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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.604 by root, Thu Nov 15 07:08:08 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 EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		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;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
74	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		130
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	134	our $DB_ENV;
88		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
89	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		140
91	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
93	our $NOW;	144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		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
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$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;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}
198		310
199	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
200	warn Carp::longmess $_[0];	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
201	Coro::terminate;	322	Coro::terminate
202	};	323	};
203		324
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	335	for my $pkg (qw(
215	cf::global cf::attachable	336	cf::global cf::attachable
216	cf::object cf::object::player	337	cf::object cf::object::player
217	cf::client cf::player	338	cf::client cf::player
218	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
219	cf::map cf::party cf::region	341	cf::party cf::region
220	)) {	342	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	344	}
224		345
225	$EV::DIED = sub {	346	$EV::DIED = sub {
226	warn "error in event callback: @_";	347	warn "error in event callback: $@";
227	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
228		354
229	#############################################################################	355	#############################################################################
230		356
231	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
232		358
…		…
253	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
254	$d	380	$d
255	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
256	}	382	}
257		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
258	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
259		437
260	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
261		439
262	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		447
270	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	513	=item cf::lock_wait $string
274		514
275	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
276		516
277	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
278		518
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
282	returned.	522	returned.
283		523
284	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
285	deadlocked coro.	525	deadlocked coro.
…		…
291		531
292	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.
293		533
294	=cut	534	=cut
295		535
296	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		537
299	sub lock_wait($) {	538	sub lock_wait($) {
300	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	540	}
313		541
314	sub lock_acquire($) {	542	sub lock_acquire($) {
315	my ($key) = @_;	543	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	544	}
329		545
330	sub lock_active($) {	546	sub lock_active($) {
331	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	548	}
335		549
336	sub freeze_mainloop {	550	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
338		552
339	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	554	}
345		555
346	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
347		557
348	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
349	get spread over timer.	559	get spread over time.
350		560
351	=cut	561	=cut
352		562
353	sub periodic($$) {	563	sub periodic($$) {
354	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
358	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
359	}	569	}
360		570
361	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
362		572
363	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
364	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
365	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
366		580
367	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
368	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
369		583
370	Useful for short background jobs.	584	Useful for short background jobs.
371		585
372	=cut	586	=cut
373		587
374	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
376		591
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
380		595
381	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
382		598
383	while () {	599	while () {
384	next_job:	600	next_job:
		601
385	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	603
387	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	608	$job->[2]->send;
391	Coro::cede;	609	Coro::cede;
392	goto next_job;	610	goto next_job;
393	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	613	}
395	}	614	}
396		615
397	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
398	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
399	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
400	$signal->wait;
401	} else {	619	} else {
		620	$busy = 0;
402	Coro::schedule;	621	Coro::schedule;
403	}	622	}
404	}	623	}
405	};	624	};
406		625
407	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
408	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
409		630
410	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
411	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
412		634
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
441	=cut	663	=cut
442		664
443	sub sync_job(&) {	665	sub sync_job(&) {
444	my ($job) = @_;	666	my ($job) = @_;
445		667
446	if ($Coro::current == $Coro::main) {	668	if (in_main) {
447	my $time = EV::time;	669	my $time = AE::time;
448		670
449	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
451		673
452	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
453		675
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
457		677
458	my $busy = 1;	678	my $busy = 1;
459	my @res;	679	my @res;
460		680
461	(async {	681	(async {
462	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
463	@res = eval { $job->() };	683	@res = eval { $job->() };
464	warn $@ if $@;	684	error $@ if $@;
465	undef $busy;	685	undef $busy;
466	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
467		687
468	while ($busy) {	688	while ($busy) {
469	if (Coro::nready) {	689	if (Coro::nready) {
…		…
471	} else {	691	} else {
472	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
473	}	693	}
474	}	694	}
475		695
476	$time = EV::time - $time;	696	my $time = AE::time - $time;
477		697
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
482		699
483	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
484	} else {	701	} else {
485	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
486		703
…		…
506	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
507		724
508	$coro	725	$coro
509	}	726	}
510		727
511	=item fork_call { }, $args	728	=item fork_call { }, @args
512		729
513	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
514	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
515	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
516	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
517		734
518	=cut	735	=cut
519		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
520	sub fork_call(&@) {	741	sub fork_call(&@) {
521	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
522		743
523	# we seemingly have to make a local copy of the whole thing,
524	# otherwise perl prematurely frees the stuff :/
525	# TODO: investigate and fix (likely this will be rather laborious)
526
527	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
528	reset_signals;	745	cf::post_fork;
529	&$cb	746	&$cb
530	}, @args;	747	} @args;
531		748
532	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
533	}	788	}
534		789
535	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
536		791
537	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
547	within each server.	802	within each server.
