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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.600 by root, Sun Nov 11 04:31:57 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 ();
		57	use JSON::XS 2.01 ();
25	use BDB ();	58	use BDB ();
26	use Data::Dumper;	59	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	60	use Fcntl;
29	use YAML::Syck ();	61	use YAML::XS ();
30	use IO::AIO 2.32 ();	62	use IO::AIO ();
31	use Time::HiRes;
32	use Compress::LZF;	63	use Compress::LZF;
		64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
33		67
34	# configure various modules to our taste	68	# configure various modules to our taste
35	#	69	#
36	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		78
40	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
41		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		81
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
48		85
49	our %COMMAND = ();	86	our %COMMAND = ();
50	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
51		88
52	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
54	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
55	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
56	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
57		96
58	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
59	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
60		101
61	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
62	our $DATADIR = datadir;	104	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
66	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
72		125
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
78	our $NOW;	144	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off
80		145
81	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
82	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
83
84	our %CFG;
85
86	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;
88
89	our %PLAYER; # all users
90	our %MAP; # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
92		149
93	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		152
96	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
97	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
98	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
99		165
100	binmode STDOUT;	166	binmode STDOUT;
101	binmode STDERR;	167	binmode STDERR;
102		168
103	# read virtual server time, if available	169	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
108	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
109		177
110	mkdir $_	178	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
112		180
113	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
114		182
115	sub cf::map::normalise;	183	sub cf::map::normalise;
116		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
117	#############################################################################	189	#############################################################################
118		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
119	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
120		203
121	=over 4	204	=over 4
122		205
123	=item $cf::UPTIME	206	=item $cf::UPTIME
124		207
125	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
126		224
127	=item $cf::RUNTIME	225	=item $cf::RUNTIME
128		226
129	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
130	every server tick.	228	every server tick.
131		229
132	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
133	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
134	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
135		233
136	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
137	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
138	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
139	database environment.	237	database environment.
140		238
141	=item $cf::NOW
142
143	The time of the last (current) server tick.
144
145	=item $cf::TICK
146
147	The interval between server ticks, in seconds.
148
149	=item $cf::LOADAVG	239	=item $cf::LOADAVG
150		240
151	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
152	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
153	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
156		246
157	The raw value load value from the last tick.	247	The raw value load value from the last tick.
158		248
159	=item %cf::CFG	249	=item %cf::CFG
160		250
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	252	from wherever your confdir points to.
163		253
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		255
166	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
167	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
168	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
		278	=item @cf::INVOKE_RESULTS
		279
		280	This array contains the results of the last C<invoke ()> call. When
		281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		282	that call.
		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
169		289
170	=back	290	=back
171		291
172	=cut	292	=cut
173		293
174	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
175	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
176	my $msg = join "", @_;	301	my $msg = join "", @_;
177		302
178	$msg .= "\n"	303	$msg .= "\n"
179	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
180		305
181	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
182		307
183	utf8::encode $msg;
184	LOG llevError, $msg;	308	LOG llevWarn, $msg;
185	};	309	};
186	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
187		324
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	335	for my $pkg (qw(
199	cf::global cf::attachable	336	cf::global cf::attachable
200	cf::object cf::object::player	337	cf::object cf::object::player
201	cf::client cf::player	338	cf::client cf::player
202	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
203	cf::map cf::party cf::region	341	cf::party cf::region
204	)) {	342	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	344	}
208		345
209	$Event::DIED = sub {	346	$EV::DIED = sub {
210	warn "error in event callback: @_";	347	warn "error in event callback: $@";
211	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
212		354
213	#############################################################################	355	#############################################################################
214		356
215	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
216		358
…		…
237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
238	$d	380	$d
239	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
240	}	382	}
241		383
242	use JSON::XS ();	384	=item $scalar = cf::load_file $path
243		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
244	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
245		437
246	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
247		439
248	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
249		441
250	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
251		443
252	=cut	444	=cut
253		445
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		447
256	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
258		512
259	=item cf::lock_wait $string	513	=item cf::lock_wait $string
260		514
261	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
262		516
263	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
264		518
265	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
268	returned.	522	returned.
269		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
270	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
272		529
273	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
274		531
275	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
276		533
277	=cut	534	=cut
278		535
279	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
280		537
281	sub lock_wait($) {	538	sub lock_wait($) {
282	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	540	}
290		541
291	sub lock_acquire($) {	542	sub lock_acquire($) {
292	my ($key) = @_;	543	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	544	}
304		545
305	sub lock_active($) {	546	sub lock_active($) {
306	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	548	}
310		549
311	sub freeze_mainloop {	550	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
313		552
314	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	554	}
		555
		556	=item cf::periodic $interval, $cb
		557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
		571	=item cf::get_slot $time[, $priority[, $name]]
		572
		573	Allocate $time seconds of blocking CPU time at priority C<$priority>
		574	(default: 0): This call blocks and returns only when you have at least
		575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
		583
		584	Useful for short background jobs.
		585
		586	=cut
		587
		588	our @SLOT_QUEUE;
		589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
		591
		592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
		596	my $signal = new Coro::Signal;
		597	my $busy;
		598
		599	while () {
		600	next_job:
		601
		602	my $avail = cf::till_tick;
		603
		604	for (0 .. $#SLOT_QUEUE) {
		605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
		607	my $job = splice @SLOT_QUEUE, $_, 1, ();
		608	$job->[2]->send;
		609	Coro::cede;
		610	goto next_job;
		611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		613	}
		614	}
		615
		616	if (@SLOT_QUEUE) {
		617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		618	$WAIT_FOR_TICK->wait;
		619	} else {
		620	$busy = 0;
		621	Coro::schedule;
		622	}
316	};	623	}
317	$TICK_WATCHER->stop;	624	};
318	$guard	625
		626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
		629	my ($time, $pri, $name) = @_;
		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
		635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		637	$SLOT_QUEUE->ready;
		638	$sig->wait;
319	}	639	}
320		640
321	=item cf::async { BLOCK }	641	=item cf::async { BLOCK }
322		642
323	Currently the same as Coro::async_pool, meaning you cannot use	643	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		648
329	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
330		650
331	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
332		652
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	656	acceptable.
