ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.286 by root, Sun Jun 24 04:27:20 2007 UTC vs.
Revision 1.595 by root, Fri Nov 9 16:27:55 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;	63	use Time::HiRes;
32	use Compress::LZF;	64	use Compress::LZF;
		65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
33		68
34	# configure various modules to our taste	69	# configure various modules to our taste
35	#	70	#
36	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		79
40	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
41		81	$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		82
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
48		86
49	our %COMMAND = ();	87	our %COMMAND = ();
50	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
51		89
52	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
		93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
56		97
57	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
59		102
60	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
61	our $DATADIR = datadir;	105	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
65	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
71		126
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
77	our $NOW;	145	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		146
80	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
81	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
82
83	our %CFG;
84
85	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;
87
88	our %PLAYER; # all users
89	our %MAP; # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
91		150
92	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		153
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
98		166
99	binmode STDOUT;	167	binmode STDOUT;
100	binmode STDERR;	168	binmode STDERR;
101		169
102	# read virtual server time, if available	170	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
107	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
108		178
109	mkdir $_	179	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111		181
112	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
113		183
114	sub cf::map::normalise;	184	sub cf::map::normalise;
115		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
116	#############################################################################	190	#############################################################################
117		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
118	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
119		204
120	=over 4	205	=over 4
121		206
122	=item $cf::UPTIME	207	=item $cf::UPTIME
123		208
124	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
125		225
126	=item $cf::RUNTIME	226	=item $cf::RUNTIME
127		227
128	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
129	every server tick.	229	every server tick.
130		230
131	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
132	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
133	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
134		234
135	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
136	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
137	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
138	database environment.	238	database environment.
139		239
140	=item $cf::NOW
141
142	The time of the last (current) server tick.
143
144	=item $cf::TICK
145
146	The interval between server ticks, in seconds.
147
148	=item $cf::LOADAVG	240	=item $cf::LOADAVG
149		241
150	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
151	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
152	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
155		247
156	The raw value load value from the last tick.	248	The raw value load value from the last tick.
157		249
158	=item %cf::CFG	250	=item %cf::CFG
159		251
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	253	from wherever your confdir points to.
162		254
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		256
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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.
		289
169	=back	290	=back
170		291
171	=cut	292	=cut
172		293
173	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
174	*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 {
175	my $msg = join "", @_;	301	my $msg = join "", @_;
176		302
177	$msg .= "\n"	303	$msg .= "\n"
178	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
179		305
180	$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;
181		307
182	utf8::encode $msg;
183	LOG llevError, $msg;	308	LOG llevWarn, $msg;
184	};	309	};
185	}	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	};
186		324
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	335	for my $pkg (qw(
198	cf::global cf::attachable	336	cf::global cf::attachable
199	cf::object cf::object::player	337	cf::object cf::object::player
200	cf::client cf::player	338	cf::client cf::player
201	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
202	cf::map cf::party cf::region	341	cf::party cf::region
203	)) {	342	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	344	}
207		345
208	$Event::DIED = sub {	346	$EV::DIED = sub {
209	warn "error in event callback: @_";	347	warn "error in event callback: $@";
210	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
211		354
212	#############################################################################	355	#############################################################################
213		356
214	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
215		358
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	380	$d
238	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
239	}	382	}
240		383
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working	384	=item $scalar = cf::load_file $path
242		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
243	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
244		437
245	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
246		439
247	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
248		441
249	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
250		443
		444	=cut
		445
		446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		447
		448	sub encode_json($) { $json_coder->encode ($_[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	}
		512
251	=item cf::lock_wait $string	513	=item cf::lock_wait $string
252		514
253	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
254		516
255	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
256		518
257	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
258	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,
259	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
260	returned.	522	returned.
261		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
262	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
263	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
264		529
265	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
266		531
267	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.
268		533
269	=cut	534	=cut
270		535
271	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
272		537
273	sub lock_wait($) {	538	sub lock_wait($) {
274	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
275
276	# wait for lock, if any
277	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;
280	}
281	}	540	}
282		541
283	sub lock_acquire($) {	542	sub lock_acquire($) {
284	my ($key) = @_;	543	$LOCKS->guard ($_[0])
285
286	# wait, to be sure we are not locked
287	lock_wait $key;
288
289	$LOCK{$key} = [];
290
291	Coro::guard {
292	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };
294	}
295	}	544	}
296		545
297	sub lock_active($) {	546	sub lock_active($) {
298	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
299
300	! ! $LOCK{$key}
301	}	548	}
302		549
303	sub freeze_mainloop {	550	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
305		552
306	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
307	$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($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
		571	=item cf::get_slot $time[, $priority[, $name]]
		572
		573	Allocate $time seconds of blocking CPU time at priority C<$priority>
		574	(default: 0): This call blocks and returns only when you have at least
		575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
		583
		584	Useful for short background jobs.
		585
		586	=cut
		587
		588	our @SLOT_QUEUE;
		589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
		591
		592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
		596	my $signal = new Coro::Signal;
		597	my $busy;
		598
		599	while () {
		600	next_job:
		601
		602	my $avail = cf::till_tick;
		603
		604	for (0 .. $#SLOT_QUEUE) {
		605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
		607	my $job = splice @SLOT_QUEUE, $_, 1, ();
		608	$job->[2]->send;
		609	Coro::cede;
		610	goto next_job;
		611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		613	}
		614	}
		615
		616	if (@SLOT_QUEUE) {
		617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		618	$WAIT_FOR_TICK->wait;
		619	} else {
		620	$busy = 0;
		621	Coro::schedule;
		622	}
308	};	623	}
309	$TICK_WATCHER->stop;	624	};
310	$guard	625
		626	sub get_slot($;$$) {
		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	$sig->wait;
311	}	639	}
312		640
313	=item cf::async { BLOCK }	641	=item cf::async { BLOCK }
314		642
315	Currently the same as Coro::async_pool, meaning you cannot use	643	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		648
321	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
322		650
323	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
324		652
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	656	acceptable.
329		657
330	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
335	=cut	663	=cut
336		664
337	sub sync_job(&) {	665	sub sync_job(&) {
338	my ($job) = @_;	666	my ($job) = @_;
339		667
340	if ($Coro::current == $Coro::main) {	668	if (in_main) {
341	my $time = Event::time;	669	my $time = AE::time;
342		670
343	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
345		673
346	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	675
348	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
349		677
350	my $busy = 1;	678	my $busy = 1;
351	my @res;	679	my @res;
352		680
353	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	683	@res = eval { $job->() };
355	warn $@ if $@;	684	error $@ if $@;
356	undef $busy;	685	undef $busy;
357	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
358		687
359	while ($busy) {	688	while ($busy) {
360	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
361	}	693	}
		694	}
362		695
363	$time = Event::time - $time;	696	my $time = AE::time - $time;
364		697
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
369		699
370	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
371	} else {	701	} else {
372	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
373		703
…		…
393	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
394		724
395	$coro	725	$coro
396	}	726	}
397		727
398	=item fork_call { }, $args	728	=item fork_call { }, @args
399		729
400	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
404		734
405	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
406		740
407	sub fork_call(&@) {	741	sub fork_call(&@) {
408	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
409		743
410	# 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,
411	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		747
415	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
416	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
417		752
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
419	$res = Coro::Storable::thaw $res;	754	}
420		755
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;
428	local $SIG{__WARN__};
429	local $SIG{__DIE__};
430	eval {
431	close $fh1;
432
433	my @res = eval { $cb->(@args) };
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
435	};
436
437	warn $@ if $@;
438	_exit 0;
439	}	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
440	}	792	}
441		793
442	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
443		795
444	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
447		799
448	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
449	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).