548		803
549	=cut	804	=cut
550		805
551	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
552	my ($name) = @_;	810	my ($name) = @_;
553	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
554		812
555	eval {	813	eval {
556	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
566	}	824	}
567		825
568	our $DB;	826	our $DB;
569		827
570	sub db_init {	828	sub db_init {
571	cf::sync_job {
572	$DB ||= db_table "db";	829	$DB ||= db_table "db";
573	};
574	}	830	}
575		831
576	sub db_get($$) {	832	sub db_get($$) {
577	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
578		834
579	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
580	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
581		839
582	$! ? ()	840	$! ? ()
583	: $data	841	: $data
584	}
585	}	842	}
586		843
587	sub db_put($$$) {	844	sub db_put($$$) {
588	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
589	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
617		874
618	my @data;	875	my @data;
619	my $md5;	876	my $md5;
620		877
621	for (0 .. $#$src) {	878	for (0 .. $#$src) {
622	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
623	or Carp::croak "$src->[$_]: $!";
624	}	880	}
625		881
626	# if processing is expensive, check	882	# if processing is expensive, check
627	# checksum first	883	# checksum first
628	if (1) {	884	if (1) {
…		…
641		897
642	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
643	}	899	}
644	}	900	}
645		901
646	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
647	my $data = $process->(\@data);	903	my $data = $process->(\@data);
648	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
649		905
650	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
651		907
652	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
653	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
654	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
655		911
…		…
665		921
666	=cut	922	=cut
667		923
668	sub datalog($@) {	924	sub datalog($@) {
669	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
670	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
671	}	927	}
672		928
673	=back	929	=back
674		930
675	=cut	931	=cut
676		932
677	#############################################################################	933	#############################################################################
678		934
679	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
680		936
681	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
682	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
683	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
684		940
685	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
686	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
736	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
737		993
738	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
740		996
741	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
743		999
744	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
745		1001
746	=over 4	1002	=over 4
…		…
870		1126
871	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
872	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
873		1129
874	} elsif (ref $type) {	1130	} elsif (ref $type) {
875	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
876		1132
877	} else {	1133	} else {
878	shift @arg;	1134	shift @arg;
879	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
880	}	1136	}
881	}	1137	}
882	}	1138	}
883		1139
884	sub _object_attach {	1140	sub _object_attach {
…		…
894	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
895	}	1151	}
896		1152
897	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
898	} else {	1154	} else {
899	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
900	}	1156	}
901		1157
902	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
903	}	1159	}
904		1160
…		…
963		1219
964	for (@$callbacks) {	1220	for (@$callbacks) {
965	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
966		1222
967	if ($@) {	1223	if ($@) {
968	warn "$@";
969	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
970	override;	1225	override;
971	}	1226	}
972		1227
973	return 1 if $override;	1228	return 1 if $override;
974	}	1229	}
…		…
1037		1292
1038	sub reattach {	1293	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1295	my ($obj) = @_;
1041		1296
		1297	# no longer needed after getting rid of delete_package?
1042	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1043		1299
1044	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1045		1301
1046	@$registry = ();	1302	@$registry = ();
1047		1303
…		…
1052	for (@$attach) {	1308	for (@$attach) {
1053	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1054	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1055	}	1311	}
1056	} else {	1312	} else {
1057	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1058	}	1314	}
1059	}	1315	}
1060	}	1316	}
1061		1317
1062	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1089	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1090		1346
1091	sync_job {	1347	sync_job {
1092	if (length $$rdata) {	1348	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1096		1353
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1101	close $fh;	1361	aio_close $fh;
1102		1362
1103	if (@$objs) {	1363	if (@$objs) {
1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1108	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1109	close $fh;	1372	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1374	}
1112	} else {	1375	} else {
1113	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1114	}	1377	}
1115		1378
1116	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1383	} else {
1118	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1119	}	1385	}
1120	} else {	1386	} else {
1121	aio_unlink $filename;	1387	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1123	}	1389	}
…		…
1147	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1148	$av = $st->{objs};	1414	$av = $st->{objs};
1149	}	1415	}
1150		1416
1151	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1154		1421
1155	($data, $av)	1422	($data, $av)
1156	}	1423	}
1157		1424
1158	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1162	=cut	1429	=cut
1163		1430
1164	#############################################################################	1431	#############################################################################
1165	# command handling &c	1432	# command handling &c
1166		1433
1167	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1168		1435
1169	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1170	$name.	1437	$name.
1171		1438
1172	=cut	1439	=cut
…		…
1178	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1179		1446
1180	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1181	}	1448	}
1182		1449
1183	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1184		1451
1185	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1186	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1187	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1188	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1189	has logged in successfully.	1456	has logged in successfully.
1190		1457
1191	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1192	called.
1193		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1194	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1195		1466
1196	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1197	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1198	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1199	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1200	log-in.	1471	log-in.
1201		1472
1202	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1203	called.
1204		1474
1205	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1206		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1207	sub register_extcmd {	1482	sub register_extcmd($$) {
1208	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1209		1484
1210	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1211	}	1486	}
1212		1487
1213	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1214	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1215		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1216	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1217	}	1498	}
1218		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1219	cf::player->attach (	1508	cf::player->attach (
1220	on_command => sub {	1509	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1222		1511
1223	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1224	or return;	1513	or return;
1225		1514
…		…
1233	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1234		1523
1235	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1236		1525
1237	if (ref $msg) {	1526	if (ref $msg) {
1238	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1239	"ARRAY" eq ref $msg
1240	? @$msg
1241	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1242		1528
1243	my @reply;
1244
1245	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1246	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1247	}	1547	}
1248		1548
1249	$pl->ext_reply ($reply, @reply)
1250	if $reply;
1251
1252	} else {	1549	} else {
1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1254	}	1551	}
1255		1552
1256	cf::override;	1553	cf::override;
1257	},	1554	},
1258	);	1555	);
1259		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1260	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1261	cf::sync_job {	1586	cf::sync_job {
1262	my %todo;	1587	my %todo;
1263		1588
1264	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1265	next unless -r $path;	1590	next unless -r $path;
…		…
1283		1608
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1611
1287	$ext{source} =	1612	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1289	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1290	. $source	1615	. $source
1291	. "\n};\n1";	1616	. "\n};\n1";
1292		1617
1293	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1294	}	1619	}
1295		1620
		1621	my $pass = 0;
1296	my %done;	1622	my %done;
1297	while (%todo) {	1623	while (%todo) {
1298	my $progress;	1624	my $progress;
1299		1625
		1626	++$pass;
		1627
		1628	ext:
1300	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1631	next ext
1303	unless exists $done{$_};	1632	unless exists $done{$_};
1304	}	1633	}
1305		1634
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1636
1308	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1313	warn $msg;	1653
1314	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1655	delete $todo{$k};
1316	}	1656	} else {
1317		1657	$done{$k} = delete $todo{$k};
1318	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1319	}	1663	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1664	}
1325		1665
1326	skip:	1666	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1329	}	1676	}
1330	};	1677	};
1331	}	1678	}
1332		1679
1333	#############################################################################	1680	#############################################################################
1334		1681
1335	=back	1682	=back
1336		1683
1337	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1338		1685
1339	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1340		1687
1341	=cut	1688	=cut
1342		1689
1343	package cf::player;	1690	package cf::player;
1344		1691
…		…
1387		1734
1388	sub exists($) {	1735	sub exists($) {
1389	my ($login) = @_;	1736	my ($login) = @_;
1390		1737
1391	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1393	}	1740	}
1394		1741
1395	sub find($) {	1742	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1744	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1757	or return;
1411		1758
1412	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1413	or return;	1760	or return;
		1761
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1417	}	1765	}
1418	}	1766	}
1419	}	1767	}
1420		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1421	sub save($) {	1782	sub save($) {
1422	my ($pl) = @_;	1783	my ($pl) = @_;
1423		1784
1424	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1425		1786
…		…
1428		1789
1429	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1430		1791
1431	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1433		1799
1434	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1801	cf::cede_to_tick;
1436	}	1802	}
1437		1803
…		…
1469	my ($pl) = @_;	1835	my ($pl) = @_;
1470		1836
1471	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1472		1838
1473	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1474	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1475		1841
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1477	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1479	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1480		1850
1481	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1483	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1521		1891
1522	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1523	my $path = path $login;	1893	my $path = path $login;
1524		1894
1525	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1901	}
1531		1902
…		…
1535		1906
1536	\@logins	1907	\@logins
1537	}	1908	}
1538		1909
1539	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1540		1913
1541	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1542	player. May block.	1915	player. May block.
