packet. Ext commands will be processed in the order they are	1455	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	1456	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	1457	the logged-in player. Ext commands can only be processed after a player
1137	has logged in successfully.	1458	has logged in successfully.
1138		1459
1139	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1140	called.	1461	called.
1141		1462
1142	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1143		1464
1144	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1145	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1146	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1147	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
1162	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1163		1484
1164	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1165	}	1486	}
1166		1487
		1488	use File::Glob ();
		1489
1167	cf::player->attach (	1490	cf::player->attach (
1168	on_command => sub {	1491	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1170		1493
1171	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1172	or return;	1495	or return;
1173		1496
…		…
1181	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1182		1505
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1507
1185	if (ref $msg) {	1508	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg	1510
1188	? @$msg	1511	my @reply;
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1512
1191	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1515	}
		1516
		1517	$pl->ext_msg ("reply-$reply", @reply)
		1518	if $reply;
		1519
1197	} else {	1520	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1522	}
1200		1523
1201	cf::override;	1524	cf::override;
1202	},	1525	},
1203	);	1526	);
1204		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1205	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1206	cf::sync_job {	1557	cf::sync_job {
1207	my %todo;	1558	my %todo;
1208		1559
1209	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1561	next unless -r $path;
…		…
1228		1579
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1582
1232	$ext{source} =	1583	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1235	. $source	1586	. $source
1236	. "\n};\n1";	1587	. "\n};\n1";
1237		1588
1238	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1239	}	1590	}
1240		1591
		1592	my $pass = 0;
1241	my %done;	1593	my %done;
1242	while (%todo) {	1594	while (%todo) {
1243	my $progress;	1595	my $progress;
1244		1596
		1597	++$pass;
		1598
		1599	ext:
1245	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1602	next ext
1248	unless exists $done{$_};	1603	unless exists $done{$_};
1249	}	1604	}
1250		1605
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1607
1253	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1258	warn $msg;	1624
1259	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1626	delete $todo{$k};
1261	}	1627	} else {
1262		1628	$done{$k} = delete $todo{$k};
1263	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1264	}	1634	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1635	}
1270		1636
1271	skip:	1637	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1274	}	1647	}
1275	};	1648	};
1276	}	1649	}
1277		1650
1278	#############################################################################	1651	#############################################################################
1279		1652
1280	=back	1653	=back
1281		1654
1282	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1283		1656
1284	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1285		1658
1286	=cut	1659	=cut
1287		1660
1288	package cf::player;	1661	package cf::player;
1289		1662
1290	use Coro::AIO;	1663	use Coro::AIO;
1291		1664
1292	=head3 cf::player	1665	=head3 cf::player
1293		1666
1294	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1295		1682
1296	=item cf::player::find $login	1683	=item cf::player::find $login
1297		1684
1298	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1299		1686
…		…
1318		1705
1319	sub exists($) {	1706	sub exists($) {
1320	my ($login) = @_;	1707	my ($login) = @_;
1321		1708
1322	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1324	}	1711	}
1325		1712
1326	sub find($) {	1713	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1715	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1726
1340	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1343	}	1736	}
1344	}	1737	}
1345	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1346		1752
1347	sub save($) {	1753	sub save($) {
1348	my ($pl) = @_;	1754	my ($pl) = @_;
1349		1755
1350	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1356		1762
1357	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1359		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1770
1360	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1361	Coro::cede;	1772	cf::cede_to_tick;
1362	}	1773	}
1363		1774
1364	sub new($) {	1775	sub new($) {
1365	my ($login) = @_;	1776	my ($login) = @_;
1366		1777
…		…
1372	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1373		1784
1374	$self	1785	$self
1375	}	1786	}
1376		1787
		1788	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1789
		1790	=cut
		1791
		1792	sub send_msg {
		1793	my $ns = shift->ns
		1794	or return;
		1795	$ns->send_msg (@_);
		1796	}
		1797
1377	=item $pl->quit_character	1798	=item $pl->quit_character
1378		1799
1379	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1381		1802
…		…
1385	my ($pl) = @_;	1806	my ($pl) = @_;
1386		1807
1387	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1388		1809
1389	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1812
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1395	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1396		1821
1397	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1434	or return [];	1859	or return [];
1435		1860
1436	my @logins;	1861	my @logins;
1437		1862
1438	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1442		1873
1443	utf8::decode $login;	1874	utf8::decode $login;
1444	push @logins, $login;	1875	push @logins, $login;
1445	}	1876	}
1446		1877
1447	\@logins	1878	\@logins
1448	}	1879	}
1449		1880
1450	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1451		1884
1452	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1453	player. May block.	1886	player. May block.
1454		1887
1455	=cut	1888	=cut
…		…
1473	}	1906	}
1474		1907
1475	\@paths	1908	\@paths
1476	}	1909	}
1477		1910
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1912
1480	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527
1528	=item $player->ext_reply ($msgid, @msg)
1529
1530	Sends an ext reply to the player.
1531
1532	=cut
1533
1534	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;
