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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.601 by root, Sun Nov 11 05:53:12 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 Event;	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 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	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;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	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
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	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.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	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
345	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 les than zero, interactive jobs
		579	should use 100 or more.
346		580
347	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
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
365	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	603
367	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	608	$job->[2]->send;
371	Coro::cede;	609	Coro::cede;
372	goto next_job;	610	goto next_job;
373	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	613	}
375	}	614	}
376		615
377	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
406		648
407	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
408		650
409	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
410		652
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	656	acceptable.
415		657
416	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
433		675
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
437		677
438	my $busy = 1;	678	my $busy = 1;
439	my @res;	679	my @res;
440		680
441	(async {	681	(async {
442	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	683	@res = eval { $job->() };
444	warn $@ if $@;	684	error $@ if $@;
445	undef $busy;	685	undef $busy;
446	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
447		687
448	while ($busy) {	688	while ($busy) {
449	if (Coro::nready) {	689	if (Coro::nready) {
450	Coro::cede_notself;	690	Coro::cede_notself;
451	} else {	691	} else {
452	Event::one_event;	692	EV::loop EV::LOOP_ONESHOT;
453	}	693	}
454	}	694	}
455		695
456	$time = Event::time - $time;	696	my $time = AE::time - $time;
457		697
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
462		699
463	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
464	} else {	701	} else {
465	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
466		703
…		…
486	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
487		724
488	$coro	725	$coro
489	}	726	}
490		727
491	=item fork_call { }, $args	728	=item fork_call { }, @args
492		729
493	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
494	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
497		734
498	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
499		740
500	sub fork_call(&@) {	741	sub fork_call(&@) {
501	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
502		743
503	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
506		747
507	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
508	reset_signals;	749	cf::post_fork;
509	&$cb	750	&$cb
510	}, @args;	751	} @args;
511		752
512	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
513	}	792	}
514		793
515	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
516		795
517	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
527	within each server.	806	within each server.
528		807
529	=cut	808	=cut
530		809
531	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
532	my ($name) = @_;	814	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
534		816
535	eval {	817	eval {
536	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
546	}	828	}
547		829
548	our $DB;	830	our $DB;
549		831
550	sub db_init {	832	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	833	$DB ||= db_table "db";
553	};
554	}	834	}
555		835
556	sub db_get($$) {	836	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
558		838
559	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
560	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
561		843
562	$! ? ()	844	$! ? ()
563	: $data	845	: $data
564	}
565	}	846	}
566		847
567	sub db_put($$$) {	848	sub db_put($$$) {
568	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		878
598	my @data;	879	my @data;
599	my $md5;	880	my $md5;
600		881
601	for (0 .. $#$src) {	882	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	884	}
605		885
606	# if processing is expensive, check	886	# if processing is expensive, check
607	# checksum first	887	# checksum first
608	if (1) {	888	if (1) {
…		…
621		901
622	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
623	}	903	}
624	}	904	}
625		905
626	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
627	my $data = $process->(\@data);	907	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
629		909
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		911
632	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
635		915
…		…
645		925
646	=cut	926	=cut
647		927
648	sub datalog($@) {	928	sub datalog($@) {
649	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	931	}
652		932
653	=back	933	=back
654		934
655	=cut	935	=cut
656		936
657	#############################################################################	937	#############################################################################
658		938
659	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
660		940
661	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
664		944
665	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	947	Deliantra).
668		948
669	=over 4	949	=over 4
670		950
671	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
672		952
…		…
716	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
717		997
718	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
720		1000
721	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
723		1003
724	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
725		1005
726	=over 4	1006	=over 4
…		…
850		1130
851	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1133
854	} elsif (ref $type) {	1134	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
856		1136
857	} else {	1137	} else {
858	shift @arg;	1138	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
860	}	1140	}
861	}	1141	}
862	}	1142	}
863		1143
864	sub _object_attach {	1144	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
875	}	1155	}
876		1156
877	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
878	} else {	1158	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1160	}
881		1161
882	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
883	}	1163	}
884		1164
…		…
943		1223
944	for (@$callbacks) {	1224	for (@$callbacks) {
945	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
946		1226
947	if ($@) {	1227	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1229	override;
951	}	1230	}
952		1231
953	return 1 if $override;	1232	return 1 if $override;
954	}	1233	}
955		1234
956	0	1235	0
957	}	1236	}
958		1237
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1239
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1241
963	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
964		1243
…		…
1017		1296
1018	sub reattach {	1297	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1299	my ($obj) = @_;
1021		1300
		1301	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1303
1024	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1025		1305
1026	@$registry = ();	1306	@$registry = ();
1027		1307
…		…
1032	for (@$attach) {	1312	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1035	}	1315	}
1036	} else {	1316	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1318	}
1039	}	1319	}
1040	}	1320	}
1041		1321
1042	cf::attachable->attach (	1322	cf::attachable->attach (
1043	prio => -1000000,	1323	prio => -1000000,
1044	on_instantiate => sub {	1324	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1046		1326
1047	$data = from_json $data;	1327	$data = decode_json $data;
1048		1328
1049	for (@$data) {	1329	for (@$data) {
1050	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1051		1331
1052	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1070		1350
1071	sync_job {	1351	sync_job {
1072	if (length $$rdata) {	1352	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1076		1357
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1081	close $fh;	1365	aio_close $fh;
1082		1366
1083	if (@$objs) {	1367	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1089	close $fh;	1376	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1378	}
1092	} else {	1379	} else {
1093	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1094	}	1381	}
1095		1382
1096	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1387	} else {
1098	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1099	}	1389	}
1100	} else {	1390	} else {
1101	aio_unlink $filename;	1391	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1103	}	1393	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1418	$av = $st->{objs};
1129	}	1419	}
1130		1420
1131	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1134		1425
1135	($data, $av)	1426	($data, $av)
1136	}	1427	}
1137		1428
1138	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1142	=cut	1433	=cut
1143		1434
1144	#############################################################################	1435	#############################################################################
1145	# command handling &c	1436	# command handling &c
1146		1437
1147	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1148		1439
1149	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1150	$name.	1441	$name.