1543		1916
1544	=cut	1917	=cut
…		…
1562	}	1935	}
1563		1936
1564	\@paths	1937	\@paths
1565	}	1938	}
1566		1939
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1941
1569	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671		1943
1672	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1673		1945
1674	Sends an ext event to the client.	1946	Sends an ext event to the client.
1675		1947
…		…
1695		1967
1696	=cut	1968	=cut
1697		1969
1698	sub find_by_path($) {	1970	sub find_by_path($) {
1699	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1700		1974
1701	my ($match, $specificity);	1975	my ($match, $specificity);
1702		1976
1703	for my $region (list) {	1977	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1732		2006
1733	sub generate_random_map {	2007	sub generate_random_map {
1734	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1735	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1736	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	2013	}
1750		2014
1751	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1752		2016
1753	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1758		2022
1759	sub register {	2023	sub register {
1760	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	2025	my $pkg = caller;
1762		2026
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		2028
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	2030	}
1768		2031
1769	# also paths starting with '/'	2032	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		2034
1772	sub thawer_merge {	2035	sub thawer_merge {
1773	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1774		2037
1775	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1780	}	2043	}
1781		2044
1782	sub normalise {	2045	sub normalise {
1783	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1784		2047
1785	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1786		2049
1787	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1788		2051
1789	# map plan:	2052	# map plan:
1790	#	2053	#
…		…
1805	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1806	$path = "$base/$path";	2069	$path = "$base/$path";
1807	}	2070	}
1808		2071
1809	for ($path) {	2072	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1813	}	2075	}
1814		2076
1815	$path	2077	$path
…		…
1829	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1830	return $self;	2092	return $self;
1831	}	2093	}
1832	}	2094	}
1833		2095
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	2097	()
1836	}	2098	}
1837		2099
		2100	# may re-bless or do other evil things
1838	sub init {	2101	sub init {
1839	my ($self) = @_;	2102	my ($self) = @_;
1840		2103
1841	$self	2104	$self
1842	}	2105	}
…		…
1861		2124
1862	# the temporary/swap location	2125	# the temporary/swap location
1863	sub save_path {	2126	sub save_path {
1864	my ($self) = @_;	2127	my ($self) = @_;
1865		2128
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1868	}	2131	}
1869		2132
1870	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1871	sub uniq_path {	2134	sub uniq_path {
1872	my ($self) = @_;	2135	my ($self) = @_;
1873		2136
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	2139	}
1886		2140
1887	sub decay_objects {	2141	sub decay_objects {
1888	my ($self) = @_;	2142	my ($self) = @_;
1889		2143
…		…
1916	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1917		2171
1918	1	2172	1
1919	}	2173	}
1920		2174
		2175	# used to laod the header of an original map
1921	sub load_header_orig {	2176	sub load_header_orig {
1922	my ($self) = @_;	2177	my ($self) = @_;
1923		2178
1924	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1925	}	2180	}
1926		2181
		2182	# used to laod the header of an instantiated map
1927	sub load_header_temp {	2183	sub load_header_temp {
1928	my ($self) = @_;	2184	my ($self) = @_;
1929		2185
1930	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1931	}	2187	}
1932		2188
		2189	# called after loading the header from an instantiated map
1933	sub prepare_temp {	2190	sub prepare_temp {
1934	my ($self) = @_;	2191	my ($self) = @_;
1935		2192
1936	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1937	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1938	# safety	2195	# safety
1939	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1940	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1941	}	2198	}
1942		2199
		2200	# called after loading the header from an original map
1943	sub prepare_orig {	2201	sub prepare_orig {
1944	my ($self) = @_;	2202	my ($self) = @_;
1945		2203
1946	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1947	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1971		2229
1972	sub find;	2230	sub find;
1973	sub find {	2231	sub find {
1974	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1975		2233
		2234	cf::cede_to_tick;
		2235
1976	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1977		2237
1978	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2240
1981	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1986	or return;	2243	or return;
1987		2244
1988	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1989		2246
…		…
1991	or return;	2248	or return;
1992		2249
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1996	undef $guard1;	2254	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2255	$map->reset;
1999	return find $path;	2256	return find $path;
2000	}	2257	}
2001		2258
2002	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2003	}	2260	}
2004	}	2261	}
2005		2262
2006	sub pre_load { }	2263	sub pre_load { }
2007	sub post_load { }	2264	#sub post_load { } # XS
2008		2265
2009	sub load {	2266	sub load {
2010	my ($self) = @_;	2267	my ($self) = @_;
2011		2268
2012	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2015		2272
2016	{	2273	{
2017	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2018		2275
2019	return unless $self->valid;	2276	return unless $self->valid;
2020	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2021
2022	$self->in_memory (cf::MAP_LOADING);
2023		2278
2024	$self->alloc;	2279	$self->alloc;
2025		2280
2026	$self->pre_load;	2281	$self->pre_load;
2027	cf::cede_to_tick;	2282	cf::cede_to_tick;
2028		2283
		2284	if (exists $self->{load_path}) {
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2286	$f->skip_block;
2031	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2032	or return;	2288	or return;
2033		2289
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2035	if delete $self->{load_original};	2291	if delete $self->{load_original};
2036		2292
2037	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2294	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2040	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2041	$self->clear_unique_items;	2297	$self->clear_unique_items;
2042	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2043	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2044	}	2301	}
2045	}	2302	}
2046	}
2047		2303
2048	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2049		2311
2050	cf::cede_to_tick;	2312	cf::cede_to_tick;
2051	# now do the right thing for maps	2313	# now do the right thing for maps
2052	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2053	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2057	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2320	$self->decay_objects;