1536
1537	if ($self->ns->extcmd == 2) {
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}
1545		1914
1546	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1547		1916
1548	Sends an ext event to the client.	1917	Sends an ext event to the client.
1549		1918
…		…
1569		1938
1570	=cut	1939	=cut
1571		1940
1572	sub find_by_path($) {	1941	sub find_by_path($) {
1573	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1574		1945
1575	my ($match, $specificity);	1946	my ($match, $specificity);
1576		1947
1577	for my $region (list) {	1948	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1975	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1976	our $DEFAULT_RESET = 3000;
1606		1977
1607	sub generate_random_map {	1978	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	1980
		1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1982
1610	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	1984	}
1624		1985
1625	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1626		1987
1627	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1632		1993
1633	sub register {	1994	sub register {
1634	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1996	my $pkg = caller;
1636		1997
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1999
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	2001	}
1642		2002
1643	# also paths starting with '/'	2003	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		2005
1646	sub thawer_merge {	2006	sub thawer_merge {
1647	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1648		2008
1649	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1654	}	2014	}
1655		2015
1656	sub normalise {	2016	sub normalise {
1657	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1658		2018
1659	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1660		2020
1661	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1662		2022
1663	# map plan:	2023	# map plan:
1664	#	2024	#
…		…
1679	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	2040	$path = "$base/$path";
1681	}	2041	}
1682		2042
1683	for ($path) {	2043	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1687	}	2046	}
1688		2047
1689	$path	2048	$path
…		…
1703	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1704	return $self;	2063	return $self;
1705	}	2064	}
1706	}	2065	}
1707		2066
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	2068	()
1710	}	2069	}
1711		2070
		2071	# may re-bless or do other evil things
1712	sub init {	2072	sub init {
1713	my ($self) = @_;	2073	my ($self) = @_;
1714		2074
1715	$self	2075	$self
1716	}	2076	}
…		…
1735		2095
1736	# the temporary/swap location	2096	# the temporary/swap location
1737	sub save_path {	2097	sub save_path {
1738	my ($self) = @_;	2098	my ($self) = @_;
1739		2099
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2100	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2101	"$TMPDIR/$path.map"
1742	}	2102	}
1743		2103
1744	# the unique path, undef == no special unique path	2104	# the unique path, undef == no special unique path
1745	sub uniq_path {	2105	sub uniq_path {
1746	my ($self) = @_;	2106	my ($self) = @_;
1747		2107
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2109	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2110	}
1760		2111
1761	sub decay_objects {	2112	sub decay_objects {
1762	my ($self) = @_;	2113	my ($self) = @_;
1763		2114
…		…
1776		2127
1777	sub load_header_from($) {	2128	sub load_header_from($) {
1778	my ($self, $path) = @_;	2129	my ($self, $path) = @_;
1779		2130
1780	utf8::encode $path;	2131	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2132	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2133	or return;
1786		2134
		2135	$self->_load_header ($f)
		2136	or return;
		2137
		2138	local $MAP_LOADING{$self->{path}} = $self;
		2139	$f->resolve_delayed_derefs;
		2140
1787	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1788		2142
1789	1	2143	1
1790	}	2144	}
1791		2145
		2146	# used to laod the header of an original map
1792	sub load_header_orig {	2147	sub load_header_orig {
1793	my ($self) = @_;	2148	my ($self) = @_;
1794		2149
1795	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1796	}	2151	}
1797		2152
		2153	# used to laod the header of an instantiated map
1798	sub load_header_temp {	2154	sub load_header_temp {
1799	my ($self) = @_;	2155	my ($self) = @_;
1800		2156
1801	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1802	}	2158	}
1803		2159
		2160	# called after loading the header from an instantiated map
1804	sub prepare_temp {	2161	sub prepare_temp {
1805	my ($self) = @_;	2162	my ($self) = @_;
1806		2163
1807	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1808	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1809	# safety	2166	# safety
1810	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1811	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1812	}	2169	}
1813		2170
		2171	# called after loading the header from an original map
1814	sub prepare_orig {	2172	sub prepare_orig {
1815	my ($self) = @_;	2173	my ($self) = @_;
1816		2174
1817	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1818	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1842		2200
1843	sub find;	2201	sub find;
1844	sub find {	2202	sub find {
1845	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1846		2204
		2205	cf::cede_to_tick;
		2206
1847	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1848		2208
		2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2211
1851	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2213	my $map = new_from_path cf::map $path
1854	or return;	2214	or return;
1855		2215
1856	$map->{last_save} = $cf::RUNTIME;	2216	$map->{last_save} = $cf::RUNTIME;
1857		2217
…		…
1859	or return;	2219	or return;
1860		2220
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2221	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2222	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2223	#$cf::WAIT_FOR_TICK->wait;
		2224	undef $guard2;
		2225	undef $guard1;
1864	$map->reset;	2226	$map->reset;
1865	undef $guard;
1866	return find $path;	2227	return find $path;
1867	}	2228	}
1868		2229
1869	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
1870	}	2231	}
1871	}	2232	}
1872		2233
1873	sub pre_load { }	2234	sub pre_load { }
1874	sub post_load { }	2235	#sub post_load { } # XS
1875		2236
1876	sub load {	2237	sub load {
1877	my ($self) = @_;	2238	my ($self) = @_;
1878		2239
1879	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
1880		2241
1881	my $path = $self->{path};	2242	my $path = $self->{path};
1882		2243
1883	{	2244	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
1885		2246
		2247	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
1887
1888	$self->in_memory (cf::MAP_LOADING);
1889		2249
1890	$self->alloc;	2250	$self->alloc;
1891		2251
1892	$self->pre_load;	2252	$self->pre_load;
1893	Coro::cede;	2253	cf::cede_to_tick;
1894		2254
1895	$self->_load_objects ($self->{load_path}, 1)	2255	if (exists $self->{load_path}) {
		2256	my $f = new_from_file cf::object::thawer $self->{load_path};
		2257	$f->skip_block;
		2258	$self->_load_objects ($f)
1896	or return;	2259	or return;
1897		2260
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2261	$self->post_load_original
1899	if delete $self->{load_original};	2262	if delete $self->{load_original};
1900		2263
1901	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2265	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2266	unless (aio_stat $uniq) {
		2267	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2268	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2269	$self->_load_objects ($f);
		2270	$f->resolve_delayed_derefs;
		2271	}
		2272	}
1906	}	2273	}
1907	}
1908		2274
1909	Coro::cede;	2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
		2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
		2282
		2283	cf::cede_to_tick;
1910	# now do the right thing for maps	2284	# now do the right thing for maps
1911	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2287	unless $self->difficulty;
1914	Coro::cede;	2288	cf::cede_to_tick;
1915		2289
1916	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2291	$self->decay_objects;
1918	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
1919	$self->update_buttons;	2293	$self->update_buttons;
1920	Coro::cede;	2294	cf::cede_to_tick;
1921	$self->set_darkness_map;	2295	#$self->activate; # no longer activate maps automatically
1922	Coro::cede;
1923	$self->activate;
1924	}	2296	}
1925		2297
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2298	$self->{last_save} = $cf::RUNTIME;
		2299	$self->last_access ($cf::RUNTIME);
1927	}	2300	}
1928		2301
1929	$self->post_load;	2302	$self->post_load;
1930	}
1931		2303
		2304	1
		2305	}
		2306
		2307	# customize the map for a given player, i.e.
