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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.616 by root, Mon Aug 10 03:05:30 2015 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 less 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
		602	Coro::cede;
		603
365	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	605
367	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	610	$job->[2]->send;
371	Coro::cede;
372	goto next_job;	611	goto next_job;
373	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	614	}
375	}	615	}
376		616
377	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
379	push @cf::WAIT_FOR_TICK, $signal;
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	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::run EV::RUN_ONESHOT;
450	}	693	}
		694	}
451		695
452	$time = Event::time - $time;	696	my $time = AE::time - $time;
453		697
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
458		699
459	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
460	} else {	701	} else {
461	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
462		703
…		…
482	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
483		724
484	$coro	725	$coro
485	}	726	}
486		727
487	=item fork_call { }, $args	728	=item fork_call { }, @args
488		729
489	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
490	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
493		734
494	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
495		740
496	sub fork_call(&@) {	741	sub fork_call(&@) {
497	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
498		743
499	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)
502
503	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
504	reset_signals;	745	cf::post_fork;
505	&$cb	746	&$cb
506	}, @args;	747	} @args;
507		748
508	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
509	}	788	}
510		789
511	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
512		791
513	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
523	within each server.	802	within each server.
524		803
525	=cut	804	=cut
526		805
527	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
528	my ($name) = @_;	810	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
530		812
531	eval {	813	eval {
532	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
542	}	824	}
543		825
544	our $DB;	826	our $DB;
545		827
546	sub db_init {	828	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	829	$DB ||= db_table "db";
549	};
550	}	830	}
551		831
552	sub db_get($$) {	832	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
554		834
555	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
556	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
557		839
558	$! ? ()	840	$! ? ()
559	: $data	841	: $data
560	}
561	}	842	}
562		843
563	sub db_put($$$) {	844	sub db_put($$$) {
564	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		874
594	my @data;	875	my @data;
595	my $md5;	876	my $md5;
596		877
597	for (0 .. $#$src) {	878	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	880	}
601		881
602	# if processing is expensive, check	882	# if processing is expensive, check
603	# checksum first	883	# checksum first
604	if (1) {	884	if (1) {
…		…
617		897
618	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
619	}	899	}
620	}	900	}
621		901
622	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
623	my $data = $process->(\@data);	903	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
625		905
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		907
628	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
631		911
…		…
641		921
642	=cut	922	=cut
643		923
644	sub datalog($@) {	924	sub datalog($@) {
645	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	927	}
648		928
649	=back	929	=back
650		930
651	=cut	931	=cut
652		932
653	#############################################################################	933	#############################################################################
654		934
655	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
656		936
657	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
660		940
661	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	943	Deliantra).
664		944
665	=over 4	945	=over 4
666		946
667	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
668		948
…		…
712	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
713		993
714	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
716		996
717	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
719		999
720	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
721		1001
722	=over 4	1002	=over 4
…		…
846		1126
847	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1129
850	} elsif (ref $type) {	1130	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
852		1132
853	} else {	1133	} else {
854	shift @arg;	1134	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
856	}	1136	}
857	}	1137	}
858	}	1138	}
859		1139
860	sub _object_attach {	1140	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
871	}	1151	}
872		1152
873	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
874	} else {	1154	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1156	}
877		1157
878	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
879	}	1159	}
880		1160
…		…
939		1219
940	for (@$callbacks) {	1220	for (@$callbacks) {
941	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
942		1222
943	if ($@) {	1223	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1225	override;
947	}	1226	}
948		1227
949	return 1 if $override;	1228	return 1 if $override;
950	}	1229	}
951		1230
952	0	1231	0
953	}	1232	}
954		1233
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1235
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1237
959	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
960		1239
…		…
1013		1292
1014	sub reattach {	1293	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1295	my ($obj) = @_;
1017		1296
		1297	# no longer needed after getting rid of delete_package?
1018	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1019		1299
1020	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1021		1301
1022	@$registry = ();	1302	@$registry = ();
1023		1303
…		…
1028	for (@$attach) {	1308	for (@$attach) {
1029	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1030	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1031	}	1311	}
1032	} else {	1312	} else {
1033	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1034	}	1314	}
1035	}	1315	}
1036	}	1316	}
1037		1317
1038	cf::attachable->attach (	1318	cf::attachable->attach (
1039	prio => -1000000,	1319	prio => -1000000,
1040	on_instantiate => sub {	1320	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1042		1322
1043	$data = from_json $data;	1323	$data = decode_json $data;
1044		1324
1045	for (@$data) {	1325	for (@$data) {
1046	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1047		1327
1048	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1065	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1066		1346
1067	sync_job {	1347	sync_job {
1068	if (length $$rdata) {	1348	if (length $$rdata) {
1069	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1072		1353
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1077	close $fh;	1361	aio_close $fh;
1078		1362
1079	if (@$objs) {	1363	if (@$objs) {
1080	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1081	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1084	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1085	close $fh;	1372	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1374	}
1088	} else {	1375	} else {
1089	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1090	}	1377	}
1091		1378
1092	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1093	} else {	1383	} else {
1094	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1095	}	1385	}
1096	} else {	1386	} else {
1097	aio_unlink $filename;	1387	aio_unlink $filename;
1098	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1099	}	1389	}
…		…
1118		1408
1119	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1411	or return;
1122		1412
1123	my $st = eval { Coro::Storable::thaw $av }	1413	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1414	$av = $st->{objs};
1126	}	1415	}
1127		1416
1128	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1130	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1131		1421
1132	($data, $av)	1422	($data, $av)
1133	}	1423	}
1134		1424
1135	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1139	=cut	1429	=cut
1140		1430
1141	#############################################################################	1431	#############################################################################
1142	# command handling &c	1432	# command handling &c
1143		1433
1144	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1145		1435
1146	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1147	$name.	1437	$name.
1148		1438
1149	=cut	1439	=cut
…		…
1155	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1156		1446
1157	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1158	}	1448	}
1159		1449
1160	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1161		1451
1162	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1163	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1164	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1165	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1166	has logged in successfully.	1456	has logged in successfully.
1167		1457
1168	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1169	called.
1170		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1171	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1172		1466
1173	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1174	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1175	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1176	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1177	log-in.	1471	log-in.
1178		1472
1179	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1180	called.