2059	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2060	$self->update_buttons;	2322	$self->update_buttons;
2061	cf::cede_to_tick;	2323	cf::cede_to_tick;
2062	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2063	cf::cede_to_tick;
2064	$self->activate;
2065	}	2325	}
2066		2326
2067	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2069
2070	$self->in_memory (cf::MAP_IN_MEMORY);
2071	}	2329	}
2072		2330
2073	$self->post_load;	2331	$self->post_load;
2074	}
2075		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2076	sub customise_for {	2339	sub customise_for {
2077	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2078		2341
2079	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2343	if $self->per_player;
…		…
2083	# if $self->per_party;	2346	# if $self->per_party;
2084		2347
2085	$self	2348	$self
2086	}	2349	}
2087		2350
2088	# find and load all maps in the 3x3 area around a map
2089	sub load_neighbours {
2090	my ($map) = @_;
2091
2092	my @neigh; # diagonal neighbours
2093
2094	for (0 .. 3) {
2095	my $neigh = $map->tile_path ($_)
2096	or next;
2097	$neigh = find $neigh, $map
2098	or next;
2099	$neigh->load;
2100
2101	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}
2105
2106	for (grep defined $_->[0], @neigh) {
2107	my ($path, $origin) = @$_;
2108	my $neigh = find $path, $origin
2109	or next;
2110	$neigh->load;
2111	}
2112	}
2113
2114	sub find_sync {	2351	sub find_sync {
2115	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2116		2353
2117	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2118	}	2359	}
2119		2360
2120	sub do_load_sync {	2361	sub do_load_sync {
2121	my ($map) = @_;	2362	my ($map) = @_;
2122		2363
		2364	# it's a bug to call this from the main context
2123	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2124	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2125		2367
2126	cf::sync_job { $map->load };	2368	$map->load;
2127	}	2369	}
2128		2370
2129	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2130	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2131		2373
2132	sub find_async {	2374	sub find_async {
2133	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2134		2376
2135	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2136		2378
2137	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2139	}	2381	}
2140		2382
2141	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2142		2384
2143	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2157	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2158		2400
2159	()	2401	()
2160	}	2402	}
2161		2403
		2404	# common code, used by both ->save and ->swapout
2162	sub save {	2405	sub _save {
2163	my ($self) = @_;	2406	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2407
2167	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2168		2409
2169	return unless $self->dirty;	2410	return unless $self->dirty;
2170		2411
…		…
2179		2420
2180	cf::async {	2421	cf::async {
2181	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2183	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2184		2427
2185	if ($uniq) {	2428	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2431	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2190	}	2433	}
2191	}	2434	}
2192		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2193	sub swap_out {	2444	sub swap_out {
2194	my ($self) = @_;	2445	my ($self) = @_;
2195		2446
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2201	return if $self->players;	2451	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2203	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2204		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2205	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2206		2503
2207	$self->deactivate;	2504	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2506	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2507
2255	$self->unlink_save;	2508	$self->unlink_save;
2256	$self->destroy;	2509	$self->destroy;
2257	}	2510	}
2258		2511
…		…
2266		2519
2267	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2268		2521
2269	$self->unlink_save;	2522	$self->unlink_save;
2270		2523
2271	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2529
…		…
2325		2578
2326	sub unique_maps() {	2579	sub unique_maps() {
2327	[	2580	[
2328	map {	2581	map {
2329	utf8::decode $_;	2582	utf8::decode $_;
2330	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2331	? normalise $_	2586	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2588	]
2335	}	2589	}
2336		2590
2337	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2338		2622
2339	=back	2623	=back
2340		2624
2341	=head3 cf::object	2625	=head3 cf::object
2342		2626
…		…
2346		2630
2347	=over 4	2631	=over 4
2348		2632
2349	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2350		2634
2351	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2352		2637
2353	=cut	2638	=cut
2354		2639
2355	sub inv_recursive_;	2640	sub inv_recursive_;
2356	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2362	}	2647	}
2363		2648
2364	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2365		2650
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2652
2368	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2369		2654
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2371	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2372		2657
2373	=cut	2658	=cut
2374		2659
2375	sub deref {	2660	sub deref {
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2405		2690
2406	=cut	2691	=cut
2407		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2408	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2708	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2724
2426	} else {	2725	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2728	}
2430	}	2729	}
2431	}	2730	}
2432		2731
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2757
2459	=item $player_object->enter_link	2758	=item $player_object->enter_link
2460		2759
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2761
2463	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2465		2766
2466	Will never block.	2767	Will never block.
2467		2768
2468	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2469		2770
…		…
2489	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2791	my ($self) = @_;
2491		2792
2492	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2493		2794
		2795	++$self->{_link_recursion};
		2796
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2798
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2498		2801
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2803	}
2501		2804
2502	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2504		2807
…		…
2521	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2523		2826
2524	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2527		2830
2528	$map->load;	2831	$map->load;
2529	$map->load_neighbours;
2530		2832
2531	return unless $self->contr->active;	2833	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2834
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2536	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2537		2842
		2843	}
		2844
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2539		2846
2540	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2851	be called at the end of this process.