1151		1442
1152	=cut	1443	=cut
…		…
1158	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1159		1450
1160	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1161	}	1452	}
1162		1453
1163	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1164		1455
1165	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1166	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1167	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1168	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1169	has logged in successfully.	1460	has logged in successfully.
1170		1461
1171	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1172	called.
1173		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1174	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1175		1470
1176	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1177	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1178	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1179	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1180	log-in.	1475	log-in.
1181		1476
1182	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1183	called.
1184		1478
1185	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1186		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1187	sub register_extcmd {	1486	sub register_extcmd($$) {
1188	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1189		1488
1190	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1191	}	1490	}
1192		1491
1193	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1194	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1195		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1196	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1197	}	1502	}
1198		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1199	cf::player->attach (	1512	cf::player->attach (
1200	on_command => sub {	1513	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1202		1515
1203	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1204	or return;	1517	or return;
1205		1518
…		…
1213	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1214		1527
1215	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1216		1529
1217	if (ref $msg) {	1530	if (ref $msg) {
1218	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1219	"ARRAY" eq ref $msg
1220	? @$msg
1221	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1222		1532
1223	my @reply;
1224
1225	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1226	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1227	}	1551	}
1228		1552
1229	$pl->ext_reply ($reply, @reply)
1230	if $reply;
1231
1232	} else {	1553	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1555	}
1235		1556
1236	cf::override;	1557	cf::override;
1237	},	1558	},
1238	);	1559	);
1239		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1240	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1241	cf::sync_job {	1590	cf::sync_job {
1242	my %todo;	1591	my %todo;
1243		1592
1244	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1594	next unless -r $path;
…		…
1263		1612
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1615
1267	$ext{source} =	1616	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1270	. $source	1619	. $source
1271	. "\n};\n1";	1620	. "\n};\n1";
1272		1621
1273	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1274	}	1623	}
1275		1624
		1625	my $pass = 0;
1276	my %done;	1626	my %done;
1277	while (%todo) {	1627	while (%todo) {
1278	my $progress;	1628	my $progress;
1279		1629
		1630	++$pass;
		1631
		1632	ext:
1280	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1635	next ext
1283	unless exists $done{$_};	1636	unless exists $done{$_};
1284	}	1637	}
1285		1638
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1640
1288	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1293	warn $msg;	1657
1294	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1659	delete $todo{$k};
1296	}	1660	} else {
1297		1661	$done{$k} = delete $todo{$k};
1298	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1299	}	1667	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1668	}
1305		1669
1306	skip:	1670	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1309	}	1680	}
1310	};	1681	};
1311	}	1682	}
1312		1683
1313	#############################################################################	1684	#############################################################################
1314		1685
1315	=back	1686	=back
1316		1687
1317	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1318		1689
1319	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1320		1691
1321	=cut	1692	=cut
1322		1693
1323	package cf::player;	1694	package cf::player;
1324		1695
…		…
1367		1738
1368	sub exists($) {	1739	sub exists($) {
1369	my ($login) = @_;	1740	my ($login) = @_;
1370		1741
1371	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1373	}	1744	}
1374		1745
1375	sub find($) {	1746	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1748	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1761	or return;
1391		1762
1392	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1393	or return;	1764	or return;
		1765
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1397	}	1769	}
1398	}	1770	}
1399	}	1771	}
1400		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1401	sub save($) {	1786	sub save($) {
1402	my ($pl) = @_;	1787	my ($pl) = @_;
1403		1788
1404	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1405		1790
…		…
1408		1793
1409	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1410		1795
1411	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1803
1414	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1805	cf::cede_to_tick;
1416	}	1806	}
1417		1807
…		…
1449	my ($pl) = @_;	1839	my ($pl) = @_;
1450		1840
1451	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1452		1842
1453	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1845
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1459	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1460		1854
1461	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1501		1895
1502	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1503	my $path = path $login;	1897	my $path = path $login;
1504		1898
1505	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1905	}
1511		1906
…		…
1515		1910
1516	\@logins	1911	\@logins
1517	}	1912	}
1518		1913
1519	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1520		1917
1521	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1522	player. May block.	1919	player. May block.