		2308	# return the _real_ map. used by e.g. per-player
		2309	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2310	sub customise_for {
1933	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
1934		2312
1935	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2314	if $self->per_player;
…		…
1939	# if $self->per_party;	2317	# if $self->per_party;
1940		2318
1941	$self	2319	$self
1942	}	2320	}
1943		2321
1944	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {
1946	my ($map) = @_;
1947
1948	my @diag; # diagonal neighbours
1949
1950	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)
1952	or next;
1953	$neigh = find $neigh, $map
1954	or next;
1955	$neigh->load;
1956
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}
1960
1961	for (@diag) {
1962	my $neigh = find @$_
1963	or next;
1964	$neigh->load;
1965	}
1966	}
1967
1968	sub find_sync {	2322	sub find_sync {
1969	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
1970		2324
1971	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
1972	}	2330	}
1973		2331
1974	sub do_load_sync {	2332	sub do_load_sync {
1975	my ($map) = @_;	2333	my ($map) = @_;
1976		2334
1977	cf::sync_job { $map->load };	2335	# it's a bug to call this from the main context
		2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2337	if $Coro::current == $Coro::main;
		2338
		2339	$map->load;
1978	}	2340	}
1979		2341
1980	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
1982		2344
1983	sub find_async {	2345	sub find_async {
1984	my ($path, $origin) = @_;	2346	my ($path, $origin, $load) = @_;
1985		2347
1986	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
1987		2349
1988	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2351	return $map if !$load || $map->linkable;
1990	}	2352	}
1991		2353
1992	undef $MAP_PREFETCH{$path};	2354	$MAP_PREFETCH{$path} |= $load;
		2355
1993	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
		2357	$Coro::current->{desc} = "map prefetcher";
		2358
1994	while (%MAP_PREFETCH) {	2359	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2360	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2361	if (my $map = find $k) {
1997	$map->load;	2362	$map->load if $v;
1998	}	2363	}
1999		2364
2000	delete $MAP_PREFETCH{$path};	2365	delete $MAP_PREFETCH{$k};
2001	}	2366	}
2002	}	2367	}
2003	undef $MAP_PREFETCHER;	2368	undef $MAP_PREFETCHER;
2004	};	2369	};
2005	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
2006		2371
2007	()	2372	()
2008	}	2373	}
2009		2374
		2375	# common code, used by both ->save and ->swapout
2010	sub save {	2376	sub _save {
2011	my ($self) = @_;	2377	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2378
2015	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
2016		2380
2017	return unless $self->dirty;	2381	return unless $self->dirty;
2018		2382
…		…
2024	return if $self->{deny_save};	2388	return if $self->{deny_save};
2025		2389
2026	local $self->{last_access} = $self->last_access;#d#	2390	local $self->{last_access} = $self->last_access;#d#
2027		2391
2028	cf::async {	2392	cf::async {
		2393	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2394	$_->contr->save for $self->players;
2030	};	2395	};
		2396
		2397	cf::get_slot 0.02;
2031		2398
2032	if ($uniq) {	2399	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2400	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2401	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2402	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2403	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2404	}
2038	}	2405	}
2039		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
2040	sub swap_out {	2415	sub swap_out {
2041	my ($self) = @_;	2416	my ($self) = @_;
2042		2417
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
2048	return if $self->players;	2422	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2423
		2424	# first deactivate the map and "unlink" it from the core
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
		2427	$self->state (cf::MAP_SWAPPED);
		2428
		2429	# then atomically save
		2430	$self->_save;
		2431
		2432	# then free the map
2052	$self->clear;	2433	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2434	}
2055		2435
2056	sub reset_at {	2436	sub reset_at {
2057	my ($self) = @_;	2437	my ($self) = @_;
2058		2438
…		…
2076		2456
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2458
2079	return if $self->players;	2459	return if $self->players;
2080		2460
2081	warn "resetting map ", $self->path;	2461	cf::trace "resetting map ", $self->path, "\n";
2082		2462
2083	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
2084		2464
2085	# need to save uniques path	2465	# need to save uniques path
2086	unless ($self->{deny_save}) {	2466	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2468
…		…
2090	if $uniq;	2470	if $uniq;
2091	}	2471	}
2092		2472
2093	delete $cf::MAP{$self->path};	2473	delete $cf::MAP{$self->path};
2094		2474
		2475	$self->deactivate;
		2476	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2477	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2478
2099	$self->unlink_save;	2479	$self->unlink_save;
2100	$self->destroy;	2480	$self->destroy;
2101	}	2481	}
2102		2482
2103	my $nuke_counter = "aaaa";	2483	my $nuke_counter = "aaaa";
2104		2484
2105	sub nuke {	2485	sub nuke {
2106	my ($self) = @_;	2486	my ($self) = @_;
2107		2487
		2488	{
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
2108	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2109		2492
2110	$self->unlink_save;	2493	$self->unlink_save;
2111		2494
2112	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2500
2118	$cf::MAP{$self->path} = $self;	2501	$cf::MAP{$self->path} = $self;
		2502	}
2119		2503
2120	$self->reset; # polite request, might not happen	2504	$self->reset; # polite request, might not happen
2121	}	2505	}
2122		2506
2123	=item $maps = cf::map::tmp_maps	2507	=item $maps = cf::map::tmp_maps
…		…
2165		2549
2166	sub unique_maps() {	2550	sub unique_maps() {
2167	[	2551	[
2168	map {	2552	map {
2169	utf8::decode $_;	2553	utf8::decode $_;
2170	/\.map$/	2554	s/\.map$//; # TODO future compatibility hack
		2555	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2556	? ()
2171	? normalise $_	2557	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2559	]
2175	}	2560	}
2176		2561
2177	package cf;	2562	=item cf::map::static_maps
		2563
		2564	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2565	file in the shared directory excluding F</styles> and F</editor>). May
		2566	block.
		2567
		2568	=cut
		2569
		2570	sub static_maps() {
		2571	my @dirs = "";
		2572	my @maps;
		2573
		2574	while (@dirs) {
		2575	my $dir = shift @dirs;
		2576
		2577	next if $dir eq "/styles" || $dir eq "/editor";
		2578
		2579	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2580	or return;
		2581
		2582	for (@$files) {
		2583	s/\.map$// or next;
		2584	utf8::decode $_;
		2585	push @maps, "$dir/$_";
		2586	}
		2587
		2588	push @dirs, map "$dir/$_", @$dirs;
		2589	}
		2590
		2591	\@maps
		2592	}
2178		2593
2179	=back	2594	=back
2180		2595
2181	=head3 cf::object	2596	=head3 cf::object
2182		2597
…		…
2186		2601
2187	=over 4	2602	=over 4
2188		2603
2189	=item $ob->inv_recursive	2604	=item $ob->inv_recursive
2190		2605
2191	Returns the inventory of the object _and_ their inventories, recursively.	2606	Returns the inventory of the object I<and> their inventories, recursively,
		2607	but I<not> the object itself.
2192		2608
2193	=cut	2609	=cut
2194		2610
2195	sub inv_recursive_;	2611	sub inv_recursive_;
2196	sub inv_recursive_ {	2612	sub inv_recursive_ {
…		…
2199		2615
2200	sub inv_recursive {	2616	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2617	inv_recursive_ inv $_[0]
2202	}	2618	}
2203		2619
		2620	=item $ref = $ob->ref
		2621
		2622	Creates and returns a persistent reference to an object that can be stored as a string.
		2623
		2624	=item $ob = cf::object::deref ($refstring)
		2625
		2626	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2627	even if the object actually exists. May block.
		2628
		2629	=cut
		2630
		2631	sub deref {
		2632	my ($ref) = @_;
		2633
		2634	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2635	my ($uuid, $name) = ($1, $2);
		2636	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2637	or return;
		2638	$pl->ob->uuid eq $uuid
		2639	or return;
		2640
		2641	$pl->ob
		2642	} else {
		2643	warn "$ref: cannot resolve object reference\n";
		2644	undef
		2645	}
		2646	}
		2647
2204	package cf;	2648	package cf;
2205		2649
2206	=back	2650	=back
2207		2651
2208	=head3 cf::object::player	2652	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2658	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2659	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2660	dialogue with the given NPC character.