2545		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2546	=cut	2856	=cut
2547		2857
2548	our $GOTOGEN;	2858	our $GOTOGEN;
2549		2859
2550	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2552		2868
2553	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2871
2556	$self->enter_link;	2872	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2577	}	2893	}
2578	}	2894	}
2579		2895
2580	my $map = eval {	2896	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2898
2583	if ($map) {	2899	if ($map) {
2584	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2902	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2904	}
2589		2905
2590	$map	2906	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2601	}	2917	}
2602		2918
2603	$done->() if $done;	2919	$done->($self) if $done;
2604	})->prio (1);	2920	})->prio (1);
2605	}	2921	}
2606		2922
2607	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2608		2924
…		…
2628	}	2944	}
2629		2945
2630	sub prepare_random_map {	2946	sub prepare_random_map {
2631	my ($exit) = @_;	2947	my ($exit) = @_;
2632		2948
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2951	# that depends on the exit object
2638		2952
2639	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2955	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2646	}	2962	}
2647		2963
2648	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2649		2965
2650	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2653		2969
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2972	undef $fh;
2657	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2658		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2661	}	2981	}
2662	}	2982	}
2663		2983
2664	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2666		2986
2667	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2668		2988
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2989	$self->enter_link;
2681		2990
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2991	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2688		2993
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2691	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2692		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2693	1;	3030	1
2694	}) {	3031	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2699		3036
2700	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2701	$self->leave_link;	3038	$self->leave_link;
2702	}	3039	}
2703	})->prio (1);	3040	})->prio (1);
2704	}	3041	}
2705		3042
…		…
2717	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2719		3056
2720	utf8::encode $text;	3057	utf8::encode $text;
2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2722	}	3084	}
2723		3085
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		3087
2726	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2730		3092
2731	=cut	3093	=cut
2732		3094
2733	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2735	"c/identify" => {	3103	"c/identify" => {
2736	id => "infobox",	3104	id => "infobox",
2737	title => "Identify",	3105	title => "Identify",
2738	reply => undef,	3106	reply => undef,
2739	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	3109	"c/examine" => {
2742	id => "infobox",	3110	id => "infobox",
2743	title => "Examine",	3111	title => "Examine",
2744	reply => undef,	3112	reply => undef,
2745	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2746	},	3120	},
2747	"c/book" => {	3121	"c/book" => {
2748	id => "infobox",	3122	id => "infobox",
2749	title => "Book",	3123	title => "Book",
2750	reply => undef,	3124	reply => undef,
…		…
2766	id => "infobox",	3140	id => "infobox",
2767	title => "Body Parts",	3141	title => "Body Parts",
2768	reply => undef,	3142	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2770	},	3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
		3151	"c/skills" => {
		3152	id => "infobox",
		3153	title => "Skills",
		3154	reply => undef,
		3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
		3180	},
2771	"c/uptime" => {	3181	"c/uptime" => {
2772	id => "infobox",	3182	id => "infobox",
2773	title => "Uptime",	3183	title => "Uptime",
2774	reply => undef,	3184	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3185	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3188	id => "infobox",
2779	title => "Map Info",	3189	title => "Map Info",
2780	reply => undef,	3190	reply => undef,
2781	tooltip => "Information related to the maps",	3191	tooltip => "Information related to the maps",
2782	},	3192	},
		3193	"c/party" => {
		3194	id => "party",
		3195	title => "Party",
		3196	reply => "gsay ",
		3197	tooltip => "Messages and chat related to your party",
		3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
2783	);	3213	);
2784		3214
2785	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3217
2788	$msg = $self->pl->expand_cfpod ($msg);	3218	$msg = $self->pl->expand_cfpod ($msg)
		3219	unless $color & cf::NDI_VERBATIM;
2789		3220
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3221	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3222
2792	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2795		3226
2796	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3228	$channel = $channel->{id};
2800		3229
2801	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3235	}
2808		3236
2809	$channel = $channel->{id};	3237	$channel = $channel->{id};
2810	}	3238	}
2811		3239
2812	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2813		3241
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3242	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2818		3245
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3246	my $pkt = "msg "
		3247	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3249	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3250
2833	$color &= cf::NDI_COLOR_MASK;	3251	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3252	}
2847		3253
2848	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2849		3255
2850	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2852	=cut	3258	=cut
2853		3259
2854	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2856		3262
2857	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}
2863	}
2864
2865	=item $client->ext_reply ($msgid, @msg)