450		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
451	=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	}
452		829
453	our $DB;	830	our $DB;
454		831
455	sub db_init {	832	sub db_init {
456	unless ($DB) {	833	$DB ||= db_table "db";
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {
460	eval {
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}
470	}	834	}
471		835
472	sub db_get($$) {	836	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
474		838
475	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
476	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
477		843
478	$! ? ()	844	$! ? ()
479	: $data	845	: $data
480	}
481	}	846	}
482		847
483	sub db_put($$$) {	848	sub db_put($$$) {
484	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
485	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
513		878
514	my @data;	879	my @data;
515	my $md5;	880	my $md5;
516		881
517	for (0 .. $#$src) {	882	for (0 .. $#$src) {
518	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
519	or Carp::croak "$src->[$_]: $!";
520	}	884	}
521		885
522	# if processing is expensive, check	886	# if processing is expensive, check
523	# checksum first	887	# checksum first
524	if (1) {	888	if (1) {
525	$md5 =	889	$md5 =
526	join "\x00",	890	join "\x00",
527	$processversion,	891	$processversion,
528	map {	892	map {
529	Coro::cede;	893	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	895	} 0.. $#$src;
532		896
533		897
534	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
541		905
542	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
543	my $data = $process->(\@data);	907	my $data = $process->(\@data);
544	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
545		909
546	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
547		911
548	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
549	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
550	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
551		915
…		…
561		925
562	=cut	926	=cut
563		927
564	sub datalog($@) {	928	sub datalog($@) {
565	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
566	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
567	}	931	}
568		932
569	=back	933	=back
570		934
571	=cut	935	=cut
572		936
573	#############################################################################	937	#############################################################################
574		938
575	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
576		940
577	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
578	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")
579	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
580		944
581	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>
582	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
583	Crossfire TRT).	947	Deliantra).
584		948
585	=over 4	949	=over 4
586		950
587	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
588		952
…		…
632	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
633		997
634	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
635	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
636		1000
637	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
638	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.
639		1003
640	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
641		1005
642	=over 4	1006	=over 4
…		…
766		1130
767	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
768	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
769		1133
770	} elsif (ref $type) {	1134	} elsif (ref $type) {
771	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
772		1136
773	} else {	1137	} else {
774	shift @arg;	1138	shift @arg;
775	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
776	}	1140	}
777	}	1141	}
778	}	1142	}
779		1143
780	sub _object_attach {	1144	sub _object_attach {
…		…
790	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
791	}	1155	}
792		1156
793	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
794	} else {	1158	} else {
795	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
796	}	1160	}
797		1161
798	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
799	}	1163	}
800		1164
…		…
840	";	1204	";
841	die if $@;	1205	die if $@;
842	}	1206	}
843		1207
844	our $override;	1208	our $override;
845	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?
846		1210
847	sub override {	1211	sub override {
848	$override = 1;	1212	$override = 1;
849	@invoke_results = ();	1213	@INVOKE_RESULTS = (@_);
850	}	1214	}
851		1215
852	sub do_invoke {	1216	sub do_invoke {
853	my $event = shift;	1217	my $event = shift;
854	my $callbacks = shift;	1218	my $callbacks = shift;
855		1219
856	@invoke_results = ();	1220	@INVOKE_RESULTS = ();
857		1221
858	local $override;	1222	local $override;
859		1223
860	for (@$callbacks) {	1224	for (@$callbacks) {
861	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
862		1226
863	if ($@) {	1227	if ($@) {
864	warn "$@";
865	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
866	override;	1229	override;
867	}	1230	}
868		1231
869	return 1 if $override;	1232	return 1 if $override;
870	}	1233	}
871		1234
872	0	1235	0
873	}	1236	}
874		1237
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1239
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1241
879	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
880		1243
881	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
882	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
883	results (if you must, access C<@cf::invoke_results> directly).	1246	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1247
885	=back	1248	=back
886		1249
887	=cut	1250	=cut
888		1251
889	#############################################################################	1252	#############################################################################
890	# 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	}
891		1296
892	sub reattach {	1297	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1299	my ($obj) = @_;
895		1300
		1301	# no longer needed after getting rid of delete_package?
896	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
897		1303
898	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
899		1305
900	@$registry = ();	1306	@$registry = ();
901		1307
…		…
906	for (@$attach) {	1312	for (@$attach) {
907	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
908	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
909	}	1315	}
910	} else {	1316	} else {
911	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
912	}	1318	}
913	}	1319	}
914	}	1320	}
915		1321
916	cf::attachable->attach (	1322	cf::attachable->attach (
917	prio => -1000000,	1323	prio => -1000000,
918	on_instantiate => sub {	1324	on_instantiate => sub {
919	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
920		1326
921	$data = from_json $data;	1327	$data = decode_json $data;
922		1328
923	for (@$data) {	1329	for (@$data) {
924	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
925		1331
926	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1348	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
944		1350
945	sync_job {	1351	sync_job {
946	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
949		1357
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	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	}
954	close $fh;	1365	aio_close $fh;
955		1366
956	if (@$objs) {	1367	if (@$objs) {
957	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) {
958	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
961	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	}
962	close $fh;	1376	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
964	}	1378	}
965	} else {	1379	} else {
966	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
967	}	1381	}
968		1382
969	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1387	} else {
971	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
972	}	1389	}
973	} else {	1390	} else {
974	aio_unlink $filename;	1391	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
976	}	1393	}
977	}	1394	};
978	}	1395	}
979		1396
980	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
982		1399
…		…
994	or return;	1411	or return;
995		1412
996	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
998	or return;	1415	or return;
		1416
999	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1000	}	1419	}
1001		1420
		1421	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1004	return ($data, $av);	1426	($data, $av)
1005	}	1427	}
1006		1428
1007	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1008		1430
1009	=over 4	1431	=over 4
…		…
1011	=cut	1433	=cut
1012		1434
1013	#############################################################################	1435	#############################################################################
1014	# command handling &c	1436	# command handling &c
1015		1437
1016	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1017		1439
1018	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
1019	$name.	1441	$name.
1020		1442
1021	=cut	1443	=cut
…		…
1027	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1028		1450
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1452	}
1031		1453
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1033		1455
1034	Register a callback fro execution when the client sends an extcmd packet.	1456	Register a callback for execution when the client sends an (synchronous)
		1457	extcmd packet. Ext commands will be processed in the order they are
		1458	received by the server, like other user commands. The first argument is
		1459	the logged-in player. Ext commands can only be processed after a player
		1460	has logged in successfully.
1035		1461
1036	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1037	called.