2217		2661
2218	=cut	2662	=cut
		2663
		2664	our $SAY_CHANNEL = {
		2665	id => "say",
		2666	title => "Map",
		2667	reply => "say ",
		2668	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2669	};
		2670
		2671	our $CHAT_CHANNEL = {
		2672	id => "chat",
		2673	title => "Chat",
		2674	reply => "chat ",
		2675	tooltip => "Player chat and shouts, global to the server.",
		2676	};
2219		2677
2220	# rough implementation of a future "reply" method that works	2678	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2679	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2680	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2681	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2693	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2694	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2695
2238	} else {	2696	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2697	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2698	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2699	}
2242	}	2700	}
		2701	}
		2702
		2703	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2704
		2705	=cut
		2706
		2707	sub cf::object::send_msg {
		2708	my $pl = shift->contr
		2709	or return;
		2710	$pl->send_msg (@_);
2243	}	2711	}
2244		2712
2245	=item $player_object->may ("access")	2713	=item $player_object->may ("access")
2246		2714
2247	Returns wether the given player is authorized to access resource "access"	2715	Returns wether the given player is authorized to access resource "access"
…		…
2260		2728
2261	=item $player_object->enter_link	2729	=item $player_object->enter_link
2262		2730
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2732
2265	The player should be reasonably safe there for short amounts of time. You	2733	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2735	though, as the player cannot control the character while it is on the link
		2736	map.
2267		2737
2268	Will never block.	2738	Will never block.
2269		2739
2270	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
2271		2741
…		…
2291	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2762	my ($self) = @_;
2293		2763
2294	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2295		2765
		2766	++$self->{_link_recursion};
		2767
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2769
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2300		2772
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2774	}
2303		2775
2304	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2306		2778
…		…
2323	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2325		2797
2326	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2329		2801
2330	$map->load;	2802	$map->load;
2331	$map->load_diag;
2332		2803
2333	return unless $self->contr->active;	2804	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2805
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2338	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2339		2813
		2814	}
		2815
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2817
2342	Moves the player to the given map-path and coordinates by first freezing	2818	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2820	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2821	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2822	be called at the end of this process.
2347		2823
		2824	Note that $check will be called with a potentially non-loaded map, so if
		2825	it needs a loaded map it has to call C<< ->load >>.
		2826
2348	=cut	2827	=cut
2349		2828
2350	our $GOTOGEN;	2829	our $GOTOGEN;
2351		2830
2352	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
		2839
2355	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2842
2358	$self->enter_link;	2843	$self->enter_link;
2359		2844
2360	(async {	2845	(async {
		2846	$Coro::current->{desc} = "player::goto $path $x $y";
		2847
		2848	# *tag paths override both path and x|y
		2849	if ($path =~ /^\*(.*)$/) {
		2850	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2851	my $ob = $obs[rand @obs];
		2852
		2853	# see if we actually can go there
		2854	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2855	$ob = $obs[rand @obs];
		2856	} else {
		2857	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2858	}
		2859	# else put us there anyways for now #d#
		2860
		2861	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2862	} else {
		2863	($path, $x, $y) = (undef, undef, undef);
		2864	}
		2865	}
		2866
2361	my $map = eval {	2867	my $map = eval {
2362	my $map = cf::map::find $path;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2869
2364	if ($map) {	2870	if ($map) {
2365	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2873	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2875	}
2370		2876
2371	$map	2877	$map
2372	};	2878	};
2373		2879
…		…
2379	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2382	}	2888	}
2383		2889
2384	$done->() if $done;	2890	$done->($self) if $done;
2385	})->prio (1);	2891	})->prio (1);
2386	}	2892	}
2387		2893
2388	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2389		2895
…		…
2409	}	2915	}
2410		2916
2411	sub prepare_random_map {	2917	sub prepare_random_map {
2412	my ($exit) = @_;	2918	my ($exit) = @_;
2413		2919
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2920	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2921	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2922	# that depends on the exit object
2419		2923
2420	my $rmp = parse_random_map_params $exit->msg;	2924	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2926	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2927	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2928	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2929	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2930	$rmp->{origin_y} = $exit->y;
		2931
		2932	$exit->map->touch;
2427	}	2933	}
2428		2934
2429	$rmp->{random_seed} ||= $exit->random_seed;	2935	$rmp->{random_seed} ||= $exit->random_seed;
2430		2936
2431	my $data = cf::to_json $rmp;	2937	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2938	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2939	my $meta = "$RANDOMDIR/$md5.meta";
2434		2940
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2942	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2943	undef $fh;
2438	aio_rename "$meta~", $meta;	2944	aio_rename "$meta~", $meta;
2439		2945
		2946	my $slaying = "?random/$md5";
		2947
		2948	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2949	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2950	$exit->msg (undef);
		2951	}
2442	}	2952	}
2443	}	2953	}
2444		2954
2445	sub cf::object::player::enter_exit {	2955	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2956	my ($self, $exit) = @_;
2447		2957
2448	return unless $self->type == cf::PLAYER;	2958	return unless $self->type == cf::PLAYER;
2449		2959
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2960	$self->enter_link;
2462		2961
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2962	(async {
2468	$self->deactivate_recursive; # just to be sure	2963	$Coro::current->{desc} = "enter_exit";
		2964
2469	unless (eval {	2965	unless (eval {
		2966	$self->deactivate_recursive; # just to be sure
		2967
		2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2969	my $x = $exit->stats->hp;
		2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
		2994
2470	$self->goto ($slaying, $hp, $sp);	2995	$self->goto ($map, $x, $y);
2471		2996
		2997	# if exit is damned, update players death & WoR home-position
		2998	$self->contr->savebed ($map, $x, $y)
		2999	if $exit->flag (cf::FLAG_DAMNED);
		3000
2472	1;	3001	1
2473	}) {	3002	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2478		3007
2479	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	3009	$self->leave_link;
2481	}	3010	}
2482	})->prio (1);	3011	})->prio (1);
2483	}	3012	}
2484		3013
…		…
2496	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2498		3027
2499	utf8::encode $text;	3028	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3029	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3030	}
		3031
		3032	=item $client->send_big_packet ($pkt)
		3033
		3034	Like C<send_packet>, but tries to compress large packets, and fragments
		3035	them as required.
		3036
		3037	=cut
		3038
		3039	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3040
		3041	sub cf::client::send_big_packet {
		3042	my ($self, $pkt) = @_;
		3043
		3044	# try lzf for large packets
		3045	$pkt = "lzf " . Compress::LZF::compress $pkt
		3046	if 1024 <= length $pkt and $self->{can_lzf};
		3047
		3048	# split very large packets
		3049	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3050	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3051	$pkt = "frag";
		3052	}
		3053
		3054	$self->send_packet ($pkt);
2501	}	3055	}
2502		3056
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3058
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3061	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3062	the message unless the client supports the msg packet.
