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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.410 by root, Tue Jan 15 12:02:24 2008 UTC vs.
Revision 1.613 by root, Mon Nov 26 13:12:16 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 ();	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	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		81
46	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;
47		85
48	our %COMMAND = ();	86	our %COMMAND = ();
49	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
50		88
51	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
53	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
56		96
57	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
59		101
60	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
61	our $DATADIR = datadir;	104	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
65	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
71	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;
72		125
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	128	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		130
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	134	our $DB_ENV;
85		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
86	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
87		140
88	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
90	our $NOW;	144	our $NOW;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	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.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	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
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
172		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	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
176	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
177	that call.	282	that call.
178		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
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$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;
191		307
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}
195		310
196	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
198		313
199	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	318	return;#d#
202	}#d#	319	}#d#
203		320
204	# kill coroutine otherwise	321	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	322	Coro::terminate
207	};	323	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		324
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	335	for my $pkg (qw(
222	cf::global cf::attachable	336	cf::global cf::attachable
223	cf::object cf::object::player	337	cf::object cf::object::player
224	cf::client cf::player	338	cf::client cf::player
225	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
226	cf::map cf::party cf::region	341	cf::party cf::region
227	)) {	342	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	344	}
231		345
232	$EV::DIED = sub {	346	$EV::DIED = sub {
233	warn "error in event callback: @_";	347	warn "error in event callback: $@";
234	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
235		354
236	#############################################################################	355	#############################################################################
237		356
238	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
239		358
…		…
260	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
261	$d	380	$d
262	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
263	}	382	}
264		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
265	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
266		437
267	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
268		439
269	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		447
277	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
279		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
280	=item cf::lock_wait $string	513	=item cf::lock_wait $string
281		514
282	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
283		516
284	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
285		518
286	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
287	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,
288	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
289	returned.	522	returned.
290		523
291	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
292	deadlocked coro.	525	deadlocked coro.
…		…
298		531
299	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.
300		533
301	=cut	534	=cut
302		535
303	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		537
306	sub lock_wait($) {	538	sub lock_wait($) {
307	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	540	}
320		541
321	sub lock_acquire($) {	542	sub lock_acquire($) {
322	my ($key) = @_;	543	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	544	}
336		545
337	sub lock_active($) {	546	sub lock_active($) {
338	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	548	}
342		549
343	sub freeze_mainloop {	550	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
345		552
346	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	554	}
352		555
353	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
354		557
355	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
356	get spread over timer.	559	get spread over time.
357		560
358	=cut	561	=cut
359		562
360	sub periodic($$) {	563	sub periodic($$) {
361	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
365	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
366	}	569	}
367		570
368	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
369		572
370	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
371	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
372	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
373		580
374	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
375	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
376		583
377	Useful for short background jobs.	584	Useful for short background jobs.
378		585
379	=cut	586	=cut
380		587
381	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
382	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
383		591
384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
385	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
386	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
387		595
388	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
389		598
390	while () {	599	while () {
391	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
392	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
393	if ($avail > 0.01) {	605
394	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
395	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
396	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
397	$job->[2]->send;	610	$job->[2]->send;
398	Coro::cede;
399	goto next_job;	611	goto next_job;
400	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
401	}	614	}
402	}	615	}
403		616
404	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
405	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
406	push @cf::WAIT_FOR_TICK, $signal;
407	$signal->wait;
408	} else {	619	} else {
		620	$busy = 0;
409	Coro::schedule;	621	Coro::schedule;
410	}	622	}
411	}	623	}
412	};	624	};
413		625
414	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
415	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
416		630
417	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
418	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
419		634
420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
422	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
448	=cut	663	=cut
449		664
450	sub sync_job(&) {	665	sub sync_job(&) {
451	my ($job) = @_;	666	my ($job) = @_;
452		667
453	if ($Coro::current == $Coro::main) {	668	if (in_main) {
454	my $time = EV::time;	669	my $time = AE::time;
455		670
456	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
458		673
459	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
460		675
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
464		677
465	my $busy = 1;	678	my $busy = 1;
466	my @res;	679	my @res;
467		680
468	(async {	681	(async {
469	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
470	@res = eval { $job->() };	683	@res = eval { $job->() };
471	warn $@ if $@;	684	error $@ if $@;
472	undef $busy;	685	undef $busy;
473	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
474		687
475	while ($busy) {	688	while ($busy) {
476	if (Coro::nready) {	689	if (Coro::nready) {
…		…
478	} else {	691	} else {
479	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
480	}	693	}
481	}	694	}
482		695
483	$time = EV::time - $time;	696	my $time = AE::time - $time;
484		697
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
489		699
490	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
491	} else {	701	} else {
492	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
493		703
…		…
513	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
514		724
515	$coro	725	$coro
516	}	726	}
517		727
518	=item fork_call { }, $args	728	=item fork_call { }, @args
519		729
520	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
521	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
522	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
523	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
524		734
525	=cut	735	=cut
526		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
527	sub fork_call(&@) {	741	sub fork_call(&@) {
528	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
529		743
530	# we seemingly have to make a local copy of the whole thing,
531	# otherwise perl prematurely frees the stuff :/
532	# TODO: investigate and fix (likely this will be rather laborious)
533
534	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
535	reset_signals;	745	cf::post_fork;
536	&$cb	746	&$cb
537	}, @args;	747	} @args;
538		748
539	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
540	}	788	}
541		789
542	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
543		791
544	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
554	within each server.	802	within each server.
555		803
556	=cut	804	=cut
557		805
558	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
559	my ($name) = @_;	810	my ($name) = @_;
560	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
561		812
562	eval {	813	eval {
563	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
573	}	824	}
574		825
575	our $DB;	826	our $DB;
576		827
577	sub db_init {	828	sub db_init {
578	cf::sync_job {
579	$DB ||= db_table "db";	829	$DB ||= db_table "db";
580	};
581	}	830	}
582		831
583	sub db_get($$) {	832	sub db_get($$) {
584	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
585		834
586	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
587	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
588		839
589	$! ? ()	840	$! ? ()
590	: $data	841	: $data
591	}
592	}	842	}
593		843
594	sub db_put($$$) {	844	sub db_put($$$) {
595	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
596	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
624		874
625	my @data;	875	my @data;
626	my $md5;	876	my $md5;
627		877
628	for (0 .. $#$src) {	878	for (0 .. $#$src) {
629	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
630	or Carp::croak "$src->[$_]: $!";
631	}	880	}
632		881
633	# if processing is expensive, check	882	# if processing is expensive, check
634	# checksum first	883	# checksum first
635	if (1) {	884	if (1) {
…		…
648		897
649	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
650	}	899	}
651	}	900	}
652		901
653	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
654	my $data = $process->(\@data);	903	my $data = $process->(\@data);
655	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
656		905
657	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
658		907
659	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
660	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
661	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
662		911
…		…
672		921
673	=cut	922	=cut
674		923
675	sub datalog($@) {	924	sub datalog($@) {
676	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
677	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
678	}	927	}
679		928
680	=back	929	=back
681		930
682	=cut	931	=cut
683		932
684	#############################################################################	933	#############################################################################
685		934
686	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
687		936
688	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
689	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")
690	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
691		940
692	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>
693	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
…		…
743	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
744		993
745	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
747		996
748	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
749	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.
750		999
751	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
752		1001
753	=over 4	1002	=over 4
…		…
877		1126
878	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
879	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
880		1129
881	} elsif (ref $type) {	1130	} elsif (ref $type) {
882	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
883		1132
884	} else {	1133	} else {
885	shift @arg;	1134	shift @arg;
886	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
887	}	1136	}
888	}	1137	}
889	}	1138	}
890		1139
891	sub _object_attach {	1140	sub _object_attach {
…		…
901	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
902	}	1151	}
903		1152
904	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
905	} else {	1154	} else {
906	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
907	}	1156	}
908		1157
909	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
910	}	1159	}
911		1160
…		…
970		1219
971	for (@$callbacks) {	1220	for (@$callbacks) {
972	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
973		1222
974	if ($@) {	1223	if ($@) {
975	warn "$@";
976	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
977	override;	1225	override;
978	}	1226	}
979		1227
980	return 1 if $override;	1228	return 1 if $override;
981	}	1229	}
…		…
1044		1292
1045	sub reattach {	1293	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1295	my ($obj) = @_;
1048		1296
		1297	# no longer needed after getting rid of delete_package?
1049	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
1050		1299
1051	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1052		1301
1053	@$registry = ();	1302	@$registry = ();
1054		1303
…		…
1059	for (@$attach) {	1308	for (@$attach) {
1060	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1061	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1062	}	1311	}
1063	} else {	1312	} else {
1064	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1065	}	1314	}
1066	}	1315	}
1067	}	1316	}
1068		1317
1069	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1096	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1097		1346
1098	sync_job {	1347	sync_job {
1099	if (length $$rdata) {	1348	if (length $$rdata) {
1100	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1103		1353
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	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	}
1108	close $fh;	1361	aio_close $fh;
1109		1362
1110	if (@$objs) {	1363	if (@$objs) {
1111	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) {
1112	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1115	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	}
1116	close $fh;	1372	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1374	}
1119	} else {	1375	} else {
1120	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1121	}	1377	}
1122		1378
1123	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1383	} else {
1125	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1126	}	1385	}
1127	} else {	1386	} else {
1128	aio_unlink $filename;	1387	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1130	}	1389	}
…		…
1154	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1155	$av = $st->{objs};	1414	$av = $st->{objs};
1156	}	1415	}
1157		1416
1158	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1159	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1160	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1161		1421
1162	($data, $av)	1422	($data, $av)
1163	}	1423	}
1164		1424
1165	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1169	=cut	1429	=cut
1170		1430
1171	#############################################################################	1431	#############################################################################
1172	# command handling &c	1432	# command handling &c
1173		1433
1174	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1175		1435
1176	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
1177	$name.	1437	$name.
1178		1438
1179	=cut	1439	=cut
…		…
1185	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1186		1446
1187	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1188	}	1448	}
1189		1449
1190	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1191		1451
1192	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1193	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
1194	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
1195	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
1196	has logged in successfully.	1456	has logged in successfully.
1197		1457
1198	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1199	called.
1200		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
1201	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1202		1466
1203	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1204	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
1205	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
1206	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
1207	log-in.	1471	log-in.
1208		1472
1209	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1210	called.