1038		1463
1039	=cut	1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
1040		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
		1469	=item cf::register_exticmd $name => \&callback($ns,@args)
		1470
		1471	Register a callback for execution when the client sends an (asynchronous)
		1472	exticmd packet. Exti commands are processed by the server as soon as they
		1473	are received, i.e. out of order w.r.t. other commands. The first argument
		1474	is a client socket. Exti commands can be received anytime, even before
		1475	log-in.
		1476
		1477	The values will be sent back to the client.
		1478
		1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
		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
1041	sub register_extcmd {	1486	sub register_extcmd($$) {
1042	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1043		1488
1044	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1045	}	1490	}
1046		1491
		1492	sub register_async_extcmd($$) {
		1493	my ($name, $cb) = @_;
		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
		1501	$EXTICMD{$name} = $cb;
		1502	}
		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1047	cf::player->attach (	1512	cf::player->attach (
1048	on_command => sub {	1513	on_unknown_command => sub {
1049	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1050		1515
1051	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1052	or return;	1517	or return;
1053		1518
…		…
1058	cf::override;	1523	cf::override;
1059	},	1524	},
1060	on_extcmd => sub {	1525	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1062		1527
1063	my $msg = eval { from_json $buf };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1529
1065	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1068	$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);
1069	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1070	}	1551	}
		1552
1071	} else {	1553	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1555	}
1074		1556
1075	cf::override;	1557	cf::override;
1076	},	1558	},
1077	);	1559	);
1078		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
1079	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1080	cf::sync_job {	1590	cf::sync_job {
1081	my %todo;	1591	my %todo;
1082		1592
1083	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1084	next unless -r $path;	1594	next unless -r $path;
…		…
1102		1612
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1615
1106	$ext{source} =	1616	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1108	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1109	. $source	1619	. $source
1110	. "\n};\n1";	1620	. "\n};\n1";
1111		1621
1112	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1113	}	1623	}
1114		1624
		1625	my $pass = 0;
1115	my %done;	1626	my %done;
1116	while (%todo) {	1627	while (%todo) {
1117	my $progress;	1628	my $progress;
1118		1629
		1630	++$pass;
		1631
		1632	ext:
1119	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1120	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1121	goto skip	1635	next ext
1122	unless exists $done{$_};	1636	unless exists $done{$_};
1123	}	1637	}
1124		1638
1125	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1126		1640
1127	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 $@) {
1128	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1129	: "$v->{base}: extension inactive.\n";
1130		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1131	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1132	warn $msg;	1657
1133	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1134	exit 1;	1659	delete $todo{$k};
1135	}	1660	} else {
1136		1661	$done{$k} = delete $todo{$k};
1137	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1138	}	1667	}
1139
1140	$done{$k} = delete $todo{$k};
1141	push @EXTS, $v->{pkg};
1142	$progress = 1;
1143	}	1668	}
1144		1669
1145	skip:	1670	unless ($progress) {
1146	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1147	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	}
1148	}	1680	}
1149	};	1681	};
1150	}	1682	}
1151		1683
1152	#############################################################################	1684	#############################################################################
1153		1685
1154	=back	1686	=back
1155		1687
1156	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1157		1689
1158	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1159		1691
1160	=cut	1692	=cut
1161		1693
1162	package cf::player;	1694	package cf::player;
1163		1695
1164	use Coro::AIO;	1696	use Coro::AIO;
1165		1697
1166	=head3 cf::player	1698	=head3 cf::player
1167		1699
1168	=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	}
1169		1715
1170	=item cf::player::find $login	1716	=item cf::player::find $login
1171		1717
1172	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1173		1719
…		…
1192		1738
1193	sub exists($) {	1739	sub exists($) {
1194	my ($login) = @_;	1740	my ($login) = @_;
1195		1741
1196	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1198	}	1744	}
1199		1745
1200	sub find($) {	1746	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1748	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1759
1214	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1215	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;
1216	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1217	}	1769	}
1218	}	1770	}
1219	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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	);
1220		1785
1221	sub save($) {	1786	sub save($) {
1222	my ($pl) = @_;	1787	my ($pl) = @_;
1223		1788
1224	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1229	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1230		1795
1231	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1233		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
1234	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1235	Coro::cede;	1805	cf::cede_to_tick;
1236	}	1806	}
1237		1807
1238	sub new($) {	1808	sub new($) {
1239	my ($login) = @_;	1809	my ($login) = @_;
1240		1810
…		…
1246	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1247		1817
1248	$self	1818	$self
1249	}	1819	}
1250		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
1251	=item $pl->quit_character	1831	=item $pl->quit_character
1252		1832
1253	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1255		1835
…		…
1259	my ($pl) = @_;	1839	my ($pl) = @_;
1260		1840
1261	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1262		1842
1263	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1264	$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
1265		1845
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1267	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1269	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1270		1854
1271	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1273	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1308	or return [];	1892	or return [];
1309		1893
1310	my @logins;	1894	my @logins;
1311		1895
1312	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") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1316		1906
1317	utf8::decode $login;	1907	utf8::decode $login;
1318	push @logins, $login;	1908	push @logins, $login;
1319	}	1909	}
1320		1910
1321	\@logins	1911	\@logins
1322	}	1912	}
1323		1913
1324	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1325		1917
1326	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1327	player. May block.	1919	player. May block.
1328		1920
1329	=cut	1921	=cut
…		…
1347	}	1939	}
1348		1940
1349	\@paths	1941	\@paths
1350	}	1942	}
1351		1943
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1945
1354	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1355		1947
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)
1386
1387	Sends an ext reply to the player.
1388
1389	=cut
1390
1391	sub ext_reply($$%) {
1392	my ($self, $id, %msg) = @_;
1393
1394	$msg{msgid} = $id;