2509		3063
2510	=cut	3064	=cut
2511		3065
		3066	# non-persistent channels (usually the info channel)
		3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
		3074	"c/identify" => {
		3075	id => "infobox",
		3076	title => "Identify",
		3077	reply => undef,
		3078	tooltip => "Items recently identified",
		3079	},
		3080	"c/examine" => {
		3081	id => "infobox",
		3082	title => "Examine",
		3083	reply => undef,
		3084	tooltip => "Signs and other items you examined",
		3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
		3091	},
		3092	"c/book" => {
		3093	id => "infobox",
		3094	title => "Book",
		3095	reply => undef,
		3096	tooltip => "The contents of a note or book",
		3097	},
		3098	"c/lookat" => {
		3099	id => "infobox",
		3100	title => "Look",
		3101	reply => undef,
		3102	tooltip => "What you saw there",
		3103	},
		3104	"c/who" => {
		3105	id => "infobox",
		3106	title => "Players",
		3107	reply => undef,
		3108	tooltip => "Shows players who are currently online",
		3109	},
		3110	"c/body" => {
		3111	id => "infobox",
		3112	title => "Body Parts",
		3113	reply => undef,
		3114	tooltip => "Shows which body parts you posess and are available",
		3115	},
		3116	"c/statistics" => {
		3117	id => "infobox",
		3118	title => "Statistics",
		3119	reply => undef,
		3120	tooltip => "Shows your primary statistics",
		3121	},
		3122	"c/skills" => {
		3123	id => "infobox",
		3124	title => "Skills",
		3125	reply => undef,
		3126	tooltip => "Shows your experience per skill and item power",
		3127	},
		3128	"c/shopitems" => {
		3129	id => "infobox",
		3130	title => "Shop Items",
		3131	reply => undef,
		3132	tooltip => "Shows the items currently for sale in this shop",
		3133	},
		3134	"c/resistances" => {
		3135	id => "infobox",
		3136	title => "Resistances",
		3137	reply => undef,
		3138	tooltip => "Shows your resistances",
		3139	},
		3140	"c/pets" => {
		3141	id => "infobox",
		3142	title => "Pets",
		3143	reply => undef,
		3144	tooltip => "Shows information abotu your pets/a specific pet",
		3145	},
		3146	"c/perceiveself" => {
		3147	id => "infobox",
		3148	title => "Perceive Self",
		3149	reply => undef,
		3150	tooltip => "You gained detailed knowledge about yourself",
		3151	},
		3152	"c/uptime" => {
		3153	id => "infobox",
		3154	title => "Uptime",
		3155	reply => undef,
		3156	tooltip => "How long the server has been running since last restart",
		3157	},
		3158	"c/mapinfo" => {
		3159	id => "infobox",
		3160	title => "Map Info",
		3161	reply => undef,
		3162	tooltip => "Information related to the maps",
		3163	},
		3164	"c/party" => {
		3165	id => "party",
		3166	title => "Party",
		3167	reply => "gsay ",
		3168	tooltip => "Messages and chat related to your party",
		3169	},
		3170	"c/death" => {
		3171	id => "death",
		3172	title => "Death",
		3173	reply => undef,
		3174	tooltip => "Reason for and more info about your most recent death",
		3175	},
		3176	"c/say" => $SAY_CHANNEL,
		3177	"c/chat" => $CHAT_CHANNEL,
		3178	);
		3179
2512	sub cf::client::send_msg {	3180	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3181	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3182
2515	$msg = $self->pl->expand_cfpod ($msg);	3183	$msg = $self->pl->expand_cfpod ($msg)
		3184	unless $color & cf::NDI_VERBATIM;
2516		3185
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3186	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3187
		3188	# check predefined channels, for the benefit of C
		3189	if ($CHANNEL{$channel}) {
		3190	$channel = $CHANNEL{$channel};
		3191
		3192	$self->ext_msg (channel_info => $channel);
		3193	$channel = $channel->{id};
		3194
2519	if (ref $channel) {	3195	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3196	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3197	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3198	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3199	$self->ext_msg (channel_info => $channel);
2524	}	3200	}
…		…
2526	$channel = $channel->{id};	3202	$channel = $channel->{id};
2527	}	3203	}
2528		3204
2529	return unless @extra || length $msg;	3205	return unless @extra || length $msg;
2530		3206
2531	if ($self->can_msg) {	3207	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3208	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3209	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3210
2544	if ($color >= 0) {	3211	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3212	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3214	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3215
2549	$self->send_packet ("drawinfo $color $msg")	3216	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3217	}
2554		3218
2555	=item $client->ext_msg ($type, @msg)	3219	=item $client->ext_msg ($type, @msg)
2556		3220
2557	Sends an ext event to the client.	3221	Sends an ext event to the client.
…		…
2559	=cut	3223	=cut
2560		3224
2561	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
2563		3227
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}
2572	}	3229	}
2573		3230
2574	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2575		3232
2576	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2631	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2632		3289
2633	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2634		3291
2635	if (ref $msg) {	3292	if (ref $msg) {
2636	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2637	"ARRAY" eq ref $msg	3294
2638	? @$msg	3295	my @reply;
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3296
2641	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3299	}
		3300
		3301	$ns->ext_msg ("reply-$reply", @reply)
		3302	if $reply;
		3303
2647	} else {	3304	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3306	}
2650		3307
2651	cf::override;	3308	cf::override;
2652	},	3309	},
2653	);	3310	);
…		…
2673		3330
2674	$coro	3331	$coro
2675	}	3332	}
2676		3333
2677	cf::client->attach (	3334	cf::client->attach (
2678	on_destroy => sub {	3335	on_client_destroy => sub {
2679	my ($ns) = @_;	3336	my ($ns) = @_;
2680		3337
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3339	},
2683	);	3340	);
…		…
2698	our $safe = new Safe "safe";	3355	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
2700		3357
2701	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
2702		3359
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3360	$safe->permit_only (Opcode::opset qw(
		3361	:base_core :base_mem :base_orig :base_math :base_loop
		3362	grepstart grepwhile mapstart mapwhile
		3363	sort time
		3364	));
2704		3365
2705	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
2706		3367
2707	=pod	3368	=pod
2708		3369
2709	The following functions and methods are available within a safe environment:	3370	The following functions and methods are available within a safe environment:
2710		3371
2711	cf::object	3372	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3373	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3374	insert remove name archname title slaying race decrease split
		3375	value
2714		3376
2715	cf::object::player	3377	cf::object::player
2716	player	3378	player
2717		3379
2718	cf::player	3380	cf::player
…		…
2723		3385
2724	=cut	3386	=cut
2725		3387
2726	for (	3388	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3389	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3390	insert remove inv nrof name archname title slaying race
		3391	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3393	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
2732	) {	3395	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3398	for @funs;
2737	}	3399	}
2738		3400
…		…
2753		3415
2754	my $qcode = $code;	3416	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
2757		3419
		3420	%vars = (_dummy => 0) unless %vars;
		3421
		3422	my @res;
2758	local $_;	3423	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3424
2761	my $eval =	3425	my $eval =
2762	"do {\n"	3426	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3429	. $code
2766	. "\n}"	3430	. "\n}"
2767	;	3431	;
2768		3432
		3433	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
2772		3442
2773	if ($@) {	3443	if ($@) {
2774	warn "$@";	3444	warn "$@",
2775	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
2777	}	3447	}
2778		3448
2779	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
2780	}	3450	}
2781		3451
…		…
2795	=cut	3465	=cut
2796		3466
2797	sub register_script_function {	3467	sub register_script_function {
2798	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
2799		3469
2800	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
2802	}	3472	}
2803		3473
2804	=back	3474	=back
2805		3475
2806	=cut	3476	=cut
2807		3477
2808	#############################################################################	3478	#############################################################################
2809	# the server's init and main functions	3479	# the server's init and main functions
2810		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
		3504
2811	sub load_facedata($) {	3505	sub load_facedata($) {
2812	my ($path) = @_;	3506	my ($path) = @_;
2813		3507
		3508	# HACK to clear player env face cache, we need some signal framework
		3509	# for this (global event?)