2866
2867	Sends an ext reply to the client.
2868
2869	=cut
2870
2871	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;
2873
2874	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}	3264	}
2882		3265
2883	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2884		3267
2885	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2940	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2941		3324
2942	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2943		3326
2944	if (ref $msg) {	3327	if (ref $msg) {
2945	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2946	"ARRAY" eq ref $msg
2947	? @$msg
2948	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2949		3329
2950	my @reply;
2951
2952	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
2953	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2954	}	3348	}
2955
2956	$ns->ext_reply ($reply, @reply)
2957	if $reply;
2958
2959	} else {	3349	} else {
2960	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2961	}	3351	}
2962		3352
2963	cf::override;	3353	cf::override;
2964	},	3354	},
2965	);	3355	);
…		…
2985		3375
2986	$coro	3376	$coro
2987	}	3377	}
2988		3378
2989	cf::client->attach (	3379	cf::client->attach (
2990	on_destroy => sub {	3380	on_client_destroy => sub {
2991	my ($ns) = @_;	3381	my ($ns) = @_;
2992		3382
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3384	},
2995	);	3385	);
…		…
3011	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3012		3402
3013	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3014		3404
3015	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3018	sort time	3408	sort time
3019	));	3409	));
3020		3410
3021	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3024		3414
3025	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3026		3416
3027	cf::object	3417	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3418	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3419	insert remove name archname title slaying race decrease split
		3420	value
3030		3421
3031	cf::object::player	3422	cf::object::player
3032	player	3423	player
3033		3424
3034	cf::player	3425	cf::player
…		…
3039		3430
3040	=cut	3431	=cut
3041		3432
3042	for (	3433	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3049	) {	3440	) {
3050	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3053	for @funs;	3443	for @funs;
3054	}	3444	}
3055		3445
…		…
3070		3460
3071	my $qcode = $code;	3461	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3074		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3075	local $_;	3468	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3469
3078	my $eval =	3470	my $eval =
3079	"do {\n"	3471	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3474	. $code
3083	. "\n}"	3475	. "\n}"
3084	;	3476	;
3085		3477
		3478	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3089		3487
3090	if ($@) {	3488	if ($@) {
3091	warn "$@";	3489	warn "$@",
3092	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3093	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3094	}	3492	}
3095		3493
3096	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3097	}	3495	}
3098		3496
…		…
3112	=cut	3510	=cut
3113		3511
3114	sub register_script_function {	3512	sub register_script_function {
3115	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3116		3514
3117	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3119	}	3517	}
3120		3518
3121	=back	3519	=back
3122		3520
3123	=cut	3521	=cut
3124		3522
3125	#############################################################################	3523	#############################################################################
3126	# the server's init and main functions	3524	# the server's init and main functions
3127		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_chksum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3128	sub load_facedata($) {	3603	sub load_facedata($) {
3129	my ($path) = @_;	3604	my ($path) = @_;
3130		3605
3131	# HACK to clear player env face cache, we need some signal framework
3132	# for this (global event?)
3133	%ext::player_env::MUSIC_FACE_CACHE = ();
3134
3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3136		3607
3137	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3138		3609
3139	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3140	0 < aio_load $path, $facedata
3141	or die "$path: $!";
3142
3143	$facedata = Coro::Storable::thaw $facedata;
3144		3611
3145	$facedata->{version} == 2	3612	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3147		3614
3148	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3149	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3150	type => FT_RSRC,	3617
3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3152	};	3619
3153	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3154		3623
3155	{	3624	{
3156	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3157		3626
3158	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3630
3161	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3165		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3166	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3167	}	3638	}
3168		3639
3169	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3170	next unless $info->{smooth};	3641	next unless $info->{smooth};
3171		3642
…		…
3174		3645
3175	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3176	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3178	} else {	3649	} else {
3179	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3180	}	3651	}
3181
3182	cf::cede_to_tick;
3183	}	3652	}
3184	}	3653	}
3185		3654
3186	{	3655	{
3187	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3188		3657
3189	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3190	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3191	cf::cede_to_tick;
3192	}	3660	}
3193		3661
3194	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3195	}	3663	}
3196		3664
3197	{	3665	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3201		3667
3202	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3672
3207	if ($info->{type} & 1) {
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3222	} else {	3679	} else {
3223	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3224	}	3681	}
3225
3226	cf::cede_to_tick;
3227	}	3682	}
3228	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3229		3694
3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3231		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3232	1	3699	1
3233	}	3700	}
3234
3235	cf::global->attach (on_resource_update => sub {
3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3238
3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3240	my $sound = $soundconf->{compat}[$_]
3241	or next;
3242
3243	my $face = cf::face::find "sound/$sound->[1]";
3244	cf::sound::set $sound->[0] => $face;
3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3246	}
3247
3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
3249	my $face = cf::face::find "sound/$v";
3250	cf::sound::set $k => $face;
3251	}
3252	}
3253	});
3254		3701
3255	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3256	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3257		3704
3258	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3706	$ns->fx_want ($k, $v);
3260	}	3707	}
3261	};	3708	};
		3709
		3710	sub load_resource_file($) {
		3711	my $guard = lock_acquire "load_resource_file";
		3712
		3713	my $status = load_resource_file_ $_[0];
		3714	get_slot 0.1, 100;
		3715	cf::arch::commit_load;
		3716
		3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
		3732	}
3262		3733
3263	sub reload_regions {	3734	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3736	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3737	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3273	if exists $_->{match};	3744	if exists $_->{match};
3274	}	3745	}
3275	}	3746	}
3276		3747
3277	sub reload_facedata {	3748	sub reload_facedata {
3278	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3279	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3280	}	3751	}
3281		3752
3282	sub reload_archetypes {	3753	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references	3756