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}
1398
1399	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1400		1949
1401	Sends an ext event to the client.	1950	Sends an ext event to the client.
1402		1951
1403	=cut	1952	=cut
1404		1953
1405	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1407		1956
1408	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1409	}	1958	}
1410		1959
1411	=head3 cf::region	1960	=head3 cf::region
1412		1961
1413	=over 4	1962	=over 4
…		…
1423	=cut	1972	=cut
1424		1973
1425	sub find_by_path($) {	1974	sub find_by_path($) {
1426	my ($path) = @_;	1975	my ($path) = @_;
1427		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
		1978
1428	my ($match, $specificity);	1979	my ($match, $specificity);
1429		1980
1430	for my $region (list) {	1981	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1982	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1983	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1984	if $region->specificity > $specificity;
1434	}	1985	}
1435	}	1986	}
1436		1987
…		…
1457	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1459		2010
1460	sub generate_random_map {	2011	sub generate_random_map {
1461	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1462	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1463	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1467	$rmp->{exit_on_final_map},
1468	$rmp->{xsize}, $rmp->{ysize},
1469	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1470	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1471	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1472	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1473	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1474	(cf::region::find $rmp->{region}), $rmp->{custom}
1475	)
1476	}	2017	}
1477		2018
1478	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1479		2020
1480	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
…		…
1485		2026
1486	sub register {	2027	sub register {
1487	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1488	my $pkg = caller;	2029	my $pkg = caller;
1489		2030
1490	no strict;
1491	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1492		2032
1493	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1494	}	2034	}
1495		2035
1496	# also paths starting with '/'	2036	# also paths starting with '/'
1497	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1498		2038
1499	sub thawer_merge {	2039	sub thawer_merge {
1500	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1501		2041
1502	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1507	}	2047	}
1508		2048
1509	sub normalise {	2049	sub normalise {
1510	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1511		2051
1512	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1513		2053
1514	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1515		2055
1516	# map plan:	2056	# map plan:
1517	#	2057	#
…		…
1532	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1533	$path = "$base/$path";	2073	$path = "$base/$path";
1534	}	2074	}
1535		2075
1536	for ($path) {	2076	for ($path) {
1537	redo if s{//}{/};
1538	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1539	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1540	}	2079	}
1541		2080
1542	$path	2081	$path
…		…
1556	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1557	return $self;	2096	return $self;
1558	}	2097	}
1559	}	2098	}
1560		2099
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1562	()	2101	()
1563	}	2102	}
1564		2103
		2104	# may re-bless or do other evil things
1565	sub init {	2105	sub init {
1566	my ($self) = @_;	2106	my ($self) = @_;
1567		2107
1568	$self	2108	$self
1569	}	2109	}
…		…
1588		2128
1589	# the temporary/swap location	2129	# the temporary/swap location
1590	sub save_path {	2130	sub save_path {
1591	my ($self) = @_;	2131	my ($self) = @_;
1592		2132
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1595	}	2135	}
1596		2136
1597	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1598	sub uniq_path {	2138	sub uniq_path {
1599	my ($self) = @_;	2139	my ($self) = @_;
1600		2140
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1603	}
1604
1605	# and all this just because we cannot iterate over
1606	# all maps in C++...
1607	sub change_all_map_light {
1608	my ($change) = @_;
1609
1610	$_->change_map_light ($change)
1611	for grep $_->outdoor, values %cf::MAP;
1612	}	2143	}
1613		2144
1614	sub decay_objects {	2145	sub decay_objects {
1615	my ($self) = @_;	2146	my ($self) = @_;
1616		2147
…		…
1629		2160
1630	sub load_header_from($) {	2161	sub load_header_from($) {
1631	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1632		2163
1633	utf8::encode $path;	2164	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	2166	or return;
1639		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1640	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1641		2175
1642	1	2176	1
1643	}	2177	}
1644		2178
		2179	# used to laod the header of an original map
1645	sub load_header_orig {	2180	sub load_header_orig {
1646	my ($self) = @_;	2181	my ($self) = @_;
1647		2182
1648	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1649	}	2184	}
1650		2185
		2186	# used to laod the header of an instantiated map
1651	sub load_header_temp {	2187	sub load_header_temp {
1652	my ($self) = @_;	2188	my ($self) = @_;
1653		2189
1654	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1655	}	2191	}
1656		2192
		2193	# called after loading the header from an instantiated map
1657	sub prepare_temp {	2194	sub prepare_temp {
1658	my ($self) = @_;	2195	my ($self) = @_;
1659		2196
1660	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1661	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1662	# safety	2199	# safety
1663	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1664	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1665	}	2202	}
1666		2203
		2204	# called after loading the header from an original map
1667	sub prepare_orig {	2205	sub prepare_orig {
1668	my ($self) = @_;	2206	my ($self) = @_;
1669		2207
1670	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1671	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1695		2233
1696	sub find;	2234	sub find;
1697	sub find {	2235	sub find {
1698	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1699		2237
		2238	cf::cede_to_tick;
		2239
1700	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1701		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1703		2244
1704	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";
1706	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1707	or return;	2247	or return;
1708		2248
1709	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1710		2250
…		…
1712	or return;	2252	or return;
1713		2253
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1717	$map->reset;	2259	$map->reset;
1718	undef $guard;
1719	return find $path;	2260	return find $path;
1720	}	2261	}
1721		2262
1722	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1723	}	2264	}
1724	}	2265	}
1725		2266
1726	sub pre_load { }	2267	sub pre_load { }
1727	sub post_load { }	2268	#sub post_load { } # XS
1728		2269
1729	sub load {	2270	sub load {
1730	my ($self) = @_;	2271	my ($self) = @_;
1731		2272
1732	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1733		2274
1734	my $path = $self->{path};	2275	my $path = $self->{path};
1735		2276
1736	{	2277	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1738		2279
		2280	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1740
1741	$self->in_memory (cf::MAP_LOADING);
1742		2282
1743	$self->alloc;	2283	$self->alloc;
1744		2284
1745	$self->pre_load;	2285	$self->pre_load;
1746	Coro::cede;	2286	cf::cede_to_tick;
1747		2287
1748	$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)
1749	or return;	2292	or return;
1750		2293
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1752	if delete $self->{load_original};	2295	if delete $self->{load_original};
1753		2296
1754	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2298	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2301	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1759	}	2306	}
1760	}
1761		2307
1762	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;
1763	# now do the right thing for maps	2317	# now do the right thing for maps
1764	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2320	unless $self->difficulty;
1767	Coro::cede;	2321	cf::cede_to_tick;
1768		2322
1769	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2324	$self->decay_objects;
1771	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1772	$self->update_buttons;	2326	$self->update_buttons;
1773	Coro::cede;	2327	cf::cede_to_tick;
1774	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1775	Coro::cede;
1776	$self->activate;
1777	}	2329	}
1778		2330
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1780	}	2333	}
1781		2334
1782	$self->post_load;	2335	$self->post_load;
1783	}
1784		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
1785	sub customise_for {	2343	sub customise_for {
1786	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1787		2345
1788	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1789	if $self->per_player;	2347	if $self->per_player;
…		…
1792	# if $self->per_party;	2350	# if $self->per_party;
1793		2351
1794	$self	2352	$self
1795	}	2353	}
1796		2354
1797	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {
1799	my ($map) = @_;
1800
1801	my @diag; # diagonal neighbours
1802
1803	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)
1805	or next;
1806	$neigh = find $neigh, $map
1807	or next;
1808	$neigh->load;
1809
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}
1813
1814	for (@diag) {
1815	my $neigh = find @$_
1816	or next;
1817	$neigh->load;
1818	}
1819	}
1820
1821	sub find_sync {	2355	sub find_sync {
1822	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1823		2357
1824	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
1825	}	2363	}
1826		2364
1827	sub do_load_sync {	2365	sub do_load_sync {
1828	my ($map) = @_;	2366	my ($map) = @_;
1829		2367
1830	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;
1831	}	2373	}
1832		2374
1833	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1835		2377
1836	sub find_async {	2378	sub find_async {
1837	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1838		2380
1839	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1840		2382
1841	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1843	}	2385	}
1844		2386
1845	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1846	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1847	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2394	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2395	$map->load if $v;
		2396	}
1852		2397
1853	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1854	}	2399	}
1855	}	2400	}
1856	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1857	};	2402	};
1858	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1859		2404
1860	()	2405	()
1861	}	2406	}
1862		2407
		2408	# common code, used by both ->save and ->swapout
1863	sub save {	2409	sub _save {
1864	my ($self) = @_;	2410	my ($self) = @_;
1865
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;
1867		2411
1868	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1869		2413
1870	return unless $self->dirty;	2414	return unless $self->dirty;
1871		2415
…		…
1877	return if $self->{deny_save};	2421	return if $self->{deny_save};
1878		2422