		3510	%ext::player_env::MUSIC_FACE_CACHE = ();
		3511
		3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3513
2814	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
2815		3515
2816	my $facedata;	3516	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3517
2822	$facedata->{version} == 2	3518	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3520
		3521	cf::cede_to_tick;
		3522
2825	{	3523	{
2826	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
2827		3525
2828	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3529
2830	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
2834		3536
2835	cf::cede_to_tick;	3537	cf::cede_to_tick;
2836	}	3538	}
2837		3539
2838	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3541	next unless $info->{smooth};
		3542
2840	my $idx = cf::face::find $face	3543	my $idx = cf::face::find $face
2841	or next;	3544	or next;
		3545
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3549	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3551	}
2848		3552
2849	cf::cede_to_tick;	3553	cf::cede_to_tick;
2850	}	3554	}
2851	}	3555	}
…		…
2860		3564
2861	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
2862	}	3566	}
2863		3567
2864	{	3568	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3570
2870	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3572	if (defined (my $type = $info->{type})) {
2872	name => $name,	3573	# TODO: different hash - must free and use new index, or cache ixface data queue
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2877		3575
2878	if ($info->{type} & 1) {	3576	cf::face::set_type $idx, $type;
2879	# prepend meta info
2880
2881	my $data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2883
2884	cf::face::set_data $idx, 0, $data, $chk;	3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3579	$FACEHASH{$info->{hash}} = $idx;#d#
2885	} else {	3580	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3581	# $RESOURCE{$name} = $info; # unused
2887	}	3582	}
2888		3583
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3584	cf::cede_to_tick;
2892	}	3585	}
2893	}	3586	}
		3587
		3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2894		3589
2895	1	3590	1
2896	}	3591	}
2897		3592
2898	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
…		…
2901	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3597	$ns->fx_want ($k, $v);
2903	}	3598	}
2904	};	3599	};
2905		3600
		3601	sub load_resource_file($) {
		3602	my $guard = lock_acquire "load_resource_file";
		3603
		3604	my $status = load_resource_file_ $_[0];
		3605	get_slot 0.1, 100;
		3606	cf::arch::commit_load;
		3607
		3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
		3622	}
		3623
2906	sub reload_regions {	3624	sub reload_regions {
		3625	# HACK to clear player env face cache, we need some signal framework
		3626	# for this (global event?)
		3627	%ext::player_env::MUSIC_FACE_CACHE = ();
		3628
2907	load_resource_file "$MAPDIR/regions"	3629	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3630	or die "unable to load regions file\n";
2909		3631
2910	for (cf::region::list) {	3632	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3633	$_->{match} = qr/$_->{match}/
…		…
2919	}	3641	}
2920		3642
2921	sub reload_archetypes {	3643	sub reload_archetypes {
2922	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
2923	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
2924	#d# NEED to laod twice to resolve forward references	3646
2925	# this really needs to be done in an extra post-pass	3647	add_face "res/skill_info" => FT_RSRC,
2926	# (which needs to be synchronous, so solve it differently)	3648	JSON::XS->new->utf8->canonical->encode (
2927	load_resource_file "$DATADIR/archetypes"	3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2928	or die "unable to load archetypes\n";	3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
2929	}	3655	}
2930		3656
2931	sub reload_treasures {	3657	sub reload_treasures {
2932	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
2933	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
2934	}	3660	}
2935		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
2936	sub reload_resources {	3744	sub reload_resources {
2937	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
2938		3746
		3747	reload_materials;
		3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
		3751	reload_archetypes;
2939	reload_regions;	3752	reload_regions;
2940	reload_facedata;
2941	#reload_archetypes;#d#
2942	reload_archetypes;
2943	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
2944		3755
2945	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
2946	}	3757	}
2947		3758
2948	sub init {	3759	sub reload_config {
2949	reload_resources;	3760	trace "reloading config file...\n";
2950	}
2951		3761
2952	sub cfg_load {	3762	my $config = load_file "$CONFDIR/config";
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3763	utf8::decode $config;
2954	or return;	3764	*CFG = decode_yaml $config;
2955		3765
2956	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;
2958
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2960		3767
2961	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2962	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2963		3770
2964	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
2968	};	3775	};
2969	warn $@ if $@;	3776	warn $@ if $@;
2970	}	3777	}
2971	}	3778	}
2972		3779
		3780	sub pidfile() {
		3781	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3782	or die "$PIDFILE: $!";
		3783	flock $fh, &Fcntl::LOCK_EX
		3784	or die "$PIDFILE: flock: $!";
		3785	$fh
		3786	}
		3787
		3788	# make sure only one server instance is running at any one time
		3789	sub atomic {
		3790	my $fh = pidfile;
		3791
		3792	my $pid = <$fh>;
		3793	kill 9, $pid if $pid > 0;
		3794
		3795	seek $fh, 0, 0;
		3796	print $fh $$;
		3797	}
		3798
		3799	sub main_loop {
		3800	trace "EV::loop starting\n";
		3801	if (1) {
		3802	EV::loop;
		3803	}
		3804	trace "EV::loop returned\n";
		3805	goto &main_loop unless $REALLY_UNLOOP;
		3806	}
		3807
2973	sub main {	3808	sub main {
		3809	cf::init_globals; # initialise logging
		3810
		3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3815
		3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3817
2974	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3819	$Coro::idle = sub {
2976	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2977	(async {	3821	(async {
2978	Event::one_event;	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3823	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
2980	};	3825	};
2981		3826
2982	cfg_load;	3827	evthread_start IO::AIO::poll_fileno;
		3828
		3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
2983	db_init;	3832	db_init;
		3833
		3834	cf::init_anim;
		3835	cf::init_attackmess;
		3836	cf::init_dynamic;
		3837
		3838	cf::load_settings;
		3839
		3840	reload_resources;
		3841	reload_config;
		3842
		3843	cf::init_uuid;
		3844	cf::init_signals;
		3845	cf::init_skills;
		3846
		3847	cf::init_beforeplay;
		3848
		3849	atomic;
		3850
2984	load_extensions;	3851	load_extensions;
2985		3852
2986	$TICK_WATCHER->start;	3853	utime time, time, $RUNTIMEFILE;
2987	Event::loop;	3854
		3855	# no (long-running) fork's whatsoever before this point(!)