3286	# this really needs to be done in an extra post-pass	3757	cf::face::set
3287	# (which needs to be synchronous, so solve it differently)	3758	"res/skill_info" => FT_RSRC,
3288	load_resource_file "$DATADIR/archetypes"	3759	JSON::XS->new->utf8->canonical->encode (
3289	or die "unable to load archetypes\n";	3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3290	}	3768	}
3291		3769
3292	sub reload_treasures {	3770	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3295	}	3773	}
3296		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3297	sub reload_resources {	3795	sub reload_resources {
3298	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3299		3797
		3798	reload_materials;
		3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
		3802	reload_archetypes;
3300	reload_regions;	3803	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3804	reload_treasures;
3305		3805
3306	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3807	}
3312		3808
3313	sub reload_config {	3809	sub reload_config {
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3315	or return;
3316		3811
3317	local $/;	3812	my $config = load_file "$CONFDIR/config";
3318	*CFG = YAML::Syck::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3319		3815
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3817
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3324		3820
3325	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3329	};	3825	};
3330	warn $@ if $@;	3826	warn $@ if $@;
3331	}	3827	}
3332	}	3828	}
3333		3829
		3830	sub pidfile() {
		3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3832	or die "$PIDFILE: $!";
		3833	flock $fh, &Fcntl::LOCK_EX
		3834	or die "$PIDFILE: flock: $!";
		3835	$fh
		3836	}
		3837
		3838	# make sure only one server instance is running at any one time
		3839	sub atomic {
		3840	my $fh = pidfile;
		3841
		3842	my $pid = <$fh>;
		3843	kill 9, $pid if $pid > 0;
		3844
		3845	seek $fh, 0, 0;
		3846	print $fh $$;
		3847	}
		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3334	sub main {	3858	sub main {
		3859	cf::init_globals; # initialise logging
		3860
		3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3865
		3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3867
3335	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3871	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3342	};	3875	};
3343		3876
		3877	evthread_start IO::AIO::poll_fileno;
		3878
		3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
		3890	reload_resources;
3344	reload_config;	3891	reload_config;
3345	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3346	load_extensions;	3901	load_extensions;
3347		3902
3348	$TICK_WATCHER->start;	3903	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3904
3350	EV::loop;	3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
		3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3908
		3909	cf::_post_init 0;
		3910	};
		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3351	}	3920	}
3352		3921
3353	#############################################################################	3922	#############################################################################
3354	# initialisation and cleanup	3923	# initialisation and cleanup
3355		3924
3356	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3357	BEGIN {	3926	BEGIN {
3358	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3362	};	3931	};
3363	}	3932	}
3364	}	3933	}
3365		3934
3366	sub write_runtime {	3935	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	3936	my $t0 = AE::time;
3368		3937
3369	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3371		3940
3372	IO::AIO::aio_utime $runtime, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3942
3374	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3375		3944
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	3946	or return;
3378		3947
3379	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3960	aio_utime $fh, undef, undef;
3392		3961
3393	close $fh	3962	close $fh
3394	or return;	3963	or return;
3395		3964
3396	aio_rename "$runtime~", $runtime	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3966	and return;
3398		3967
3399	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		3969
3401	1	3970	1
		3971	}
		3972
		3973	our $uuid_lock;
		3974	our $uuid_skip;
		3975
		3976	sub write_uuid_sync($) {
		3977	$uuid_skip ||= $_[0];
		3978
		3979	return if $uuid_lock;
		3980	local $uuid_lock = 1;
		3981
		3982	my $uuid = "$LOCALDIR/uuid";
		3983
		3984	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3985	or return;
		3986
		3987	my $value = uuid_seq uuid_cur;
		3988
		3989	unless ($value) {
		3990	info "cowardly refusing to write zero uuid value!\n";
		3991	return;
		3992	}
		3993
		3994	my $value = uuid_str $value + $uuid_skip;
		3995	$uuid_skip = 0;
		3996
		3997	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3998	and return;
		3999
		4000	# always fsync - this file is important
		4001	aio_fsync $fh
		4002	and return;
		4003
		4004	close $fh
		4005	or return;
		4006
		4007	aio_rename "$uuid~", $uuid
		4008	and return;
		4009
		4010	trace "uuid file written ($value).\n";
		4011
		4012	1
		4013
		4014	}
		4015
		4016	sub write_uuid($$) {
		4017	my ($skip, $sync) = @_;
		4018
		4019	$sync ? write_uuid_sync $skip
		4020	: async { write_uuid_sync $skip };
3402	}	4021	}
3403		4022
3404	sub emergency_save() {	4023	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3406		4025
3407	warn "enter emergency perl save\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3408		4032
3409	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3410	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	4042	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	4044	$pl->save;
3419	}	4045	}
3420	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3421		4047
3422	warn "begin emergency map save\n";	4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
		4050	info "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	4053	$map->valid or next;
3426	$map->save;	4054	$map->save;
3427	}	4055	}
3428	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3429		4057
3430	warn "begin emergency database checkpoint\n";	4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
		4060	info "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
		4063
		4064	info "emergency_perl_save: begin write uuid\n";
		4065	write_uuid_sync 1;
		4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3433	};	4086	};
3434		4087
3435	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3436	}	4089	}
3437		4090
3438	sub post_cleanup {	4091	sub post_cleanup {
3439	my ($make_core) = @_;	4092	my ($make_core) = @_;
3440		4093
		4094	IO::AIO::flush;
		4095
3441	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	4097	if $make_core;
		4098
		4099	my $fh = pidfile;
		4100	unlink $PIDFILE if <$fh> == $$;
		4101	}
		4102
		4103	# a safer delete_package, copied from Symbol
		4104	sub clear_package($) {
		4105	my $pkg = shift;
		4106
		4107	# expand to full symbol table name if needed
		4108	unless ($pkg =~ /^main::.*::$/) {
		4109	$pkg = "main$pkg" if $pkg =~ /^::/;
		4110	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4111	$pkg .= '::' unless $pkg =~ /::$/;
		4112	}
		4113
		4114	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4115	my $stem_symtab = *{$stem}{HASH};
		4116
		4117	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4118	or return;
		4119
		4120	# clear all symbols
		4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4122	for my $name (keys %$leaf_symtab) {
		4123	_gv_clear *{"$pkg$name"};
		4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4125	}
3443	}	4126	}
3444		4127
3445	sub do_reload_perl() {	4128	sub do_reload_perl() {
3446	# can/must only be called in main	4129	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3448	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3449	return;	4132	return;
3450	}	4133	}
3451		4134
3452	warn "reloading...";	4135	return if $RELOAD++;
3453		4136
3454	warn "entering sync_job";	4137	my $t1 = AE::time;
3455		4138
		4139	while ($RELOAD) {
		4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