1211		1474
1212	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1213		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1214	sub register_extcmd {	1482	sub register_extcmd($$) {
1215	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1216		1484
1217	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1218	}	1486	}
1219		1487
1220	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1221	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1222		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1223	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1224	}	1498	}
1225		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1226	cf::player->attach (	1508	cf::player->attach (
1227	on_command => sub {	1509	on_unknown_command => sub {
1228	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1229		1511
1230	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1231	or return;	1513	or return;
1232		1514
…		…
1240	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1241		1523
1242	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1243		1525
1244	if (ref $msg) {	1526	if (ref $msg) {
1245	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1246	"ARRAY" eq ref $msg
1247	? @$msg
1248	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1249		1528
1250	my @reply;
1251
1252	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}) {
1253	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1254	}	1547	}
1255		1548
1256	$pl->ext_reply ($reply, @reply)
1257	if $reply;
1258
1259	} else {	1549	} else {
1260	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1261	}	1551	}
1262		1552
1263	cf::override;	1553	cf::override;
1264	},	1554	},
1265	);	1555	);
1266		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
1267	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1268	cf::sync_job {	1586	cf::sync_job {
1269	my %todo;	1587	my %todo;
1270		1588
1271	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1272	next unless -r $path;	1590	next unless -r $path;
…		…
1290		1608
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1611
1294	$ext{source} =	1612	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1296	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1297	. $source	1615	. $source
1298	. "\n};\n1";	1616	. "\n};\n1";
1299		1617
1300	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1301	}	1619	}
1302		1620
		1621	my $pass = 0;
1303	my %done;	1622	my %done;
1304	while (%todo) {	1623	while (%todo) {
1305	my $progress;	1624	my $progress;
1306		1625
		1626	++$pass;
		1627
		1628	ext:
1307	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1308	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1309	goto skip	1631	next ext
1310	unless exists $done{$_};	1632	unless exists $done{$_};
1311	}	1633	}
1312		1634
1313	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1314		1636
1315	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 $@) {
1316	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1317	: "$v->{base}: extension inactive.\n";
1318		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1319	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1320	warn $msg;	1653
1321	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1322	exit 1;	1655	delete $todo{$k};
1323	}	1656	} else {
1324		1657	$done{$k} = delete $todo{$k};
1325	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1326	}	1663	}
1327
1328	$done{$k} = delete $todo{$k};
1329	push @EXTS, $v->{pkg};
1330	$progress = 1;
1331	}	1664	}
1332		1665
1333	skip:	1666	unless ($progress) {
1334	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1335	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1336	}	1676	}
1337	};	1677	};
1338	}	1678	}
1339		1679
1340	#############################################################################	1680	#############################################################################
1341		1681
1342	=back	1682	=back
1343		1683
1344	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1345		1685
1346	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1347		1687
1348	=cut	1688	=cut
1349		1689
1350	package cf::player;	1690	package cf::player;
1351		1691
…		…
1394		1734
1395	sub exists($) {	1735	sub exists($) {
1396	my ($login) = @_;	1736	my ($login) = @_;
1397		1737
1398	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1399	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1400	}	1740	}
1401		1741
1402	sub find($) {	1742	sub find($) {
1403	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1404	my $login = $_[0];	1744	my $login = $_[0];
…		…
1416	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1417	or return;	1757	or return;
1418		1758
1419	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1420	or return;	1760	or return;
		1761
1421	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1422	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1423	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1424	}	1765	}
1425	}	1766	}
1426	}	1767	}
1427		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1428	sub save($) {	1782	sub save($) {
1429	my ($pl) = @_;	1783	my ($pl) = @_;
1430		1784
1431	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1432		1786
…		…
1435		1789
1436	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1437		1791
1438	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1439	$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];
1440		1799
1441	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1442	cf::cede_to_tick;	1801	cf::cede_to_tick;
1443	}	1802	}
1444		1803
…		…
1476	my ($pl) = @_;	1835	my ($pl) = @_;
1477		1836
1478	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1479		1838
1480	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1481	$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
1482		1841
1483	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1484	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1485	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1486	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1487		1850
1488	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1489	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1490	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1528		1891
1529	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1530	my $path = path $login;	1893	my $path = path $login;
1531		1894
1532	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1533	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1534	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1535	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1536	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1537	}	1901	}
1538		1902
…		…
1542		1906
1543	\@logins	1907	\@logins
1544	}	1908	}
1545		1909
1546	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1547		1913
1548	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1549	player. May block.	1915	player. May block.
1550		1916
1551	=cut	1917	=cut
…		…
1569	}	1935	}
1570		1936
1571	\@paths	1937	\@paths
1572	}	1938	}
1573		1939
1574	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1575		1941
1576	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1577
1578	=cut
1579
1580	use re 'eval';
1581
1582	my $group;
1583	my $interior; $interior = qr{
1584	# match a pod interior sequence sans C<< >>
1585	(?:
1586	\ (.*?)\ (?{ $group = $^N })
1587	| < (??{$interior}) >
1588	)
1589	}x;
1590
1591	sub expand_cfpod {
1592	my ($self, $pod) = @_;
1593
1594	my $xml;
1595
1596	while () {
1597	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1598	$group = $1;
1599
1600	$group =~ s/&/&amp;/g;
1601	$group =~ s/</&lt;/g;
1602
1603	$xml .= $group;
1604	} elsif ($pod =~ m%\G
1605	([BCGHITU])
1606	<
1607	(?:
1608	([^<>]*) (?{ $group = $^N })
1609	| < $interior >
1610	)
1611	>
1612	%gcsx
1613	) {
1614	my ($code, $data) = ($1, $group);
1615
1616	if ($code eq "B") {
1617	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1618	} elsif ($code eq "I") {
1619	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1620	} elsif ($code eq "U") {
1621	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1622	} elsif ($code eq "C") {
1623	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1624	} elsif ($code eq "T") {
1625	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1626	} elsif ($code eq "G") {
1627	my ($male, $female) = split /\|/, $data;
1628	$data = $self->gender ? $female : $male;
1629	$xml .= expand_cfpod ($self, $data);
1630	} elsif ($code eq "H") {
1631	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1632	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1633	"")
1634	[$self->{hintmode}];
1635	} else {
1636	$xml .= "error processing '$code($data)' directive";
1637	}
1638	} else {
1639	if ($pod =~ /\G(.+)/) {
1640	warn "parse error while expanding $pod (at $1)";
1641	}
1642	last;
1643	}
1644	}
1645
1646	for ($xml) {
1647	# create single paragraphs (very hackish)
1648	s/(?<=\S)\n(?=\w)/ /g;
1649
1650	# compress some whitespace
1651	s/\s+\n/\n/g; # ws line-ends
1652	s/\n\n+/\n/g; # double lines
1653	s/^\n+//; # beginning lines
1654	s/\n+$//; # ending lines
1655	}
1656
1657	$xml
1658	}
1659
1660	no re 'eval';
1661
1662	sub hintmode {
1663	$_[0]{hintmode} = $_[1] if @_ > 1;
1664	$_[0]{hintmode}
1665	}
1666
1667	=item $player->ext_reply ($msgid, @msg)
1668
1669	Sends an ext reply to the player.
1670
1671	=cut
1672
1673	sub ext_reply($$@) {
1674	my ($self, $id, @msg) = @_;
1675
1676	$self->ns->ext_reply ($id, @msg)
1677	}
1678		1943
1679	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1680		1945
1681	Sends an ext event to the client.	1946	Sends an ext event to the client.
1682		1947
…		…
1702		1967
1703	=cut	1968	=cut
1704		1969
1705	sub find_by_path($) {	1970	sub find_by_path($) {
1706	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1707		1974
1708	my ($match, $specificity);	1975	my ($match, $specificity);
1709		1976
1710	for my $region (list) {	1977	for my $region (list) {
1711	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1737	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1738	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1739		2006
1740	sub generate_random_map {	2007	sub generate_random_map {
1741	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1742	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1743	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1744	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1745	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1746	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1747	$rmp->{exit_on_final_map},
1748	$rmp->{xsize}, $rmp->{ysize},
1749	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1750	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1751	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1752	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1753	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1754	(cf::region::find $rmp->{region}), $rmp->{custom}
1755	)
1756	}	2013	}
1757		2014
1758	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1759		2016
1760	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
…		…
1765		2022
1766	sub register {	2023	sub register {
1767	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1768	my $pkg = caller;	2025	my $pkg = caller;
1769		2026
1770	no strict;
1771	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1772		2028
1773	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1774	}	2030	}
1775		2031
1776	# also paths starting with '/'	2032	# also paths starting with '/'
1777	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1778		2034
1779	sub thawer_merge {	2035	sub thawer_merge {
1780	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1781		2037
1782	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1787	}	2043	}
1788		2044
1789	sub normalise {	2045	sub normalise {
1790	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1791		2047
1792	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1793		2049
1794	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1795		2051
1796	# map plan:	2052	# map plan:
1797	#	2053	#
…		…
1812	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1813	$path = "$base/$path";	2069	$path = "$base/$path";
1814	}	2070	}
1815		2071
1816	for ($path) {	2072	for ($path) {
1817	redo if s{//}{/};
1818	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1819	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1820	}	2075	}
1821		2076
1822	$path	2077	$path
…		…
1836	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1837	return $self;	2092	return $self;
1838	}	2093	}
1839	}	2094	}
1840		2095
1841	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1842	()	2097	()
1843	}	2098	}
1844		2099
		2100	# may re-bless or do other evil things
1845	sub init {	2101	sub init {
1846	my ($self) = @_;	2102	my ($self) = @_;
1847		2103
1848	$self	2104	$self
1849	}	2105	}
…		…
1868		2124
1869	# the temporary/swap location	2125	# the temporary/swap location
1870	sub save_path {	2126	sub save_path {
1871	my ($self) = @_;	2127	my ($self) = @_;
1872		2128
1873	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1874	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1875	}	2131	}
1876		2132
1877	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1878	sub uniq_path {	2134	sub uniq_path {
1879	my ($self) = @_;	2135	my ($self) = @_;
1880		2136
1881	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1882	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1883	}
1884
1885	# and all this just because we cannot iterate over
1886	# all maps in C++...