337		657
338	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	663	=cut
344		664
345	sub sync_job(&) {	665	sub sync_job(&) {
346	my ($job) = @_;	666	my ($job) = @_;
347		667
348	if ($Coro::current == $Coro::main) {	668	if (in_main) {
349	my $time = Event::time;	669	my $time = AE::time;
350		670
351	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
353		673
354	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	675
356	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
357		677
358	my $busy = 1;	678	my $busy = 1;
359	my @res;	679	my @res;
360		680
361	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	683	@res = eval { $job->() };
363	warn $@ if $@;	684	error $@ if $@;
364	undef $busy;	685	undef $busy;
365	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
366		687
367	while ($busy) {	688	while ($busy) {
368	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
369	}	693	}
		694	}
370		695
371	$time = Event::time - $time;	696	my $time = AE::time - $time;
372		697
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
377		699
378	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
379	} else {	701	} else {
380	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
381		703
…		…
401	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
402		724
403	$coro	725	$coro
404	}	726	}
405		727
406	=item fork_call { }, $args	728	=item fork_call { }, @args
407		729
408	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
412		734
413	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
414		740
415	sub fork_call(&@) {	741	sub fork_call(&@) {
416	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
417		743
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		747
423	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
424	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
425		752
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
427	$res = Coro::Storable::thaw $res;	754	}
428		755
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;
436	local $SIG{__WARN__};
437	local $SIG{__DIE__};
438	eval {
439	close $fh1;
440
441	my @res = eval { $cb->(@args) };
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
443	};
444
445	warn $@ if $@;
446	_exit 0;
447	}	757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
448	}	792	}
449		793
450	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
451		795
452	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
455		799
456	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
459	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
460		829
461	our $DB;	830	our $DB;
462		831
463	sub db_init {	832	sub db_init {
464	unless ($DB) {	833	$DB ||= db_table "db";
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {
468	eval {
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}
478	}	834	}
479		835
480	sub db_get($$) {	836	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
482		838
483	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
484	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
485		843
486	$! ? ()	844	$! ? ()
487	: $data	845	: $data
488	}
489	}	846	}
490		847
491	sub db_put($$$) {	848	sub db_put($$$) {
492	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
493	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
521		878
522	my @data;	879	my @data;
523	my $md5;	880	my $md5;
524		881
525	for (0 .. $#$src) {	882	for (0 .. $#$src) {
526	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
527	or Carp::croak "$src->[$_]: $!";
528	}	884	}
529		885
530	# if processing is expensive, check	886	# if processing is expensive, check
531	# checksum first	887	# checksum first
532	if (1) {	888	if (1) {
533	$md5 =	889	$md5 =
534	join "\x00",	890	join "\x00",
535	$processversion,	891	$processversion,
536	map {	892	map {
537	Coro::cede;	893	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	895	} 0.. $#$src;
540		896
541		897
542	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
545		901
546	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
547	}	903	}
548	}	904	}
549		905
550	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
551	my $data = $process->(\@data);	907	my $data = $process->(\@data);
552	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
553		909
554	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
555		911
556	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
557	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
558	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
559		915
…		…
569		925
570	=cut	926	=cut
571		927
572	sub datalog($@) {	928	sub datalog($@) {
573	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
574	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
575	}	931	}
576		932
577	=back	933	=back
578		934
579	=cut	935	=cut
580		936
581	#############################################################################	937	#############################################################################
582		938
583	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
584		940
585	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
586	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
588		944
589	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	947	Deliantra).
592		948
593	=over 4	949	=over 4
594		950
595	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
596		952
…		…
640	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
641		997
642	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
643	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
644		1000
645	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
646	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
647		1003
648	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
649		1005
650	=over 4	1006	=over 4
…		…
774		1130
775	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
776	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
777		1133
778	} elsif (ref $type) {	1134	} elsif (ref $type) {
779	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
780		1136
781	} else {	1137	} else {
782	shift @arg;	1138	shift @arg;
783	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
784	}	1140	}
785	}	1141	}
786	}	1142	}
787		1143
788	sub _object_attach {	1144	sub _object_attach {
…		…
798	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
799	}	1155	}
800		1156
801	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
802	} else {	1158	} else {
803	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
804	}	1160	}
805		1161
806	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
807	}	1163	}
808		1164
…		…
848	";	1204	";
849	die if $@;	1205	die if $@;
850	}	1206	}
851		1207
852	our $override;	1208	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1209	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		1210
855	sub override {	1211	sub override {
856	$override = 1;	1212	$override = 1;
857	@invoke_results = ();	1213	@INVOKE_RESULTS = (@_);
858	}	1214	}
859		1215
860	sub do_invoke {	1216	sub do_invoke {
861	my $event = shift;	1217	my $event = shift;
862	my $callbacks = shift;	1218	my $callbacks = shift;
863		1219
864	@invoke_results = ();	1220	@INVOKE_RESULTS = ();
865		1221
866	local $override;	1222	local $override;
867		1223
868	for (@$callbacks) {	1224	for (@$callbacks) {
869	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
870		1226
871	if ($@) {	1227	if ($@) {
872	warn "$@";
873	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
874	override;	1229	override;
875	}	1230	}
876		1231
877	return 1 if $override;	1232	return 1 if $override;
878	}	1233	}
879		1234
880	0	1235	0
881	}	1236	}
882		1237
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1239
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1241
887	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
888		1243
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1244	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1245	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1246	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1247
893	=back	1248	=back
894		1249
895	=cut	1250	=cut
896		1251
897	#############################################################################	1252	#############################################################################
898	# object support	1253	# object support
		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
		1288	sub _can_merge {
		1289	my ($ob1, $ob2) = @_;
		1290
		1291	++$SLOW_MERGES;#d#
		1292
		1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
		1295	}
899		1296
900	sub reattach {	1297	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1299	my ($obj) = @_;
903		1300
		1301	# no longer needed after getting rid of delete_package?