1523		1920
1524	=cut	1921	=cut
…		…
1542	}	1939	}
1543		1940
1544	\@paths	1941	\@paths
1545	}	1942	}
1546		1943
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1945
1549	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597
1598	=item $player->ext_reply ($msgid, @msg)
1599
1600	Sends an ext reply to the player.
1601
1602	=cut
1603
1604	sub ext_reply($$@) {
1605	my ($self, $id, @msg) = @_;
1606
1607	$self->ns->ext_reply ($id, @msg)
1608	}
1609		1947
1610	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1611		1949
1612	Sends an ext event to the client.	1950	Sends an ext event to the client.
1613		1951
…		…
1633		1971
1634	=cut	1972	=cut
1635		1973
1636	sub find_by_path($) {	1974	sub find_by_path($) {
1637	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1638		1978
1639	my ($match, $specificity);	1979	my ($match, $specificity);
1640		1980
1641	for my $region (list) {	1981	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1670		2010
1671	sub generate_random_map {	2011	sub generate_random_map {
1672	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1673	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1674	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}
1686	)
1687	}	2017	}
1688		2018
1689	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1690		2020
1691	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1696		2026
1697	sub register {	2027	sub register {
1698	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	2029	my $pkg = caller;
1700		2030
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		2032
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	2034	}
1706		2035
1707	# also paths starting with '/'	2036	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		2038
1710	sub thawer_merge {	2039	sub thawer_merge {
1711	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1712		2041
1713	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1718	}	2047	}
1719		2048
1720	sub normalise {	2049	sub normalise {
1721	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1722		2051
1723	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1724		2053
1725	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1726		2055
1727	# map plan:	2056	# map plan:
1728	#	2057	#
…		…
1743	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	2073	$path = "$base/$path";
1745	}	2074	}
1746		2075
1747	for ($path) {	2076	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1751	}	2079	}
1752		2080
1753	$path	2081	$path
…		…
1767	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1768	return $self;	2096	return $self;
1769	}	2097	}
1770	}	2098	}
1771		2099
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	2101	()
1774	}	2102	}
1775		2103
		2104	# may re-bless or do other evil things
1776	sub init {	2105	sub init {
1777	my ($self) = @_;	2106	my ($self) = @_;
1778		2107
1779	$self	2108	$self
1780	}	2109	}
…		…
1799		2128
1800	# the temporary/swap location	2129	# the temporary/swap location
1801	sub save_path {	2130	sub save_path {
1802	my ($self) = @_;	2131	my ($self) = @_;
1803		2132
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1806	}	2135	}
1807		2136
1808	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1809	sub uniq_path {	2138	sub uniq_path {
1810	my ($self) = @_;	2139	my ($self) = @_;
1811		2140
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	2143	}
1824		2144
1825	sub decay_objects {	2145	sub decay_objects {
1826	my ($self) = @_;	2146	my ($self) = @_;
1827		2147
…		…
1854	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1855		2175
1856	1	2176	1
1857	}	2177	}
1858		2178
		2179	# used to laod the header of an original map
1859	sub load_header_orig {	2180	sub load_header_orig {
1860	my ($self) = @_;	2181	my ($self) = @_;
1861		2182
1862	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1863	}	2184	}
1864		2185
		2186	# used to laod the header of an instantiated map
1865	sub load_header_temp {	2187	sub load_header_temp {
1866	my ($self) = @_;	2188	my ($self) = @_;
1867		2189
1868	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1869	}	2191	}
1870		2192
		2193	# called after loading the header from an instantiated map
1871	sub prepare_temp {	2194	sub prepare_temp {
1872	my ($self) = @_;	2195	my ($self) = @_;
1873		2196
1874	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1875	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1876	# safety	2199	# safety
1877	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1878	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1879	}	2202	}
1880		2203
		2204	# called after loading the header from an original map
1881	sub prepare_orig {	2205	sub prepare_orig {
1882	my ($self) = @_;	2206	my ($self) = @_;
1883		2207
1884	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1885	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1909		2233
1910	sub find;	2234	sub find;
1911	sub find {	2235	sub find {
1912	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1913		2237
		2238	cf::cede_to_tick;
		2239
1914	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1915		2241
1916	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2244
1919	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1924	or return;	2247	or return;
1925		2248
1926	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1927		2250
…		…
1929	or return;	2252	or return;
1930		2253
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1934	undef $guard1;	2258	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2259	$map->reset;
1937	return find $path;	2260	return find $path;
1938	}	2261	}
1939		2262
1940	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1941	}	2264	}
1942	}	2265	}
1943		2266
1944	sub pre_load { }	2267	sub pre_load { }
1945	sub post_load { }	2268	#sub post_load { } # XS
1946		2269
1947	sub load {	2270	sub load {
1948	my ($self) = @_;	2271	my ($self) = @_;
1949		2272
1950	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1953		2276
1954	{	2277	{
1955	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1956		2279
1957	return unless $self->valid;	2280	return unless $self->valid;
1958	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1959
1960	$self->in_memory (cf::MAP_LOADING);
1961		2282
1962	$self->alloc;	2283	$self->alloc;
1963		2284
1964	$self->pre_load;	2285	$self->pre_load;
1965	cf::cede_to_tick;	2286	cf::cede_to_tick;
1966		2287
		2288	if (exists $self->{load_path}) {
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2290	$f->skip_block;
1969	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1970	or return;	2292	or return;