1887	sub change_all_map_light {
1888	my ($change) = @_;
1889
1890	$_->change_map_light ($change)
1891	for grep $_->outdoor, values %cf::MAP;
1892	}	2139	}
1893		2140
1894	sub decay_objects {	2141	sub decay_objects {
1895	my ($self) = @_;	2142	my ($self) = @_;
1896		2143
…		…
1923	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1924		2171
1925	1	2172	1
1926	}	2173	}
1927		2174
		2175	# used to laod the header of an original map
1928	sub load_header_orig {	2176	sub load_header_orig {
1929	my ($self) = @_;	2177	my ($self) = @_;
1930		2178
1931	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1932	}	2180	}
1933		2181
		2182	# used to laod the header of an instantiated map
1934	sub load_header_temp {	2183	sub load_header_temp {
1935	my ($self) = @_;	2184	my ($self) = @_;
1936		2185
1937	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1938	}	2187	}
1939		2188
		2189	# called after loading the header from an instantiated map
1940	sub prepare_temp {	2190	sub prepare_temp {
1941	my ($self) = @_;	2191	my ($self) = @_;
1942		2192
1943	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1944	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1945	# safety	2195	# safety
1946	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1947	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1948	}	2198	}
1949		2199
		2200	# called after loading the header from an original map
1950	sub prepare_orig {	2201	sub prepare_orig {
1951	my ($self) = @_;	2202	my ($self) = @_;
1952		2203
1953	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1954	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1978		2229
1979	sub find;	2230	sub find;
1980	sub find {	2231	sub find {
1981	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1982		2233
		2234	cf::cede_to_tick;
		2235
1983	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1984		2237
1985	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1986	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1987		2240
1988	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1989	my $guard1 = cf::lock_acquire "map_find:$path";
1990	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1991
1992	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1993	or return;	2243	or return;
1994		2244
1995	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1996		2246
…		…
1998	or return;	2248	or return;
1999		2249
2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2001	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
2002	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
2003	undef $guard1;	2254	undef $guard1;
2004	undef $guard2;
2005	$map->reset;	2255	$map->reset;
2006	return find $path;	2256	return find $path;
2007	}	2257	}
2008		2258
2009	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2010	}	2260	}
2011	}	2261	}
2012		2262
2013	sub pre_load { }	2263	sub pre_load { }
2014	sub post_load { }	2264	#sub post_load { } # XS
2015		2265
2016	sub load {	2266	sub load {
2017	my ($self) = @_;	2267	my ($self) = @_;
2018		2268
2019	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2022		2272
2023	{	2273	{
2024	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2025		2275
2026	return unless $self->valid;	2276	return unless $self->valid;
2027	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2028
2029	$self->in_memory (cf::MAP_LOADING);
2030		2278
2031	$self->alloc;	2279	$self->alloc;
2032		2280
2033	$self->pre_load;	2281	$self->pre_load;
2034	cf::cede_to_tick;	2282	cf::cede_to_tick;
2035		2283
		2284	if (exists $self->{load_path}) {
2036	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2037	$f->skip_block;	2286	$f->skip_block;
2038	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2039	or return;	2288	or return;
2040		2289
2041	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2042	if delete $self->{load_original};	2291	if delete $self->{load_original};
2043		2292
2044	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2045	utf8::encode $uniq;	2294	utf8::encode $uniq;
2046	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2047	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2048	$self->clear_unique_items;	2297	$self->clear_unique_items;
2049	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2050	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2051	}	2301	}
2052	}	2302	}
2053	}
2054		2303
2055	$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);
2056		2311
2057	cf::cede_to_tick;	2312	cf::cede_to_tick;
2058	# now do the right thing for maps	2313	# now do the right thing for maps
2059	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2060	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2064	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2065	$self->decay_objects;	2320	$self->decay_objects;
2066	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2067	$self->update_buttons;	2322	$self->update_buttons;
2068	cf::cede_to_tick;	2323	cf::cede_to_tick;
2069	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2070	cf::cede_to_tick;
2071	$self->activate;
2072	}	2325	}
2073		2326
2074	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2075	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2076
2077	$self->in_memory (cf::MAP_IN_MEMORY);
2078	}	2329	}
2079		2330
2080	$self->post_load;	2331	$self->post_load;
2081	}
2082		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
2083	sub customise_for {	2339	sub customise_for {
2084	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2085		2341
2086	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2343	if $self->per_player;
…		…
2090	# if $self->per_party;	2346	# if $self->per_party;
2091		2347
2092	$self	2348	$self
2093	}	2349	}
2094		2350
2095	# find and load all maps in the 3x3 area around a map
2096	sub load_neighbours {
2097	my ($map) = @_;
2098
2099	my @neigh; # diagonal neighbours
2100
2101	for (0 .. 3) {
2102	my $neigh = $map->tile_path ($_)
2103	or next;
2104	$neigh = find $neigh, $map
2105	or next;
2106	$neigh->load;
2107
2108	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}
2112
2113	for (grep defined $_->[0], @neigh) {
2114	my ($path, $origin) = @$_;
2115	my $neigh = find $path, $origin
2116	or next;
2117	$neigh->load;
2118	}
2119	}
2120
2121	sub find_sync {	2351	sub find_sync {
2122	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2123		2353
2124	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
2125	}	2359	}
2126		2360
2127	sub do_load_sync {	2361	sub do_load_sync {
2128	my ($map) = @_;	2362	my ($map) = @_;
2129		2363
		2364	# it's a bug to call this from the main context
2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2131	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2132		2367
2133	cf::sync_job { $map->load };	2368	$map->load;
2134	}	2369	}
2135		2370
2136	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2137	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2138		2373
2139	sub find_async {	2374	sub find_async {
2140	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2141		2376
2142	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2143		2378
2144	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2145	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2146	}	2381	}
2147		2382
2148	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2149		2384
2150	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2164	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2165		2400
2166	()	2401	()
2167	}	2402	}
2168		2403
		2404	# common code, used by both ->save and ->swapout
2169	sub save {	2405	sub _save {
2170	my ($self) = @_;	2406	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2407
2174	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2175		2409
2176	return unless $self->dirty;	2410	return unless $self->dirty;
2177		2411
…		…
2186		2420
2187	cf::async {	2421	cf::async {
2188	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2189	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2190	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2191		2427
2192	if ($uniq) {	2428	if ($uniq) {
2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2195	} else {	2431	} else {
2196	$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);
2197	}	2433	}
2198	}	2434	}
2199		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2200	sub swap_out {	2444	sub swap_out {
2201	my ($self) = @_;	2445	my ($self) = @_;
2202		2446
2203	# save first because save cedes
2204	$self->save;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2208	return if $self->players;	2451	return if $self->players;
2209	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
2210	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2211		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
2212	$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};
2213		2503
2214	$self->deactivate;	2504	$self->deactivate;
2215	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2216	$self->clear;	2506	$self->clear;
2217	}
2218
2219	sub reset_at {
2220	my ($self) = @_;
2221
2222	# TODO: safety, remove and allow resettable per-player maps
2223	return 1e99 if $self->{deny_reset};
2224
2225	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2226	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2227
2228	$time + $to
2229	}
2230
2231	sub should_reset {
2232	my ($self) = @_;
2233
2234	$self->reset_at <= $cf::RUNTIME
2235	}
2236
2237	sub reset {
2238	my ($self) = @_;
2239
2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2241
2242	return if $self->players;
2243
2244	warn "resetting map ", $self->path;
2245
2246	$self->in_memory (cf::MAP_SWAPPED);
2247
2248	# need to save uniques path
2249	unless ($self->{deny_save}) {
2250	my $uniq = $self->uniq_path; utf8::encode $uniq;
2251
2252	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2253	if $uniq;
2254	}
2255
2256	delete $cf::MAP{$self->path};
2257
2258	$self->deactivate;
2259	$_->clear_links_to ($self) for values %cf::MAP;
2260	$self->clear;
2261		2507
2262	$self->unlink_save;	2508	$self->unlink_save;
2263	$self->destroy;	2509	$self->destroy;
2264	}	2510	}
2265		2511
…		…
2273		2519
2274	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2275		2521
2276	$self->unlink_save;	2522	$self->unlink_save;
2277		2523
2278	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2279	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2280	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2281	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2282	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2283		2529
…		…
2332		2578
2333	sub unique_maps() {	2579	sub unique_maps() {
2334	[	2580	[
2335	map {	2581	map {
2336	utf8::decode $_;	2582	utf8::decode $_;
2337	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2338	? normalise $_	2586	: normalise $_
2339	: ()
2340	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2341	]	2588	]
2342	}	2589	}
2343		2590
2344	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	}
2345		2622
2346	=back	2623	=back
2347		2624
2348	=head3 cf::object	2625	=head3 cf::object
2349		2626
…		…
2353		2630
2354	=over 4	2631	=over 4
2355		2632
2356	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2357		2634
2358	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.
2359		2637
2360	=cut	2638	=cut
2361		2639
2362	sub inv_recursive_;	2640	sub inv_recursive_;
2363	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2368	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2369	}	2647	}
2370		2648
2371	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2372		2650
2373	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.
2374		2652
2375	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2376		2654
2377	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,
2378	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2379		2657
2380	=cut	2658	=cut
2381		2659
2382	sub deref {	2660	sub deref {
…		…
2410	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
2411	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2412		2690
2413	=cut	2691	=cut
2414		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
2415	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2416	# with dialog boxes.	2708	# with dialog boxes.
2417	#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
2418	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2419	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2430	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2431	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2432		2724
2433	} else {	2725	} else {
2434	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2435	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2436	}	2728	}
2437	}	2729	}
2438	}	2730	}
2439		2731
2440	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2465		2757
2466	=item $player_object->enter_link	2758	=item $player_object->enter_link
2467		2759
2468	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}>).
2469		2761
2470	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.
2471	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.
2472		2766
2473	Will never block.	2767	Will never block.
2474		2768
2475	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2476		2770
…		…
2496	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2791	my ($self) = @_;
2498		2792
2499	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2500		2794
		2795	++$self->{_link_recursion};
		2796
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2798
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2505		2801
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2803	}
2508		2804
2509	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2511		2807
…		…
2528	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2530		2826
2531	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2534		2830
2535	$map->load;	2831	$map->load;
2536	$map->load_neighbours;
2537		2832
2538	return unless $self->contr->active;	2833	return unless $self->contr->active;
2539	$self->activate_recursive;
2540		2834
2541	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2542	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2543	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2544		2842
		2843	}
		2844
2545	=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)]])
2546		2846
2547	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
2548	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2549	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
2550	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
2551	be called at the end of this process.	2851	be called at the end of this process.