1879	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
1880		2424
1881	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
1883	};	2428	};
		2429
		2430	cf::get_slot 0.02;
1884		2431
1885	if ($uniq) {	2432	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2435	} else {
1889	$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);
1890	}	2437	}
1891	}	2438	}
1892		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
1893	sub swap_out {	2448	sub swap_out {
1894	my ($self) = @_;	2449	my ($self) = @_;
1895		2450
1896	# save first because save cedes
1897	$self->save;
1898
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
1901	return if $self->players;	2455	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};
1904		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
1905	$self->clear;	2466	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2467	}
1908		2468
1909	sub reset_at {	2469	sub reset_at {
1910	my ($self) = @_;	2470	my ($self) = @_;
1911		2471
…		…
1929		2489
1930	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
1931		2491
1932	return if $self->players;	2492	return if $self->players;
1933		2493
1934	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
1935		2495
1936	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
1937		2497
1938	# need to save uniques path	2498	# need to save uniques path
1939	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
1940	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
1941		2501
…		…
1943	if $uniq;	2503	if $uniq;
1944	}	2504	}
1945		2505
1946	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
1947		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2510	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2511
1952	$self->unlink_save;	2512	$self->unlink_save;
1953	$self->destroy;	2513	$self->destroy;
1954	}	2514	}
1955		2515
1956	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
1957		2517
1958	sub nuke {	2518	sub nuke {
1959	my ($self) = @_;	2519	my ($self) = @_;
1960		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
1961	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
1962		2525
1963	$self->unlink_save;	2526	$self->unlink_save;
1964		2527
1965	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
1966	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2533
1971	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
1972		2536
1973	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
1974	}	2538	}
1975		2539
1976	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2018		2582
2019	sub unique_maps() {	2583	sub unique_maps() {
2020	[	2584	[
2021	map {	2585	map {
2022	utf8::decode $_;	2586	utf8::decode $_;
2023	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2024	? normalise $_	2590	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2592	]
2028	}	2593	}
2029		2594
2030	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	}
2031		2626
2032	=back	2627	=back
2033		2628
2034	=head3 cf::object	2629	=head3 cf::object
2035		2630
…		…
2039		2634
2040	=over 4	2635	=over 4
2041		2636
2042	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2043		2638
2044	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.
2045		2641
2046	=cut	2642	=cut
2047		2643
2048	sub inv_recursive_;	2644	sub inv_recursive_;
2049	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2052		2648
2053	sub inv_recursive {	2649	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2055	}	2651	}
2056		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
2057	package cf;	2681	package cf;
2058		2682
2059	=back	2683	=back
2060		2684
2061	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2067	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>
2068	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
2069	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2070		2694
2071	=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	};
2072		2710
2073	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2712	# with dialog boxes.
2075	#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
2076	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2083		2721
2084	} else {	2722	} else {
2085	my $pl = $self->contr;	2723	my $pl = $self->contr;
2086		2724
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2728
2096	} else {	2729	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2732	}
2100	}	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 (@_);
2101	}	2744	}
2102		2745
2103	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2104		2747
2105	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2118		2761
2119	=item $player_object->enter_link	2762	=item $player_object->enter_link
2120		2763
2121	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}>).
2122		2765
2123	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.
2124	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.
2125		2770
2126	Will never block.	2771	Will never block.
2127		2772
2128	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2129		2774
…		…
2149	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2150	my ($self) = @_;	2795	my ($self) = @_;
2151		2796
2152	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2153		2798
		2799	++$self->{_link_recursion};
		2800
2154	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2155		2802
2156	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2157	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2158		2805
2159	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2160	}	2807	}
2161		2808
2162	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2163	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2164		2811
…		…
2181	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2182	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2183		2830
2184	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2187		2834
2188	$map->load;	2835	$map->load;
2189	$map->load_diag;
2190		2836
2191	return unless $self->contr->active;	2837	return unless $self->contr->active;
2192	$self->activate_recursive;
2193		2838
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2196	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2197		2846
		2847	}
		2848
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2199		2850
2200	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
2201	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2202	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
2203	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 >>.
2204		2859
2205	=cut	2860	=cut
2206		2861
2207	our $GOTOGEN;	2862	our $GOTOGEN;
2208		2863
2209	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2210	my ($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	}
2211		2872
2212	# 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
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2875
2215	$self->enter_link;	2876	$self->enter_link;
2216		2877
2217	(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
2218	my $map = eval {	2900	my $map = eval {
2219	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2220		2902
2221	if ($map) {	2903	if ($map) {
2222	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2224	} else {	2906	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2908	}
2227		2909
2228	$map	2910	$map
2229	};	2911	};
2230		2912
…		…
2235		2917
2236	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2239	}	2921	}
		2922
		2923	$done->($self) if $done;
2240	})->prio (1);	2924	})->prio (1);
2241	}	2925	}
2242		2926
2243	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2244		2928
…		…
2264	}	2948	}
2265		2949
2266	sub prepare_random_map {	2950	sub prepare_random_map {
2267	my ($exit) = @_;	2951	my ($exit) = @_;
2268		2952
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2955	# that depends on the exit object
2274		2956
2275	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2959	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2282	}	2966	}
2283		2967
2284	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2285		2969
2286	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2289		2973
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2976	undef $fh;
2293	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2294		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2297	}	2985	}
2298	}	2986	}
2299		2987
2300	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2302		2990
2303	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2304		2992
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2993	$self->enter_link;
2317		2994
2318	(async {	2995	(async {
2319	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2320	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
2321	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2322		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
2323	1;	3034	1
2324	}) {	3035	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "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. "
2327	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2329		3040
2330	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2331	$self->leave_link;	3042	$self->leave_link;
2332	}	3043	}
2333	})->prio (1);	3044	})->prio (1);
2334	}	3045	}
2335		3046
…		…
2349		3060
2350	utf8::encode $text;	3061	utf8::encode $text;
2351	$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);
2352	}	3063	}
2353		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
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		3091
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	3093	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2360		3096
2361	=cut	3097	=cut
2362		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" => $CHAT_CHANNEL,
		3211	);
		3212
2363	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2365		3215
2366	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2367		3218
2368	if ($self->can_msg) {	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2370	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2379	}
2380		3220
2381	if ($color >= 0) {	3221	# check predefined channels, for the benefit of C
2382	if (0 && $msg =~ /\[/) {	3222	if ($CHANNEL{$channel}) {
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	3223	$channel = $CHANNEL{$channel};
2384	} else {	3224
2385	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3225	$self->ext_msg (channel_info => $channel);
2386	$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);
2387	}	3233	}
2388	}
2389	}
2390	}
2391		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
2392	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2393		3253
2394	Sends an exti event to the client.	3254	Sends an ext event to the client.
2395		3255
2396	=cut	3256	=cut
2397		3257
2398	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2399	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2400		3260
2401	$msg{msgtype} = "event_$type";	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2402	$self->send_packet ("ext " . cf::to_json \%msg);
2403	}	3262	}
2404		3263
2405	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2406		3265
2407	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
2408	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3267	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3268	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410		3269
2411	Queries can fail, so check the return code. Or don't, as queries will become	3270	Queries can fail, so check the return code. Or don't, as queries will
2412	reliable at some point in the future.	3271	become reliable at some point in the future.