904	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
905		1303
906	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
907		1305
908	@$registry = ();	1306	@$registry = ();
909		1307
…		…
914	for (@$attach) {	1312	for (@$attach) {
915	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
916	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
917	}	1315	}
918	} else {	1316	} else {
919	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
920	}	1318	}
921	}	1319	}
922	}	1320	}
923		1321
924	cf::attachable->attach (	1322	cf::attachable->attach (
925	prio => -1000000,	1323	prio => -1000000,
926	on_instantiate => sub {	1324	on_instantiate => sub {
927	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
928		1326
929	$data = from_json $data;	1327	$data = decode_json $data;
930		1328
931	for (@$data) {	1329	for (@$data) {
932	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
933		1331
934	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1348	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
952		1350
953	sync_job {	1351	sync_job {
954	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
957		1357
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
962	close $fh;	1365	aio_close $fh;
963		1366
964	if (@$objs) {	1367	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
970	close $fh;	1376	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
972	}	1378	}
973	} else {	1379	} else {
974	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
975	}	1381	}
976		1382
977	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
978	} else {	1387	} else {
979	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
980	}	1389	}
981	} else {	1390	} else {
982	aio_unlink $filename;	1391	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
984	}	1393	}
985	}	1394	};
986	}	1395	}
987		1396
988	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
990		1399
…		…
1002	or return;	1411	or return;
1003		1412
1004	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1415	or return;
		1416
1007	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1008	}	1419	}
1009		1420
		1421	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1012	return ($data, $av);	1426	($data, $av)
1013	}	1427	}
1014		1428
1015	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1016		1430
1017	=over 4	1431	=over 4
…		…
1019	=cut	1433	=cut
1020		1434
1021	#############################################################################	1435	#############################################################################
1022	# command handling &c	1436	# command handling &c
1023		1437
1024	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1025		1439
1026	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1027	$name.	1441	$name.
1028		1442
1029	=cut	1443	=cut
…		…
1035	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1036		1450
1037	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1038	}	1452	}
1039		1453
1040	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1041		1455
1042	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1043	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1044	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1045	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1046	has logged in successfully.	1460	has logged in successfully.
1047		1461
1048	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1049	called.
1050		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1051	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1052		1470
1053	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1054	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1055	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1056	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1057	log-in.	1475	log-in.
1058		1476
1059	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1060	called.
1061		1478
1062	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1063		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1064	sub register_extcmd {	1486	sub register_extcmd($$) {
1065	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1066		1488
1067	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1068	}	1490	}
1069		1491
1070	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1071	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1072		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1073	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1074	}	1502	}
1075		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1076	cf::player->attach (	1512	cf::player->attach (
1077	on_command => sub {	1513	on_unknown_command => sub {
1078	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1079		1515
1080	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1081	or return;	1517	or return;
1082		1518
…		…
1087	cf::override;	1523	cf::override;
1088	},	1524	},
1089	on_extcmd => sub {	1525	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1091		1527
1092	my $msg = eval { from_json $buf };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1529
1094	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1097	$pl->ext_reply ($msg->{msgid}, %reply);	1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
		1546	@reply = $cb->($pl, @payload);
1098	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1099	}	1551	}
		1552
1100	} else {	1553	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1555	}
1103		1556
1104	cf::override;	1557	cf::override;
1105	},	1558	},
1106	);	1559	);
1107		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1108	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1109	cf::sync_job {	1590	cf::sync_job {
1110	my %todo;	1591	my %todo;
1111		1592
1112	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1113	next unless -r $path;	1594	next unless -r $path;
…		…
1131		1612
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1615
1135	$ext{source} =	1616	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1137	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1138	. $source	1619	. $source
1139	. "\n};\n1";	1620	. "\n};\n1";
1140		1621
1141	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1142	}	1623	}
1143		1624
		1625	my $pass = 0;
1144	my %done;	1626	my %done;
1145	while (%todo) {	1627	while (%todo) {
1146	my $progress;	1628	my $progress;
1147		1629
		1630	++$pass;
		1631
		1632	ext:
1148	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1149	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1150	goto skip	1635	next ext
1151	unless exists $done{$_};	1636	unless exists $done{$_};
1152	}	1637	}
1153		1638
1154	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1155		1640
1156	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1157	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1158	: "$v->{base}: extension inactive.\n";
1159		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1160	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1161	warn $msg;	1657
1162	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1163	exit 1;	1659	delete $todo{$k};
1164	}	1660	} else {
1165		1661	$done{$k} = delete $todo{$k};
1166	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1167	}	1667	}
1168
1169	$done{$k} = delete $todo{$k};
1170	push @EXTS, $v->{pkg};
1171	$progress = 1;
1172	}	1668	}
1173		1669
1174	skip:	1670	unless ($progress) {
1175	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1176	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1177	}	1680	}
1178	};	1681	};
1179	}	1682	}
1180		1683
1181	#############################################################################	1684	#############################################################################
1182		1685
1183	=back	1686	=back
1184		1687
1185	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1186		1689
1187	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1188		1691
1189	=cut	1692	=cut
1190		1693
1191	package cf::player;	1694	package cf::player;
1192		1695
1193	use Coro::AIO;	1696	use Coro::AIO;
1194		1697
1195	=head3 cf::player	1698	=head3 cf::player
1196		1699
1197	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1198		1715
1199	=item cf::player::find $login	1716	=item cf::player::find $login
1200		1717
1201	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1202		1719
…		…
1221		1738
1222	sub exists($) {	1739	sub exists($) {
1223	my ($login) = @_;	1740	my ($login) = @_;
1224		1741
1225	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1226	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1227	}	1744	}
1228		1745
1229	sub find($) {	1746	sub find($) {
1230	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1231	my $login = $_[0];	1748	my $login = $_[0];
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1759
1243	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1246	}	1769	}
1247	}	1770	}
1248	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1249		1785
1250	sub save($) {	1786	sub save($) {
1251	my ($pl) = @_;	1787	my ($pl) = @_;
1252		1788
1253	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1258	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1259		1795
1260	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1262		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1263	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1264	Coro::cede;	1805	cf::cede_to_tick;
1265	}	1806	}
1266		1807
1267	sub new($) {	1808	sub new($) {
1268	my ($login) = @_;	1809	my ($login) = @_;
1269		1810
…		…
1275	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1276		1817
1277	$self	1818	$self
1278	}	1819	}
1279		1820
		1821	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1822
		1823	=cut
		1824
		1825	sub send_msg {
		1826	my $ns = shift->ns
		1827	or return;
		1828	$ns->send_msg (@_);
		1829	}
		1830
1280	=item $pl->quit_character	1831	=item $pl->quit_character
1281		1832
1282	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1284		1835
…		…
1288	my ($pl) = @_;	1839	my ($pl) = @_;
1289		1840
1290	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1291		1842
1292	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1845
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1296	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1298	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1299		1854
1300	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1302	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1337	or return [];	1892	or return [];
1338		1893
1339	my @logins;	1894	my @logins;
1340		1895
1341	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1345		1906
1346	utf8::decode $login;	1907	utf8::decode $login;
1347	push @logins, $login;	1908	push @logins, $login;
1348	}	1909	}
1349		1910
1350	\@logins	1911	\@logins
1351	}	1912	}
1352		1913
1353	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1354		1917
1355	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1356	player. May block.	1919	player. May block.