		4142
		4143	trace "perl_reload: entering sync_job";
		4144
3456	cf::sync_job {	4145	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark
3458	cf::emergency_save;	4146	#cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark
3460		4147
3461	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;
3463
3464	# if anything goes wrong in here, we should simply crash as we already saved
3465
3466	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;
3472	warn "iterate...";
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();	4150	%EXT_CORO = ();
3480		4151
3481	warn "removing commands";	4152	trace "perl_reload: removing commands";
3482	%COMMAND = ();	4153	%COMMAND = ();
3483		4154
3484	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3485	%EXTCMD = ();	4156	%EXTCMD = ();
3486	%EXTICMD = ();	4157	%EXTICMD = ();
3487		4158
3488	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3491		4162
3492	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3493	eval {	4164	eval {
3494	$cb->($pkg);	4165	$cb->($pkg);
3495	1	4166	1
3496	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
		4168	}
		4169
		4170	trace "... clearing $pkg";
		4171	clear_package $pkg;
3497	}	4172	}
3498		4173
3499	warn "... nuking $pkg";
3500	Symbol::delete_package $pkg;
3501	}
3502
3503	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3504	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		4177
3507	warn "... unloading $k";	4178	trace "... unloading $k";
3508	delete $INC{$k};	4179	delete $INC{$k};
3509		4180
3510	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3512		4183
3513	if (my $cb = $k->can ("unload_module")) {	4184	if (my $cb = $k->can ("unload_module")) {
3514	$cb->();	4185	$cb->();
		4186	}
		4187
		4188	clear_package $k;
3515	}	4189	}
3516		4190
3517	Symbol::delete_package $k;
3518	}
3519
3520	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	4192	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		4194
3524	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		4198
3528	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3529	# and global variables created in xs	4200	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3531		4202
3532	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3533		4204
3534	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3535	require cf;	4206	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3537		4208
3538	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3539	cf::reload_config;	4210	cf::reload_config;
3540		4211
3541	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3542	cf::load_extensions;	4213	cf::load_extensions;
3543		4214
		4215	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3547	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3550		4223
3551	warn "leaving sync_job";	4224	cf::_post_init 1;
3552		4225
		4226	trace "perl_reload: leaving sync_job";
		4227
3553	1	4228	1
3554	} or do {	4229	} or do {
3555	warn $@;	4230	error $@;
3556	warn "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3557	exit 1;	4232	};
		4233
		4234	--$RELOAD;
3558	};	4235	}
3559		4236
3560	warn "reloaded";	4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3561	};	4239	};
3562		4240
3563	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3564		4242
3565	sub reload_perl() {	4243	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3568		4246
		4247	$RELOAD_WATCHER ||= cf::async {
		4248	Coro::AIO::aio_wait cache_extensions;
		4249
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4251	do_reload_perl;
3570	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3571	do_reload_perl;	4253	};
3572	};	4254	};
3573	}	4255	}
3574		4256
3575	register_command "reload" => sub {	4257	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
…		…
3582	reload_perl;	4264	reload_perl;
3583	};	4265	};
3584	}	4266	}
3585	};	4267	};
3586		4268
3587	unshift @INC, $LIBDIR;	4269	#############################################################################
3588		4270
3589	my $bug_warning = 0;	4271	my $bug_warning = 0;
3590		4272
3591	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;
3593
3594	sub wait_for_tick {	4273	sub wait_for_tick() {
3595	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3596	return if $Coro::current == $Coro::main;
3597		4275
3598	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3599	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;
3601	}	4277	}
3602		4278
3603	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3604	return unless $TICK_WATCHER->is_active;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3605	return if $Coro::current == $Coro::main;
3606		4281
3607	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	4284	$signal->wait;
3610	}	4285	}
3611		4286
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4287	sub tick {
3613	if ($Coro::current != $Coro::main) {	4288	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3616	return;	4291	return;
3617	}	4292	}
3618		4293
3619	$NOW = $tick_start = EV::now;	4294	cf::one_tick; # one server iteration
3620		4295
3621	cf::server_tick; # one server iteration	4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		4297
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	4300	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4302	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3632	};	4304	};
3633	}	4305	}
3634		4306
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3636	$sig->send;	4308	$sig->send;
3637	}	4309	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3639	$sig->send;
3640	}
3641		4311
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4314
3645	_post_tick;	4315	if (0) {
3646	};	4316	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	4317	my $jitter = $TICK_START - $NEXT_TICK;
		4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4319	debug "jitter $JITTER\n";#d#
		4320	}
		4321	}
		4322	}
3648		4323
3649	{	4324	{
3650	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3651		4327
3652	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3655		4331
3656	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4336	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4337	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4338	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4339
3663	cf::sync_job {	4340	cf::sync_job {
3664	eval {	4341	eval {
…		…
3683	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3684	};	4361	};
3685	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3686	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3687	};	4364	};
		4365
		4366	info "database initialised";
3688	}	4367	}
3689		4368
3690	{	4369	{
3691	# configure IO::AIO	4370	# configure IO::AIO
3692		4371
		4372	info "initialising aio";
3693	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3696	}	4377	}
3697		4378
3698	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3699		4381
3700	sub _log_backtrace {	4382	sub _log_backtrace {
3701	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3702		4384
3703	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3704		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3705	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3707	++$_log_backtrace;	4393	++$_log_backtrace;
		4394	my $perl_bt = Carp::longmess $msg;
3708	async {	4395	async {
3709	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3710		4397
3711	my @bt = fork_call {	4398	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4399	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4410	}
3724		4411
3725	@funcs	4412	@funcs
3726	};	4413	};
3727		4414
3728	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $perl_bt\n";
		4416	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4418	--$_log_backtrace;
3731	};	4419	};
3732	} else {	4420	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3735	}	4423	}
3736	}	4424	}
3737		4425
3738	# load additional modules	4426	# load additional modules
3739	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3740		4429
3741	END { cf::emergency_save }	4430	END { cf::emergency_save }
3742		4431
3743	1	4432	1
3744		4433

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