2413		3272
2414	=cut	3273	=cut
2415		3274
2416	sub cf::client::query {	3275	sub cf::client::query {
2417	my ($self, $flags, $text, $cb) = @_;	3276	my ($self, $flags, $text, $cb) = @_;
…		…
2425	utf8::encode $text;	3284	utf8::encode $text;
2426	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3285	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427		3286
2428	$self->send_packet ($self->{query_queue}[0][0])	3287	$self->send_packet ($self->{query_queue}[0][0])
2429	if @{ $self->{query_queue} } == 1;	3288	if @{ $self->{query_queue} } == 1;
		3289
		3290	1
2430	}	3291	}
2431		3292
2432	cf::client->attach (	3293	cf::client->attach (
		3294	on_connect => sub {
		3295	my ($ns) = @_;
		3296
		3297	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3298	},
2433	on_reply => sub {	3299	on_reply => sub {
2434	my ($ns, $msg) = @_;	3300	my ($ns, $msg) = @_;
2435		3301
2436	# this weird shuffling is so that direct followup queries	3302	# this weird shuffling is so that direct followup queries
2437	# get handled first	3303	# get handled first
…		…
2449	} else {	3315	} else {
2450	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3316	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451	}	3317	}
2452	}	3318	}
2453	},	3319	},
		3320	on_exticmd => sub {
		3321	my ($ns, $buf) = @_;
		3322
		3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3324
		3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
		3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
		3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
		3346	}
		3347	} else {
		3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3349	}
		3350
		3351	cf::override;
		3352	},
2454	);	3353	);
2455		3354
2456	=item $client->async (\&cb)	3355	=item $client->async (\&cb)
2457		3356
2458	Create a new coroutine, running the specified callback. The coroutine will	3357	Create a new coroutine, running the specified callback. The coroutine will
…		…
2474		3373
2475	$coro	3374	$coro
2476	}	3375	}
2477		3376
2478	cf::client->attach (	3377	cf::client->attach (
2479	on_destroy => sub {	3378	on_client_destroy => sub {
2480	my ($ns) = @_;	3379	my ($ns) = @_;
2481		3380
2482	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2483	},	3382	},
2484	);	3383	);
…		…
2499	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2500	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2501		3400
2502	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2503		3402
2504	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2505		3408
2506	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2507		3410
2508	=pod	3411	=pod
2509		3412
2510	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2511		3414
2512	cf::object contr pay_amount pay_player map	3415	cf::object
		3416	contr pay_amount pay_player map x y force_find force_add destroy
		3417	insert remove name archname title slaying race decrease split
		3418	value
		3419
2513	cf::object::player player	3420	cf::object::player
2514	cf::player peaceful	3421	player
2515	cf::map trigger	3422
		3423	cf::player
		3424	peaceful
		3425
		3426	cf::map
		3427	trigger
2516		3428
2517	=cut	3429	=cut
2518		3430
2519	for (	3431	for (
2520	["cf::object" => qw(contr pay_amount pay_player map)],	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2521	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2522	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2523	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2524	) {	3438	) {
2525	no strict 'refs';
2526	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2527	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2528	for @funs;	3441	for @funs;
2529	}	3442	}
2530		3443
…		…
2545		3458
2546	my $qcode = $code;	3459	my $qcode = $code;
2547	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2548	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2549		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2550	local $_;	3466	local $_;
2551	local @safe::cf::_safe_eval_args = values %vars;
2552		3467
2553	my $eval =	3468	my $eval =
2554	"do {\n"	3469	"do {\n"
2555	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2556	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2557	. $code	3472	. $code
2558	. "\n}"	3473	. "\n}"
2559	;	3474	;
2560		3475
		3476	if ($CFG{safe_eval}) {
2561	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2562	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2563	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2564		3485
2565	if ($@) {	3486	if ($@) {
2566	warn "$@";	3487	warn "$@",
2567	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2568	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2569	}	3490	}
2570		3491
2571	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2572	}	3493	}
2573		3494
…		…
2587	=cut	3508	=cut
2588		3509
2589	sub register_script_function {	3510	sub register_script_function {
2590	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2591		3512
2592	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2593	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2594	}	3515	}
2595		3516
2596	=back	3517	=back
2597		3518
2598	=cut	3519	=cut
2599		3520
2600	#############################################################################	3521	#############################################################################
2601	# the server's init and main functions	3522	# the server's init and main functions
2602		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
		3547
2603	sub load_facedata($) {	3548	sub load_facedata($) {
2604	my ($path) = @_;	3549	my ($path) = @_;
2605		3550
		3551	# HACK to clear player env face cache, we need some signal framework
		3552	# for this (global event?)
		3553	%ext::player_env::MUSIC_FACE_CACHE = ();
		3554
		3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3556
2606	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2607		3558
2608	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2609	0 < aio_load $path, $facedata
2610	or die "$path: $!";
2611
2612	$facedata = Coro::Storable::thaw $facedata;
2613		3560
2614	$facedata->{version} == 2	3561	$facedata->{version} == 2
2615	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2616		3563
		3564	cf::cede_to_tick;
		3565
2617	{	3566	{
2618	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2619		3568
2620	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2621	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2622	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3573	cf::face::set_visibility $idx, $info->{visibility};
		3574	cf::face::set_magicmap $idx, $info->{magicmap};
2623	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2624	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2625	Coro::cede;	3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
		3580	cf::cede_to_tick;
2626	}	3581	}
2627		3582
2628	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2629	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2630	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2631	or next;	3587	or next;
		3588
2632	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
		3590	cf::face::set_smooth $idx, $smooth;
2633	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634	} else {	3592	} else {
2635	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2636	}	3594	}
2637	Coro::cede;	3595
		3596	cf::cede_to_tick;
2638	}	3597	}
2639	}	3598	}
2640		3599
2641	{	3600	{
2642	my $anims = $facedata->{animinfo};	3601	my $anims = $facedata->{animinfo};
2643		3602
2644	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
2645	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
2646	Coro::cede;	3605	cf::cede_to_tick;
2647	}	3606	}
2648		3607
2649	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2650	}	3609	}
2651		3610
		3611	{
		3612	my $res = $facedata->{resource};
		3613
		3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
		3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3618
		3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
		3623	} else {
		3624	# $RESOURCE{$name} = $info; # unused
		3625	}
		3626
		3627	cf::cede_to_tick;
		3628	}
		3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3632
2652	1	3633	1
2653	}	3634	}
2654		3635
		3636	register_exticmd fx_want => sub {
		3637	my ($ns, $want) = @_;
		3638
		3639	while (my ($k, $v) = each %$want) {
		3640	$ns->fx_want ($k, $v);
		3641	}
		3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
		3666
2655	sub reload_regions {	3667	sub reload_regions {
		3668	# HACK to clear player env face cache, we need some signal framework
		3669	# for this (global event?)