1357		1920
1358	=cut	1921	=cut
…		…
1376	}	1939	}
1377		1940
1378	\@paths	1941	\@paths
1379	}	1942	}
1380		1943
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1945
1383	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1384		1947
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)
1415
1416	Sends an ext reply to the player.
1417
1418	=cut
1419
1420	sub ext_reply($$%) {
1421	my ($self, $id, %msg) = @_;
1422
1423	$msg{msgid} = $id;
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}
1426
1427	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1428		1949
1429	Sends an ext event to the client.	1950	Sends an ext event to the client.
1430		1951
1431	=cut	1952	=cut
1432		1953
1433	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1435		1956
1436	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1437	}	1958	}
1438		1959
1439	=head3 cf::region	1960	=head3 cf::region
1440		1961
1441	=over 4	1962	=over 4
…		…
1451	=cut	1972	=cut
1452		1973
1453	sub find_by_path($) {	1974	sub find_by_path($) {
1454	my ($path) = @_;	1975	my ($path) = @_;
1455		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
		1978
1456	my ($match, $specificity);	1979	my ($match, $specificity);
1457		1980
1458	for my $region (list) {	1981	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1982	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1983	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1984	if $region->specificity > $specificity;
1462	}	1985	}
1463	}	1986	}
1464		1987
…		…
1485	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1487		2010
1488	sub generate_random_map {	2011	sub generate_random_map {
1489	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1490	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1491	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1495	$rmp->{exit_on_final_map},
1496	$rmp->{xsize}, $rmp->{ysize},
1497	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1498	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1499	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1500	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1501	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1502	(cf::region::find $rmp->{region}), $rmp->{custom}
1503	)
1504	}	2017	}
1505		2018
1506	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1507		2020
1508	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1513		2026
1514	sub register {	2027	sub register {
1515	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1516	my $pkg = caller;	2029	my $pkg = caller;
1517		2030
1518	no strict;
1519	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1520		2032
1521	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1522	}	2034	}
1523		2035
1524	# also paths starting with '/'	2036	# also paths starting with '/'
1525	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1526		2038
1527	sub thawer_merge {	2039	sub thawer_merge {
1528	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1529		2041
1530	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1535	}	2047	}
1536		2048
1537	sub normalise {	2049	sub normalise {
1538	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1539		2051
1540	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1541		2053
1542	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1543		2055
1544	# map plan:	2056	# map plan:
1545	#	2057	#
…		…
1560	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1561	$path = "$base/$path";	2073	$path = "$base/$path";
1562	}	2074	}
1563		2075
1564	for ($path) {	2076	for ($path) {
1565	redo if s{//}{/};
1566	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1567	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1568	}	2079	}
1569		2080
1570	$path	2081	$path
…		…
1584	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1585	return $self;	2096	return $self;
1586	}	2097	}
1587	}	2098	}
1588		2099
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1590	()	2101	()
1591	}	2102	}
1592		2103
		2104	# may re-bless or do other evil things
1593	sub init {	2105	sub init {
1594	my ($self) = @_;	2106	my ($self) = @_;
1595		2107
1596	$self	2108	$self
1597	}	2109	}
…		…
1616		2128
1617	# the temporary/swap location	2129	# the temporary/swap location
1618	sub save_path {	2130	sub save_path {
1619	my ($self) = @_;	2131	my ($self) = @_;
1620		2132
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1623	}	2135	}
1624		2136
1625	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1626	sub uniq_path {	2138	sub uniq_path {
1627	my ($self) = @_;	2139	my ($self) = @_;
1628		2140
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1631	}
1632
1633	# and all this just because we cannot iterate over
1634	# all maps in C++...
1635	sub change_all_map_light {
1636	my ($change) = @_;
1637
1638	$_->change_map_light ($change)
1639	for grep $_->outdoor, values %cf::MAP;
1640	}	2143	}
1641		2144
1642	sub decay_objects {	2145	sub decay_objects {
1643	my ($self) = @_;	2146	my ($self) = @_;
1644		2147
…		…
1657		2160
1658	sub load_header_from($) {	2161	sub load_header_from($) {
1659	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1660		2163
1661	utf8::encode $path;	2164	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	2166	or return;
1667		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1668	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1669		2175
1670	1	2176	1
1671	}	2177	}
1672		2178
		2179	# used to laod the header of an original map
1673	sub load_header_orig {	2180	sub load_header_orig {
1674	my ($self) = @_;	2181	my ($self) = @_;
1675		2182
1676	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1677	}	2184	}
1678		2185
		2186	# used to laod the header of an instantiated map
1679	sub load_header_temp {	2187	sub load_header_temp {
1680	my ($self) = @_;	2188	my ($self) = @_;
1681		2189
1682	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1683	}	2191	}
1684		2192
		2193	# called after loading the header from an instantiated map
1685	sub prepare_temp {	2194	sub prepare_temp {
1686	my ($self) = @_;	2195	my ($self) = @_;
1687		2196
1688	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1689	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1690	# safety	2199	# safety
1691	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1692	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1693	}	2202	}
1694		2203
		2204	# called after loading the header from an original map
1695	sub prepare_orig {	2205	sub prepare_orig {
1696	my ($self) = @_;	2206	my ($self) = @_;
1697		2207
1698	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1699	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1723		2233
1724	sub find;	2234	sub find;
1725	sub find {	2235	sub find {
1726	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1727		2237
		2238	cf::cede_to_tick;
		2239
1728	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1729		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1731		2244
1732	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";
1734	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1735	or return;	2247	or return;
1736		2248
1737	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1738		2250
…		…
1740	or return;	2252	or return;
1741		2253
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1745	$map->reset;	2259	$map->reset;
1746	undef $guard;
1747	return find $path;	2260	return find $path;
1748	}	2261	}
1749		2262
1750	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1751	}	2264	}
1752	}	2265	}
1753		2266
1754	sub pre_load { }	2267	sub pre_load { }
1755	sub post_load { }	2268	#sub post_load { } # XS
1756		2269
1757	sub load {	2270	sub load {
1758	my ($self) = @_;	2271	my ($self) = @_;
1759		2272
1760	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1761		2274
1762	my $path = $self->{path};	2275	my $path = $self->{path};
1763		2276
1764	{	2277	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1766		2279
		2280	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1768
1769	$self->in_memory (cf::MAP_LOADING);
1770		2282
1771	$self->alloc;	2283	$self->alloc;
1772		2284
1773	$self->pre_load;	2285	$self->pre_load;
1774	Coro::cede;	2286	cf::cede_to_tick;
1775		2287
1776	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1777	or return;	2292	or return;
1778		2293
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1780	if delete $self->{load_original};	2295	if delete $self->{load_original};
1781		2296
1782	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2298	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2301	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1787	}	2306	}
1788	}
1789		2307
1790	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1791	# now do the right thing for maps	2317	# now do the right thing for maps
1792	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2320	unless $self->difficulty;
1795	Coro::cede;	2321	cf::cede_to_tick;
1796		2322
1797	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2324	$self->decay_objects;
1799	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1800	$self->update_buttons;	2326	$self->update_buttons;