1971		2293
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1973	if delete $self->{load_original};	2295	if delete $self->{load_original};
1974		2296
1975	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2298	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1978	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1979	$self->clear_unique_items;	2301	$self->clear_unique_items;
1980	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1981	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1982	}	2305	}
1983	}	2306	}
1984	}
1985		2307
1986	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1987		2315
1988	cf::cede_to_tick;	2316	cf::cede_to_tick;
1989	# now do the right thing for maps	2317	# now do the right thing for maps
1990	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1991	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1995	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2324	$self->decay_objects;
1997	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1998	$self->update_buttons;	2326	$self->update_buttons;
1999	cf::cede_to_tick;	2327	cf::cede_to_tick;
2000	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2001	cf::cede_to_tick;
2002	$self->activate;
2003	}	2329	}
2004		2330
2005	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2007
2008	$self->in_memory (cf::MAP_IN_MEMORY);
2009	}	2333	}
2010		2334
2011	$self->post_load;	2335	$self->post_load;
2012	}
2013		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2343	sub customise_for {
2015	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2016		2345
2017	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2347	if $self->per_player;
…		…
2021	# if $self->per_party;	2350	# if $self->per_party;
2022		2351
2023	$self	2352	$self
2024	}	2353	}
2025		2354
2026	# find and load all maps in the 3x3 area around a map
2027	sub load_neighbours {
2028	my ($map) = @_;
2029
2030	my @neigh; # diagonal neighbours
2031
2032	for (0 .. 3) {
2033	my $neigh = $map->tile_path ($_)
2034	or next;
2035	$neigh = find $neigh, $map
2036	or next;
2037	$neigh->load;
2038
2039	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}
2043
2044	for (grep defined $_->[0], @neigh) {
2045	my ($path, $origin) = @$_;
2046	my $neigh = find $path, $origin
2047	or next;
2048	$neigh->load;
2049	}
2050	}
2051
2052	sub find_sync {	2355	sub find_sync {
2053	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2054		2357
2055	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2056	}	2363	}
2057		2364
2058	sub do_load_sync {	2365	sub do_load_sync {
2059	my ($map) = @_;	2366	my ($map) = @_;
2060		2367
		2368	# it's a bug to call this from the main context
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2063		2371
2064	cf::sync_job { $map->load };	2372	$map->load;
2065	}	2373	}
2066		2374
2067	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2069		2377
2070	sub find_async {	2378	sub find_async {
2071	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2072		2380
2073	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2074		2382
2075	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2077	}	2385	}
2078		2386
2079	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2080		2388
2081	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2096		2404
2097	()	2405	()
2098	}	2406	}
2099		2407
		2408	# common code, used by both ->save and ->swapout
2100	sub save {	2409	sub _save {
2101	my ($self) = @_;	2410	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2411
2105	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2106		2413
2107	return unless $self->dirty;	2414	return unless $self->dirty;
2108		2415
…		…
2117		2424
2118	cf::async {	2425	cf::async {
2119	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2121	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2122		2431
2123	if ($uniq) {	2432	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2435	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2437	}
2129	}	2438	}
2130		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2131	sub swap_out {	2448	sub swap_out {
2132	my ($self) = @_;	2449	my ($self) = @_;
2133		2450
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2139	return if $self->players;	2455	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2141	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2142		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2143	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2144		2507
2145	$self->deactivate;	2508	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2510	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2511
2193	$self->unlink_save;	2512	$self->unlink_save;
2194	$self->destroy;	2513	$self->destroy;
2195	}	2514	}
2196		2515
…		…
2204		2523
2205	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2206		2525
2207	$self->unlink_save;	2526	$self->unlink_save;
2208		2527
2209	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2533
…		…
2263		2582
2264	sub unique_maps() {	2583	sub unique_maps() {
2265	[	2584	[
2266	map {	2585	map {
2267	utf8::decode $_;	2586	utf8::decode $_;
2268	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2269	? normalise $_	2590	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2592	]
2273	}	2593	}
2274		2594
2275	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2276		2626
2277	=back	2627	=back
2278		2628
2279	=head3 cf::object	2629	=head3 cf::object
2280		2630
…		…
2284		2634
2285	=over 4	2635	=over 4
2286		2636
2287	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2288		2638
2289	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2290		2641
2291	=cut	2642	=cut
2292		2643
2293	sub inv_recursive_;	2644	sub inv_recursive_;
2294	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2300	}	2651	}
2301		2652
2302	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2303		2654
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2656
2306	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2307		2658
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2309	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2310		2661
2311	=cut	2662	=cut
2312		2663
2313	sub deref {	2664	sub deref {
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2343		2694
2344	=cut	2695	=cut
2345		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2346	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2712	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2728
2364	} else {	2729	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2732	}
2368	}	2733	}
2369	}	2734	}
2370		2735
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2761