1181		1474
1182	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1183		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1184	sub register_extcmd {	1482	sub register_extcmd($$) {
1185	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1186		1484
1187	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1188	}	1486	}
1189		1487
1190	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1191	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1192		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1193	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1194	}	1498	}
1195		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1196	cf::player->attach (	1508	cf::player->attach (
1197	on_command => sub {	1509	on_unknown_command => sub {
1198	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1199		1511
1200	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1201	or return;	1513	or return;
1202		1514
…		…
1210	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1211		1523
1212	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1213		1525
1214	if (ref $msg) {	1526	if (ref $msg) {
1215	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1216	"ARRAY" eq ref $msg
1217	? @$msg
1218	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1219		1528
1220	my @reply;
1221
1222	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1223	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1224	}	1547	}
1225		1548
1226	$pl->ext_reply ($reply, @reply)
1227	if $reply;
1228
1229	} else {	1549	} else {
1230	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1231	}	1551	}
1232		1552
1233	cf::override;	1553	cf::override;
1234	},	1554	},
1235	);	1555	);
1236		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1237	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1238	cf::sync_job {	1586	cf::sync_job {
1239	my %todo;	1587	my %todo;
1240		1588
1241	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1242	next unless -r $path;	1590	next unless -r $path;
…		…
1260		1608
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1611
1264	$ext{source} =	1612	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1266	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1267	. $source	1615	. $source
1268	. "\n};\n1";	1616	. "\n};\n1";
1269		1617
1270	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1271	}	1619	}
1272		1620
		1621	my $pass = 0;
1273	my %done;	1622	my %done;
1274	while (%todo) {	1623	while (%todo) {
1275	my $progress;	1624	my $progress;
1276		1625
		1626	++$pass;
		1627
		1628	ext:
1277	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1278	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1279	goto skip	1631	next ext
1280	unless exists $done{$_};	1632	unless exists $done{$_};
1281	}	1633	}
1282		1634
1283	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1284		1636
1285	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1286	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1287	: "$v->{base}: extension inactive.\n";
1288		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1289	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1290	warn $msg;	1653
1291	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1292	exit 1;	1655	delete $todo{$k};
1293	}	1656	} else {
1294		1657	$done{$k} = delete $todo{$k};
1295	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1296	}	1663	}
1297
1298	$done{$k} = delete $todo{$k};
1299	push @EXTS, $v->{pkg};
1300	$progress = 1;
1301	}	1664	}
1302		1665
1303	skip:	1666	unless ($progress) {
1304	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1305	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1306	}	1676	}
1307	};	1677	};
1308	}	1678	}
1309		1679
1310	#############################################################################	1680	#############################################################################
1311		1681
1312	=back	1682	=back
1313		1683
1314	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1315		1685
1316	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1317		1687
1318	=cut	1688	=cut
1319		1689
1320	package cf::player;	1690	package cf::player;
1321		1691
…		…
1364		1734
1365	sub exists($) {	1735	sub exists($) {
1366	my ($login) = @_;	1736	my ($login) = @_;
1367		1737
1368	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1369	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1370	}	1740	}
1371		1741
1372	sub find($) {	1742	sub find($) {
1373	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1374	my $login = $_[0];	1744	my $login = $_[0];
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1757	or return;
1388		1758
1389	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1390	or return;	1760	or return;
		1761
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1394	}	1765	}
1395	}	1766	}
1396	}	1767	}
1397		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1398	sub save($) {	1782	sub save($) {
1399	my ($pl) = @_;	1783	my ($pl) = @_;
1400		1784
1401	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1402		1786
…		…
1405		1789
1406	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1407		1791
1408	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1409	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1410		1799
1411	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1801	cf::cede_to_tick;
1413	}	1802	}
1414		1803
…		…
1446	my ($pl) = @_;	1835	my ($pl) = @_;
1447		1836
1448	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1449		1838
1450	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1451	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1452		1841
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1454	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1456	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1457		1850
1458	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1460	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1498		1891
1499	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1500	my $path = path $login;	1893	my $path = path $login;
1501		1894
1502	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1901	}
1508		1902
…		…
1512		1906
1513	\@logins	1907	\@logins
1514	}	1908	}
1515		1909
1516	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1517		1913
1518	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1519	player. May block.	1915	player. May block.
1520		1916
1521	=cut	1917	=cut
…		…
1539	}	1935	}
1540		1936
1541	\@paths	1937	\@paths
1542	}	1938	}
1543		1939
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1545		1941
1546	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1547
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594
1595	=item $player->ext_reply ($msgid, @msg)
1596
1597	Sends an ext reply to the player.
1598
1599	=cut
1600
1601	sub ext_reply($$@) {
1602	my ($self, $id, @msg) = @_;
1603
1604	$self->ns->ext_reply ($id, @msg)
1605	}
1606		1943
1607	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1608		1945
1609	Sends an ext event to the client.	1946	Sends an ext event to the client.
1610		1947
…		…
1630		1967
1631	=cut	1968	=cut
1632		1969
1633	sub find_by_path($) {	1970	sub find_by_path($) {
1634	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1635		1974
1636	my ($match, $specificity);	1975	my ($match, $specificity);
1637		1976
1638	for my $region (list) {	1977	for my $region (list) {
1639	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1665	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1667		2006
1668	sub generate_random_map {	2007	sub generate_random_map {
1669	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1670	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1671	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1675	$rmp->{exit_on_final_map},
1676	$rmp->{xsize}, $rmp->{ysize},
1677	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1678	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1679	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1680	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1681	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1682	(cf::region::find $rmp->{region}), $rmp->{custom}
1683	)
1684	}	2013	}
1685		2014
1686	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1687		2016
1688	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1693		2022
1694	sub register {	2023	sub register {
1695	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1696	my $pkg = caller;	2025	my $pkg = caller;
1697		2026
1698	no strict;
1699	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1700		2028
1701	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1702	}	2030	}
1703		2031
1704	# also paths starting with '/'	2032	# also paths starting with '/'
1705	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1706		2034
1707	sub thawer_merge {	2035	sub thawer_merge {
1708	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1709		2037
1710	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1715	}	2043	}
1716		2044
1717	sub normalise {	2045	sub normalise {
1718	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1719		2047
1720	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1721		2049
1722	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1723		2051
1724	# map plan:	2052	# map plan:
1725	#	2053	#
…		…
1740	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1741	$path = "$base/$path";	2069	$path = "$base/$path";
1742	}	2070	}
1743		2071
1744	for ($path) {	2072	for ($path) {
1745	redo if s{//}{/};
1746	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1747	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1748	}	2075	}
1749		2076
1750	$path	2077	$path
…		…
1764	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1765	return $self;	2092	return $self;
1766	}	2093	}
1767	}	2094	}
1768		2095
1769	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1770	()	2097	()
1771	}	2098	}
1772		2099
		2100	# may re-bless or do other evil things
1773	sub init {	2101	sub init {
1774	my ($self) = @_;	2102	my ($self) = @_;
1775		2103
1776	$self	2104	$self
1777	}	2105	}
…		…
1796		2124
1797	# the temporary/swap location	2125	# the temporary/swap location
1798	sub save_path {	2126	sub save_path {
1799	my ($self) = @_;	2127	my ($self) = @_;
1800		2128
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1803	}	2131	}
1804		2132
1805	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1806	sub uniq_path {	2134	sub uniq_path {
1807	my ($self) = @_;	2135	my ($self) = @_;
1808		2136
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1811	}
1812
1813	# and all this just because we cannot iterate over
1814	# all maps in C++...