1801	Coro::cede;	2327	cf::cede_to_tick;
1802	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1803	Coro::cede;
1804	$self->activate;
1805	}	2329	}
1806		2330
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1808	}	2333	}
1809		2334
1810	$self->post_load;	2335	$self->post_load;
1811	}
1812		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1813	sub customise_for {	2343	sub customise_for {
1814	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1815		2345
1816	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1817	if $self->per_player;	2347	if $self->per_player;
…		…
1820	# if $self->per_party;	2350	# if $self->per_party;
1821		2351
1822	$self	2352	$self
1823	}	2353	}
1824		2354
1825	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {
1827	my ($map) = @_;
1828
1829	my @diag; # diagonal neighbours
1830
1831	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)
1833	or next;
1834	$neigh = find $neigh, $map
1835	or next;
1836	$neigh->load;
1837
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}
1841
1842	for (@diag) {
1843	my $neigh = find @$_
1844	or next;
1845	$neigh->load;
1846	}
1847	}
1848
1849	sub find_sync {	2355	sub find_sync {
1850	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1851		2357
1852	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1853	}	2363	}
1854		2364
1855	sub do_load_sync {	2365	sub do_load_sync {
1856	my ($map) = @_;	2366	my ($map) = @_;
1857		2367
1858	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1859	}	2373	}
1860		2374
1861	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1863		2377
1864	sub find_async {	2378	sub find_async {
1865	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1866		2380
1867	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1868		2382
1869	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1871	}	2385	}
1872		2386
1873	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1874	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1875	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2394	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2395	$map->load if $v;
		2396	}
1880		2397
1881	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1882	}	2399	}
1883	}	2400	}
1884	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1885	};	2402	};
1886	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1887		2404
1888	()	2405	()
1889	}	2406	}
1890		2407
		2408	# common code, used by both ->save and ->swapout
1891	sub save {	2409	sub _save {
1892	my ($self) = @_;	2410	my ($self) = @_;
1893
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;
1895		2411
1896	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1897		2413
1898	return unless $self->dirty;	2414	return unless $self->dirty;
1899		2415
…		…
1905	return if $self->{deny_save};	2421	return if $self->{deny_save};
1906		2422
1907	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
1908		2424
1909	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
1911	};	2428	};
		2429
		2430	cf::get_slot 0.02;
1912		2431
1913	if ($uniq) {	2432	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2435	} else {
1917	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1918	}	2437	}
1919	}	2438	}
1920		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
1921	sub swap_out {	2448	sub swap_out {
1922	my ($self) = @_;	2449	my ($self) = @_;
1923		2450
1924	# save first because save cedes
1925	$self->save;
1926
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
1929	return if $self->players;	2455	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;
1931	return if $self->{deny_save};
1932		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
1933	$self->clear;	2466	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2467	}
1936		2468
1937	sub reset_at {	2469	sub reset_at {
1938	my ($self) = @_;	2470	my ($self) = @_;
1939		2471
…		…
1957		2489
1958	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
1959		2491
1960	return if $self->players;	2492	return if $self->players;
1961		2493
1962	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
1963		2495
1964	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
1965		2497
1966	# need to save uniques path	2498	# need to save uniques path
1967	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
1968	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
1969		2501
…		…
1971	if $uniq;	2503	if $uniq;
1972	}	2504	}
1973		2505
1974	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
1975		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2510	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2511
1980	$self->unlink_save;	2512	$self->unlink_save;
1981	$self->destroy;	2513	$self->destroy;
1982	}	2514	}
1983		2515
1984	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
1985		2517
1986	sub nuke {	2518	sub nuke {
1987	my ($self) = @_;	2519	my ($self) = @_;
1988		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
1989	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
1990		2525
1991	$self->unlink_save;	2526	$self->unlink_save;
1992		2527
1993	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
1994	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2533
1999	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2000		2536
2001	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2002	}	2538	}
2003		2539
2004	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2046		2582
2047	sub unique_maps() {	2583	sub unique_maps() {
2048	[	2584	[
2049	map {	2585	map {
2050	utf8::decode $_;	2586	utf8::decode $_;
2051	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2052	? normalise $_	2590	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2592	]
2056	}	2593	}
2057		2594
2058	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2059		2626
2060	=back	2627	=back
2061		2628
2062	=head3 cf::object	2629	=head3 cf::object
2063		2630
…		…
2067		2634
2068	=over 4	2635	=over 4
2069		2636
2070	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2071		2638
2072	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2073		2641
2074	=cut	2642	=cut
2075		2643
2076	sub inv_recursive_;	2644	sub inv_recursive_;
2077	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2080		2648
2081	sub inv_recursive {	2649	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2083	}	2651	}
2084		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2085	package cf;	2681	package cf;
2086		2682
2087	=back	2683	=back
2088		2684
2089	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2098		2694
2099	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2100		2710
2101	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2712	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2111		2721
2112	} else {	2722	} else {
2113	my $pl = $self->contr;	2723	my $pl = $self->contr;
2114		2724
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2728
2124	} else {	2729	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2732	}
2128	}	2733	}
		2734	}
		2735
		2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2737
		2738	=cut
		2739
		2740	sub cf::object::send_msg {
		2741	my $pl = shift->contr
		2742	or return;
		2743	$pl->send_msg (@_);
2129	}	2744	}
2130		2745
2131	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2132		2747
2133	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2146		2761
2147	=item $player_object->enter_link	2762	=item $player_object->enter_link
2148		2763
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2765
2151	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2153		2770
2154	Will never block.	2771	Will never block.
2155		2772
2156	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2157		2774
…		…
2177	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2178	my ($self) = @_;	2795	my ($self) = @_;
2179		2796
2180	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2181		2798
		2799	++$self->{_link_recursion};
		2800
2182	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2183		2802
2184	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2185	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2186		2805
2187	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2188	}	2807	}
2189		2808
2190	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2191	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2192		2811
…		…
2209	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2210	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2211		2830
2212	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2215		2834
2216	$map->load;	2835	$map->load;
2217	$map->load_diag;
2218		2836
2219	return unless $self->contr->active;	2837	return unless $self->contr->active;
2220	$self->activate_recursive;
2221		2838
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2224	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2225		2846
		2847	}
		2848
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2227		2850
2228	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2854	the new (success) or old (failed) map position. In either case, $done will
		2855	be called at the end of this process.