		3856	use POSIX ();
		3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3858
		3859	cf::_post_init 0;
		3860	};
		3861
		3862	cf::object::thawer::errors_are_fatal 0;
		3863	info "parse errors in files are no longer fatal from this point on.\n";
		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
		3869	goto &main_loop;
2988	}	3870	}
2989		3871
2990	#############################################################################	3872	#############################################################################
2991	# initialisation and cleanup	3873	# initialisation and cleanup
2992		3874
2993	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
2994	BEGIN {	3876	BEGIN {
		3877	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
3003	},
3004	);	3881	};
3005	}	3882	}
3006	}	3883	}
3007		3884
3008	sub write_runtime {	3885	sub write_runtime_sync {
3009	my $runtime = "$LOCALDIR/runtime";	3886	my $t0 = AE::time;
3010		3887
3011	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
3012	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
3013		3890
3014	IO::AIO::aio_utime $runtime, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3015		3892
3016	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
3017		3894
3018	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3019	or return;	3896	or return;
3020		3897
3021	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
3022	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
3023	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
3033	aio_utime $fh, undef, undef;	3910	aio_utime $fh, undef, undef;
3034		3911
3035	close $fh	3912	close $fh
3036	or return;	3913	or return;
3037		3914
3038	aio_rename "$runtime~", $runtime	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3039	and return;	3916	and return;
3040		3917
3041	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3042		3919
3043	1	3920	1
		3921	}
		3922
		3923	our $uuid_lock;
		3924	our $uuid_skip;
		3925
		3926	sub write_uuid_sync($) {
		3927	$uuid_skip ||= $_[0];
		3928
		3929	return if $uuid_lock;
		3930	local $uuid_lock = 1;
		3931
		3932	my $uuid = "$LOCALDIR/uuid";
		3933
		3934	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3935	or return;
		3936
		3937	my $value = uuid_seq uuid_cur;
		3938
		3939	unless ($value) {
		3940	info "cowardly refusing to write zero uuid value!\n";
		3941	return;
		3942	}
		3943
		3944	my $value = uuid_str $value + $uuid_skip;
		3945	$uuid_skip = 0;
		3946
		3947	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3948	and return;
		3949
		3950	# always fsync - this file is important
		3951	aio_fsync $fh
		3952	and return;
		3953
		3954	close $fh
		3955	or return;
		3956
		3957	aio_rename "$uuid~", $uuid
		3958	and return;
		3959
		3960	trace "uuid file written ($value).\n";
		3961
		3962	1
		3963
		3964	}
		3965
		3966	sub write_uuid($$) {
		3967	my ($skip, $sync) = @_;
		3968
		3969	$sync ? write_uuid_sync $skip
		3970	: async { write_uuid_sync $skip };
3044	}	3971	}
3045		3972
3046	sub emergency_save() {	3973	sub emergency_save() {
3047	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3048		3975
3049	warn "enter emergency perl save\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3050		3982
3051	cf::sync_job {	3983	cf::sync_job {
		3984	cf::write_runtime_sync; # external watchdog should not bark
		3985
3052	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3053	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3054	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3989	info "emergency_perl_save: begin player save\n";
3056	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3992	$pl->valid or next;
		3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3994	$pl->save;
3060	}	3995	}
3061	warn "end emergency player save\n";	3996	info "emergency_perl_save: end player save\n";
3062		3997
3063	warn "begin emergency map save\n";	3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	info "emergency_perl_save: begin map save\n";
3064	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3065	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3066	$map->valid or next;	4003	$map->valid or next;
3067	$map->save;	4004	$map->save;
3068	}	4005	}
3069	warn "end emergency map save\n";	4006	info "emergency_perl_save: end map save\n";
3070		4007
3071	warn "begin emergency database checkpoint\n";	4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	info "emergency_perl_save: begin database checkpoint\n";
3072	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3073	warn "end emergency database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
		4013
		4014	info "emergency_perl_save: begin write uuid\n";
		4015	write_uuid_sync 1;
		4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3074	};	4036	};
3075		4037
3076	warn "leave emergency perl save\n";	4038	info "emergency_perl_save: leave\n";
3077	}	4039	}
3078		4040
3079	sub post_cleanup {	4041	sub post_cleanup {
3080	my ($make_core) = @_;	4042	my ($make_core) = @_;
3081		4043
		4044	IO::AIO::flush;
		4045
3082	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3083	if $make_core;	4047	if $make_core;
		4048
		4049	my $fh = pidfile;
		4050	unlink $PIDFILE if <$fh> == $$;
		4051	}
		4052
		4053	# a safer delete_package, copied from Symbol
		4054	sub clear_package($) {
		4055	my $pkg = shift;
		4056
		4057	# expand to full symbol table name if needed
		4058	unless ($pkg =~ /^main::.*::$/) {
		4059	$pkg = "main$pkg" if $pkg =~ /^::/;
		4060	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4061	$pkg .= '::' unless $pkg =~ /::$/;
		4062	}
		4063
		4064	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4065	my $stem_symtab = *{$stem}{HASH};
		4066
		4067	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4068	or return;
		4069
		4070	# clear all symbols
		4071	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4072	for my $name (keys %$leaf_symtab) {
		4073	_gv_clear *{"$pkg$name"};
		4074	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4075	}
3084	}	4076	}
3085		4077
3086	sub do_reload_perl() {	4078	sub do_reload_perl() {
3087	# can/must only be called in main	4079	# can/must only be called in main
3088	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3089	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3090	return;	4082	return;
3091	}	4083	}
3092		4084
3093	warn "reloading...";	4085	return if $RELOAD++;
3094		4086
3095	warn "entering sync_job";	4087	my $t1 = AE::time;
3096		4088
		4089	while ($RELOAD) {
		4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
		4092
		4093	trace "perl_reload: entering sync_job";
		4094
3097	cf::sync_job {	4095	cf::sync_job {
3098	cf::write_runtime; # external watchdog should not bark
3099	cf::emergency_save;	4096	#cf::emergency_save;
3100	cf::write_runtime; # external watchdog should not bark
3101		4097
3102	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;
3104
3105	# if anything goes wrong in here, we should simply crash as we already saved
3106
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111
3112	warn "flushing outstanding aio requests";
3113	for (;;) {
3114	BDB::flush;
3115	IO::AIO::flush;
3116	Coro::cede;
3117	last unless IO::AIO::nreqs || BDB::nreqs;
3118	warn "iterate...";
3119	}
3120
3121	++$RELOAD;
3122
3123	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3124	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3125	%EXT_CORO = ();	4100	%EXT_CORO = ();
3126		4101
3127	warn "removing commands";	4102	trace "perl_reload: removing commands";
3128	%COMMAND = ();	4103	%COMMAND = ();
3129		4104
3130	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3131	%EXTCMD = ();	4106	%EXTCMD = ();
3132	%EXTICMD = ();	4107	%EXTICMD = ();
3133		4108
3134	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3135	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3136	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3137		4112
3138	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3139	eval {	4114	eval {
3140	$cb->($pkg);	4115	$cb->($pkg);
3141	1	4116	1
3142	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
		4118	}
		4119
		4120	trace "... clearing $pkg";
		4121	clear_package $pkg;
3143	}	4122	}
3144		4123
3145	warn "... nuking $pkg";
3146	Symbol::delete_package $pkg;
3147	}
3148
3149	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3150	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3151	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3152		4127
3153	warn "... unloading $k";	4128	trace "... unloading $k";
3154	delete $INC{$k};	4129	delete $INC{$k};
3155		4130
3156	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3157	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3158		4133
3159	if (my $cb = $k->can ("unload_module")) {	4134	if (my $cb = $k->can ("unload_module")) {
3160	$cb->();	4135	$cb->();
		4136	}
		4137
		4138	clear_package $k;
3161	}	4139	}
3162		4140
3163	Symbol::delete_package $k;
3164	}
3165