2397	=item $player_object->enter_link	2762	=item $player_object->enter_link
2398		2763
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2765
2401	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2403		2770
2404	Will never block.	2771	Will never block.
2405		2772
2406	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2407		2774
…		…
2427	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2795	my ($self) = @_;
2429		2796
2430	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2431		2798
		2799	++$self->{_link_recursion};
		2800
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2802
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2436		2805
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2807	}
2439		2808
2440	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2442		2811
…		…
2459	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2461		2830
2462	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2465		2834
2466	$map->load;	2835	$map->load;
2467	$map->load_neighbours;
2468		2836
2469	return unless $self->contr->active;	2837	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2838
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2474	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2475		2846
		2847	}
		2848
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2850
2478	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2855	be called at the end of this process.
2483		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2484	=cut	2860	=cut
2485		2861
2486	our $GOTOGEN;	2862	our $GOTOGEN;
2487		2863
2488	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2490		2872
2491	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2875
2494	$self->enter_link;	2876	$self->enter_link;
…		…
2514	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2515	}	2897	}
2516	}	2898	}
2517		2899
2518	my $map = eval {	2900	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2520		2902
2521	if ($map) {	2903	if ($map) {
2522	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2906	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2908	}
2527		2909
2528	$map	2910	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2539	}	2921	}
2540		2922
2541	$done->() if $done;	2923	$done->($self) if $done;
2542	})->prio (1);	2924	})->prio (1);
2543	}	2925	}
2544		2926
2545	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2546		2928
…		…
2566	}	2948	}
2567		2949
2568	sub prepare_random_map {	2950	sub prepare_random_map {
2569	my ($exit) = @_;	2951	my ($exit) = @_;
2570		2952
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2955	# that depends on the exit object
2576		2956
2577	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2959	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2584	}	2966	}
2585		2967
2586	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2587		2969
2588	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2591		2973
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2976	undef $fh;
2595	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2596		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2599	}	2985	}
2600	}	2986	}
2601		2987
2602	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2604		2990
2605	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2606		2992
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2993	$self->enter_link;
2619		2994
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2995	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2626		2997
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2629	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2630		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2631	1;	3034	1
2632	}) {	3035	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2637		3040
2638	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	3042	$self->leave_link;
2640	}	3043	}
2641	})->prio (1);	3044	})->prio (1);
2642	}	3045	}
2643		3046
…		…
2655	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2657		3060
2658	utf8::encode $text;	3061	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2660	}	3088	}
2661		3089
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		3091
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2668		3096
2669	=cut	3097	=cut
2670		3098
		3099	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2672	"c/identify" => {	3107	"c/identify" => {
2673	id => "infobox",	3108	id => "infobox",
2674	title => "Identify",	3109	title => "Identify",
2675	reply => undef,	3110	reply => undef,
2676	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	3113	"c/examine" => {
2679	id => "infobox",	3114	id => "infobox",
2680	title => "Examine",	3115	title => "Examine",
2681	reply => undef,	3116	reply => undef,
2682	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2683	},	3124	},
2684	"c/book" => {	3125	"c/book" => {
2685	id => "infobox",	3126	id => "infobox",
2686	title => "Book",	3127	title => "Book",
2687	reply => undef,	3128	reply => undef,
…		…
2691	id => "infobox",	3132	id => "infobox",
2692	title => "Look",	3133	title => "Look",
2693	reply => undef,	3134	reply => undef,
2694	tooltip => "What you saw there",	3135	tooltip => "What you saw there",
2695	},	3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2696	);	3211	);
2697		3212
2698	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2700		3215
2701	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2702		3218
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		3220
2705	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2708		3224
2709	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	3226	$channel = $channel->{id};
2713		3227
2714	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	3233	}
2721		3234
2722	$channel = $channel->{id};	3235	$channel = $channel->{id};
2723	}	3236	}
2724		3237
2725	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2726		3239
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3240	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2731		3243
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3247	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3248
2746	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3250	}
2760		3251
2761	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2762		3253
2763	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2765	=cut	3256	=cut
2766		3257
2767	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2769		3260
2770	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}
2776	}
2777
2778	=item $client->ext_reply ($msgid, @msg)