		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
2232		2859
2233	=cut	2860	=cut
2234		2861
2235	our $GOTOGEN;	2862	our $GOTOGEN;
2236		2863
2237	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2239		2872
2240	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2875
2243	$self->enter_link;	2876	$self->enter_link;
2244		2877
2245	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2246	my $map = eval {	2900	my $map = eval {
2247	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2248		2902
2249	if ($map) {	2903	if ($map) {
2250	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2252	} else {	2906	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2908	}
2255		2909
2256	$map	2910	$map
2257	};	2911	};
2258		2912
…		…
2263		2917
2264	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2267	}	2921	}
		2922
		2923	$done->($self) if $done;
2268	})->prio (1);	2924	})->prio (1);
2269	}	2925	}
2270		2926
2271	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2272		2928
…		…
2292	}	2948	}
2293		2949
2294	sub prepare_random_map {	2950	sub prepare_random_map {
2295	my ($exit) = @_;	2951	my ($exit) = @_;
2296		2952
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2955	# that depends on the exit object
2302		2956
2303	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2959	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2310	}	2966	}
2311		2967
2312	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2313		2969
2314	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2317		2973
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2976	undef $fh;
2321	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2322		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2325	}	2985	}
2326	}	2986	}
2327		2987
2328	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2330		2990
2331	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2332		2992
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2993	$self->enter_link;
2345		2994
2346	(async {	2995	(async {
2347	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2348	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2349	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2350		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2351	1;	3034	1
2352	}) {	3035	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2357		3040
2358	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2359	$self->leave_link;	3042	$self->leave_link;
2360	}	3043	}
2361	})->prio (1);	3044	})->prio (1);
2362	}	3045	}
2363		3046
…		…
2377		3060
2378	utf8::encode $text;	3061	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	3063	}
2381		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
		3088	}
		3089
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		3091
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	3093	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2388		3096
2389	=cut	3097	=cut
2390		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2391	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2393		3215
2394	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2395		3218
2396	if ($self->can_msg) {	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2398	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408		3220
2409	if ($color >= 0) {	3221	# check predefined channels, for the benefit of C
2410	if (0 && $msg =~ /\[/) {	3222	if ($CHANNEL{$channel}) {
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	3223	$channel = $CHANNEL{$channel};
2412	} else {	3224
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3225	$self->ext_msg (channel_info => $channel);
2414	$self->send_packet ("drawinfo $color $msg")	3226	$channel = $channel->{id};
		3227
		3228	} elsif (ref $channel) {
		3229	# send meta info to client, if not yet sent
		3230	unless (exists $self->{channel}{$channel->{id}}) {
		3231	$self->{channel}{$channel->{id}} = $channel;
		3232	$self->ext_msg (channel_info => $channel);
2415	}	3233	}
2416	}
2417	}
2418	}
2419		3234
		3235	$channel = $channel->{id};
		3236	}
		3237
		3238	return unless @extra || length $msg;
		3239
		3240	# default colour, mask it out
		3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3242	if $color & cf::NDI_DEF;
		3243
		3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
		3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3247	);
		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2420	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2421		3253
2422	Sends an ext event to the client.	3254	Sends an ext event to the client.
2423		3255
2424	=cut	3256	=cut
2425		3257
2426	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2428		3260
2429	$msg{msgtype} = "event_$type";	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2430	$self->send_packet ("ext " . cf::to_json \%msg);
2431	}	3262	}
2432		3263
2433	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2434		3265
2435	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2458		3289
2459	1	3290	1
2460	}	3291	}
2461		3292
2462	cf::client->attach (	3293	cf::client->attach (
		3294	on_connect => sub {
		3295	my ($ns) = @_;
		3296
		3297	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3298	},
2463	on_reply => sub {	3299	on_reply => sub {
2464	my ($ns, $msg) = @_;	3300	my ($ns, $msg) = @_;
2465		3301
2466	# this weird shuffling is so that direct followup queries	3302	# this weird shuffling is so that direct followup queries
2467	# get handled first	3303	# get handled first
…		…
2482	}	3318	}
2483	},	3319	},
2484	on_exticmd => sub {	3320	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2486		3322
2487	my $msg = eval { from_json $buf };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		3324
2489	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2492	$reply{msgid} = $msg->{msgid};	3330	$ns,
2493	$ns->send ("ext " . cf::to_json \%reply);	3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
		3341	@reply = $cb->($ns, @payload);
2494	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2495	}	3346	}
2496	} else {	3347	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3349	}
2499		3350
2500	cf::override;	3351	cf::override;
2501	},	3352	},
2502	);	3353	);
…		…
2522		3373
2523	$coro	3374	$coro
2524	}	3375	}
2525		3376
2526	cf::client->attach (	3377	cf::client->attach (
2527	on_destroy => sub {	3378	on_client_destroy => sub {
2528	my ($ns) = @_;	3379	my ($ns) = @_;
2529		3380
2530	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2531	},	3382	},
2532	);	3383	);
…		…
2547	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2549		3400
2550	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2551		3402
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2553		3408
2554	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2555		3410
2556	=pod	3411	=pod
2557		3412
2558	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2559		3414
2560	cf::object contr pay_amount pay_player map	3415	cf::object
		3416	contr pay_amount pay_player map x y force_find force_add destroy
		3417	insert remove name archname title slaying race decrease split
		3418	value
		3419
2561	cf::object::player player	3420	cf::object::player
2562	cf::player peaceful	3421	player
2563	cf::map trigger	3422
		3423	cf::player
		3424	peaceful
		3425
		3426	cf::map
		3427	trigger
2564		3428
2565	=cut	3429	=cut
2566		3430
2567	for (	3431	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2569	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2571	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2572	) {	3438	) {
2573	no strict 'refs';
2574	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2575	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2576	for @funs;	3441	for @funs;
2577	}	3442	}
2578		3443
…		…
2593		3458
2594	my $qcode = $code;	3459	my $qcode = $code;
2595	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2596	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2597		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2598	local $_;	3466	local $_;
2599	local @safe::cf::_safe_eval_args = values %vars;
2600		3467
2601	my $eval =	3468	my $eval =
2602	"do {\n"	3469	"do {\n"
2603	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2604	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2605	. $code	3472	. $code
2606	. "\n}"	3473	. "\n}"
2607	;	3474	;
2608		3475
		3476	if ($CFG{safe_eval}) {
2609	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2610	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2611	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2612		3485
2613	if ($@) {	3486	if ($@) {
2614	warn "$@";	3487	warn "$@",
2615	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2616	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2617	}	3490	}
2618		3491
2619	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2620	}	3493	}
2621		3494
…		…