3166	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3167	Symbol::delete_package "safe::$_"	4142	clear_package "safe::$_"
3168	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3169		4144
3170	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3171	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3172	delete $INC{"cf/pod.pm"};	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3173		4148
3174	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3175	# and global variables created in xs	4150	# and global variables created in xs
3176	#Symbol::delete_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3177		4152
3178	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3179		4154
3180	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3181	require cf;	4156	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3183		4158
3184	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3185	cf::cfg_load;	4160	cf::reload_config;
3186		4161
3187	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3188	cf::load_extensions;	4163	cf::load_extensions;
3189		4164
		4165	if ($REATTACH_ON_RELOAD) {
3190	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3191	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3192	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3193	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3194	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3195	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
		4172	}
3196		4173
3197	warn "leaving sync_job";	4174	cf::_post_init 1;
3198		4175
		4176	trace "perl_reload: leaving sync_job";
		4177
3199	1	4178	1
3200	} or do {	4179	} or do {
3201	warn $@;	4180	error $@;
3202	warn "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3203	exit 1;	4182	};
		4183
		4184	--$RELOAD;
3204	};	4185	}
3205		4186
3206	warn "reloaded";	4187	$t1 = AE::time - $t1;
		4188	info "perl_reload: completed in ${t1}s\n";
3207	};	4189	};
3208		4190
3209	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3210		4192
3211	sub reload_perl() {	4193	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	4194	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3214		4196
3215	$RELOAD_WATCHER ||= Event->timer (	4197	$RELOAD_WATCHER ||= cf::async {
3216	reentrant => 0,	4198	Coro::AIO::aio_wait cache_extensions;
3217	after => 0,	4199
3218	data => WF_AUTOCANCEL,	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3219	cb => sub {
3220	do_reload_perl;	4201	do_reload_perl;
3221	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3222	},	4203	};
3223	);	4204	};
3224	}	4205	}
3225		4206
3226	register_command "reload" => sub {	4207	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	4208	my ($who, $arg) = @_;
3228		4209
3229	if ($who->flag (FLAG_WIZ)) {	4210	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	4211	$who->message ("reloading server.");
		4212	async {
		4213	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	4214	reload_perl;
		4215	};
3232	}	4216	}
3233	};	4217	};
3234		4218
3235	unshift @INC, $LIBDIR;	4219	#############################################################################
3236		4220
3237	my $bug_warning = 0;	4221	my $bug_warning = 0;
3238		4222
3239	our @WAIT_FOR_TICK;
3240	our @WAIT_FOR_TICK_BEGIN;
3241
3242	sub wait_for_tick {	4223	sub wait_for_tick() {
3243	return unless $TICK_WATCHER->is_active;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3244	return if $Coro::current == $Coro::main;
3245		4225
3246	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3247	push @WAIT_FOR_TICK, $signal;
3248	$signal->wait;
3249	}	4227	}
3250		4228
3251	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3252	return unless $TICK_WATCHER->is_active;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3253	return if $Coro::current == $Coro::main;
3254		4231
3255	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	4234	$signal->wait;
3258	}	4235	}
3259		4236
3260	my $min = 1e6;#d#	4237	sub tick {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	4238	if ($Coro::current != $Coro::main) {
3270	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3271	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3272	return;	4241	return;
3273	}	4242	}
3274		4243
3275	$NOW = $tick_start = Event::time;	4244	cf::one_tick; # one server iteration
3276		4245
3277	cf::server_tick; # one server iteration	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3278		4247
3279	0 && sync_job {#d#	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3280	for(1..10) {	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3281	my $t = Event::time;	4250	Coro::async_pool {
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4251	$Coro::current->{desc} = "runtime saver";
3283	or die;	4252	write_runtime_sync
3284		4253	or error "ERROR: unable to write runtime file: $!";
3285	$map->width (50);
3286	$map->height (50);
3287	$map->alloc;
3288	$map->_load_objects ("/tmp/x.map", 1);
3289	my $t = Event::time - $t;
3290
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	4254	};
		4255	}
3301		4256
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	4258	$sig->send;
3318	}	4259	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3320	$sig->send;
3321	}
3322		4261
3323	$NOW = Event::time;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		4264
3334	_post_tick;	4265	if (0) {
3335		4266	if ($NEXT_TICK) {
3336		4267	my $jitter = $TICK_START - $NEXT_TICK;
		4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4269	debug "jitter $JITTER\n";#d#
		4270	}
3337	},	4271	}
3338	);	4272	}
3339		4273
3340	{	4274	{
3341	BDB::max_poll_time $TICK * 0.1;	4275	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	4276	info "initialising database";
3343	reentrant => 0,	4277
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3351		4279	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		4281
3367	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3368	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
		4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4286	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4287	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4288	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3369		4289
3370	cf::sync_job {	4290	cf::sync_job {
3371	eval {	4291	eval {
3372	BDB::db_env_open	4292	BDB::db_env_open
3373	$DB_ENV,	4293	$DB_ENV,
…		…
3375	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	4297	0666;
3378		4298
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	4300	};
3384		4301
3385	cf::cleanup "db_env_open(db): $@" if $@;	4302	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	4303	};
3387	}	4304	}
		4305
		4306	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4307	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4308	};
		4309	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4311	};
		4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4314	};
		4315
		4316	info "database initialised";
3388	}	4317	}
3389		4318
3390	{	4319	{
		4320	# configure IO::AIO
		4321
		4322	info "initialising aio";
3391	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	4325	undef $AnyEvent::AIO::WATCHER;
3396	reentrant => 0,	4326	info "aio initialised";
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	4327	}
3404		4328
3405	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3406		4331
3407	sub _log_backtrace {	4332	sub _log_backtrace {
3408	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3409		4334
3410	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3411		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3412	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3414	++$_log_backtrace;	4343	++$_log_backtrace;
		4344	my $perl_bt = Carp::longmess $msg;
3415	async {	4345	async {
		4346	$Coro::current->{desc} = "abt $msg";
		4347
3416	my @bt = fork_call {	4348	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	4349	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4350	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4351	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3420	or die "addr2line: $!";	4352	or die "addr2line: $!";
…		…
3428	}	4360	}
3429		4361
3430	@funcs	4362	@funcs
3431	};	4363	};
3432		4364
3433	LOG llevInfo, "[ABT] $msg\n";	4365	LOG llevInfo, "[ABT] $perl_bt\n";
		4366	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3434	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3435	--$_log_backtrace;	4368	--$_log_backtrace;
3436	};	4369	};
3437	} else {	4370	} else {
3438	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3439	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3440	}	4373	}
3441	}	4374	}
3442		4375
3443	# load additional modules	4376	# load additional modules
3444	use cf::pod;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3445		4379
3446	END { cf::emergency_save }	4380	END { cf::emergency_save }
3447		4381
3448	1	4382	1
3449		4383

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