		3670	%ext::player_env::MUSIC_FACE_CACHE = ();
		3671
2656	load_resource_file "$MAPDIR/regions"	3672	load_resource_file "$MAPDIR/regions"
2657	or die "unable to load regions file\n";	3673	or die "unable to load regions file\n";
		3674
		3675	for (cf::region::list) {
		3676	$_->{match} = qr/$_->{match}/
		3677	if exists $_->{match};
		3678	}
2658	}	3679	}
2659		3680
2660	sub reload_facedata {	3681	sub reload_facedata {
2661	load_facedata "$DATADIR/facedata"	3682	load_facedata "$DATADIR/facedata"
2662	or die "unable to load facedata\n";	3683	or die "unable to load facedata\n";
2663	}	3684	}
2664		3685
2665	sub reload_archetypes {	3686	sub reload_archetypes {
2666	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
2667	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	add_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
2668	}	3698	}
2669		3699
2670	sub reload_treasures {	3700	sub reload_treasures {
2671	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
2672	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
2673	}	3703	}
2674		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
2675	sub reload_resources {	3725	sub reload_resources {
2676	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
2677		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
2678	reload_regions;	3733	reload_regions;
2679	reload_facedata;
2680	#reload_archetypes;#d#
2681	reload_archetypes;
2682	reload_treasures;	3734	reload_treasures;
2683		3735
2684	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
2685	}	3737	}
2686		3738
2687	sub init {	3739	sub reload_config {
2688	reload_resources;	3740	trace "reloading config file...\n";
2689	}
2690		3741
2691	sub cfg_load {	3742	my $config = load_file "$CONFDIR/config";
2692	open my $fh, "<:utf8", "$CONFDIR/config"	3743	utf8::decode $config;
2693	or return;	3744	*CFG = decode_yaml $config;
2694		3745
2695	local $/;
2696	*CFG = YAML::Syck::Load <$fh>;
2697
2698	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2699		3747
2700	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2702		3750
2703	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
2707	};	3755	};
2708	warn $@ if $@;	3756	warn $@ if $@;
2709	}	3757	}
2710	}	3758	}
2711		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
2712	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
2713	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
2714	local $Coro::idle = sub {	3799	$Coro::idle = sub {
2715	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716	(async {	3801	(async {
2717	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
2718	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
2719	};	3805	};
2720		3806
2721	cfg_load;	3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
2722	db_init;	3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
		3821	reload_config;
		3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
2723	load_extensions;	3831	load_extensions;
2724		3832
2725	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
2726	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
2727	}	3850	}
2728		3851
2729	#############################################################################	3852	#############################################################################
2730	# initialisation and cleanup	3853	# initialisation and cleanup
2731		3854
2732	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
2733	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
2734	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
2735	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2736	reentrant => 0,
2737	data => WF_AUTOCANCEL,
2738	signal => $signal,
2739	prio => 0,
2740	cb => sub {
2741	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
2742	},
2743	);	3861	};
2744	}	3862	}
2745	}	3863	}
2746		3864
2747	sub write_runtime {	3865	sub write_runtime_sync {
2748	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
2749		3867
2750	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
2751	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
2752		3870
2753	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2754		3872
2755	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
2756		3874
2757	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2758	or return;	3876	or return;
2759		3877
2760	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
2761	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
2762	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
2772	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
2773		3891
2774	close $fh	3892	close $fh
2775	or return;	3893	or return;
2776		3894
2777	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2778	and return;	3896	and return;
2779		3897
2780	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2781		3899
2782	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
2783	}	3951	}
2784		3952
2785	sub emergency_save() {	3953	sub emergency_save() {
2786	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
2787		3955
2788	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
2789		3962
2790	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
2791	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
2792	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
2793	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
2794	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
2795	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
2796	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
2797	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798	$pl->save;	3974	$pl->save;
2799	}	3975	}
2800	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
2801		3977
2802	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
2803	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
2804	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
2805	$map->valid or next;	3983	$map->valid or next;
2806	$map->save;	3984	$map->save;
2807	}	3985	}
2808	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
2809		3987
2810	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
2811	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
2812	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
2813	};	4016	};
2814		4017
2815	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
2816	}	4019	}
2817		4020
2818	sub post_cleanup {	4021	sub post_cleanup {
2819	my ($make_core) = @_;	4022	my ($make_core) = @_;
2820		4023
		4024	IO::AIO::flush;
		4025
2821	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
2822	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
2823	}	4056	}
2824		4057
2825	sub do_reload_perl() {	4058	sub do_reload_perl() {
2826	# can/must only be called in main	4059	# can/must only be called in main
2827	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
2828	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
2829	return;	4062	return;
2830	}	4063	}
2831		4064
2832	warn "reloading...";	4065	return if $RELOAD++;
2833		4066
2834	warn "entering sync_job";	4067	my $t1 = AE::time;
2835		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
2836	cf::sync_job {	4075	cf::sync_job {
2837	cf::write_runtime; # external watchdog should not bark
2838	cf::emergency_save;	4076	#cf::emergency_save;
2839	cf::write_runtime; # external watchdog should not bark
2840		4077
2841	warn "syncing database to disk";
2842	BDB::db_env_txn_checkpoint $DB_ENV;
2843
2844	# if anything goes wrong in here, we should simply crash as we already saved
2845
2846	warn "cancelling all WF_AUTOCANCEL watchers";
2847	for (Event::all_watchers) {
2848	$_->cancel if $_->data & WF_AUTOCANCEL;
2849	}
2850
2851	warn "flushing outstanding aio requests";
2852	for (;;) {
2853	BDB::flush;
2854	IO::AIO::flush;
2855	Coro::cede;
2856	last unless IO::AIO::nreqs || BDB::nreqs;
2857	warn "iterate...";
2858	}
2859
2860	++$RELOAD;
2861
2862	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
2863	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
2864	%EXT_CORO = ();	4080	%EXT_CORO = ();
2865		4081
2866	warn "removing commands";	4082	trace "perl_reload: removing commands";
2867	%COMMAND = ();	4083	%COMMAND = ();
2868		4084
2869	warn "removing ext commands";	4085	trace "perl_reload: removing ext/exti commands";
2870	%EXTCMD = ();	4086	%EXTCMD = ();
		4087	%EXTICMD = ();
2871		4088
2872	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
2873	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
2874	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
2875		4092
2876	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
2877	eval {	4094	eval {
2878	$cb->($pkg);	4095	$cb->($pkg);
2879	1	4096	1
2880	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
2881	}	4102	}
2882		4103
2883	warn "... nuking $pkg";
2884	Symbol::delete_package $pkg;
2885	}
2886
2887	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2888	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
2889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2890		4107
2891	warn "... unloading $k";	4108	trace "... unloading $k";
2892	delete $INC{$k};	4109	delete $INC{$k};
2893		4110
2894	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
2895	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
2896		4113
2897	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
2898	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
2899	}	4119	}
2900		4120
2901	Symbol::delete_package $k;
2902	}
2903
2904	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
2905	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