2635	=cut	3508	=cut
2636		3509
2637	sub register_script_function {	3510	sub register_script_function {
2638	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2639		3512
2640	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2641	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2642	}	3515	}
2643		3516
2644	=back	3517	=back
2645		3518
2646	=cut	3519	=cut
2647		3520
2648	#############################################################################	3521	#############################################################################
2649	# the server's init and main functions	3522	# the server's init and main functions
2650		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
2651	sub load_facedata($) {	3596	sub load_facedata($) {
2652	my ($path) = @_;	3597	my ($path) = @_;
2653		3598
		3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3600
2654	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
2655		3602
2656	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
2657	0 < aio_load $path, $facedata
2658	or die "$path: $!";
2659
2660	$facedata = Coro::Storable::thaw $facedata;
2661		3604
2662	$facedata->{version} == 2	3605	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3607
		3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
		3610
		3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3612
		3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
2664		3616
2665	{	3617	{
2666	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
2667		3619
2668	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3624	cf::face::set_visibility $idx, $info->{visibility};
		3625	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
2673	Coro::cede;	3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
		3629	$FACEHASH{$info->{hash64}} = $idx;#d#
2674	}	3630	}
2675		3631
2676	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
2678	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
2679	or next;	3636	or next;
		3637
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
		3639	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3641	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3643	}
2685	Coro::cede;
2686	}	3644	}
2687	}	3645	}
2688		3646
2689	{	3647	{
2690	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
2691		3649
2692	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;
2695	}	3652	}
2696		3653
2697	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
2698	}	3655	}
2699		3656
		3657	{
		3658	my $res = $facedata->{resource};
		3659
		3660	while (my ($name, $info) = each %$res) {
		3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
		3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3664
		3665	cf::face::set_type $idx, $type;
		3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
		3669	} else {
		3670	# $RESOURCE{$name} = $info; # unused
		3671	}
		3672	}
		3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
		3684
		3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3686
		3687	aio_close $fh if $fh; # close old facedata
		3688
2700	1	3689	1
2701	}	3690	}
2702		3691
		3692	register_exticmd fx_want => sub {
		3693	my ($ns, $want) = @_;
		3694
		3695	while (my ($k, $v) = each %$want) {
		3696	$ns->fx_want ($k, $v);
		3697	}
		3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
		3722
2703	sub reload_regions {	3723	sub reload_regions {
		3724	# HACK to clear player env face cache, we need some signal framework
		3725	# for this (global event?)
		3726	%ext::player_env::MUSIC_FACE_CACHE = ();
		3727
2704	load_resource_file "$MAPDIR/regions"	3728	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3729	or die "unable to load regions file\n";
		3730
		3731	for (cf::region::list) {
		3732	$_->{match} = qr/$_->{match}/
		3733	if exists $_->{match};
		3734	}
2706	}	3735	}
2707		3736
2708	sub reload_facedata {	3737	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
2710	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
2711	}	3740	}
2712		3741
2713	sub reload_archetypes {	3742	sub reload_archetypes {
2714	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
2715	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
		3745
		3746	set_face "res/skill_info" => FT_RSRC,
		3747	JSON::XS->new->utf8->canonical->encode (
		3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
2716	}	3754	}
2717		3755
2718	sub reload_treasures {	3756	sub reload_treasures {
2719	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
2720	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
2721	}	3759	}
2722		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
2723	sub reload_resources {	3781	sub reload_resources {
2724	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
2725		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
2726	reload_regions;	3789	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3790	reload_treasures;
2731		3791
2732	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
2733	}	3793	}
2734		3794
2735	sub init {	3795	sub reload_config {
2736	reload_resources;	3796	trace "reloading config file...\n";
2737	}
2738		3797
2739	sub cfg_load {	3798	my $config = load_file "$CONFDIR/config";
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3799	utf8::decode $config;
2741	or return;	3800	*CFG = decode_yaml $config;
2742		3801
2743	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;
2745
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2747		3803
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2750		3806
2751	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
2755	};	3811	};
2756	warn $@ if $@;	3812	warn $@ if $@;
2757	}	3813	}
2758	}	3814	}
2759		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
2760	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
2761	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3855	$Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3857	(async {
2765	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
2767	};	3861	};
2768		3862
2769	cfg_load;	3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
2770	db_init;	3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
		3877	reload_config;
		3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
2771	load_extensions;	3887	load_extensions;
2772		3888
2773	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
2774	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
2775	}	3906	}
2776		3907
2777	#############################################################################	3908	#############################################################################
2778	# initialisation and cleanup	3909	# initialisation and cleanup
2779		3910
2780	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
2781	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
2790	},
2791	);	3917	};
2792	}	3918	}
2793	}	3919	}
2794		3920
2795	sub write_runtime {	3921	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
2797		3923
2798	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
2800		3926
2801	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3928
2803	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
2804		3930
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2806	or return;	3932	or return;
2807		3933
2808	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
2821		3947
2822	close $fh	3948	close $fh
2823	or return;	3949	or return;
2824		3950
2825	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3952	and return;
2827		3953
2828	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2829		3955
2830	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
2831	}	4007	}
2832		4008
2833	sub emergency_save() {	4009	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
2835		4011
2836	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
2837		4018
2838	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
2839	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
2840	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
2841	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
2843	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	4030	$pl->save;
2847	}	4031	}
2848	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
2849		4033
2850	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
2851	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
2852	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
2853	$map->valid or next;	4039	$map->valid or next;
2854	$map->save;	4040	$map->save;
2855	}	4041	}
2856	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
2857		4043
2858	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
2861	};	4072	};
2862		4073
2863	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
2864	}	4075	}
2865		4076
2866	sub post_cleanup {	4077	sub post_cleanup {
2867	my ($make_core) = @_;	4078	my ($make_core) = @_;
2868		4079
		4080	IO::AIO::flush;
		4081