1815	sub change_all_map_light {
1816	my ($change) = @_;
1817
1818	$_->change_map_light ($change)
1819	for grep $_->outdoor, values %cf::MAP;
1820	}	2139	}
1821		2140
1822	sub decay_objects {	2141	sub decay_objects {
1823	my ($self) = @_;	2142	my ($self) = @_;
1824		2143
…		…
1851	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1852		2171
1853	1	2172	1
1854	}	2173	}
1855		2174
		2175	# used to laod the header of an original map
1856	sub load_header_orig {	2176	sub load_header_orig {
1857	my ($self) = @_;	2177	my ($self) = @_;
1858		2178
1859	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1860	}	2180	}
1861		2181
		2182	# used to laod the header of an instantiated map
1862	sub load_header_temp {	2183	sub load_header_temp {
1863	my ($self) = @_;	2184	my ($self) = @_;
1864		2185
1865	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1866	}	2187	}
1867		2188
		2189	# called after loading the header from an instantiated map
1868	sub prepare_temp {	2190	sub prepare_temp {
1869	my ($self) = @_;	2191	my ($self) = @_;
1870		2192
1871	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1872	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1873	# safety	2195	# safety
1874	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1875	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1876	}	2198	}
1877		2199
		2200	# called after loading the header from an original map
1878	sub prepare_orig {	2201	sub prepare_orig {
1879	my ($self) = @_;	2202	my ($self) = @_;
1880		2203
1881	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1882	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1906		2229
1907	sub find;	2230	sub find;
1908	sub find {	2231	sub find {
1909	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1910		2233
		2234	cf::cede_to_tick;
		2235
1911	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1912		2237
1913	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1915		2240
1916	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1919
1920	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1921	or return;	2243	or return;
1922		2244
1923	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1924		2246
…		…
1926	or return;	2248	or return;
1927		2249
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1931	undef $guard1;	2254	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	2255	$map->reset;
1934	return find $path;	2256	return find $path;
1935	}	2257	}
1936		2258
1937	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1938	}	2260	}
1939	}	2261	}
1940		2262
1941	sub pre_load { }	2263	sub pre_load { }
1942	sub post_load { }	2264	#sub post_load { } # XS
1943		2265
1944	sub load {	2266	sub load {
1945	my ($self) = @_;	2267	my ($self) = @_;
1946		2268
1947	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1950		2272
1951	{	2273	{
1952	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1953		2275
1954	return unless $self->valid;	2276	return unless $self->valid;
1955	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1956
1957	$self->in_memory (cf::MAP_LOADING);
1958		2278
1959	$self->alloc;	2279	$self->alloc;
1960		2280
1961	$self->pre_load;	2281	$self->pre_load;
1962	cf::cede_to_tick;	2282	cf::cede_to_tick;
1963		2283
		2284	if (exists $self->{load_path}) {
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2286	$f->skip_block;
1966	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1967	or return;	2288	or return;
1968		2289
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1970	if delete $self->{load_original};	2291	if delete $self->{load_original};
1971		2292
1972	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2294	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1975	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1976	$self->clear_unique_items;	2297	$self->clear_unique_items;
1977	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1978	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1979	}	2301	}
1980	}	2302	}
1981	}
1982		2303
1983	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1984		2311
1985	cf::cede_to_tick;	2312	cf::cede_to_tick;
1986	# now do the right thing for maps	2313	# now do the right thing for maps
1987	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1988	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1992	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1993	$self->decay_objects;	2320	$self->decay_objects;
1994	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1995	$self->update_buttons;	2322	$self->update_buttons;
1996	cf::cede_to_tick;	2323	cf::cede_to_tick;
1997	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1998	cf::cede_to_tick;
1999	$self->activate;
2000	}	2325	}
2001		2326
2002	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2004
2005	$self->in_memory (cf::MAP_IN_MEMORY);
2006	}	2329	}
2007		2330
2008	$self->post_load;	2331	$self->post_load;
2009	}
2010		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2011	sub customise_for {	2339	sub customise_for {
2012	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2013		2341
2014	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2015	if $self->per_player;	2343	if $self->per_player;
…		…
2018	# if $self->per_party;	2346	# if $self->per_party;
2019		2347
2020	$self	2348	$self
2021	}	2349	}
2022		2350
2023	# find and load all maps in the 3x3 area around a map
2024	sub load_neighbours {
2025	my ($map) = @_;
2026
2027	my @neigh; # diagonal neighbours
2028
2029	for (0 .. 3) {
2030	my $neigh = $map->tile_path ($_)
2031	or next;
2032	$neigh = find $neigh, $map
2033	or next;
2034	$neigh->load;
2035
2036	push @neigh,
2037	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2038	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2039	}
2040
2041	for (grep defined $_->[0], @neigh) {
2042	my ($path, $origin) = @$_;
2043	my $neigh = find $path, $origin
2044	or next;
2045	$neigh->load;
2046	}
2047	}
2048
2049	sub find_sync {	2351	sub find_sync {
2050	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2051		2353
2052	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2053	}	2359	}
2054		2360
2055	sub do_load_sync {	2361	sub do_load_sync {
2056	my ($map) = @_;	2362	my ($map) = @_;
2057		2363
		2364	# it's a bug to call this from the main context
2058	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2059	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2060		2367
2061	cf::sync_job { $map->load };	2368	$map->load;
2062	}	2369	}
2063		2370
2064	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2065	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2066		2373
2067	sub find_async {	2374	sub find_async {
2068	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2069		2376
2070	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2071		2378
2072	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2074	}	2381	}
2075		2382
2076	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2077		2384
2078	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2092	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2093		2400
2094	()	2401	()
2095	}	2402	}
2096		2403
		2404	# common code, used by both ->save and ->swapout
2097	sub save {	2405	sub _save {
2098	my ($self) = @_;	2406	my ($self) = @_;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2407
2102	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2103		2409
2104	return unless $self->dirty;	2410	return unless $self->dirty;
2105		2411
…		…
2114		2420
2115	cf::async {	2421	cf::async {
2116	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2118	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2119		2427
2120	if ($uniq) {	2428	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2431	} else {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2125	}	2433	}
2126	}	2434	}
2127		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2128	sub swap_out {	2444	sub swap_out {
2129	my ($self) = @_;	2445	my ($self) = @_;
2130		2446
2131	# save first because save cedes
2132	$self->save;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2136	return if $self->players;	2451	return if $self->players;
2137	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2138	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2139		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2140	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2141		2503
2142	$self->deactivate;	2504	$self->deactivate;
2143	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2144	$self->clear;	2506	$self->clear;
2145	}
2146
2147	sub reset_at {
2148	my ($self) = @_;
2149
2150	# TODO: safety, remove and allow resettable per-player maps
2151	return 1e99 if $self->{deny_reset};
2152
2153	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2154	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2155
2156	$time + $to
2157	}
2158
2159	sub should_reset {
2160	my ($self) = @_;
2161
2162	$self->reset_at <= $cf::RUNTIME
2163	}
2164
2165	sub reset {
2166	my ($self) = @_;
2167
2168	my $lock = cf::lock_acquire "map_data:$self->{path}";
2169
2170	return if $self->players;
2171
2172	warn "resetting map ", $self->path;
2173
2174	$self->in_memory (cf::MAP_SWAPPED);
2175
2176	# need to save uniques path
2177	unless ($self->{deny_save}) {
2178	my $uniq = $self->uniq_path; utf8::encode $uniq;
2179
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2181	if $uniq;
2182	}
2183
2184	delete $cf::MAP{$self->path};
2185
2186	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;
2189		2507
2190	$self->unlink_save;	2508	$self->unlink_save;
2191	$self->destroy;	2509	$self->destroy;
2192	}	2510	}
2193		2511
…		…
2201		2519
2202	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2203		2521
2204	$self->unlink_save;	2522	$self->unlink_save;
2205		2523
2206	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2207	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2208	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2209	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2210	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2211		2529
…		…
2260		2578
2261	sub unique_maps() {	2579	sub unique_maps() {
2262	[	2580	[
2263	map {	2581	map {
2264	utf8::decode $_;	2582	utf8::decode $_;
2265	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2266	? normalise $_	2586	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2588	]
2270	}	2589	}
2271		2590
2272	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2273		2622
2274	=back	2623	=back
2275		2624
2276	=head3 cf::object	2625	=head3 cf::object
2277		2626
…		…
2281		2630
2282	=over 4	2631	=over 4
2283		2632
2284	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2285		2634
2286	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2287		2637
2288	=cut	2638	=cut
2289		2639
2290	sub inv_recursive_;	2640	sub inv_recursive_;
2291	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2297	}	2647	}
2298		2648
2299	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2300		2650
2301	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2302		2652
2303	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2304		2654
2305	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2306	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2307		2657
2308	=cut	2658	=cut
2309		2659
2310	sub deref {	2660	sub deref {
…		…
2338	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2339	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2340		2690
2341	=cut	2691	=cut
2342		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2343	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2708	# with dialog boxes.
2345	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2346	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2724
2361	} else {	2725	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2728	}
2365	}	2729	}
2366	}	2730	}
2367		2731
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2378	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2379		2743
2380	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2381	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2382		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2383	=cut	2772	=cut
2384		2773
2385	sub cf::object::player::may {	2774	sub cf::object::player::may {
2386	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2387		2776
2388	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2389	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2390	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2391	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2392	}	2781	}
2393		2782
2394	=item $player_object->enter_link	2783	=item $player_object->enter_link
2395		2784
2396	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2397		2786
2398	The player should be reasonably safe there for short amounts of time. You	2787	The player should be reasonably safe there for short amounts of time (e.g.
2399	I<MUST> call C<leave_link> as soon as possible, though.	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2789	though, as the player cannot control the character while it is on the link
		2790	map.
2400		2791
2401	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2402		2799
2403	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2404		2801
2405	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2406	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2424	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2425	my ($self) = @_;	2822	my ($self) = @_;
2426		2823
2427	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2428		2825
		2826	++$self->{_link_recursion};
		2827
2429	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2430		2829
2431	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2432	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2433		2832
2434	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2435	}	2834	}
2436		2835
2437	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2438	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2439		2838
…		…
2456	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2457	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2458		2857
2459	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2460	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2461	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2462		2861
2463	$map->load;	2862	$map->load;
2464	$map->load_neighbours;
2465		2863
2466	return unless $self->contr->active;	2864	return unless $self->contr->active;
2467	$self->activate_recursive;
2468		2865
2469	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2470	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2471	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2472		2873
		2874	}
		2875
2473	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2474		2877
2475	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2476	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2477	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2478	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
2479	be called at the end of this process.	2882	be called at the end of this process.
2480		2883
		2884	Note that $check will be called with a potentially non-loaded map, so if
		2885	it needs a loaded map it has to call C<< ->load >>.
		2886
2481	=cut	2887	=cut
2482		2888
2483	our $GOTOGEN;	2889	our $GOTOGEN;
2484		2890
2485	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2486	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2487		2899
2488	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2489	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2490		2902
2491	$self->enter_link;	2903	$self->enter_link;
…		…
2511	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2512	}	2924	}
2513	}	2925	}
2514		2926
2515	my $map = eval {	2927	my $map = eval {
2516	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2517		2929
2518	if ($map) {	2930	if ($map) {
2519	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2520	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2521	} else {	2933	} else {
2522	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2523	}	2935	}
2524		2936
2525	$map	2937	$map
…		…
2533	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2534	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2535	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2536	}	2948	}
2537		2949
2538	$done->() if $done;	2950	$done->($self) if $done;
2539	})->prio (1);	2951	})->prio (1);
2540	}	2952	}
2541		2953
2542	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2543		2955
…		…
2563	}	2975	}
2564		2976
2565	sub prepare_random_map {	2977	sub prepare_random_map {
2566	my ($exit) = @_;	2978	my ($exit) = @_;
2567		2979
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2982	# that depends on the exit object
2573		2983
2574	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2986	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2581	}	2993	}
2582		2994
2583	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2584		2996
2585	my $data = cf::to_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2588		3000
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	3003	undef $fh;
2592	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2593		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2596	}	3012	}
2597	}	3013	}
2598		3014
2599	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2601		3017
2602	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2603		3019
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	3020	$self->enter_link;
2616		3021
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	3022	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3023	$Coro::current->{desc} = "enter_exit";
2623		3024
2624	$self->deactivate_recursive; # just to be sure
2625	unless (eval {	3025	unless (eval {
		3026	$self->deactivate_recursive; # just to be sure
		3027
		3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3029	my $x = $exit->stats->hp;
		3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
		3054
2626	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2627		3056
		3057	# if exit is damned, update players death & WoR home-position
		3058	$self->contr->savebed ($map, $x, $y)
		3059	if $exit->flag (cf::FLAG_DAMNED);
		3060
2628	1;	3061	1
2629	}) {	3062	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2631	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2632	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2634		3067
2635	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2636	$self->leave_link;	3069	$self->leave_link;
2637	}	3070	}
2638	})->prio (1);	3071	})->prio (1);
2639	}	3072	}
2640		3073
2641	=head3 cf::client	3074	=head3 cf::client
2642		3075
2643	=over 4	3076	=over 4
2644		3077
2645	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2646		3079
2647	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2648	should not be used under normal circumstances.	3081	them as required.
2649		3082
2650	=cut	3083	=cut
2651		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2652	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2653	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2654		3089
2655	utf8::encode $text;	3090	# try lzf for large packets
2656	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2657	}	3101	}
2658		3102
2659	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2660		3104
2661	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2662	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2665		3109
2666	=cut	3110	=cut
2667		3111
		3112	# non-persistent channels (usually the info channel)
2668	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2669	"c/identify" => {	3120	"c/identify" => {
2670	id => "infobox",	3121	id => "infobox",
2671	title => "Identify",	3122	title => "Identify",
2672	reply => undef,	3123	reply => undef,
2673	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2676	id => "infobox",	3127	id => "infobox",
2677	title => "Examine",	3128	title => "Examine",
2678	reply => undef,	3129	reply => undef,
2679	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
2680	},	3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
		3137	},
		3138	"c/book" => {
		3139	id => "infobox",
		3140	title => "Book",
		3141	reply => undef,
		3142	tooltip => "The contents of a note or book",
		3143	},
2681	"c/lookat" => {	3144	"c/lookat" => {
2682	id => "infobox",	3145	id => "infobox",
2683	title => "Look",	3146	title => "Look",
2684	reply => undef,	3147	reply => undef,
2685	tooltip => "What you saw there",	3148	tooltip => "What you saw there",
2686	},	3149	},
		3150	"c/who" => {
		3151	id => "infobox",
		3152	title => "Players",
		3153	reply => undef,
		3154	tooltip => "Shows players who are currently online",
		3155	},
		3156	"c/body" => {
		3157	id => "infobox",
		3158	title => "Body Parts",
		3159	reply => undef,
		3160	tooltip => "Shows which body parts you posess and are available",
		3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
		3168	"c/skills" => {
		3169	id => "infobox",
		3170	title => "Skills",
		3171	reply => undef,
		3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
		3197	},
		3198	"c/uptime" => {
		3199	id => "infobox",
		3200	title => "Uptime",
		3201	reply => undef,
		3202	tooltip => "How long the server has been running since last restart",
		3203	},
		3204	"c/mapinfo" => {
		3205	id => "infobox",
		3206	title => "Map Info",
		3207	reply => undef,
		3208	tooltip => "Information related to the maps",
		3209	},
		3210	"c/party" => {
		3211	id => "party",
		3212	title => "Party",
		3213	reply => "gsay ",
		3214	tooltip => "Messages and chat related to your party",
		3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2687	);	3230	);
2688		3231
2689	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2691		3234
2692	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2693		3237
2694	$color &= cf::NDI_CLIENT_MASK; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2695		3239
2696	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2697	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2698	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2699		3243
2700	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2701	if $self->can_msg;
2702
2703	$channel = $channel->{id};	3245	$channel = $channel->{id};
2704		3246
2705	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2706	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2707	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2708	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2709	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711	}	3252	}
2712		3253
2713	$channel = $channel->{id};	3254	$channel = $channel->{id};
2714	}	3255	}
2715		3256
2716	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2717		3258
2718	if ($self->can_msg) {
2719	# default colour, mask it out	3259	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2722		3262
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	3263	my $pkt = "msg "
		3264	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2725	} else {	3266	);
2726	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {
2729	1 while
2730	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2731	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2732	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2733	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2734	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2735	}
2736		3267
2737	$color &= cf::NDI_COLOR_MASK;	3268	$self->send_big_packet ($pkt);
2738
2739	utf8::encode $msg;
2740
2741	if (0 && $msg =~ /\[/) {
2742	# COMMAND/INFO
2743	$self->send_packet ("drawextinfo $color 10 8 $msg")
2744	} else {
2745	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2746	$self->send_packet ("drawinfo $color $msg")
2747	}
2748	}
2749	}
2750	}	3269	}
2751		3270
2752	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2753		3272
2754	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2756	=cut	3275	=cut
2757		3276
2758	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2759	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2760		3279
2761	if ($self->extcmd == 2) {
2762	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2763	} elsif ($self->extcmd == 1) { # TODO: remove
2764	push @msg, msgtype => "event_$type";
2765	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2766	}
2767	}
2768
2769	=item $client->ext_reply ($msgid, @msg)
2770
2771	Sends an ext reply to the client.
2772
2773	=cut
2774
2775	sub cf::client::ext_reply($$@) {
2776	my ($self, $id, @msg) = @_;
2777
2778	if ($self->extcmd == 2) {
2779	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2780	} elsif ($self->extcmd == 1) {
2781	#TODO: version 1, remove
2782	unshift @msg, msgtype => "reply", msgid => $id;
2783	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2784	}
2785	}	3281	}
2786		3282
2787	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2788		3284
2789	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2809		3305
2810	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2811	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2812		3308
2813	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2814	}	3349	}
2815		3350
2816	cf::client->attach (	3351	cf::client->attach (
2817	on_connect => sub {	3352	on_connect => sub {
2818	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2844	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2845		3380
2846	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2847		3382
2848	if (ref $msg) {	3383	if (ref $msg) {
2849	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2850	"ARRAY" eq ref $msg
2851	? @$msg
2852	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2853		3385
2854	my @reply;
2855
2856	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2857	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2858	}	3404	}
2859
2860	$ns->ext_reply ($reply, @reply)
2861	if $reply;
2862
2863	} else {	3405	} else {
2864	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2865	}	3407	}
2866		3408
2867	cf::override;	3409	cf::override;
2868	},	3410	},
2869	);	3411	);
…		…
2889		3431
2890	$coro	3432	$coro
2891	}	3433	}
2892		3434
2893	cf::client->attach (	3435	cf::client->attach (
2894	on_destroy => sub {	3436	on_client_destroy => sub {
2895	my ($ns) = @_;	3437	my ($ns) = @_;
2896		3438
2897	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2898	},	3440	},
2899	);	3441	);
…		…
2915	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
2916		3458
2917	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
2918		3460
2919	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
2920	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
2921	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
2922	sort time	3464	sort time
2923	));	3465	));
2924		3466
2925	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
2928		3470
2929	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
2930		3472
2931	cf::object	3473	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3475	insert remove name archname title slaying race decrease split
		3476	value
2934		3477
2935	cf::object::player	3478	cf::object::player
2936	player	3479	player
2937		3480
2938	cf::player	3481	cf::player
…		…
2943		3486
2944	=cut	3487	=cut
2945		3488
2946	for (	3489	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3492	decrease split destroy change_exp value msg lore send_msg)],
2950	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
2952	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
2953	) {	3496	) {
2954	no strict 'refs';
2955	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
2956	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2957	for @funs;	3499	for @funs;
2958	}	3500	}
2959		3501
…		…
2974		3516
2975	my $qcode = $code;	3517	my $qcode = $code;
2976	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2977	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
2978		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
2979	local $_;	3524	local $_;
2980	local @safe::cf::_safe_eval_args = values %vars;
2981		3525
2982	my $eval =	3526	my $eval =
2983	"do {\n"	3527	"do {\n"
2984	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2985	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
2986	. $code	3530	. $code
2987	. "\n}"	3531	. "\n}"
2988	;	3532	;
2989		3533
		3534	if ($CFG{safe_eval}) {
2990	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
2991	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2992	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
2993		3543
2994	if ($@) {	3544	if ($@) {
2995	warn "$@";	3545	warn "$@",
2996	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
2997	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
2998	}	3548	}
2999		3549
3000	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3001	}	3551	}
3002		3552
…		…
3016	=cut	3566	=cut
3017		3567
3018	sub register_script_function {	3568	sub register_script_function {
3019	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3020		3570
3021	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3022	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3023	}	3573	}
3024		3574
3025	=back	3575	=back
3026		3576
3027	=cut	3577	=cut
3028		3578
3029	#############################################################################	3579	#############################################################################
3030	# the server's init and main functions	3580	# the server's init and main functions
3031		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3032	sub load_facedata($) {	3659	sub load_facedata($) {
3033	my ($path) = @_;	3660	my ($path) = @_;
3034		3661
3035	# HACK to clear player env face cache, we need some signal framework
3036	# for this (global event?)
3037	%ext::player_env::MUSIC_FACE_CACHE = ();
3038
3039	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3040		3663
3041	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3042		3665
3043	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3044	0 < aio_load $path, $facedata
3045	or die "$path: $!";
3046
3047	$facedata = Coro::Storable::thaw $facedata;
3048		3667
3049	$facedata->{version} == 2	3668	$facedata->{version} == 2
3050	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3051		3670
3052	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3053	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3054	type => FT_RSRC,	3673
3055	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3056	};	3675
3057	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3058		3679
3059	{	3680	{
3060	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3061		3682
3062	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3686
3064	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3068		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3069	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3070	}	3694	}
3071		3695
3072	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3697	next unless $info->{smooth};
		3698
3074	my $idx = cf::face::find $face	3699	my $idx = cf::face::find $face
3075	or next;	3700	or next;
		3701
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3705	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3081	}	3707	}
3082
3083	cf::cede_to_tick;
3084	}	3708	}
3085	}	3709	}
3086		3710
3087	{	3711	{
3088	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3089		3713
3090	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3091	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3092	cf::cede_to_tick;
3093	}	3716	}
3094		3717
3095	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3096	}	3719	}
3097		3720
3098	{	3721	{
3099	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3102		3723
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
		3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;
3108		3728
3109	if ($info->{type} & 1) {	3729	cf::face::set_type $idx, $type;
3110	# prepend meta info	3730	cf::face::set_csum $idx, 0, $info->{hash};
3111		3731	$cf::face::SIZE[0][$idx] = $info->{size};
3112	my $meta = $enc->encode ({	3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
3113	name => $name,	3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3114	%{ $info->{meta} || {} },	3734	$cf::face::HASH{$info->{hash}} = $idx;
3115	});
3116
3117	$data = pack "(w/a*)*", $meta, $info->{data};
3118	} else {	3735	} else {
3119	$data = $info->{data};	3736	# $RESOURCE{$name} = $info; # unused
3120	}	3737	}
3121
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;
3126	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}	3738	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
		3750
		3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3752
		3753	aio_close $fh if $fh; # close old facedata
3146		3754
3147	1	3755	1
3148	}	3756	}
3149		3757
3150	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
…		…
3152		3760
3153	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3762	$ns->fx_want ($k, $v);
3155	}	3763	}
3156	};	3764	};
		3765
		3766	sub load_resource_file($) {
		3767	my $guard = lock_acquire "load_resource_file";
		3768
		3769	my $status = load_resource_file_ $_[0];
		3770	get_slot 0.1, 100;
		3771	cf::arch::commit_load;
		3772
		3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
		3788	}
3157		3789
3158	sub reload_regions {	3790	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3792	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3793	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3168	if exists $_->{match};	3800	if exists $_->{match};
3169	}	3801	}
3170	}	3802	}
3171		3803
3172	sub reload_facedata {	3804	sub reload_facedata {
3173	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3174	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3175	}	3807	}
3176		3808
3177	sub reload_archetypes {	3809	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references	3812
3181	# this really needs to be done in an extra post-pass	3813	cf::face::set
3182	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
3183	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
3184	or die "unable to load archetypes\n";	3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3185	}	3838	}
3186		3839
3187	sub reload_treasures {	3840	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3190	}	3843	}
3191		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3192	sub reload_resources {	3865	sub reload_resources {
3193	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3194		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
3195	reload_regions;	3873	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3874	reload_treasures;
3200		3875
3201	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3202	}
3203
3204	sub init {
3205	reload_resources;
3206	}	3877	}
3207		3878
3208	sub reload_config {	3879	sub reload_config {
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3210	or return;
3211		3881
3212	local $/;	3882	my $config = load_file "$CONFDIR/config";
3213	*CFG = YAML::Syck::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3214		3885
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3216		3887
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3219		3890
3220	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3224	};	3895	};
3225	warn $@ if $@;	3896	warn $@ if $@;
3226	}	3897	}
3227	}	3898	}
3228		3899
		3900	sub pidfile() {
		3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3902	or die "$PIDFILE: $!";
		3903	flock $fh, &Fcntl::LOCK_EX
		3904	or die "$PIDFILE: flock: $!";
		3905	$fh
		3906	}
		3907
		3908	# make sure only one server instance is running at any one time
		3909	sub atomic {
		3910	my $fh = pidfile;
		3911
		3912	my $pid = <$fh>;
		3913	kill 9, $pid if $pid > 0;
		3914
		3915	seek $fh, 0, 0;
		3916	print $fh $$;
		3917	}
		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3229	sub main {	3928	sub main {
		3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3937
3230	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3941	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3943	EV::run EV::RUN_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3237	};	3945	};
3238		3946
		3947	evthread_start IO::AIO::poll_fileno;
		3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
3239	reload_config;	3961	reload_config;
3240	db_init;	3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
3241	load_extensions;	3971	load_extensions;
3242		3972
3243	$TICK_WATCHER->start;	3973	utime time, time, $RUNTIMEFILE;
3244	Event::loop;	3974
		3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
		3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3978
		3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3245	}	3990	}
3246		3991
3247	#############################################################################	3992	#############################################################################
3248	# initialisation and cleanup	3993	# initialisation and cleanup
3249		3994
3250	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3251	BEGIN {	3996	BEGIN {
		3997	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3260	},
3261	);	4001	};
3262	}	4002	}
3263	}	4003	}
3264		4004
3265	sub write_runtime {	4005	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3267		4007
3268	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3270		4010
3271	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3272		4012
3273	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3274		4014
3275	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3276	or return;	4016	or return;
3277		4017
3278	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3279	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3280	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3290	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3291		4031
3292	close $fh	4032	close $fh
3293	or return;	4033	or return;
3294		4034
3295	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3296	and return;	4036	and return;
3297		4037
3298	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3299		4039
3300	1	4040	1
		4041	}
		4042
		4043	our $uuid_lock;
		4044	our $uuid_skip;
		4045
		4046	sub write_uuid_sync($) {
		4047	$uuid_skip ||= $_[0];
		4048
		4049	return if $uuid_lock;
		4050	local $uuid_lock = 1;
		4051
		4052	my $uuid = "$LOCALDIR/uuid";
		4053
		4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4055	or return;
		4056
		4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
		4065	$uuid_skip = 0;
		4066
		4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4068	and return;
		4069
		4070	# always fsync - this file is important
		4071	aio_fsync $fh
		4072	and return;
		4073
		4074	close $fh
		4075	or return;
		4076
		4077	aio_rename "$uuid~", $uuid
		4078	and return;
		4079
		4080	trace "uuid file written ($value).\n";
		4081
		4082	1
		4083
		4084	}
		4085
		4086	sub write_uuid($$) {
		4087	my ($skip, $sync) = @_;
		4088
		4089	$sync ? write_uuid_sync $skip
		4090	: async { write_uuid_sync $skip };
3301	}	4091	}
3302		4092
3303	sub emergency_save() {	4093	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3305		4095
3306	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3307		4102
3308	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3309	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3310	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3311	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3312	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3313	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3314	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3315	$pl->valid or next;	4112	$pl->valid or next;
3316	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3317	$pl->save;	4114	$pl->save;
3318	}	4115	}
3319	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3320		4117
3321	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3322	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3323	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3324	$map->valid or next;	4123	$map->valid or next;
3325	$map->save;	4124	$map->save;
3326	}	4125	}
3327	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3328		4127
3329	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
		4133
		4134	info "emergency_perl_save: begin write uuid\n";
		4135	write_uuid_sync 1;
		4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3332	};	4156	};
3333		4157
3334	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3335	}	4159	}
3336		4160
3337	sub post_cleanup {	4161	sub post_cleanup {
3338	my ($make_core) = @_;	4162	my ($make_core) = @_;
3339		4163
		4164	IO::AIO::flush;
		4165
3340	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	4167	if $make_core;
		4168
		4169	my $fh = pidfile;
		4170	unlink $PIDFILE if <$fh> == $$;
		4171	}
		4172
		4173	# a safer delete_package, copied from Symbol
		4174	sub clear_package($) {
		4175	my $pkg = shift;
		4176
		4177	# expand to full symbol table name if needed
		4178	unless ($pkg =~ /^main::.*::$/) {
		4179	$pkg = "main$pkg" if $pkg =~ /^::/;
		4180	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4181	$pkg .= '::' unless $pkg =~ /::$/;
		4182	}
		4183
		4184	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4185	my $stem_symtab = *{$stem}{HASH};
		4186
		4187	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4188	or return;
		4189
		4190	# clear all symbols
		4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4192	for my $name (keys %$leaf_symtab) {
		4193	_gv_clear *{"$pkg$name"};
		4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4195	}
3342	}	4196	}
3343		4197
3344	sub do_reload_perl() {	4198	sub do_reload_perl() {
3345	# can/must only be called in main	4199	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3347	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3348	return;	4202	return;
3349	}	4203	}
3350		4204
3351	warn "reloading...";	4205	return if $RELOAD++;
3352		4206
3353	warn "entering sync_job";	4207	my $t1 = AE::time;
3354		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3355	cf::sync_job {	4215	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark
3357	cf::emergency_save;	4216	#cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark
3359		4217
3360	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;
3362
3363	# if anything goes wrong in here, we should simply crash as we already saved
3364
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;
3376	warn "iterate...";
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();	4220	%EXT_CORO = ();
3384		4221
3385	warn "removing commands";	4222	trace "perl_reload: removing commands";
3386	%COMMAND = ();	4223	%COMMAND = ();
3387		4224
3388	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3389	%EXTCMD = ();	4226	%EXTCMD = ();
3390	%EXTICMD = ();	4227	%EXTICMD = ();
3391		4228
3392	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3395		4232
3396	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3397	eval {	4234	eval {
3398	$cb->($pkg);	4235	$cb->($pkg);
3399	1	4236	1
3400	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
		4238	}
		4239
		4240	trace "... clearing $pkg";
		4241	clear_package $pkg;
3401	}	4242	}
3402		4243
3403	warn "... nuking $pkg";
3404	Symbol::delete_package $pkg;
3405	}
3406
3407	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3408	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		4247
3411	warn "... unloading $k";	4248	trace "... unloading $k";
3412	delete $INC{$k};	4249	delete $INC{$k};
3413		4250
3414	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3416		4253
3417	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3418	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3419	}	4259	}
3420		4260
3421	Symbol::delete_package $k;
3422	}
3423
3424	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		4264
3428	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3431		4268
3432	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3433	# and global variables created in xs	4270	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3435		4272
3436	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3437		4274
3438	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3439	require cf;	4276	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3441		4278
3442	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3443	cf::reload_config;	4280	cf::reload_config;
3444		4281
3445	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3446	cf::load_extensions;	4283	cf::load_extensions;
3447		4284
		4285	if ($REATTACH_ON_RELOAD) {
3448	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3451	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3454		4293
3455	warn "leaving sync_job";	4294	cf::_post_init 1;
3456		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3457	1	4298	1
3458	} or do {	4299	} or do {
3459	warn $@;	4300	error $@;
3460	warn "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3461	exit 1;	4302	};
		4303
		4304	--$RELOAD;
3462	};	4305	}
3463		4306
3464	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3465	};	4309	};
3466		4310
3467	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3468		4312
3469	sub reload_perl() {	4313	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3472		4316
3473	$RELOAD_WATCHER ||= Event->timer (	4317	$RELOAD_WATCHER ||= cf::async {
3474	reentrant => 0,	4318	Coro::AIO::aio_wait cache_extensions;
3475	after => 0,	4319
3476	data => WF_AUTOCANCEL,	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3477	cb => sub {
3478	do_reload_perl;	4321	do_reload_perl;
3479	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3480	},	4323	};
3481	);	4324	};
3482	}	4325	}
3483		4326
3484	register_command "reload" => sub {	4327	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
3486		4329
…		…
3491	reload_perl;	4334	reload_perl;
3492	};	4335	};
3493	}	4336	}
3494	};	4337	};
3495		4338
3496	unshift @INC, $LIBDIR;	4339	#############################################################################
3497		4340
3498	my $bug_warning = 0;	4341	my $bug_warning = 0;
3499		4342
3500	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;
3502
3503	sub wait_for_tick {	4343	sub wait_for_tick() {
3504	return unless $TICK_WATCHER->is_active;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3505	return if $Coro::current == $Coro::main;
3506		4345
3507	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3508	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;
3510	}	4347	}
3511		4348
3512	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3513	return unless $TICK_WATCHER->is_active;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4351
3516	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	4354	$signal->wait;
3519	}	4355	}
3520		4356
3521	$TICK_WATCHER = Event->timer (	4357	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	4358	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3531	return;	4361	return;
3532	}	4362	}
3533		4363
3534	$NOW = $tick_start = Event::time;	4364	cf::one_tick; # one server iteration
3535		4365
3536	cf::server_tick; # one server iteration	4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3537		4367
3538	$RUNTIME += $TICK;
3539	$NEXT_TICK += $TICK;
3540
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	4370	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	4372	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3547	};
3548	}	4374	};
		4375	}
3549		4376
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	4378	$sig->send;
3552	}	4379	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3554	$sig->send;
3555	}
3556		4381
3557	$NOW = Event::time;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		4384
3568	_post_tick;	4385	if (0) {
		4386	if ($NEXT_TICK) {
		4387	my $jitter = $TICK_START - $NEXT_TICK;
		4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4389	debug "jitter $JITTER\n";#d#
		4390	}
3569	},	4391	}
3570	);	4392	}
3571		4393
3572	{	4394	{
		4395	# configure BDB
		4396	info "initialising database";
		4397
3573	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3574	BDB::max_poll_time $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		4401
3599	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4406	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		4409
3606	cf::sync_job {	4410	cf::sync_job {
3607	eval {	4411	eval {
…		…
3617		4421
3618	cf::cleanup "db_env_open(db): $@" if $@;	4422	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	4423	};
3620	}	4424	}
3621		4425
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	4426	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4427	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	4428	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	4429	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	4431	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	4434	};
		4435
		4436	info "database initialised";
3652	}	4437	}
3653		4438
3654	{	4439	{
		4440	# configure IO::AIO
		4441
		4442	info "initialising aio";
3655	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	4445	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,	4446	info "aio initialised";
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	4447	}
3668		4448
3669	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3670		4451
3671	sub _log_backtrace {	4452	sub _log_backtrace {
3672	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3673		4454
3674	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3675		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3676	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3677	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3678	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3679	async {	4465	async {
3680	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3681		4467
3682	my @bt = fork_call {	4468	my @bt = fork_call {
3683	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
…		…
3694	}	4480	}
3695		4481
3696	@funcs	4482	@funcs
3697	};	4483	};
3698		4484
3699	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3700	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3701	--$_log_backtrace;	4488	--$_log_backtrace;
3702	};	4489	};
3703	} else {	4490	} else {
3704	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3705	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3706	}	4493	}
3707	}	4494	}
3708		4495
3709	# load additional modules	4496	# load additional modules
3710	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3711		4499
3712	END { cf::emergency_save }	4500	END { cf::emergency_save }
3713		4501
3714	1	4502	1
3715		4503

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