2779
2780	Sends an ext reply to the client.
2781
2782	=cut
2783
2784	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;
2786
2787	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}
2794	}	3262	}
2795		3263
2796	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2797		3265
2798	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2853	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2854		3322
2855	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2856		3324
2857	if (ref $msg) {	3325	if (ref $msg) {
2858	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2859	"ARRAY" eq ref $msg
2860	? @$msg
2861	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2862		3327
2863	my @reply;
2864
2865	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2866	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2867	}	3346	}
2868
2869	$ns->ext_reply ($reply, @reply)
2870	if $reply;
2871
2872	} else {	3347	} else {
2873	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2874	}	3349	}
2875		3350
2876	cf::override;	3351	cf::override;
2877	},	3352	},
2878	);	3353	);
…		…
2898		3373
2899	$coro	3374	$coro
2900	}	3375	}
2901		3376
2902	cf::client->attach (	3377	cf::client->attach (
2903	on_destroy => sub {	3378	on_client_destroy => sub {
2904	my ($ns) = @_;	3379	my ($ns) = @_;
2905		3380
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3382	},
2908	);	3383	);
…		…
2924	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2925		3400
2926	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2927		3402
2928	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2931	sort time	3406	sort time
2932	));	3407	));
2933		3408
2934	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2937		3412
2938	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2939		3414
2940	cf::object	3415	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2943		3419
2944	cf::object::player	3420	cf::object::player
2945	player	3421	player
2946		3422
2947	cf::player	3423	cf::player
…		…
2952		3428
2953	=cut	3429	=cut
2954		3430
2955	for (	3431	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2962	) {	3438	) {
2963	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2966	for @funs;	3441	for @funs;
2967	}	3442	}
2968		3443
…		…
2983		3458
2984	my $qcode = $code;	3459	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2987		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2988	local $_;	3466	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3467
2991	my $eval =	3468	my $eval =
2992	"do {\n"	3469	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3472	. $code
2996	. "\n}"	3473	. "\n}"
2997	;	3474	;
2998		3475
		3476	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3002		3485
3003	if ($@) {	3486	if ($@) {
3004	warn "$@";	3487	warn "$@",
3005	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3006	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3007	}	3490	}
3008		3491
3009	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3010	}	3493	}
3011		3494
…		…
3025	=cut	3508	=cut
3026		3509
3027	sub register_script_function {	3510	sub register_script_function {
3028	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3029		3512
3030	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3032	}	3515	}
3033		3516
3034	=back	3517	=back
3035		3518
3036	=cut	3519	=cut
3037		3520
3038	#############################################################################	3521	#############################################################################
3039	# the server's init and main functions	3522	# the server's init and main functions
3040		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3041	sub load_facedata($) {	3601	sub load_facedata($) {
3042	my ($path) = @_;	3602	my ($path) = @_;
3043		3603
3044	# HACK to clear player env face cache, we need some signal framework
3045	# for this (global event?)
3046	%ext::player_env::MUSIC_FACE_CACHE = ();
3047
3048	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3049		3605
3050	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3051		3607
3052	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3053	0 < aio_load $path, $facedata
3054	or die "$path: $!";
3055
3056	$facedata = Coro::Storable::thaw $facedata;
3057		3609
3058	$facedata->{version} == 2	3610	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3060		3612
3061	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3062	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3063	type => FT_RSRC,	3615
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3065	};	3617
3066	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3067		3621
3068	{	3622	{
3069	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3070		3624
3071	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3628
3073	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3077		3633	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3078	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3079	}	3636	}
3080		3637
3081	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3639	next unless $info->{smooth};
		3640
3083	my $idx = cf::face::find $face	3641	my $idx = cf::face::find $face
3084	or next;	3642	or next;
		3643
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3647	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3090	}	3649	}
3091
3092	cf::cede_to_tick;
3093	}	3650	}
3094	}	3651	}
3095		3652
3096	{	3653	{
3097	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3098		3655
3099	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3100	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3101	cf::cede_to_tick;
3102	}	3658	}
3103		3659
3104	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3105	}	3661	}
3106		3662
3107	{	3663	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3111		3665
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
		3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3670
3118	if ($info->{type} & 1) {	3671	cf::face::set_type $idx, $type;
3119	# prepend meta info	3672	cf::face::set_csum $idx, 0, $info->{hash};
3120		3673	$cf::face::SIZE[0][$idx] = $info->{size};
3121	my $meta = $enc->encode ({	3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
3122	name => $name,	3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3123	%{ $info->{meta} || {} },	3676	$cf::face::HASH{$info->{hash}} = $idx;
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3677	} else {
3128	$data = $info->{data};	3678	# $RESOURCE{$name} = $info; # unused
3129	}	3679	}
3130
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;
3135	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}	3680	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
		3692
		3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3694
		3695	aio_close $fh if $fh; # close old facedata
3155		3696
3156	1	3697	1
3157	}	3698	}
3158		3699
3159	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
…		…
3161		3702
3162	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
3164	}	3705	}
3165	};	3706	};
		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
3166		3731
3167	sub reload_regions {	3732	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3734	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3735	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3177	if exists $_->{match};	3742	if exists $_->{match};
3178	}	3743	}
3179	}	3744	}
3180		3745
3181	sub reload_facedata {	3746	sub reload_facedata {
3182	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3183	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3184	}	3749	}
3185		3750
3186	sub reload_archetypes {	3751	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references	3754
3190	# this really needs to be done in an extra post-pass	3755	cf::face::set
3191	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
3192	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
3193	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3194	}	3766	}
3195		3767
3196	sub reload_treasures {	3768	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3199	}	3771	}
3200		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3201	sub reload_resources {	3793	sub reload_resources {
3202	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3203		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
3204	reload_regions;	3801	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3802	reload_treasures;
3209		3803
3210	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3805	}
3216		3806
3217	sub reload_config {	3807	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3219	or return;
3220		3809
3221	local $/;	3810	my $config = load_file "$CONFDIR/config";
3222	*CFG = YAML::Syck::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3223		3813
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3225		3815
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3228		3818
3229	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3233	};	3823	};
3234	warn $@ if $@;	3824	warn $@ if $@;
3235	}	3825	}
3236	}	3826	}
3237		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3238	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
3239	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3869	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3871	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3246	};	3873	};
3247		3874
		3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
3248	reload_config;	3889	reload_config;
3249	db_init;	3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3250	load_extensions;	3899	load_extensions;
3251		3900
3252	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3902
		3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3254	}	3918	}
3255		3919
3256	#############################################################################	3920	#############################################################################
3257	# initialisation and cleanup	3921	# initialisation and cleanup
3258		3922
3259	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3260	BEGIN {	3924	BEGIN {
		3925	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3269	},
3270	);	3929	};
3271	}	3930	}
3272	}	3931	}
3273		3932
3274	sub write_runtime {	3933	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3276		3935
3277	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3279		3938
3280	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3940
3282	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3283		3942
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	3944	or return;
3286		3945
3287	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3300		3959
3301	close $fh	3960	close $fh
3302	or return;	3961	or return;
3303		3962
3304	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3964	and return;
3306		3965
3307	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		3967
3309	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
3310	}	4019	}
3311		4020
3312	sub emergency_save() {	4021	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3314		4023
3315	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3316		4030
3317	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3318	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	4040	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	4042	$pl->save;
3327	}	4043	}
3328	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3329		4045
3330	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	4051	$map->valid or next;
3334	$map->save;	4052	$map->save;
3335	}	4053	}
3336	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3337		4055
3338	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3341	};	4084	};
3342		4085
3343	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3344	}	4087	}
3345		4088
3346	sub post_cleanup {	4089	sub post_cleanup {
3347	my ($make_core) = @_;	4090	my ($make_core) = @_;
3348		4091
		4092	IO::AIO::flush;
		4093
3349	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
3351	}	4124	}
3352		4125
3353	sub do_reload_perl() {	4126	sub do_reload_perl() {
3354	# can/must only be called in main	4127	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3356	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3357	return;	4130	return;
3358	}	4131	}
3359		4132
3360	warn "reloading...";	4133	return if $RELOAD++;
3361		4134
3362	warn "entering sync_job";	4135	my $t1 = AE::time;
3363		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
3364	cf::sync_job {	4143	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark
3366	cf::emergency_save;	4144	#cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark
3368		4145
3369	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;
3371
3372	# if anything goes wrong in here, we should simply crash as we already saved
3373
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;
3385	warn "iterate...";
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();	4148	%EXT_CORO = ();
3393		4149
3394	warn "removing commands";	4150	trace "perl_reload: removing commands";
3395	%COMMAND = ();	4151	%COMMAND = ();
3396		4152
3397	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3398	%EXTCMD = ();	4154	%EXTCMD = ();
3399	%EXTICMD = ();	4155	%EXTICMD = ();
3400		4156
3401	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3404		4160
3405	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3406	eval {	4162	eval {
3407	$cb->($pkg);	4163	$cb->($pkg);
3408	1	4164	1
3409	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3410	}	4170	}
3411		4171
3412	warn "... nuking $pkg";
3413	Symbol::delete_package $pkg;
3414	}
3415
3416	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3417	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		4175
3420	warn "... unloading $k";	4176	trace "... unloading $k";
3421	delete $INC{$k};	4177	delete $INC{$k};
3422		4178
3423	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3425		4181
3426	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3427	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3428	}	4187	}
3429		4188
3430	Symbol::delete_package $k;
3431	}
3432
3433	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		4192
3437	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		4196
3441	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3442	# and global variables created in xs	4198	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3444		4200
3445	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3446		4202
3447	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3448	require cf;	4204	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3450		4206
3451	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3452	cf::reload_config;	4208	cf::reload_config;
3453		4209
3454	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3455	cf::load_extensions;	4211	cf::load_extensions;
3456		4212
		4213	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3460	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3463		4221
3464	warn "leaving sync_job";	4222	cf::_post_init 1;
3465		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3466	1	4226	1
3467	} or do {	4227	} or do {
3468	warn $@;	4228	error $@;
3469	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3470	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3471	};	4233	}
3472		4234
3473	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3474	};	4237	};
3475		4238
3476	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3477		4240
3478	sub reload_perl() {	4241	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3481		4244
3482	$RELOAD_WATCHER ||= Event->timer (	4245	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	4246	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	4247
3485	data => WF_AUTOCANCEL,	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	4249	do_reload_perl;
3488	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3489	},	4251	};
3490	);	4252	};
3491	}	4253	}
3492		4254
3493	register_command "reload" => sub {	4255	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
3495		4257
…		…
3500	reload_perl;	4262	reload_perl;
3501	};	4263	};
3502	}	4264	}
3503	};	4265	};
3504		4266
3505	unshift @INC, $LIBDIR;	4267	#############################################################################
3506		4268
3507	my $bug_warning = 0;	4269	my $bug_warning = 0;
3508		4270
3509	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;
3511
3512	sub wait_for_tick {	4271	sub wait_for_tick() {
3513	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4273
3516	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3517	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;
3519	}	4275	}
3520		4276
3521	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3522	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3523	return if $Coro::current == $Coro::main;
3524		4279
3525	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	4282	$signal->wait;
3528	}	4283	}
3529		4284
3530	$TICK_WATCHER = Event->timer (	4285	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3540	return;	4289	return;
3541	}	4290	}
3542		4291
3543	$NOW = $tick_start = Event::time;	4292	cf::one_tick; # one server iteration
3544		4293
3545	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3546		4295
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	4298	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	4300	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3556	};
3557	}	4302	};
		4303	}
3558		4304
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	4306	$sig->send;
3561	}	4307	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3563	$sig->send;
3564	}
3565		4309
3566	$NOW = Event::time;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		4312
3577	_post_tick;	4313	if (0) {
		4314	if ($NEXT_TICK) {
		4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
3578	},	4319	}
3579	);	4320	}
3580		4321
3581	{	4322	{
		4323	# configure BDB
		4324	info "initialising database";
		4325
3582	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		4329
3608	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4337
3615	cf::sync_job {	4338	cf::sync_job {
3616	eval {	4339	eval {
…		…
3626		4349
3627	cf::cleanup "db_env_open(db): $@" if $@;	4350	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4351	};
3629	}	4352	}
3630		4353
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4354	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4355	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4356	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4357	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4359	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4362	};
		4363
		4364	info "database initialised";
3661	}	4365	}
3662		4366
3663	{	4367	{
		4368	# configure IO::AIO
		4369
		4370	info "initialising aio";
3664	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4373	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,	4374	info "aio initialised";
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4375	}
3677		4376
3678	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3679		4379
3680	sub _log_backtrace {	4380	sub _log_backtrace {
3681	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3682		4382
3683	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3684		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3685	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3687	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3688	async {	4393	async {
3689	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3690		4395
3691	my @bt = fork_call {	4396	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4408	}
3704		4409
3705	@funcs	4410	@funcs
3706	};	4411	};
3707		4412
3708	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4416	--$_log_backtrace;
3711	};	4417	};
3712	} else {	4418	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3715	}	4421	}
3716	}	4422	}
3717		4423
3718	# load additional modules	4424	# load additional modules
3719	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3720		4427
3721	END { cf::emergency_save }	4428	END { cf::emergency_save }
3722		4429
3723	1	4430	1
3724		4431

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