2869	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
2871	}	4112	}
2872		4113
2873	sub do_reload_perl() {	4114	sub do_reload_perl() {
2874	# can/must only be called in main	4115	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
2876	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
2877	return;	4118	return;
2878	}	4119	}
2879		4120
2880	warn "reloading...";	4121	return if $RELOAD++;
2881		4122
2882	warn "entering sync_job";	4123	my $t1 = AE::time;
2883		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
2884	cf::sync_job {	4131	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark
2886	cf::emergency_save;	4132	#cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark
2888		4133
2889	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;
2891
2892	# if anything goes wrong in here, we should simply crash as we already saved
2893
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;
2905	warn "iterate...";
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();	4136	%EXT_CORO = ();
2913		4137
2914	warn "removing commands";	4138	trace "perl_reload: removing commands";
2915	%COMMAND = ();	4139	%COMMAND = ();
2916		4140
2917	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
2918	%EXTCMD = ();	4142	%EXTCMD = ();
2919	%EXTICMD = ();	4143	%EXTICMD = ();
2920		4144
2921	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
2924		4148
2925	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
2926	eval {	4150	eval {
2927	$cb->($pkg);	4151	$cb->($pkg);
2928	1	4152	1
2929	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
2930	}	4158	}
2931		4159
2932	warn "... nuking $pkg";
2933	Symbol::delete_package $pkg;
2934	}
2935
2936	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2937	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		4163
2940	warn "... unloading $k";	4164	trace "... unloading $k";
2941	delete $INC{$k};	4165	delete $INC{$k};
2942		4166
2943	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
2945		4169
2946	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
2947	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
2948	}	4175	}
2949		4176
2950	Symbol::delete_package $k;
2951	}
2952
2953	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		4180
2957	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2960		4184
2961	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
2962	# and global variables created in xs	4186	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
2964		4188
2965	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
2966		4190
2967	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
2968	require cf;	4192	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
2970		4194
2971	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
2972	cf::cfg_load;	4196	cf::reload_config;
2973		4197
2974	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
2975	cf::load_extensions;	4199	cf::load_extensions;
2976		4200
		4201	if ($REATTACH_ON_RELOAD) {
2977	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
2980	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
2983		4209
2984	warn "leaving sync_job";	4210	cf::_post_init 1;
2985		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
2986	1	4214	1
2987	} or do {	4215	} or do {
2988	warn $@;	4216	error $@;
2989	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
2990	exit 1;	4218	};
		4219
		4220	--$RELOAD;
2991	};	4221	}
2992		4222
2993	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
2994	};	4225	};
2995		4226
2996	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
2997		4228
2998	sub reload_perl() {	4229	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3001		4232
3002	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3003	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3004	after => 0,	4235
3005	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3006	cb => sub {
3007	do_reload_perl;	4237	do_reload_perl;
3008	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3009	},	4239	};
3010	);	4240	};
3011	}	4241	}
3012		4242
3013	register_command "reload" => sub {	4243	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3015		4245
3016	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	4250	reload_perl;
		4251	};
3019	}	4252	}
3020	};	4253	};
3021		4254
3022	unshift @INC, $LIBDIR;	4255	#############################################################################
3023		4256
3024	my $bug_warning = 0;	4257	my $bug_warning = 0;
3025		4258
3026	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;
3028
3029	sub wait_for_tick {	4259	sub wait_for_tick() {
3030	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3031	return if $Coro::current == $Coro::main;
3032		4261
3033	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3034	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;
3036	}	4263	}
3037		4264
3038	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3039	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3040	return if $Coro::current == $Coro::main;
3041		4267
3042	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	4270	$signal->wait;
3045	}	4271	}
3046		4272
3047	my $min = 1e6;#d#	4273	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3059	return;	4277	return;
3060	}	4278	}
3061		4279
3062	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3063		4281
3064	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3065		4283
3066	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3067	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3068	my $t = Event::time;	4286	Coro::async_pool {
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3070	or die;	4288	write_runtime_sync
3071		4289	or error "ERROR: unable to write runtime file: $!";
3072	$map->width (50);
3073	$map->height (50);
3074	$map->alloc;
3075	$map->_load_objects ("/tmp/x.map", 1);
3076	my $t = Event::time - $t;
3077
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	4290	};
		4291	}
3088		4292
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	4294	$sig->send;
3105	}	4295	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3107	$sig->send;
3108	}
3109		4297
3110	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		4300
3121	_post_tick;	4301	if (0) {
3122		4302	if ($NEXT_TICK) {
3123		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3124	},	4307	}
3125	);	4308	}
3126		4309
3127	{	4310	{
3128	BDB::max_poll_time $TICK * 0.1;	4311	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	4312	info "initialising database";
3130	reentrant => 0,	4313
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3138		4315	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		4317
3154	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
		4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		4325
3157	cf::sync_job {	4326	cf::sync_job {
3158	eval {	4327	eval {
3159	BDB::db_env_open	4328	BDB::db_env_open
3160	$DB_ENV,	4329	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	4333	0666;
3165		4334
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	4336	};
3171		4337
3172	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	4339	};
3174	}	4340	}
		4341
		4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4344	};
		4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4347	};
		4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4350	};
		4351
		4352	info "database initialised";
3175	}	4353	}
3176		4354
3177	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3178	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,	4362	info "aio initialised";
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	4363	}
3191		4364
3192	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3193		4367
3194	sub _log_backtrace {	4368	sub _log_backtrace {
3195	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3196		4370
3197	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3198		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3199	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3201	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3202	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3203	my @bt = fork_call {	4384	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4387	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3215	}	4396	}
3216		4397
3217	@funcs	4398	@funcs
3218	};	4399	};
3219		4400
3220	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	4404	--$_log_backtrace;
3223	};	4405	};
3224	} else {	4406	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3226	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3227	}	4409	}
3228	}	4410	}
3229		4411
3230	# load additional modules	4412	# load additional modules
3231	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3232		4415
3233	END { cf::emergency_save }	4416	END { cf::emergency_save }
3234		4417
3235	1	4418	1
3236		4419

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