2906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2907		4124
2908	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
2909	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
2910	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2911		4128
2912	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
2913	# and global variables created in xs	4130	# and global variables created in xs
2914	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
2915		4132
2916	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
2917		4134
2918	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
2919	require cf;	4136	require cf;
2920	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
2921		4138
2922	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
2923	cf::cfg_load;	4140	cf::reload_config;
2924		4141
2925	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
2926	cf::load_extensions;	4143	cf::load_extensions;
2927		4144
		4145	if ($REATTACH_ON_RELOAD) {
2928	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
2929	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
2930	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
2931	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
2932	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
2933	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
2934		4153
2935	warn "leaving sync_job";	4154	cf::_post_init 1;
2936		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
2937	1	4158	1
2938	} or do {	4159	} or do {
2939	warn $@;	4160	error $@;
2940	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
2941	exit 1;	4162	};
		4163
		4164	--$RELOAD;
2942	};	4165	}
2943		4166
2944	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
2945	};	4169	};
2946		4170
2947	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
2948		4172
2949	sub reload_perl() {	4173	sub reload_perl() {
2950	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
2951	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
2952		4176
2953	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
2954	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
2955	after => 0,	4179
2956	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
2957	cb => sub {
2958	do_reload_perl;	4181	do_reload_perl;
2959	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
2960	},	4183	};
2961	);	4184	};
2962	}	4185	}
2963		4186
2964	register_command "reload" => sub {	4187	register_command "reload" => sub {
2965	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
2966		4189
2967	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
2968	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
2969	async { reload_perl };	4194	reload_perl;
		4195	};
2970	}	4196	}
2971	};	4197	};
2972		4198
2973	unshift @INC, $LIBDIR;	4199	#############################################################################
2974		4200
2975	my $bug_warning = 0;	4201	my $bug_warning = 0;
2976		4202
2977	our @WAIT_FOR_TICK;
2978	our @WAIT_FOR_TICK_BEGIN;
2979
2980	sub wait_for_tick {	4203	sub wait_for_tick() {
2981	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
2982	return if $Coro::current == $Coro::main;
2983		4205
2984	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
2985	push @WAIT_FOR_TICK, $signal;
2986	$signal->wait;
2987	}	4207	}
2988		4208
2989	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
2990	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
2991	return if $Coro::current == $Coro::main;
2992		4211
2993	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
2994	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
2995	$signal->wait;	4214	$signal->wait;
2996	}	4215	}
2997		4216
2998	my $min = 1e6;#d#	4217	sub tick {
2999	my $avg = 10;
3000	$TICK_WATCHER = Event->timer (
3001	reentrant => 0,
3002	parked => 1,
3003	prio => 0,
3004	at => $NEXT_TICK || $TICK,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3008	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3010	return;	4221	return;
3011	}	4222	}
3012		4223
3013	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3014		4225
3015	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3016		4227
3017	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3018	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3019	my $t = Event::time;	4230	Coro::async_pool {
3020	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3021	or die;	4232	write_runtime_sync
3022		4233	or error "ERROR: unable to write runtime file: $!";
3023	$map->width (50);
3024	$map->height (50);
3025	$map->alloc;
3026	$map->_load_objects ("/tmp/x.map", 1);
3027	my $t = Event::time - $t;
3028
3029	#next unless $t < 0.0013;#d#
3030	if ($t < $min) {
3031	$min = $t;
3032	}
3033	$avg = $avg * 0.99 + $t * 0.01;
3034	}
3035	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036	exit 0;
3037	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038	};	4234	};
		4235	}
3039		4236
3040	$RUNTIME += $TICK;
3041	$NEXT_TICK += $TICK;
3042
3043	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044	$NEXT_RUNTIME_WRITE = $NOW + 10;
3045	Coro::async_pool {
3046	write_runtime
3047	or warn "ERROR: unable to write runtime file: $!";
3048	};
3049	}
3050
3051	# my $AFTER = Event::time;
3052	# warn $AFTER - $NOW;#d#
3053
3054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055	$sig->send;	4238	$sig->send;
3056	}	4239	}
3057	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3058	$sig->send;
3059	}
3060		4241
3061	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3062
3063	# if we are delayed by four ticks or more, skip them all
3064	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066	$TICK_WATCHER->at ($NEXT_TICK);
3067	$TICK_WATCHER->start;
3068
3069	$LOAD = ($NOW - $tick_start) / $TICK;
3070	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071		4244
3072	_post_tick;	4245	if (0) {
3073		4246	if ($NEXT_TICK) {
3074		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3075	},	4251	}
3076	);	4252	}
3077		4253
3078	{	4254	{
3079	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3080	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3081	reentrant => 0,	4257
3082	fd => BDB::poll_fileno,
3083	poll => 'r',
3084	prio => 0,
3085	data => WF_AUTOCANCEL,
3086	cb => \&BDB::poll_cb,
3087	);
3088	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3089		4259	BDB::max_poll_reqs $TICK * 0.1;
3090	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3091	my $status;
3092	my $current = $Coro::current;
3093	(
3094	sub {
3095	$status = $!;
3096	$current->ready; undef $current;
3097	},
3098	sub {
3099	Coro::schedule while defined $current;
3100	$! = $status;
3101	},
3102	)
3103	};
3104		4261
3105	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3106	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
		4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107		4269
3108	cf::sync_job {	4270	cf::sync_job {
3109	eval {	4271	eval {
3110	BDB::db_env_open	4272	BDB::db_env_open
3111	$DB_ENV,	4273	$DB_ENV,
…		…
3113	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4275	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115	0666;	4277	0666;
3116		4278
3117	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120	$DB_ENV->set_lk_detect;
3121	};	4280	};
3122		4281
3123	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3124	};	4283	};
3125	}	4284	}
		4285
		4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4288	};
		4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4291	};
		4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4294	};
		4295
		4296	info "database initialised";
3126	}	4297	}
3127		4298
3128	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3129	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3130
3131	undef $Coro::AIO::WATCHER;
3132	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3133	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3134	reentrant => 0,	4306	info "aio initialised";
3135	data => WF_AUTOCANCEL,
3136	fd => IO::AIO::poll_fileno,
3137	poll => 'r',
3138	prio => 6,
3139	cb => \&IO::AIO::poll_cb,
3140	);
3141	}	4307	}
3142		4308
3143	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3144		4311
3145	sub _log_backtrace {	4312	sub _log_backtrace {
3146	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3147		4314
3148	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3149		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3150	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3151	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3152	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3153	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3154	my @bt = fork_call {	4328	my @bt = fork_call {
3155	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4331	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3166	}	4340	}
3167		4341
3168	@funcs	4342	@funcs
3169	};	4343	};
3170		4344
3171	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3172	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3173	--$_log_backtrace;	4348	--$_log_backtrace;
3174	};	4349	};
3175	} else {	4350	} else {
3176	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3177	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3178	}	4353	}
3179	}	4354	}
3180		4355
3181	# load additional modules	4356	# load additional modules
3182	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3183		4359
3184	END { cf::emergency_save }	4360	END { cf::emergency_save }
3185		4361
3186	1	4362	1
3187		4363

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines