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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.619 by root, Tue Aug 11 02:12:12 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_ONCE;
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
…		…
966		1245
967	=cut	1246	=cut
968		1247
969	#############################################################################	1248	#############################################################################
970	# object support	1249	# object support
971	#
972		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
973	sub _can_merge {	1284	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
975		1286
976	return 1;#d#	1287	++$SLOW_MERGES;#d#
977		1288
978	#todo#d# kill yourself and do some recursive checking manually without storable	1289	# we do the slow way here
979	sync_job {	1290	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1291	}
987		1292
988	sub reattach {	1293	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1295	my ($obj) = @_;
991		1296
		1297	# no longer needed after getting rid of delete_package?
992	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
993		1299
994	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
995		1301
996	@$registry = ();	1302	@$registry = ();
997		1303
…		…
1002	for (@$attach) {	1308	for (@$attach) {
1003	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1004	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1005	}	1311	}
1006	} else {	1312	} else {
1007	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1008	}	1314	}
1009	}	1315	}
1010	}	1316	}
1011		1317
1012	cf::attachable->attach (	1318	cf::attachable->attach (
1013	prio => -1000000,	1319	prio => -1000000,
1014	on_instantiate => sub {	1320	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1016		1322
1017	$data = from_json $data;	1323	$data = decode_json $data;
1018		1324
1019	for (@$data) {	1325	for (@$data) {
1020	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1021		1327
1022	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1039	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1040		1346
1041	sync_job {	1347	sync_job {
1042	if (length $$rdata) {	1348	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1046		1353
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	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	}
1051	close $fh;	1361	aio_close $fh;
1052		1362
1053	if (@$objs) {	1363	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1058	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	}
1059	close $fh;	1372	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1374	}
1062	} else {	1375	} else {
1063	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1064	}	1377	}
1065		1378
1066	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1383	} else {
1068	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1069	}	1385	}
1070	} else {	1386	} else {
1071	aio_unlink $filename;	1387	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1073	}	1389	}
…		…
1092		1408
1093	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1411	or return;
1096		1412
1097	my $st = eval { Coro::Storable::thaw $av }	1413	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1414	$av = $st->{objs};
1100	}	1415	}
1101		1416
1102	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1105		1421
1106	($data, $av)	1422	($data, $av)
1107	}	1423	}
1108		1424
1109	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1113	=cut	1429	=cut
1114		1430
1115	#############################################################################	1431	#############################################################################
1116	# command handling &c	1432	# command handling &c
1117		1433
1118	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1119		1435
1120	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
1121	$name.	1437	$name.
1122		1438
1123	=cut	1439	=cut
…		…
1129	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1130		1446
1131	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1132	}	1448	}
1133		1449
1134	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1135		1451
1136	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1137	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
1138	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
1139	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
1140	has logged in successfully.	1456	has logged in successfully.
1141		1457
1142	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1143	called.
1144		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
1145	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1146		1466
1147	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1148	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
1149	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
1150	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
1151	log-in.	1471	log-in.
1152		1472
1153	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1154	called.
1155		1474
1156	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1157		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
1158	sub register_extcmd {	1482	sub register_extcmd($$) {
1159	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1160		1484
1161	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1162	}	1486	}
1163		1487
1164	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1165	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1166		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1167	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1168	}	1498	}
1169		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1170	cf::player->attach (	1508	cf::player->attach (
1171	on_command => sub {	1509	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1173		1511
1174	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1175	or return;	1513	or return;
1176		1514
…		…
1184	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1185		1523
1186	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1187		1525
1188	if (ref $msg) {	1526	if (ref $msg) {
1189	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1190	"ARRAY" eq ref $msg
1191	? @$msg
1192	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1193		1528
1194	my @reply;
1195
1196	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}) {
1197	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1198	}	1547	}
1199		1548
1200	$pl->ext_reply ($reply, @reply)
1201	if $reply;
1202
1203	} else {	1549	} else {
1204	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1205	}	1551	}
1206		1552
1207	cf::override;	1553	cf::override;
1208	},	1554	},
1209	);	1555	);
1210		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
1211	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1212	cf::sync_job {	1586	cf::sync_job {
1213	my %todo;	1587	my %todo;
1214		1588
1215	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1216	next unless -r $path;	1590	next unless -r $path;
…		…
1234		1608
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1611
1238	$ext{source} =	1612	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1240	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1241	. $source	1615	. $source
1242	. "\n};\n1";	1616	. "\n};\n1";
1243		1617
1244	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1245	}	1619	}
1246		1620
		1621	my $pass = 0;
1247	my %done;	1622	my %done;
1248	while (%todo) {	1623	while (%todo) {
1249	my $progress;	1624	my $progress;
1250		1625
		1626	++$pass;
		1627
		1628	ext:
1251	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1631	next ext
1254	unless exists $done{$_};	1632	unless exists $done{$_};
1255	}	1633	}
1256		1634
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1636
1259	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 $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";
1262		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1264	warn $msg;	1653
1265	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1655	delete $todo{$k};
1267	}	1656	} else {
1268		1657	$done{$k} = delete $todo{$k};
1269	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1270	}	1663	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1664	}
1276		1665
1277	skip:	1666	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1280	}	1676	}
1281	};	1677	};
1282	}	1678	}
1283		1679
1284	#############################################################################	1680	#############################################################################
1285		1681
1286	=back	1682	=back
1287		1683
1288	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1289		1685
1290	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1291		1687
1292	=cut	1688	=cut
1293		1689
1294	package cf::player;	1690	package cf::player;
1295		1691
…		…
1338		1734
1339	sub exists($) {	1735	sub exists($) {
1340	my ($login) = @_;	1736	my ($login) = @_;
1341		1737
1342	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1344	}	1740	}
1345		1741
1346	sub find($) {	1742	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1744	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1757	or return;
1362		1758
1363	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1364	or return;	1760	or return;
		1761
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1368	}	1765	}
1369	}	1766	}
1370	}	1767	}
1371		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1372	sub save($) {	1782	sub save($) {
1373	my ($pl) = @_;	1783	my ($pl) = @_;
1374		1784
1375	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1376		1786
…		…
1379		1789
1380	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1381		1791
1382	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1383	$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];
1384		1799
1385	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1801	cf::cede_to_tick;
1387	}	1802	}
1388		1803
…		…
1420	my ($pl) = @_;	1835	my ($pl) = @_;
1421		1836
1422	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1423		1838
1424	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1425	$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
1426		1841
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1428	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1430	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1431		1850
1432	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1434	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1472		1891
1473	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1474	my $path = path $login;	1893	my $path = path $login;
1475		1894
1476	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1901	}
1482		1902
…		…
1486		1906
1487	\@logins	1907	\@logins
1488	}	1908	}
1489		1909
1490	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1491		1913
1492	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1493	player. May block.	1915	player. May block.
1494		1916
1495	=cut	1917	=cut
…		…
1513	}	1935	}
1514		1936
1515	\@paths	1937	\@paths
1516	}	1938	}
1517		1939
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1941
1520	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568
1569	=item $player->ext_reply ($msgid, @msg)
1570
1571	Sends an ext reply to the player.
1572
1573	=cut
1574
1575	sub ext_reply($$@) {
1576	my ($self, $id, @msg) = @_;
1577
1578	$self->ns->ext_reply ($id, @msg)
1579	}
1580		1943
1581	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1582		1945
1583	Sends an ext event to the client.	1946	Sends an ext event to the client.
1584		1947
…		…
1604		1967
1605	=cut	1968	=cut
1606		1969
1607	sub find_by_path($) {	1970	sub find_by_path($) {
1608	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1609		1974
1610	my ($match, $specificity);	1975	my ($match, $specificity);
1611		1976
1612	for my $region (list) {	1977	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1641		2006
1642	sub generate_random_map {	2007	sub generate_random_map {
1643	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1644	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1645	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1653	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1654	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1655	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1656	(cf::region::find $rmp->{region}), $rmp->{custom}
1657	)
1658	}	2013	}
1659		2014
1660	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1661		2016
1662	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
…		…
1667		2022
1668	sub register {	2023	sub register {
1669	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1670	my $pkg = caller;	2025	my $pkg = caller;
1671		2026
1672	no strict;
1673	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1674		2028
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	2030	}
1677		2031
1678	# also paths starting with '/'	2032	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		2034
1681	sub thawer_merge {	2035	sub thawer_merge {
1682	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1683		2037
1684	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1689	}	2043	}
1690		2044
1691	sub normalise {	2045	sub normalise {
1692	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1693		2047
1694	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1695		2049
1696	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1697		2051
1698	# map plan:	2052	# map plan:
1699	#	2053	#
…		…
1714	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1715	$path = "$base/$path";	2069	$path = "$base/$path";
1716	}	2070	}
1717		2071
1718	for ($path) {	2072	for ($path) {
1719	redo if s{//}{/};
1720	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1721	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1722	}	2075	}
1723		2076
1724	$path	2077	$path
…		…
1738	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1739	return $self;	2092	return $self;
1740	}	2093	}
1741	}	2094	}
1742		2095
1743	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1744	()	2097	()
1745	}	2098	}
1746		2099
		2100	# may re-bless or do other evil things
1747	sub init {	2101	sub init {
1748	my ($self) = @_;	2102	my ($self) = @_;
1749		2103
1750	$self	2104	$self
1751	}	2105	}
…		…
1770		2124
1771	# the temporary/swap location	2125	# the temporary/swap location
1772	sub save_path {	2126	sub save_path {
1773	my ($self) = @_;	2127	my ($self) = @_;
1774		2128
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1777	}	2131	}
1778		2132
1779	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1780	sub uniq_path {	2134	sub uniq_path {
1781	my ($self) = @_;	2135	my ($self) = @_;
1782		2136
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	2139	}
1795		2140
1796	sub decay_objects {	2141	sub decay_objects {
1797	my ($self) = @_;	2142	my ($self) = @_;
1798		2143
…		…
1825	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1826		2171
1827	1	2172	1
1828	}	2173	}
1829		2174
		2175	# used to laod the header of an original map
1830	sub load_header_orig {	2176	sub load_header_orig {
1831	my ($self) = @_;	2177	my ($self) = @_;
1832		2178
1833	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1834	}	2180	}
1835		2181
		2182	# used to laod the header of an instantiated map
1836	sub load_header_temp {	2183	sub load_header_temp {
1837	my ($self) = @_;	2184	my ($self) = @_;
1838		2185
1839	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1840	}	2187	}
1841		2188
		2189	# called after loading the header from an instantiated map
1842	sub prepare_temp {	2190	sub prepare_temp {
1843	my ($self) = @_;	2191	my ($self) = @_;
1844		2192
1845	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1846	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1847	# safety	2195	# safety
1848	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1849	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1850	}	2198	}
1851		2199
		2200	# called after loading the header from an original map
1852	sub prepare_orig {	2201	sub prepare_orig {
1853	my ($self) = @_;	2202	my ($self) = @_;
1854		2203
1855	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1856	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1880		2229
1881	sub find;	2230	sub find;
1882	sub find {	2231	sub find {
1883	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1884		2233
		2234	cf::cede_to_tick;
		2235
1885	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1886		2237
1887	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2240
1890	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1895	or return;	2243	or return;
1896		2244
1897	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1898		2246
…		…
1900	or return;	2248	or return;
1901		2249
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1905	undef $guard1;	2254	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2255	$map->reset;
1908	return find $path;	2256	return find $path;
1909	}	2257	}
1910		2258
1911	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1912	}	2260	}
1913	}	2261	}
1914		2262
1915	sub pre_load { }	2263	sub pre_load { }
1916	sub post_load { }	2264	#sub post_load { } # XS
1917		2265
1918	sub load {	2266	sub load {
1919	my ($self) = @_;	2267	my ($self) = @_;
1920		2268
1921	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1924		2272
1925	{	2273	{
1926	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1927		2275
1928	return unless $self->valid;	2276	return unless $self->valid;
1929	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1930
1931	$self->in_memory (cf::MAP_LOADING);
1932		2278
1933	$self->alloc;	2279	$self->alloc;
1934		2280
1935	$self->pre_load;	2281	$self->pre_load;
1936	cf::cede_to_tick;	2282	cf::cede_to_tick;
1937		2283
		2284	if (exists $self->{load_path}) {
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2286	$f->skip_block;
1940	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1941	or return;	2288	or return;
1942		2289
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1944	if delete $self->{load_original};	2291	if delete $self->{load_original};
1945		2292
1946	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2294	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1949	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1950	$self->clear_unique_items;	2297	$self->clear_unique_items;
1951	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1952	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1953	}	2301	}
1954	}	2302	}
1955	}
1956		2303
1957	$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);
1958		2311
1959	cf::cede_to_tick;	2312	cf::cede_to_tick;
1960	# now do the right thing for maps	2313	# now do the right thing for maps
1961	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1962	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1966	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2320	$self->decay_objects;
1968	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1969	$self->update_buttons;	2322	$self->update_buttons;
1970	cf::cede_to_tick;	2323	cf::cede_to_tick;
1971	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1972	cf::cede_to_tick;
1973	$self->activate;
1974	}	2325	}
1975		2326
1976	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1978
1979	$self->in_memory (cf::MAP_IN_MEMORY);
1980	}	2329	}
1981		2330
1982	$self->post_load;	2331	$self->post_load;
1983	}
1984		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
1985	sub customise_for {	2339	sub customise_for {
1986	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1987		2341
1988	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2343	if $self->per_player;
…		…
1992	# if $self->per_party;	2346	# if $self->per_party;
1993		2347
1994	$self	2348	$self
1995	}	2349	}
1996		2350
1997	# find and load all maps in the 3x3 area around a map
1998	sub load_neighbours {
1999	my ($map) = @_;
2000
2001	my @neigh; # diagonal neighbours
2002
2003	for (0 .. 3) {
2004	my $neigh = $map->tile_path ($_)
2005	or next;
2006	$neigh = find $neigh, $map
2007	or next;
2008	$neigh->load;
2009
2010	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}
2014
2015	for (grep defined $_->[0], @neigh) {
2016	my ($path, $origin) = @$_;
2017	my $neigh = find $path, $origin
2018	or next;
2019	$neigh->load;
2020	}
2021	}
2022
2023	sub find_sync {	2351	sub find_sync {
2024	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2025		2353
2026	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
2027	}	2359	}
2028		2360
2029	sub do_load_sync {	2361	sub do_load_sync {
2030	my ($map) = @_;	2362	my ($map) = @_;
2031		2363
		2364	# it's a bug to call this from the main context
2032	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2033	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2034		2367
2035	cf::sync_job { $map->load };	2368	$map->load;
2036	}	2369	}
2037		2370
2038	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2039	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2040		2373
2041	sub find_async {	2374	sub find_async {
2042	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2043		2376
2044	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2045		2378
2046	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2048	}	2381	}
2049		2382
2050	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2051		2384
2052	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2053	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2054		2387
2055	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2056	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2057	if (my $map = find $k) {	2390	if (my $map = find $k) {
2058	$map->load if $v;	2391	$map->load if $v;
2059	}	2392	}
2060		2393
2061	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
…		…
2066	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2067		2400
2068	()	2401	()
2069	}	2402	}
2070		2403
		2404	# common code, used by both ->save and ->swapout
2071	sub save {	2405	sub _save {
2072	my ($self) = @_;	2406	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2407
2076	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2077		2409
2078	return unless $self->dirty;	2410	return unless $self->dirty;
2079		2411
…		…
2088		2420
2089	cf::async {	2421	cf::async {
2090	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2092	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2093		2427
2094	if ($uniq) {	2428	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2431	} else {
2098	$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);
2099	}	2433	}
2100	}	2434	}
2101		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2102	sub swap_out {	2444	sub swap_out {
2103	my ($self) = @_;	2445	my ($self) = @_;
2104		2446
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2110	return if $self->players;	2451	return if $self->players;
2111	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
2112	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2113		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
2114	$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};
2115		2503
2116	$self->deactivate;	2504	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2506	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2507
2164	$self->unlink_save;	2508	$self->unlink_save;
2165	$self->destroy;	2509	$self->destroy;
2166	}	2510	}
2167		2511
…		…
2175		2519
2176	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2177		2521
2178	$self->unlink_save;	2522	$self->unlink_save;
2179		2523
2180	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2529
…		…
2234		2578
2235	sub unique_maps() {	2579	sub unique_maps() {
2236	[	2580	[
2237	map {	2581	map {
2238	utf8::decode $_;	2582	utf8::decode $_;
2239	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2240	? normalise $_	2586	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2588	]
2244	}	2589	}
2245		2590
2246	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	}
2247		2622
2248	=back	2623	=back
2249		2624
2250	=head3 cf::object	2625	=head3 cf::object
2251		2626
…		…
2255		2630
2256	=over 4	2631	=over 4
2257		2632
2258	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2259		2634
2260	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.
2261		2637
2262	=cut	2638	=cut
2263		2639
2264	sub inv_recursive_;	2640	sub inv_recursive_;
2265	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2271	}	2647	}
2272		2648
2273	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2274		2650
2275	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.
2276		2652
2277	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2278		2654
2279	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,
2280	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2281		2657
2282	=cut	2658	=cut
2283		2659
2284	sub deref {	2660	sub deref {
…		…
2312	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
2313	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2314		2690
2315	=cut	2691	=cut
2316		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
2317	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2708	# with dialog boxes.
2319	#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
2320	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2724
2335	} else {	2725	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2728	}
2339	}	2729	}
2340	}	2730	}
2341		2731
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2352	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2353		2743
2354	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2355	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2356		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2357	=cut	2772	=cut
2358		2773
2359	sub cf::object::player::may {	2774	sub cf::object::player::may {
2360	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2361		2776
2362	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2363	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2364	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2365	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2366	}	2781	}
2367		2782
2368	=item $player_object->enter_link	2783	=item $player_object->enter_link
2369		2784
2370	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}>).
2371		2786
2372	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.
2373	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.
2374		2791
2375	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.
2376		2799
2377	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2378		2801
2379	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2380	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2398	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2822	my ($self) = @_;
2400		2823
2401	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2402		2825
		2826	++$self->{_link_recursion};
		2827
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2829
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2407		2832
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2834	}
2410		2835
2411	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2413		2838
…		…
2430	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2432		2857
2433	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2436		2861
2437	$map->load;	2862	$map->load;
2438	$map->load_neighbours;
2439		2863
2440	return unless $self->contr->active;	2864	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2865
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2445	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2446		2873
		2874	}
		2875
2447	=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)]])
2448		2877
2449	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
2450	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2451	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
2452	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
2453	be called at the end of this process.	2882	be called at the end of this process.
2454		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
2455	=cut	2887	=cut
2456		2888
2457	our $GOTOGEN;	2889	our $GOTOGEN;
2458		2890
2459	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2460	my ($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	}
2461		2899
2462	# 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
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2902
2465	$self->enter_link;	2903	$self->enter_link;
…		…
2485	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2486	}	2924	}
2487	}	2925	}
2488		2926
2489	my $map = eval {	2927	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2491		2929
2492	if ($map) {	2930	if ($map) {
2493	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2933	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2935	}
2498		2936
2499	$map	2937	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2510	}	2948	}
2511		2949
2512	$done->() if $done;	2950	$done->($self) if $done;
2513	})->prio (1);	2951	})->prio (1);
2514	}	2952	}
2515		2953
2516	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2517		2955
…		…
2537	}	2975	}
2538		2976
2539	sub prepare_random_map {	2977	sub prepare_random_map {
2540	my ($exit) = @_;	2978	my ($exit) = @_;
2541		2979
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2982	# that depends on the exit object
2547		2983
2548	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2986	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2555	}	2993	}
2556		2994
2557	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2558		2996
2559	my $data = cf::to_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2562		3000
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	3003	undef $fh;
2566	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2567		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2570	}	3012	}
2571	}	3013	}
2572		3014
2573	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2575		3017
2576	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2577		3019
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	3020	$self->enter_link;
2590		3021
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	3022	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3023	$Coro::current->{desc} = "enter_exit";
2597		3024
2598	$self->deactivate_recursive; # just to be sure
2599	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
2600	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2601		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
2602	1;	3061	1
2603	}) {	3062	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "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. "
2606	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2608		3067
2609	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2610	$self->leave_link;	3069	$self->leave_link;
2611	}	3070	}
2612	})->prio (1);	3071	})->prio (1);
2613	}	3072	}
2614		3073
2615	=head3 cf::client	3074	=head3 cf::client
2616		3075
2617	=over 4	3076	=over 4
2618		3077
2619	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2620		3079
2621	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2622	should not be used under normal circumstances.	3081	them as required.
2623		3082
2624	=cut	3083	=cut
2625		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2626	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2627	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2628		3089
2629	utf8::encode $text;	3090	# try lzf for large packets
2630	$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);
2631	}	3101	}
2632		3102
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		3104
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2636	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2639		3109
2640	=cut	3110	=cut
2641		3111
		3112	# non-persistent channels (usually the info channel)
2642	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	},
2643	"c/identify" => {	3120	"c/identify" => {
2644	id => "infobox",	3121	id => "infobox",
2645	title => "Identify",	3122	title => "Identify",
2646	reply => undef,	3123	reply => undef,
2647	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	3127	id => "infobox",
2651	title => "Examine",	3128	title => "Examine",
2652	reply => undef,	3129	reply => undef,
2653	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
2654	},	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	},
2655	"c/lookat" => {	3144	"c/lookat" => {
2656	id => "infobox",	3145	id => "infobox",
2657	title => "Look",	3146	title => "Look",
2658	reply => undef,	3147	reply => undef,
2659	tooltip => "What you saw there",	3148	tooltip => "What you saw there",
2660	},	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" => $CHAT_CHANNEL,
2661	);	3230	);
2662		3231
2663	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3234
2666	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2667		3237
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3239
2670	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2673		3243
2674	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3245	$channel = $channel->{id};
2678		3246
2679	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3252	}
2686		3253
2687	$channel = $channel->{id};	3254	$channel = $channel->{id};
2688	}	3255	}
2689		3256
2690	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2691		3258
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3259	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2696		3262
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3263	my $pkt = "msg "
		3264	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3266	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3267
2711	$color &= cf::NDI_COLOR_MASK;	3268	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3269	}
2725		3270
2726	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2727		3272
2728	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2730	=cut	3275	=cut
2731		3276
2732	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2734		3279
2735	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}
2741	}
2742
2743	=item $client->ext_reply ($msgid, @msg)
2744
2745	Sends an ext reply to the client.
2746
2747	=cut
2748
2749	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;
2751
2752	if ($self->extcmd == 2) {
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}
2759	}	3281	}
2760		3282
2761	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2762		3284
2763	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2783		3305
2784	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2785	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2786		3308
2787	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;
2788	}	3349	}
2789		3350
2790	cf::client->attach (	3351	cf::client->attach (
2791	on_connect => sub {	3352	on_connect => sub {
2792	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2818	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2819		3380
2820	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2821		3382
2822	if (ref $msg) {	3383	if (ref $msg) {
2823	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2824	"ARRAY" eq ref $msg
2825	? @$msg
2826	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2827		3385
2828	my @reply;
2829
2830	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}) {
2831	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2832	}	3404	}
2833
2834	$ns->ext_reply ($reply, @reply)
2835	if $reply;
2836
2837	} else {	3405	} else {
2838	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";
2839	}	3407	}
2840		3408
2841	cf::override;	3409	cf::override;
2842	},	3410	},
2843	);	3411	);
…		…
2863		3431
2864	$coro	3432	$coro
2865	}	3433	}
2866		3434
2867	cf::client->attach (	3435	cf::client->attach (
2868	on_destroy => sub {	3436	on_client_destroy => sub {
2869	my ($ns) = @_;	3437	my ($ns) = @_;
2870		3438
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3440	},
2873	);	3441	);
…		…
2889	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
2890		3458
2891	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
2892		3460
2893	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
2896	sort time	3464	sort time
2897	));	3465	));
2898		3466
2899	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
2902		3470
2903	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
2904		3472
2905	cf::object	3473	cf::object
2906	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
2907	insert remove name archname title slaying race decrease_ob_nr	3475	insert remove name archname title slaying race decrease split
		3476	value
2908		3477
2909	cf::object::player	3478	cf::object::player
2910	player	3479	player
2911		3480
2912	cf::player	3481	cf::player
…		…
2917		3486
2918	=cut	3487	=cut
2919		3488
2920	for (	3489	for (
2921	["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
2922	insert remove inv name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3492	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
2927	) {	3496	) {
2928	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2931	for @funs;	3499	for @funs;
2932	}	3500	}
2933		3501
…		…
2948		3516
2949	my $qcode = $code;	3517	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
2952		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
2953	local $_;	3524	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3525
2956	my $eval =	3526	my $eval =
2957	"do {\n"	3527	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3530	. $code
2961	. "\n}"	3531	. "\n}"
2962	;	3532	;
2963		3533
		3534	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	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	}
2967		3543
2968	if ($@) {	3544	if ($@) {
2969	warn "$@";	3545	warn "$@",
2970	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
2971	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
2972	}	3548	}
2973		3549
2974	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
2975	}	3551	}
2976		3552
…		…
2990	=cut	3566	=cut
2991		3567
2992	sub register_script_function {	3568	sub register_script_function {
2993	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
2994		3570
2995	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
2997	}	3573	}
2998		3574
2999	=back	3575	=back
3000		3576
3001	=cut	3577	=cut
3002		3578
3003	#############################################################################	3579	#############################################################################
3004	# the server's init and main functions	3580	# the server's init and main functions
3005		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, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3006	sub load_facedata($) {	3659	sub load_facedata($) {
3007	my ($path) = @_;	3660	my ($path) = @_;
3008		3661
3009	# HACK to clear player env face cache, we need some signal framework
3010	# for this (global event?)
3011	%ext::player_env::MUSIC_FACE_CACHE = ();
3012
3013	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3014		3663
3015	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3016		3665
3017	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3018	0 < aio_load $path, $facedata
3019	or die "$path: $!";
3020
3021	$facedata = Coro::Storable::thaw $facedata;
3022		3667
3023	$facedata->{version} == 2	3668	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3025		3670
3026	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3027	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3028	type => FT_RSRC,	3673
3029	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
3030	};	3675
3031	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3032		3679
3033	{	3680	{
3034	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3035		3682
3036	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3686
3038	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3040	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};
3041	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};
3042		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3043	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3044	}	3694	}
3045		3695
3046	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3697	next unless $info->{smooth};
		3698
3048	my $idx = cf::face::find $face	3699	my $idx = cf::face::find $face
3049	or next;	3700	or next;
		3701
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3705	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3055	}	3707	}
3056
3057	cf::cede_to_tick;
3058	}	3708	}
3059	}	3709	}
3060		3710
3061	{	3711	{
3062	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3063		3713
3064	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3065	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3066	cf::cede_to_tick;
3067	}	3716	}
3068		3717
3069	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3070	}	3719	}
3071		3720
3072	{	3721	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3076		3723
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($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
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3728
3083	if ($info->{type} & 1) {	3729	cf::face::set_type $idx, $type;
3084	# prepend meta info	3730	cf::face::set_csum $idx, 0, $info->{hash};
3085		3731	$cf::face::SIZE[0][$idx] = $info->{size};
3086	my $meta = $enc->encode ({	3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
3087	name => $name,	3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3088	%{ $info->{meta} || {} },	3734	$cf::face::HASH{$info->{hash}} = $idx;
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3735	} else {
3093	$data = $info->{data};	3736	# $RESOURCE{$name} = $info; # unused
3094	}	3737	}
3095
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;
3100	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}	3738	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3739	}
		3740
		3741	($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 $fh; # close old facedata
3120		3754
3121	1	3755	1
3122	}	3756	}
3123		3757
3124	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
…		…
3126		3760
3127	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3762	$ns->fx_want ($k, $v);
3129	}	3763	}
3130	};	3764	};
		3765
		3766	sub load_resource_file($) {
		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	}
3131		3789
3132	sub reload_regions {	3790	sub reload_regions {
3133	# 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
3134	# for this (global event?)	3792	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3793	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	if exists $_->{match};	3800	if exists $_->{match};
3143	}	3801	}
3144	}	3802	}
3145		3803
3146	sub reload_facedata {	3804	sub reload_facedata {
3147	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3148	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3149	}	3807	}
3150		3808
3151	sub reload_archetypes {	3809	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references	3812
3155	# this really needs to be done in an extra post-pass	3813	cf::face::set
3156	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
3157	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
3158	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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3159	}	3838	}
3160		3839
3161	sub reload_treasures {	3840	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3164	}	3843	}
3165		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
3166	sub reload_resources {	3865	sub reload_resources {
3167	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3168		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
3169	reload_regions;	3873	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3874	reload_treasures;
3174		3875
3175	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3877	}
3181		3878
3182	sub reload_config {	3879	sub reload_config {
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3184	or return;
3185		3881
3186	local $/;	3882	my $config = load_file "$CONFDIR/config";
3187	*CFG = YAML::Syck::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3188		3885
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3887
3191	$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};
3192	$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};
3193		3890
3194	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3198	};	3895	};
3199	warn $@ if $@;	3896	warn $@ if $@;
3200	}	3897	}
3201	}	3898	}
3202		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
3203	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
3204	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3206	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#
3207	(async {	3941	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3943	EV::run EV::RUN_ONCE;
3210	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3211	};	3945	};
3212		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;
3213	reload_config;	3961	reload_config;
3214	db_init;	3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
3215	load_extensions;	3971	load_extensions;
3216		3972
3217	$TICK_WATCHER->start;	3973	utime time, time, $RUNTIMEFILE;
3218	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;
3219	}	3990	}
3220		3991
3221	#############################################################################	3992	#############################################################################
3222	# initialisation and cleanup	3993	# initialisation and cleanup
3223		3994
3224	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3225	BEGIN {	3996	BEGIN {
		3997	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3234	},
3235	);	4001	};
3236	}	4002	}
3237	}	4003	}
3238		4004
3239	sub write_runtime {	4005	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3241		4007
3242	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3244		4010
3245	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		4012
3247	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3248		4014
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	4016	or return;
3251		4017
3252	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3265		4031
3266	close $fh	4032	close $fh
3267	or return;	4033	or return;
3268		4034
3269	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	4036	and return;
3271		4037
3272	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		4039
3274	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 };
3275	}	4091	}
3276		4092
3277	sub emergency_save() {	4093	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3279		4095
3280	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;
3281		4102
3282	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3283	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	4112	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	4114	$pl->save;
3292	}	4115	}
3293	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3294		4117
3295	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";
3296	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	4123	$map->valid or next;
3299	$map->save;	4124	$map->save;
3300	}	4125	}
3301	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3302		4127
3303	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";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3305	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 $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3306	};	4156	};
3307		4157
3308	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3309	}	4159	}
3310		4160
3311	sub post_cleanup {	4161	sub post_cleanup {
3312	my ($make_core) = @_;	4162	my ($make_core) = @_;
3313		4163
		4164	IO::AIO::flush;
		4165
3314	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3315	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	}
3316	}	4196	}
3317		4197
3318	sub do_reload_perl() {	4198	sub do_reload_perl() {
3319	# can/must only be called in main	4199	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3321	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3322	return;	4202	return;
3323	}	4203	}
3324		4204
3325	warn "reloading...";	4205	return if $RELOAD++;
3326		4206
3327	warn "entering sync_job";	4207	my $t1 = AE::time;
3328		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3329	cf::sync_job {	4215	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark
3331	cf::emergency_save;	4216	#cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark
3333		4217
3334	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;
3336
3337	# if anything goes wrong in here, we should simply crash as we already saved
3338
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;
3350	warn "iterate...";
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();	4220	%EXT_CORO = ();
3358		4221
3359	warn "removing commands";	4222	trace "perl_reload: removing commands";
3360	%COMMAND = ();	4223	%COMMAND = ();
3361		4224
3362	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3363	%EXTCMD = ();	4226	%EXTCMD = ();
3364	%EXTICMD = ();	4227	%EXTICMD = ();
3365		4228
3366	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3369		4232
3370	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3371	eval {	4234	eval {
3372	$cb->($pkg);	4235	$cb->($pkg);
3373	1	4236	1
3374	} 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;
3375	}	4242	}
3376		4243
3377	warn "... nuking $pkg";
3378	Symbol::delete_package $pkg;
3379	}
3380
3381	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3382	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		4247
3385	warn "... unloading $k";	4248	trace "... unloading $k";
3386	delete $INC{$k};	4249	delete $INC{$k};
3387		4250
3388	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3390		4253
3391	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3392	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3393	}	4259	}
3394		4260
3395	Symbol::delete_package $k;
3396	}
3397
3398	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3400	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);
3401		4264
3402	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		4268
3406	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3407	# and global variables created in xs	4270	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3409		4272
3410	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3411		4274
3412	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3413	require cf;	4276	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3415		4278
3416	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3417	cf::reload_config;	4280	cf::reload_config;
3418		4281
3419	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3420	cf::load_extensions;	4283	cf::load_extensions;
3421		4284
		4285	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3425	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3428		4293
3429	warn "leaving sync_job";	4294	cf::_post_init 1;
3430		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3431	1	4298	1
3432	} or do {	4299	} or do {
3433	warn $@;	4300	error $@;
3434	warn "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3435	exit 1;	4302	};
		4303
		4304	--$RELOAD;
3436	};	4305	}
3437		4306
3438	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3439	};	4309	};
3440		4310
3441	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3442		4312
3443	sub reload_perl() {	4313	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3446		4316
3447	$RELOAD_WATCHER ||= Event->timer (	4317	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	4318	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	4319
3450	data => WF_AUTOCANCEL,	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	4321	do_reload_perl;
3453	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3454	},	4323	};
3455	);	4324	};
3456	}	4325	}
3457		4326
3458	register_command "reload" => sub {	4327	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
3460		4329
…		…
3465	reload_perl;	4334	reload_perl;
3466	};	4335	};
3467	}	4336	}
3468	};	4337	};
3469		4338
3470	unshift @INC, $LIBDIR;	4339	#############################################################################
3471		4340
3472	my $bug_warning = 0;	4341	my $bug_warning = 0;
3473		4342
3474	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;
3476
3477	sub wait_for_tick {	4343	sub wait_for_tick() {
3478	return unless $TICK_WATCHER->is_active;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3479	return if $Coro::current == $Coro::main;
3480		4345
3481	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3482	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;
3484	}	4347	}
3485		4348
3486	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3487	return unless $TICK_WATCHER->is_active;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3488	return if $Coro::current == $Coro::main;
3489		4351
3490	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	4354	$signal->wait;
3493	}	4355	}
3494		4356
3495	$TICK_WATCHER = Event->timer (	4357	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	4358	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3505	return;	4361	return;
3506	}	4362	}
3507		4363
3508	$NOW = $tick_start = Event::time;	4364	cf::one_tick; # one server iteration
3509		4365
3510	cf::server_tick; # one server iteration	4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3511		4367
3512	$RUNTIME += $TICK;
3513	$NEXT_TICK += $TICK;
3514
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4370	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4372	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4374	};
		4375	}
3523		4376
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4378	$sig->send;
3526	}	4379	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3528	$sig->send;
3529	}
3530		4381
3531	$NOW = Event::time;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4384
3542	_post_tick;	4385	if (0) {
		4386	if ($NEXT_TICK) {
		4387	my $jitter = $TICK_START - $NEXT_TICK;
		4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4389	debug "jitter $JITTER\n";#d#
		4390	}
3543	},	4391	}
3544	);	4392	}
3545		4393
3546	{	4394	{
		4395	# configure BDB
		4396	info "initialising database";
		4397
3547	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4401
3573	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| 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;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4409
3580	cf::sync_job {	4410	cf::sync_job {
3581	eval {	4411	eval {
…		…
3591		4421
3592	cf::cleanup "db_env_open(db): $@" if $@;	4422	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4423	};
3594	}	4424	}
3595		4425
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4426	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	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 { };
3604	},
3605	);	4428	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4429	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4431	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4434	};
		4435
		4436	info "database initialised";
3626	}	4437	}
3627		4438
3628	{	4439	{
		4440	# configure IO::AIO
		4441
		4442	info "initialising aio";
3629	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4445	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,	4446	info "aio initialised";
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4447	}
3642		4448
3643	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3644		4451
3645	sub _log_backtrace {	4452	sub _log_backtrace {
3646	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3647		4454
3648	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3649		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3650	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3652	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3653	async {	4465	async {
3654	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3655		4467
3656	my @bt = fork_call {	4468	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4480	}
3669		4481
3670	@funcs	4482	@funcs
3671	};	4483	};
3672		4484
3673	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4488	--$_log_backtrace;
3676	};	4489	};
3677	} else {	4490	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3680	}	4493	}
3681	}	4494	}
3682		4495
3683	# load additional modules	4496	# load additional modules
3684	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3685		4499
3686	END { cf::emergency_save }	4500	END { cf::emergency_save }
3687		4501
3688	1	4502	1
3689		4503

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