2552		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
2553	=cut	2856	=cut
2554		2857
2555	our $GOTOGEN;	2858	our $GOTOGEN;
2556		2859
2557	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2558	my ($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	}
2559		2868
2560	# 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
2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2562		2871
2563	$self->enter_link;	2872	$self->enter_link;
…		…
2583	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2584	}	2893	}
2585	}	2894	}
2586		2895
2587	my $map = eval {	2896	my $map = eval {
2588	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2589		2898
2590	if ($map) {	2899	if ($map) {
2591	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2592	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2593	} else {	2902	} else {
2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2595	}	2904	}
2596		2905
2597	$map	2906	$map
…		…
2605	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2606	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2607	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2608	}	2917	}
2609		2918
2610	$done->() if $done;	2919	$done->($self) if $done;
2611	})->prio (1);	2920	})->prio (1);
2612	}	2921	}
2613		2922
2614	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2615		2924
…		…
2635	}	2944	}
2636		2945
2637	sub prepare_random_map {	2946	sub prepare_random_map {
2638	my ($exit) = @_;	2947	my ($exit) = @_;
2639		2948
2640	my $guard = cf::lock_acquire "exit_prepare:$exit";
2641
2642	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2643	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2644	# that depends on the exit object	2951	# that depends on the exit object
2645		2952
2646	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2648	if ($exit->map) {	2955	if ($exit->map) {
2649	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2650	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2651	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2652	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2653	}	2962	}
2654		2963
2655	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2656		2965
2657	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2658	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2659	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2660		2969
2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2662	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2663	undef $fh;	2972	undef $fh;
2664	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2665		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2666	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2667	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2668	}	2981	}
2669	}	2982	}
2670		2983
2671	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2672	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2673		2986
2674	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2675		2988
2676	if ($exit->slaying eq "/!") {
2677	#TODO: this should de-fi-ni-te-ly not be a sync-job
2678	# the problem is that $exit might not survive long enough
2679	# so it needs to be done right now, right here
2680	cf::sync_job { prepare_random_map $exit };
2681	}
2682
2683	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2684	my $hp = $exit->stats->hp;
2685	my $sp = $exit->stats->sp;
2686
2687	$self->enter_link;	2989	$self->enter_link;
2688		2990
2689	# if exit is damned, update players death & WoR home-position
2690	$self->contr->savebed ($slaying, $hp, $sp)
2691	if $exit->flag (FLAG_DAMNED);
2692
2693	(async {	2991	(async {
2694	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2695		2993
2696	$self->deactivate_recursive; # just to be sure
2697	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
2698	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2699		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
2700	1;	3030	1
2701	}) {	3031	}) {
2702	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "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. "
2704	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3036
2707	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3038	$self->leave_link;
2709	}	3039	}
2710	})->prio (1);	3040	})->prio (1);
2711	}	3041	}
2712		3042
2713	=head3 cf::client	3043	=head3 cf::client
2714		3044
2715	=over 4	3045	=over 4
2716		3046
2717	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2718		3048
2719	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2720	should not be used under normal circumstances.	3050	them as required.
2721		3051
2722	=cut	3052	=cut
2723		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2724	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2725	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2726		3058
2727	utf8::encode $text;	3059	# try lzf for large packets
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2729	}	3070	}
2730		3071
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3073
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2734	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2735	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2736	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2737		3078
2738	=cut	3079	=cut
2739		3080
2740	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2742	"c/identify" => {	3089	"c/identify" => {
2743	id => "infobox",	3090	id => "infobox",
2744	title => "Identify",	3091	title => "Identify",
2745	reply => undef,	3092	reply => undef,
2746	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3095	"c/examine" => {
2749	id => "infobox",	3096	id => "infobox",
2750	title => "Examine",	3097	title => "Examine",
2751	reply => undef,	3098	reply => undef,
2752	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
		3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3106	},
2754	"c/book" => {	3107	"c/book" => {
2755	id => "infobox",	3108	id => "infobox",
2756	title => "Book",	3109	title => "Book",
2757	reply => undef,	3110	reply => undef,
…		…
2773	id => "infobox",	3126	id => "infobox",
2774	title => "Body Parts",	3127	title => "Body Parts",
2775	reply => undef,	3128	reply => undef,
2776	tooltip => "Shows which body parts you posess and are available",	3129	tooltip => "Shows which body parts you posess and are available",
2777	},	3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
2778	"c/uptime" => {	3167	"c/uptime" => {
2779	id => "infobox",	3168	id => "infobox",
2780	title => "Uptime",	3169	title => "Uptime",
2781	reply => undef,	3170	reply => undef,
2782	tooltip => "How long the server has been running since last restart",	3171	tooltip => "How long the server has been running since last restart",
…		…
2785	id => "infobox",	3174	id => "infobox",
2786	title => "Map Info",	3175	title => "Map Info",
2787	reply => undef,	3176	reply => undef,
2788	tooltip => "Information related to the maps",	3177	tooltip => "Information related to the maps",
2789	},	3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2790	);	3199	);
2791		3200
2792	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2793	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2794		3203
2795	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2796		3206
2797	$color &= cf::NDI_CLIENT_MASK; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2798		3208
2799	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2800	if ($CHANNEL{$channel}) {	3210	if ($CHANNEL{$channel}) {
2801	$channel = $CHANNEL{$channel};	3211	$channel = $CHANNEL{$channel};
2802		3212
2803	$self->ext_msg (channel_info => $channel)	3213	$self->ext_msg (channel_info => $channel);
2804	if $self->can_msg;
2805
2806	$channel = $channel->{id};	3214	$channel = $channel->{id};
2807		3215
2808	} elsif (ref $channel) {	3216	} elsif (ref $channel) {
2809	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2810	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2811	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2812	$self->ext_msg (channel_info => $channel)	3220	$self->ext_msg (channel_info => $channel);
2813	if $self->can_msg;
2814	}	3221	}
2815		3222
2816	$channel = $channel->{id};	3223	$channel = $channel->{id};
2817	}	3224	}
2818		3225
2819	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2820		3227
2821	if ($self->can_msg) {
2822	# default colour, mask it out	3228	# default colour, mask it out
2823	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2824	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2825		3231
2826	$self->send_packet ("msg " . $self->{json_coder}->encode (	3232	my $pkt = "msg "
		3233	. $self->{json_coder}->encode (
2827	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2828	} else {	3235	);
2829	if ($color >= 0) {
2830	# replace some tags by gcfclient-compatible ones
2831	for ($msg) {
2832	1 while
2833	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2834	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2835	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2836	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2837	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2838	}
2839		3236
2840	$color &= cf::NDI_COLOR_MASK;	3237	$self->send_big_packet ($pkt);
2841
2842	utf8::encode $msg;
2843
2844	if (0 && $msg =~ /\[/) {
2845	# COMMAND/INFO
2846	$self->send_packet ("drawextinfo $color 10 8 $msg")
2847	} else {
2848	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2849	$self->send_packet ("drawinfo $color $msg")
2850	}
2851	}
2852	}
2853	}	3238	}
2854		3239
2855	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2856		3241
2857	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2859	=cut	3244	=cut
2860		3245
2861	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2862	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2863		3248
2864	if ($self->extcmd == 2) {
2865	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2866	} elsif ($self->extcmd == 1) { # TODO: remove
2867	push @msg, msgtype => "event_$type";
2868	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2869	}
2870	}
2871
2872	=item $client->ext_reply ($msgid, @msg)
2873
2874	Sends an ext reply to the client.
2875
2876	=cut
2877
2878	sub cf::client::ext_reply($$@) {
2879	my ($self, $id, @msg) = @_;
2880
2881	if ($self->extcmd == 2) {
2882	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2883	} elsif ($self->extcmd == 1) {
2884	#TODO: version 1, remove
2885	unshift @msg, msgtype => "reply", msgid => $id;
2886	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2887	}
2888	}	3250	}
2889		3251
2890	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2891		3253
2892	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2912		3274
2913	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
2914	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
2915		3277
2916	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our %COMMAND_FACE;
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = grep $_,
		3291	$COMMAND_FACE{preferred},
		3292	$COMMAND_FACE{standard},
		3293	$COMMAND_FACE{skill},
		3294	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3295	$COMMAND_FACE{emote},
		3296	;
		3297
		3298	$self->send_face ($_)
		3299	for @faces;
		3300	$self->flush_fx;
		3301
		3302	$self->ext_msg (command_list => @faces);
		3303	}
		3304
		3305	=item cf::client::set_command_face $type, $commands
		3306
		3307	=cut
		3308
		3309	sub cf::client::set_command_face {
		3310	my ($type, $list) = @_;
		3311
		3312	my $idx = &cf::face::set ( #d# ugly forward reference
		3313	"command_list/$type" => cf::FT_RSRC,
		3314	JSON::XS->new->utf8->encode ([ sort @$list ])
		3315	);
		3316
		3317	$COMMAND_FACE{$type} = $idx;
2917	}	3318	}
2918		3319
2919	cf::client->attach (	3320	cf::client->attach (
2920	on_connect => sub {	3321	on_connect => sub {
2921	my ($ns) = @_;	3322	my ($ns) = @_;
…		…
2947	my ($ns, $buf) = @_;	3348	my ($ns, $buf) = @_;
2948		3349
2949	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3350	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2950		3351
2951	if (ref $msg) {	3352	if (ref $msg) {
2952	my ($type, $reply, @payload) =	3353	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2953	"ARRAY" eq ref $msg
2954	? @$msg
2955	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2956		3354
2957	my @reply;
2958
2959	if (my $cb = $EXTICMD{$type}) {	3355	if (my $cb = $EXTIACMD{$type}) {
		3356	$cb->(
		3357	$ns,
		3358	sub {
		3359	$ns->ext_msg ("reply-$reply", @_)
		3360	if $reply;
		3361	},
		3362	@payload
		3363	);
		3364	} else {
		3365	my @reply;
		3366
		3367	if (my $cb = $EXTICMD{$type}) {
2960	@reply = $cb->($ns, @payload);	3368	@reply = $cb->($ns, @payload);
		3369	}
		3370
		3371	$ns->ext_msg ("reply-$reply", @reply)
		3372	if $reply;
2961	}	3373	}
2962
2963	$ns->ext_reply ($reply, @reply)
2964	if $reply;
2965
2966	} else {	3374	} else {
2967	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3375	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2968	}	3376	}
2969		3377
2970	cf::override;	3378	cf::override;
2971	},	3379	},
2972	);	3380	);
…		…
2992		3400
2993	$coro	3401	$coro
2994	}	3402	}
2995		3403
2996	cf::client->attach (	3404	cf::client->attach (
2997	on_destroy => sub {	3405	on_client_destroy => sub {
2998	my ($ns) = @_;	3406	my ($ns) = @_;
2999		3407
3000	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3408	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3001	},	3409	},
3002	);	3410	);
…		…
3018	our $safe_hole = new Safe::Hole;	3426	our $safe_hole = new Safe::Hole;
3019		3427
3020	$SIG{FPE} = 'IGNORE';	3428	$SIG{FPE} = 'IGNORE';
3021		3429
3022	$safe->permit_only (Opcode::opset qw(	3430	$safe->permit_only (Opcode::opset qw(
3023	:base_core :base_mem :base_orig :base_math	3431	:base_core :base_mem :base_orig :base_math :base_loop
3024	grepstart grepwhile mapstart mapwhile	3432	grepstart grepwhile mapstart mapwhile
3025	sort time	3433	sort time
3026	));	3434	));
3027		3435
3028	# here we export the classes and methods available to script code	3436	# here we export the classes and methods available to script code
…		…
3031		3439
3032	The following functions and methods are available within a safe environment:	3440	The following functions and methods are available within a safe environment:
3033		3441
3034	cf::object	3442	cf::object
3035	contr pay_amount pay_player map x y force_find force_add destroy	3443	contr pay_amount pay_player map x y force_find force_add destroy
3036	insert remove name archname title slaying race decrease_ob_nr	3444	insert remove name archname title slaying race decrease split
		3445	value
3037		3446
3038	cf::object::player	3447	cf::object::player
3039	player	3448	player
3040		3449
3041	cf::player	3450	cf::player
…		…
3046		3455
3047	=cut	3456	=cut
3048		3457
3049	for (	3458	for (
3050	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3459	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3051	insert remove inv name archname title slaying race	3460	insert remove inv nrof name archname title slaying race
3052	decrease_ob_nr destroy)],	3461	decrease split destroy change_exp value msg lore send_msg)],
3053	["cf::object::player" => qw(player)],	3462	["cf::object::player" => qw(player)],
3054	["cf::player" => qw(peaceful)],	3463	["cf::player" => qw(peaceful send_msg)],
3055	["cf::map" => qw(trigger)],	3464	["cf::map" => qw(trigger)],
3056	) {	3465	) {
3057	no strict 'refs';
3058	my ($pkg, @funs) = @$_;	3466	my ($pkg, @funs) = @$_;
3059	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3467	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3060	for @funs;	3468	for @funs;
3061	}	3469	}
3062		3470
…		…
3077		3485
3078	my $qcode = $code;	3486	my $qcode = $code;
3079	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3487	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3080	$qcode =~ s/\n/\\n/g;	3488	$qcode =~ s/\n/\\n/g;
3081		3489
		3490	%vars = (_dummy => 0) unless %vars;
		3491
		3492	my @res;
3082	local $_;	3493	local $_;
3083	local @safe::cf::_safe_eval_args = values %vars;
3084		3494
3085	my $eval =	3495	my $eval =
3086	"do {\n"	3496	"do {\n"
3087	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3497	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3088	. "#line 0 \"{$qcode}\"\n"	3498	. "#line 0 \"{$qcode}\"\n"
3089	. $code	3499	. $code
3090	. "\n}"	3500	. "\n}"
3091	;	3501	;
3092		3502
		3503	if ($CFG{safe_eval}) {
3093	sub_generation_inc;	3504	sub_generation_inc;
		3505	local @safe::cf::_safe_eval_args = values %vars;
3094	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3506	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3095	sub_generation_inc;	3507	sub_generation_inc;
		3508	} else {
		3509	local @cf::_safe_eval_args = values %vars;
		3510	@res = wantarray ? eval eval : scalar eval $eval;
		3511	}
3096		3512
3097	if ($@) {	3513	if ($@) {
3098	warn "$@";	3514	warn "$@",
3099	warn "while executing safe code '$code'\n";	3515	"while executing safe code '$code'\n",
3100	warn "with arguments " . (join " ", %vars) . "\n";	3516	"with arguments " . (join " ", %vars) . "\n";
3101	}	3517	}
3102		3518
3103	wantarray ? @res : $res[0]	3519	wantarray ? @res : $res[0]
3104	}	3520	}
3105		3521
…		…
3119	=cut	3535	=cut
3120		3536
3121	sub register_script_function {	3537	sub register_script_function {
3122	my ($fun, $cb) = @_;	3538	my ($fun, $cb) = @_;
3123		3539
3124	no strict 'refs';	3540	$fun = "safe::$fun" if $CFG{safe_eval};
3125	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3541	*$fun = $safe_hole->wrap ($cb);
3126	}	3542	}
3127		3543
3128	=back	3544	=back
3129		3545
3130	=cut	3546	=cut
3131		3547
3132	#############################################################################	3548	#############################################################################
3133	# the server's init and main functions	3549	# the server's init and main functions
3134		3550
		3551	{
		3552	package cf::face;
		3553
		3554	our %HASH; # hash => idx
		3555	our @DATA; # dynamically-created facedata, only faceste 0 used
		3556	our @FOFS; # file offset, if > 0
		3557	our @SIZE; # size of face, in octets
		3558	our @META; # meta hash of face, if any
		3559	our $DATAFH; # facedata filehandle
		3560
		3561	# internal api, not finalised
		3562	sub set {
		3563	my ($name, $type, $data) = @_;
		3564
		3565	my $idx = cf::face::find $name;
		3566
		3567	if ($idx) {
		3568	delete $HASH{cf::face::get_csum $idx};
		3569	} else {
		3570	$idx = cf::face::alloc $name;
		3571	}
		3572
		3573	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3574
		3575	cf::face::set_type $idx, $type;
		3576	cf::face::set_csum $idx, 0, $hash;
		3577
		3578	# we need to destroy the SV itself, not just modify it, as a running ix
		3579	# might hold a reference to it: "delete" achieves that.
		3580	delete $FOFS[0][$idx];
		3581	delete $DATA[0][$idx];
		3582	$DATA[0][$idx] = $data;
		3583	$SIZE[0][$idx] = length $data;
		3584	delete $META[$idx];
		3585	$HASH{$hash} = $idx;#d#
		3586
		3587	$idx
		3588	}
		3589
		3590	sub _get_data($$$) {
		3591	my ($idx, $set, $cb) = @_;
		3592
		3593	if (defined $DATA[$set][$idx]) {
		3594	$cb->($DATA[$set][$idx]);
		3595	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3596	my $size = $SIZE[$set][$idx];
		3597	my $buf;
		3598	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3599	if ($_[0] == $size) {
		3600	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3601	$cb->($buf);
		3602	} else {
		3603	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3604	}
		3605	};
		3606	} else {
		3607	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3608	}
		3609	}
		3610
		3611	# rather ineffient
		3612	sub cf::face::get_data($;$) {
		3613	my ($idx, $set) = @_;
		3614
		3615	_get_data $idx, $set, Coro::rouse_cb;
		3616	Coro::rouse_wait
		3617	}
		3618
		3619	sub cf::face::ix {
		3620	my ($ns, $set, $idx, $pri) = @_;
		3621
		3622	_get_data $idx, $set, sub {
		3623	$ns->ix_send ($idx, $pri, $_[0]);
		3624	};
		3625	}
		3626	}
		3627
3135	sub load_facedata($) {	3628	sub load_facedata($) {
3136	my ($path) = @_;	3629	my ($path) = @_;
3137		3630
3138	# HACK to clear player env face cache, we need some signal framework
3139	# for this (global event?)
3140	%ext::player_env::MUSIC_FACE_CACHE = ();
3141
3142	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3631	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3143		3632
3144	warn "loading facedata from $path\n";	3633	trace "loading facedata from $path\n";
3145		3634
3146	my $facedata;	3635	my $facedata = decode_storable load_file "$path/faceinfo";
3147	0 < aio_load $path, $facedata
3148	or die "$path: $!";
3149
3150	$facedata = Coro::Storable::thaw $facedata;
3151		3636
3152	$facedata->{version} == 2	3637	$facedata->{version} == 2
3153	or cf::cleanup "$path: version mismatch, cannot proceed.";	3638	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3154		3639
3155	# patch in the exptable	3640	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3156	$facedata->{resource}{"res/exp_table"} = {	3641	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3157	type => FT_RSRC,	3642
3158	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3643	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3159	};	3644
3160	cf::cede_to_tick;	3645	# BEGIN ATOMIC
		3646	# from here on, everything must be atomic - no thread switch allowed
		3647	my $t1 = EV::time;
3161		3648
3162	{	3649	{
3163	my $faces = $facedata->{faceinfo};	3650	my $faces = $facedata->{faceinfo};
3164		3651
3165	while (my ($face, $info) = each %$faces) {	3652	for my $face (sort keys %$faces) {
		3653	my $info = $faces->{$face};
3166	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3654	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3167		3655
3168	cf::face::set_visibility $idx, $info->{visibility};	3656	cf::face::set_visibility $idx, $info->{visibility};
3169	cf::face::set_magicmap $idx, $info->{magicmap};	3657	cf::face::set_magicmap $idx, $info->{magicmap};
3170	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3658	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3171	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3659	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3172		3660	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3173	cf::cede_to_tick;	3661	$cf::face::HASH{$info->{hash64}} = $idx;
		3662	delete $cf::face::META[$idx];
3174	}	3663	}
3175		3664
3176	while (my ($face, $info) = each %$faces) {	3665	while (my ($face, $info) = each %$faces) {
3177	next unless $info->{smooth};	3666	next unless $info->{smooth};
3178		3667
…		…
3181		3670
3182	if (my $smooth = cf::face::find $info->{smooth}) {	3671	if (my $smooth = cf::face::find $info->{smooth}) {
3183	cf::face::set_smooth $idx, $smooth;	3672	cf::face::set_smooth $idx, $smooth;
3184	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3673	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3185	} else {	3674	} else {
3186	warn "smooth face '$info->{smooth}' not found for face '$face'";	3675	error "smooth face '$info->{smooth}' not found for face '$face'";
3187	}	3676	}
3188
3189	cf::cede_to_tick;
3190	}	3677	}
3191	}	3678	}
3192		3679
3193	{	3680	{
3194	my $anims = $facedata->{animinfo};	3681	my $anims = $facedata->{animinfo};
3195		3682
3196	while (my ($anim, $info) = each %$anims) {	3683	while (my ($anim, $info) = each %$anims) {
3197	cf::anim::set $anim, $info->{frames}, $info->{facings};	3684	cf::anim::set $anim, $info->{frames}, $info->{facings};
3198	cf::cede_to_tick;
3199	}	3685	}
3200		3686
3201	cf::anim::invalidate_all; # d'oh	3687	cf::anim::invalidate_all; # d'oh
3202	}	3688	}
3203		3689
3204	{	3690	{
3205	# TODO: for gcfclient pleasure, we should give resources
3206	# that gcfclient doesn't grok a >10000 face index.
3207	my $res = $facedata->{resource};	3691	my $res = $facedata->{resource};
3208		3692
3209	while (my ($name, $info) = each %$res) {	3693	while (my ($name, $info) = each %$res) {
3210	if (defined $info->{type}) {	3694	if (defined (my $type = $info->{type})) {
		3695	# TODO: different hash - must free and use new index, or cache ixface data queue
3211	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3696	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3212	my $data;
3213		3697
3214	if ($info->{type} & 1) {
3215	# prepend meta info
3216
3217	my $meta = $enc->encode ({
3218	name => $name,
3219	%{ $info->{meta} || {} },
3220	});
3221
3222	$data = pack "(w/a*)*", $meta, $info->{data};
3223	} else {
3224	$data = $info->{data};
3225	}
3226
3227	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3228	cf::face::set_type $idx, $info->{type};	3698	cf::face::set_type $idx, $type;
		3699	cf::face::set_csum $idx, 0, $info->{hash};
		3700	$cf::face::SIZE[0][$idx] = $info->{size};
		3701	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3702	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3703	$cf::face::HASH{$info->{hash}} = $idx;
3229	} else {	3704	} else {
3230	$RESOURCE{$name} = $info;	3705	# $RESOURCE{$name} = $info; # unused
3231	}	3706	}
3232
3233	cf::cede_to_tick;
3234	}	3707	}
3235	}	3708	}
		3709
		3710	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3711
		3712	# HACK to clear player env face cache, we need some signal framework
		3713	# for this (global event?)
		3714	%ext::player_env::MUSIC_FACE_CACHE = ();
		3715
		3716	# END ATOMIC
		3717
		3718	cf::debug "facedata atomic update time ", EV::time - $t1;
3236		3719
3237	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3720	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3238		3721
		3722	aio_close $fh if $fh; # close old facedata
		3723
3239	1	3724	1
3240	}	3725	}
3241
3242	cf::global->attach (on_resource_update => sub {
3243	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3244	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3245
3246	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3247	my $sound = $soundconf->{compat}[$_]
3248	or next;
3249
3250	my $face = cf::face::find "sound/$sound->[1]";
3251	cf::sound::set $sound->[0] => $face;
3252	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3253	}
3254
3255	while (my ($k, $v) = each %{$soundconf->{event}}) {
3256	my $face = cf::face::find "sound/$v";
3257	cf::sound::set $k => $face;
3258	}
3259	}
3260	});
3261		3726
3262	register_exticmd fx_want => sub {	3727	register_exticmd fx_want => sub {
3263	my ($ns, $want) = @_;	3728	my ($ns, $want) = @_;
3264		3729
3265	while (my ($k, $v) = each %$want) {	3730	while (my ($k, $v) = each %$want) {
3266	$ns->fx_want ($k, $v);	3731	$ns->fx_want ($k, $v);
3267	}	3732	}
3268	};	3733	};
		3734
		3735	sub load_resource_file($) {
		3736	my $guard = lock_acquire "load_resource_file";
		3737
		3738	my $status = load_resource_file_ $_[0];
		3739	get_slot 0.1, 100;
		3740	cf::arch::commit_load;
		3741
		3742	$status
		3743	}
		3744
		3745	sub reload_exp_table {
		3746	_reload_exp_table;
		3747
		3748	cf::face::set
		3749	"res/exp_table" => FT_RSRC,
		3750	JSON::XS->new->utf8->canonical->encode (
		3751	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3752	);
		3753	}
		3754
		3755	sub reload_materials {
		3756	_reload_materials;
		3757	}
3269		3758
3270	sub reload_regions {	3759	sub reload_regions {
3271	# HACK to clear player env face cache, we need some signal framework	3760	# HACK to clear player env face cache, we need some signal framework
3272	# for this (global event?)	3761	# for this (global event?)
3273	%ext::player_env::MUSIC_FACE_CACHE = ();	3762	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3280	if exists $_->{match};	3769	if exists $_->{match};
3281	}	3770	}
3282	}	3771	}
3283		3772
3284	sub reload_facedata {	3773	sub reload_facedata {
3285	load_facedata "$DATADIR/facedata"	3774	load_facedata $DATADIR
3286	or die "unable to load facedata\n";	3775	or die "unable to load facedata\n";
3287	}	3776	}
3288		3777
3289	sub reload_archetypes {	3778	sub reload_archetypes {
3290	load_resource_file "$DATADIR/archetypes"	3779	load_resource_file "$DATADIR/archetypes"
3291	or die "unable to load archetypes\n";	3780	or die "unable to load archetypes\n";
3292	#d# NEED to laod twice to resolve forward references	3781
3293	# this really needs to be done in an extra post-pass	3782	cf::face::set
3294	# (which needs to be synchronous, so solve it differently)	3783	"res/skill_info" => FT_RSRC,
3295	load_resource_file "$DATADIR/archetypes"	3784	JSON::XS->new->utf8->canonical->encode (
3296	or die "unable to load archetypes\n";	3785	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3786	);
		3787
		3788	cf::face::set
		3789	"res/spell_paths" => FT_RSRC,
		3790	JSON::XS->new->utf8->canonical->encode (
		3791	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3792	);
		3793
		3794	# command completion
		3795	my @commands;
		3796
		3797	for (0..cf::arch::skillvec_size - 1) {
		3798	my $skill = cf::arch::skillvec $_;
		3799	my $name = $skill->name;
		3800	my $flags = cf::skill_flags $skill->subtype;
		3801
		3802	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3803	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3804	}
		3805
		3806	cf::client::set_command_face skill => \@commands;
3297	}	3807	}
3298		3808
3299	sub reload_treasures {	3809	sub reload_treasures {
3300	load_resource_file "$DATADIR/treasures"	3810	load_resource_file "$DATADIR/treasures"
3301	or die "unable to load treasurelists\n";	3811	or die "unable to load treasurelists\n";
3302	}	3812	}
3303		3813
		3814	sub reload_sound {
		3815	trace "loading sound config from $DATADIR/sound\n";
		3816
		3817	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3818
		3819	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3820	my $sound = $soundconf->{compat}[$_]
		3821	or next;
		3822
		3823	my $face = cf::face::find "sound/$sound->[1]";
		3824	cf::sound::set $sound->[0] => $face;
		3825	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3826	}
		3827
		3828	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3829	my $face = cf::face::find "sound/$v";
		3830	cf::sound::set $k => $face;
		3831	}
		3832	}
		3833
3304	sub reload_resources {	3834	sub reload_resources {
3305	warn "reloading resource files...\n";	3835	trace "reloading resource files...\n";
3306		3836
		3837	reload_materials;
		3838	reload_facedata;
		3839	reload_exp_table;
		3840	reload_sound;
		3841	reload_archetypes;
3307	reload_regions;	3842	reload_regions;
3308	reload_facedata;
3309	#reload_archetypes;#d#
3310	reload_archetypes;
3311	reload_treasures;	3843	reload_treasures;
3312		3844
3313	warn "finished reloading resource files\n";	3845	trace "finished reloading resource files\n";
3314	}
3315
3316	sub init {
3317	reload_resources;
3318	}	3846	}
3319		3847
3320	sub reload_config {	3848	sub reload_config {
3321	open my $fh, "<:utf8", "$CONFDIR/config"	3849	trace "reloading config file...\n";
3322	or return;
3323		3850
3324	local $/;	3851	my $config = load_file "$CONFDIR/config";
3325	*CFG = YAML::Load <$fh>;	3852	utf8::decode $config;
		3853	*CFG = decode_yaml $config;
3326		3854
3327	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3855	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3328		3856
3329	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3857	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3330	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3858	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3331		3859
3332	if (exists $CFG{mlockall}) {	3860	if (exists $CFG{mlockall}) {
…		…
3336	};	3864	};
3337	warn $@ if $@;	3865	warn $@ if $@;
3338	}	3866	}
3339	}	3867	}
3340		3868
		3869	sub pidfile() {
		3870	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3871	or die "$PIDFILE: $!";
		3872	flock $fh, &Fcntl::LOCK_EX
		3873	or die "$PIDFILE: flock: $!";
		3874	$fh
		3875	}
		3876
		3877	# make sure only one server instance is running at any one time
		3878	sub atomic {
		3879	my $fh = pidfile;
		3880
		3881	my $pid = <$fh>;
		3882	kill 9, $pid if $pid > 0;
		3883
		3884	seek $fh, 0, 0;
		3885	print $fh $$;
		3886	}
		3887
		3888	sub main_loop {
		3889	trace "EV::loop starting\n";
		3890	if (1) {
		3891	EV::loop;
		3892	}
		3893	trace "EV::loop returned\n";
		3894	goto &main_loop unless $REALLY_UNLOOP;
		3895	}
		3896
3341	sub main {	3897	sub main {
		3898	cf::init_globals; # initialise logging
		3899
		3900	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3901	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3902	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3903	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3904
		3905	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3906
3342	# we must not ever block the main coroutine	3907	# we must not ever block the main coroutine
3343	local $Coro::idle = sub {	3908	$Coro::idle = sub {
3344	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3909	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3345	(async {	3910	(async {
3346	$Coro::current->{desc} = "IDLE BUG HANDLER";	3911	$Coro::current->{desc} = "IDLE BUG HANDLER";
3347	EV::loop EV::LOOP_ONESHOT;	3912	EV::loop EV::LOOP_ONESHOT;
3348	})->prio (Coro::PRIO_MAX);	3913	})->prio (Coro::PRIO_MAX);
3349	};	3914	};
3350		3915
		3916	evthread_start IO::AIO::poll_fileno;
		3917
		3918	cf::sync_job {
		3919	cf::incloader::init ();
		3920
		3921	db_init;
		3922
		3923	cf::init_anim;
		3924	cf::init_attackmess;
		3925	cf::init_dynamic;
		3926
		3927	cf::load_settings;
		3928
		3929	reload_resources;
3351	reload_config;	3930	reload_config;
3352	db_init;	3931
		3932	cf::init_uuid;
		3933	cf::init_signals;
		3934	cf::init_skills;
		3935
		3936	cf::init_beforeplay;
		3937
		3938	atomic;
		3939
3353	load_extensions;	3940	load_extensions;
3354		3941
3355	$TICK_WATCHER->start;	3942	utime time, time, $RUNTIMEFILE;
3356	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3943
3357	EV::loop;	3944	# no (long-running) fork's whatsoever before this point(!)
		3945	use POSIX ();
		3946	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3947
		3948	cf::_post_init 0;
		3949	};
		3950
		3951	cf::object::thawer::errors_are_fatal 0;
		3952	info "parse errors in files are no longer fatal from this point on.\n";
		3953
		3954	AE::postpone {
		3955	undef &main; # free gobs of memory :)
		3956	};
		3957
		3958	goto &main_loop;
3358	}	3959	}
3359		3960
3360	#############################################################################	3961	#############################################################################
3361	# initialisation and cleanup	3962	# initialisation and cleanup
3362		3963
3363	# install some emergency cleanup handlers	3964	# install some emergency cleanup handlers
3364	BEGIN {	3965	BEGIN {
3365	our %SIGWATCHER = ();	3966	our %SIGWATCHER = ();
3366	for my $signal (qw(INT HUP TERM)) {	3967	for my $signal (qw(INT HUP TERM)) {
3367	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3968	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3368	cf::cleanup "SIG$signal";	3969	cf::cleanup "SIG$signal";
3369	};	3970	};
3370	}	3971	}
3371	}	3972	}
3372		3973
3373	sub write_runtime {	3974	sub write_runtime_sync {
3374	my $runtime = "$LOCALDIR/runtime";	3975	my $t0 = AE::time;
3375		3976
3376	# first touch the runtime file to show we are still running:	3977	# first touch the runtime file to show we are still running:
3377	# the fsync below can take a very very long time.	3978	# the fsync below can take a very very long time.
3378		3979
3379	IO::AIO::aio_utime $runtime, undef, undef;	3980	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3380		3981
3381	my $guard = cf::lock_acquire "write_runtime";	3982	my $guard = cf::lock_acquire "write_runtime";
3382		3983
3383	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3984	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3384	or return;	3985	or return;
3385		3986
3386	my $value = $cf::RUNTIME + 90 + 10;	3987	my $value = $cf::RUNTIME + 90 + 10;
3387	# 10 is the runtime save interval, for a monotonic clock	3988	# 10 is the runtime save interval, for a monotonic clock
3388	# 60 allows for the watchdog to kill the server.	3989	# 60 allows for the watchdog to kill the server.
…		…
3398	aio_utime $fh, undef, undef;	3999	aio_utime $fh, undef, undef;
3399		4000
3400	close $fh	4001	close $fh
3401	or return;	4002	or return;
3402		4003
3403	aio_rename "$runtime~", $runtime	4004	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3404	and return;	4005	and return;
3405		4006
3406	warn "runtime file written.\n";	4007	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3407		4008
3408	1	4009	1
		4010	}
		4011
		4012	our $uuid_lock;
		4013	our $uuid_skip;
		4014
		4015	sub write_uuid_sync($) {
		4016	$uuid_skip ||= $_[0];
		4017
		4018	return if $uuid_lock;
		4019	local $uuid_lock = 1;
		4020
		4021	my $uuid = "$LOCALDIR/uuid";
		4022
		4023	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4024	or return;
		4025
		4026	my $value = uuid_seq uuid_cur;
		4027
		4028	unless ($value) {
		4029	info "cowardly refusing to write zero uuid value!\n";
		4030	return;
		4031	}
		4032
		4033	my $value = uuid_str $value + $uuid_skip;
		4034	$uuid_skip = 0;
		4035
		4036	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4037	and return;
		4038
		4039	# always fsync - this file is important
		4040	aio_fsync $fh
		4041	and return;
		4042
		4043	close $fh
		4044	or return;
		4045
		4046	aio_rename "$uuid~", $uuid
		4047	and return;
		4048
		4049	trace "uuid file written ($value).\n";
		4050
		4051	1
		4052
		4053	}
		4054
		4055	sub write_uuid($$) {
		4056	my ($skip, $sync) = @_;
		4057
		4058	$sync ? write_uuid_sync $skip
		4059	: async { write_uuid_sync $skip };
3409	}	4060	}
3410		4061
3411	sub emergency_save() {	4062	sub emergency_save() {
3412	my $freeze_guard = cf::freeze_mainloop;	4063	my $freeze_guard = cf::freeze_mainloop;
3413		4064
3414	warn "enter emergency perl save\n";	4065	info "emergency_perl_save: enter\n";
		4066
		4067	# this is a trade-off: we want to be very quick here, so
		4068	# save all maps without fsync, and later call a global sync
		4069	# (which in turn might be very very slow)
		4070	local $USE_FSYNC = 0;
3415		4071
3416	cf::sync_job {	4072	cf::sync_job {
		4073	cf::write_runtime_sync; # external watchdog should not bark
		4074
3417	# use a peculiar iteration method to avoid tripping on perl	4075	# use a peculiar iteration method to avoid tripping on perl
3418	# refcount bugs in for. also avoids problems with players	4076	# refcount bugs in for. also avoids problems with players
3419	# and maps saved/destroyed asynchronously.	4077	# and maps saved/destroyed asynchronously.
3420	warn "begin emergency player save\n";	4078	info "emergency_perl_save: begin player save\n";
3421	for my $login (keys %cf::PLAYER) {	4079	for my $login (keys %cf::PLAYER) {
3422	my $pl = $cf::PLAYER{$login} or next;	4080	my $pl = $cf::PLAYER{$login} or next;
3423	$pl->valid or next;	4081	$pl->valid or next;
3424	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4082	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3425	$pl->save;	4083	$pl->save;
3426	}	4084	}
3427	warn "end emergency player save\n";	4085	info "emergency_perl_save: end player save\n";
3428		4086
3429	warn "begin emergency map save\n";	4087	cf::write_runtime_sync; # external watchdog should not bark
		4088
		4089	info "emergency_perl_save: begin map save\n";
3430	for my $path (keys %cf::MAP) {	4090	for my $path (keys %cf::MAP) {
3431	my $map = $cf::MAP{$path} or next;	4091	my $map = $cf::MAP{$path} or next;
3432	$map->valid or next;	4092	$map->valid or next;
3433	$map->save;	4093	$map->save;
3434	}	4094	}
3435	warn "end emergency map save\n";	4095	info "emergency_perl_save: end map save\n";
3436		4096
3437	warn "begin emergency database checkpoint\n";	4097	cf::write_runtime_sync; # external watchdog should not bark
		4098
		4099	info "emergency_perl_save: begin database checkpoint\n";
3438	BDB::db_env_txn_checkpoint $DB_ENV;	4100	BDB::db_env_txn_checkpoint $DB_ENV;
3439	warn "end emergency database checkpoint\n";	4101	info "emergency_perl_save: end database checkpoint\n";
		4102
		4103	info "emergency_perl_save: begin write uuid\n";
		4104	write_uuid_sync 1;
		4105	info "emergency_perl_save: end write uuid\n";
		4106
		4107	cf::write_runtime_sync; # external watchdog should not bark
		4108
		4109	trace "emergency_perl_save: syncing database to disk";
		4110	BDB::db_env_txn_checkpoint $DB_ENV;
		4111
		4112	info "emergency_perl_save: starting sync\n";
		4113	IO::AIO::aio_sync sub {
		4114	info "emergency_perl_save: finished sync\n";
		4115	};
		4116
		4117	cf::write_runtime_sync; # external watchdog should not bark
		4118
		4119	trace "emergency_perl_save: flushing outstanding aio requests";
		4120	while (IO::AIO::nreqs || BDB::nreqs) {
		4121	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4122	}
		4123
		4124	cf::write_runtime_sync; # external watchdog should not bark
3440	};	4125	};
3441		4126
3442	warn "leave emergency perl save\n";	4127	info "emergency_perl_save: leave\n";
3443	}	4128	}
3444		4129
3445	sub post_cleanup {	4130	sub post_cleanup {
3446	my ($make_core) = @_;	4131	my ($make_core) = @_;
3447		4132
		4133	IO::AIO::flush;
		4134
3448	warn Carp::longmess "post_cleanup backtrace"	4135	error Carp::longmess "post_cleanup backtrace"
3449	if $make_core;	4136	if $make_core;
		4137
		4138	my $fh = pidfile;
		4139	unlink $PIDFILE if <$fh> == $$;
		4140	}
		4141
		4142	# a safer delete_package, copied from Symbol
		4143	sub clear_package($) {
		4144	my $pkg = shift;
		4145
		4146	# expand to full symbol table name if needed
		4147	unless ($pkg =~ /^main::.*::$/) {
		4148	$pkg = "main$pkg" if $pkg =~ /^::/;
		4149	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4150	$pkg .= '::' unless $pkg =~ /::$/;
		4151	}
		4152
		4153	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4154	my $stem_symtab = *{$stem}{HASH};
		4155
		4156	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4157	or return;
		4158
		4159	# clear all symbols
		4160	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4161	for my $name (keys %$leaf_symtab) {
		4162	_gv_clear *{"$pkg$name"};
		4163	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4164	}
3450	}	4165	}
3451		4166
3452	sub do_reload_perl() {	4167	sub do_reload_perl() {
3453	# can/must only be called in main	4168	# can/must only be called in main
3454	if ($Coro::current != $Coro::main) {	4169	unless (in_main) {
3455	warn "can only reload from main coroutine";	4170	error "can only reload from main coroutine";
3456	return;	4171	return;
3457	}	4172	}
3458		4173
3459	warn "reloading...";	4174	return if $RELOAD++;
3460		4175
3461	warn "entering sync_job";	4176	my $t1 = AE::time;
3462		4177
		4178	while ($RELOAD) {
		4179	cf::get_slot 0.1, -1, "reload_perl";
		4180	info "perl_reload: reloading...";
		4181
		4182	trace "perl_reload: entering sync_job";
		4183
3463	cf::sync_job {	4184	cf::sync_job {
3464	cf::write_runtime; # external watchdog should not bark
3465	cf::emergency_save;	4185	#cf::emergency_save;
3466	cf::write_runtime; # external watchdog should not bark
3467		4186
3468	warn "syncing database to disk";
3469	BDB::db_env_txn_checkpoint $DB_ENV;
3470
3471	# if anything goes wrong in here, we should simply crash as we already saved
3472
3473	warn "flushing outstanding aio requests";
3474	for (;;) {
3475	BDB::flush;
3476	IO::AIO::flush;
3477	Coro::cede_notself;
3478	last unless IO::AIO::nreqs || BDB::nreqs;
3479	warn "iterate...";
3480	}
3481
3482	++$RELOAD;
3483
3484	warn "cancelling all extension coros";	4187	trace "perl_reload: cancelling all extension coros";
3485	$_->cancel for values %EXT_CORO;	4188	$_->cancel for values %EXT_CORO;
3486	%EXT_CORO = ();	4189	%EXT_CORO = ();
3487		4190
3488	warn "removing commands";	4191	trace "perl_reload: removing commands";
3489	%COMMAND = ();	4192	%COMMAND = ();
3490		4193
3491	warn "removing ext/exti commands";	4194	trace "perl_reload: removing ext/exti commands";
3492	%EXTCMD = ();	4195	%EXTCMD = ();
3493	%EXTICMD = ();	4196	%EXTICMD = ();
3494		4197
3495	warn "unloading/nuking all extensions";	4198	trace "perl_reload: unloading/nuking all extensions";
3496	for my $pkg (@EXTS) {	4199	for my $pkg (@EXTS) {
3497	warn "... unloading $pkg";	4200	trace "... unloading $pkg";
3498		4201
3499	if (my $cb = $pkg->can ("unload")) {	4202	if (my $cb = $pkg->can ("unload")) {
3500	eval {	4203	eval {
3501	$cb->($pkg);	4204	$cb->($pkg);
3502	1	4205	1
3503	} or warn "$pkg unloaded, but with errors: $@";	4206	} or error "$pkg unloaded, but with errors: $@";
		4207	}
		4208
		4209	trace "... clearing $pkg";
		4210	clear_package $pkg;
3504	}	4211	}
3505		4212
3506	warn "... nuking $pkg";
3507	Symbol::delete_package $pkg;
3508	}
3509
3510	warn "unloading all perl modules loaded from $LIBDIR";	4213	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3511	while (my ($k, $v) = each %INC) {	4214	while (my ($k, $v) = each %INC) {
3512	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4215	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3513		4216
3514	warn "... unloading $k";	4217	trace "... unloading $k";
3515	delete $INC{$k};	4218	delete $INC{$k};
3516		4219
3517	$k =~ s/\.pm$//;	4220	$k =~ s/\.pm$//;
3518	$k =~ s/\//::/g;	4221	$k =~ s/\//::/g;
3519		4222
3520	if (my $cb = $k->can ("unload_module")) {	4223	if (my $cb = $k->can ("unload_module")) {
3521	$cb->();	4224	$cb->();
		4225	}
		4226
		4227	clear_package $k;
3522	}	4228	}
3523		4229
3524	Symbol::delete_package $k;
3525	}
3526
3527	warn "getting rid of safe::, as good as possible";	4230	trace "perl_reload: getting rid of safe::, as good as possible";
3528	Symbol::delete_package "safe::$_"	4231	clear_package "safe::$_"
3529	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4232	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3530		4233
3531	warn "unloading cf.pm \"a bit\"";	4234	trace "perl_reload: unloading cf.pm \"a bit\"";
3532	delete $INC{"cf.pm"};	4235	delete $INC{"cf.pm"};
3533	delete $INC{"cf/pod.pm"};	4236	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3534		4237
3535	# don't, removes xs symbols, too,	4238	# don't, removes xs symbols, too,
3536	# and global variables created in xs	4239	# and global variables created in xs
3537	#Symbol::delete_package __PACKAGE__;	4240	#clear_package __PACKAGE__;
3538		4241
3539	warn "unload completed, starting to reload now";	4242	info "perl_reload: unload completed, starting to reload now";
3540		4243
3541	warn "reloading cf.pm";	4244	trace "perl_reload: reloading cf.pm";
3542	require cf;	4245	require cf;
3543	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4246	cf::_connect_to_perl_1;
3544		4247
3545	warn "loading config and database again";	4248	trace "perl_reload: loading config and database again";
3546	cf::reload_config;	4249	cf::reload_config;
3547		4250
3548	warn "loading extensions";	4251	trace "perl_reload: loading extensions";
3549	cf::load_extensions;	4252	cf::load_extensions;
3550		4253
		4254	if ($REATTACH_ON_RELOAD) {
3551	warn "reattaching attachments to objects/players";	4255	trace "perl_reload: reattaching attachments to objects/players";
3552	_global_reattach; # objects, sockets	4256	_global_reattach; # objects, sockets
3553	warn "reattaching attachments to maps";	4257	trace "perl_reload: reattaching attachments to maps";
3554	reattach $_ for values %MAP;	4258	reattach $_ for values %MAP;
3555	warn "reattaching attachments to players";	4259	trace "perl_reload: reattaching attachments to players";
3556	reattach $_ for values %PLAYER;	4260	reattach $_ for values %PLAYER;
		4261	}
3557		4262
3558	warn "leaving sync_job";	4263	cf::_post_init 1;
3559		4264
		4265	trace "perl_reload: leaving sync_job";
		4266
3560	1	4267	1
3561	} or do {	4268	} or do {
3562	warn $@;	4269	error $@;
3563	warn "error while reloading, exiting.";	4270	cf::cleanup "perl_reload: error, exiting.";
3564	exit 1;	4271	};
		4272
		4273	--$RELOAD;
3565	};	4274	}
3566		4275
3567	warn "reloaded";	4276	$t1 = AE::time - $t1;
		4277	info "perl_reload: completed in ${t1}s\n";
3568	};	4278	};
3569		4279
3570	our $RELOAD_WATCHER; # used only during reload	4280	our $RELOAD_WATCHER; # used only during reload
3571		4281
3572	sub reload_perl() {	4282	sub reload_perl() {
3573	# doing reload synchronously and two reloads happen back-to-back,	4283	# doing reload synchronously and two reloads happen back-to-back,
3574	# coro crashes during coro_state_free->destroy here.	4284	# coro crashes during coro_state_free->destroy here.
3575		4285
		4286	$RELOAD_WATCHER ||= cf::async {
		4287	Coro::AIO::aio_wait cache_extensions;
		4288
3576	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4289	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3577	do_reload_perl;	4290	do_reload_perl;
3578	undef $RELOAD_WATCHER;	4291	undef $RELOAD_WATCHER;
		4292	};
3579	};	4293	};
3580	}	4294	}
3581		4295
3582	register_command "reload" => sub {	4296	register_command "reload" => sub {
3583	my ($who, $arg) = @_;	4297	my ($who, $arg) = @_;
…		…
3589	reload_perl;	4303	reload_perl;
3590	};	4304	};
3591	}	4305	}
3592	};	4306	};
3593		4307
3594	unshift @INC, $LIBDIR;	4308	#############################################################################
3595		4309
3596	my $bug_warning = 0;	4310	my $bug_warning = 0;
3597		4311
3598	our @WAIT_FOR_TICK;
3599	our @WAIT_FOR_TICK_BEGIN;
3600
3601	sub wait_for_tick {	4312	sub wait_for_tick() {
3602	return unless $TICK_WATCHER->is_active;	4313	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3603	return if $Coro::current == $Coro::main;
3604		4314
3605	my $signal = new Coro::Signal;	4315	$WAIT_FOR_TICK->wait;
3606	push @WAIT_FOR_TICK, $signal;
3607	$signal->wait;
3608	}	4316	}
3609		4317
3610	sub wait_for_tick_begin {	4318	sub wait_for_tick_begin() {
3611	return unless $TICK_WATCHER->is_active;	4319	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3612	return if $Coro::current == $Coro::main;
3613		4320
3614	my $signal = new Coro::Signal;	4321	my $signal = new Coro::Signal;
3615	push @WAIT_FOR_TICK_BEGIN, $signal;	4322	push @WAIT_FOR_TICK_BEGIN, $signal;
3616	$signal->wait;	4323	$signal->wait;
3617	}	4324	}
3618		4325
3619	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4326	sub tick {
3620	if ($Coro::current != $Coro::main) {	4327	if ($Coro::current != $Coro::main) {
3621	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4328	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3622	unless ++$bug_warning > 10;	4329	unless ++$bug_warning > 10;
3623	return;	4330	return;
3624	}	4331	}
3625		4332
3626	$NOW = $tick_start = EV::now;	4333	cf::one_tick; # one server iteration
3627		4334
3628	cf::server_tick; # one server iteration	4335	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3629
3630	$RUNTIME += $TICK;
3631	$NEXT_TICK = $_[0]->at;
3632		4336
3633	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3634	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4338	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3635	Coro::async_pool {	4339	Coro::async_pool {
3636	$Coro::current->{desc} = "runtime saver";	4340	$Coro::current->{desc} = "runtime saver";
3637	write_runtime	4341	write_runtime_sync
3638	or warn "ERROR: unable to write runtime file: $!";	4342	or error "ERROR: unable to write runtime file: $!";
3639	};	4343	};
3640	}	4344	}
3641		4345
3642	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4346	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3643	$sig->send;	4347	$sig->send;
3644	}	4348	}
3645	while (my $sig = shift @WAIT_FOR_TICK) {	4349	$WAIT_FOR_TICK->broadcast;
3646	$sig->send;
3647	}
3648		4350
3649	$LOAD = ($NOW - $tick_start) / $TICK;	4351	$LOAD = ($NOW - $TICK_START) / $TICK;
3650	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3651		4353
3652	_post_tick;	4354	if (0) {
3653	};	4355	if ($NEXT_TICK) {
3654	$TICK_WATCHER->priority (EV::MAXPRI);	4356	my $jitter = $TICK_START - $NEXT_TICK;
		4357	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4358	debug "jitter $JITTER\n";#d#
		4359	}
		4360	}
		4361	}
3655		4362
3656	{	4363	{
3657	# configure BDB	4364	# configure BDB
		4365	info "initialising database";
3658		4366
3659	BDB::min_parallel 8;	4367	BDB::min_parallel 16;
3660	BDB::max_poll_reqs $TICK * 0.1;	4368	BDB::max_poll_reqs $TICK * 0.1;
3661	$Coro::BDB::WATCHER->priority (1);	4369	#$AnyEvent::BDB::WATCHER->priority (1);
3662		4370
3663	unless ($DB_ENV) {	4371	unless ($DB_ENV) {
3664	$DB_ENV = BDB::db_env_create;	4372	$DB_ENV = BDB::db_env_create;
3665	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4373	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3666	| BDB::LOG_AUTOREMOVE, 1);	4374	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4375	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3667	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4376	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3668	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4377	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3669		4378
3670	cf::sync_job {	4379	cf::sync_job {
3671	eval {	4380	eval {
…		…
3690	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4399	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3691	};	4400	};
3692	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4401	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3693	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4402	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3694	};	4403	};
		4404
		4405	info "database initialised";
3695	}	4406	}
3696		4407
3697	{	4408	{
3698	# configure IO::AIO	4409	# configure IO::AIO
3699		4410
		4411	info "initialising aio";
3700	IO::AIO::min_parallel 8;	4412	IO::AIO::min_parallel 8;
3701	IO::AIO::max_poll_time $TICK * 0.1;	4413	IO::AIO::max_poll_time $TICK * 0.1;
3702	$Coro::AIO::WATCHER->priority (1);	4414	undef $AnyEvent::AIO::WATCHER;
		4415	info "aio initialised";
3703	}	4416	}
3704		4417
3705	my $_log_backtrace;	4418	our $_log_backtrace;
		4419	our $_log_backtrace_last;
3706		4420
3707	sub _log_backtrace {	4421	sub _log_backtrace {
3708	my ($msg, @addr) = @_;	4422	my ($msg, @addr) = @_;
3709		4423
3710	$msg =~ s/\n//;	4424	$msg =~ s/\n$//;
3711		4425
		4426	if ($_log_backtrace_last eq $msg) {
		4427	LOG llevInfo, "[ABT] $msg\n";
		4428	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3712	# limit the # of concurrent backtraces	4429	# limit the # of concurrent backtraces
3713	if ($_log_backtrace < 2) {	4430	} elsif ($_log_backtrace < 2) {
		4431	$_log_backtrace_last = $msg;
3714	++$_log_backtrace;	4432	++$_log_backtrace;
		4433	my $perl_bt = Carp::longmess $msg;
3715	async {	4434	async {
3716	$Coro::current->{desc} = "abt $msg";	4435	$Coro::current->{desc} = "abt $msg";
3717		4436
3718	my @bt = fork_call {	4437	my @bt = fork_call {
3719	@addr = map { sprintf "%x", $_ } @addr;	4438	@addr = map { sprintf "%x", $_ } @addr;
…		…
3730	}	4449	}
3731		4450
3732	@funcs	4451	@funcs
3733	};	4452	};
3734		4453
3735	LOG llevInfo, "[ABT] $msg\n";	4454	LOG llevInfo, "[ABT] $perl_bt\n";
		4455	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3736	LOG llevInfo, "[ABT] $_\n" for @bt;	4456	LOG llevInfo, "[ABT] $_\n" for @bt;
3737	--$_log_backtrace;	4457	--$_log_backtrace;
3738	};	4458	};
3739	} else {	4459	} else {
3740	LOG llevInfo, "[ABT] $msg\n";	4460	LOG llevInfo, "[ABT] $msg\n";
3741	LOG llevInfo, "[ABT] [suppressed]\n";	4461	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3742	}	4462	}
3743	}	4463	}
3744		4464
3745	# load additional modules	4465	# load additional modules
3746	use cf::pod;	4466	require "cf/$_.pm" for @EXTRA_MODULES;
		4467	cf::_connect_to_perl_2;
3747		4468
3748	END { cf::emergency_save }	4469	END { cf::emergency_save }
3749		4470
3750	1	4471	1
3751		4472

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