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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.612 by root, Wed Nov 21 12:47:09 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	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 2.32 ();	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;	131	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	134	our $DB_ENV;
88		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
89	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		140
91	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
93		145
94	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
97		149
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		152
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
104		165
105	binmode STDOUT;	166	binmode STDOUT;
106	binmode STDERR;	167	binmode STDERR;
107		168
108	# read virtual server time, if available	169	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
113	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
114		177
115	mkdir $_	178	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		180
118	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
119		182
120	sub cf::map::normalise;	183	sub cf::map::normalise;
121		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
122	#############################################################################	189	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
125		203
126	=over 4	204	=over 4
127		205
128	=item $cf::UPTIME	206	=item $cf::UPTIME
129		207
130	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.
131		224
132	=item $cf::RUNTIME	225	=item $cf::RUNTIME
133		226
134	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
135	every server tick.	228	every server tick.
136		229
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		233
141	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
144	database environment.	237	database environment.
145		238
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	239	=item $cf::LOADAVG
155		240
156	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
161		246
162	The raw value load value from the last tick.	247	The raw value load value from the last tick.
163		248
164	=item %cf::CFG	249	=item %cf::CFG
165		250
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	252	from wherever your confdir points to.
168		253
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		255
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
172	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
174		277
175	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
176		279
177	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
178	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
179	that call.	282	that call.
180		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
181	=back	290	=back
182		291
183	=cut	292	=cut
184		293
185	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	301	my $msg = join "", @_;
188		302
189	$msg .= "\n"	303	$msg .= "\n"
190	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
191		305
192	$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;
193		307
194	LOG llevError, $msg;	308	LOG llevWarn, $msg;
195	};	309	};
196	}	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	};
197		324
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	335	for my $pkg (qw(
209	cf::global cf::attachable	336	cf::global cf::attachable
210	cf::object cf::object::player	337	cf::object cf::object::player
211	cf::client cf::player	338	cf::client cf::player
212	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
213	cf::map cf::party cf::region	341	cf::party cf::region
214	)) {	342	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	344	}
218		345
219	$Event::DIED = sub {	346	$EV::DIED = sub {
220	warn "error in event callback: @_";	347	warn "error in event callback: $@";
221	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
222		354
223	#############################################################################	355	#############################################################################
224		356
225	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
226		358
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	380	$d
249	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
250	}	382	}
251		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
252	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
253		437
254	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
255		439
256	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
257		441
258	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
259		443
260	=cut	444	=cut
261		445
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		447
264	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		512
267	=item cf::lock_wait $string	513	=item cf::lock_wait $string
268		514
269	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
270		516
271	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
272		518
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
276	returned.	522	returned.
277		523
278	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
279	deadlocked coro.	525	deadlocked coro.
…		…
285		531
286	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.
287		533
288	=cut	534	=cut
289		535
290	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		537
293	sub lock_wait($) {	538	sub lock_wait($) {
294	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	540	}
307		541
308	sub lock_acquire($) {	542	sub lock_acquire($) {
309	my ($key) = @_;	543	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	544	}
323		545
324	sub lock_active($) {	546	sub lock_active($) {
325	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	548	}
329		549
330	sub freeze_mainloop {	550	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
332		552
333	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	554	}
335	};	555
336	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
337	$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
338	}	569	}
339		570
340	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
341		572
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	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
344	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.
345		580
346	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
347	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
348		583
349	Useful for short background jobs.	584	Useful for short background jobs.
350		585
351	=cut	586	=cut
352		587
353	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
355		591
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
358	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
359		598
360	while () {	599	while () {
361	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
362	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	605
364	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	610	$job->[2]->send;
368	Coro::cede;
369	goto next_job;	611	goto next_job;
370	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	614	}
372	}	615	}
373		616
374	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
376	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;
378	} else {	619	} else {
		620	$busy = 0;
379	Coro::schedule;	621	Coro::schedule;
380	}	622	}
381	}	623	}
382	};	624	};
383		625
384	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
385	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
386		630
387	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
388	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
389		634
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
403		648
404	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
405		650
406	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
407		652
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	656	acceptable.
412		657
413	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
414	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
…		…
418	=cut	663	=cut
419		664
420	sub sync_job(&) {	665	sub sync_job(&) {
421	my ($job) = @_;	666	my ($job) = @_;
422		667
423	if ($Coro::current == $Coro::main) {	668	if (in_main) {
424	my $time = Event::time;	669	my $time = AE::time;
425		670
426	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
428		673
429	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	675
431	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
432		677
433	my $busy = 1;	678	my $busy = 1;
434	my @res;	679	my @res;
435		680
436	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	683	@res = eval { $job->() };
438	warn $@ if $@;	684	error $@ if $@;
439	undef $busy;	685	undef $busy;
440	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
441		687
442	while ($busy) {	688	while ($busy) {
443	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
444	}	693	}
		694	}
445		695
446	$time = Event::time - $time;	696	my $time = AE::time - $time;
447		697
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
452		699
453	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
454	} else {	701	} else {
455	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
456		703
…		…
476	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
477		724
478	$coro	725	$coro
479	}	726	}
480		727
481	=item fork_call { }, $args	728	=item fork_call { }, @args
482		729
483	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
484	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
487		734
488	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
489		740
490	sub fork_call(&@) {	741	sub fork_call(&@) {
491	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
492		743
493	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)
496
497	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
498	reset_signals;	745	cf::post_fork;
499	&$cb	746	&$cb
500	}, @args;	747	} @args;
501		748
502	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
503	}	788	}
504		789
505	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
506		791
507	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
517	within each server.	802	within each server.
518		803
519	=cut	804	=cut
520		805
521	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
522	my ($name) = @_;	810	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
524		812
525	eval {	813	eval {
526	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
536	}	824	}
537		825
538	our $DB;	826	our $DB;
539		827
540	sub db_init {	828	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	829	$DB ||= db_table "db";
543	};
544	}	830	}
545		831
546	sub db_get($$) {	832	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
548		834
549	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
550	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
551		839
552	$! ? ()	840	$! ? ()
553	: $data	841	: $data
554	}
555	}	842	}
556		843
557	sub db_put($$$) {	844	sub db_put($$$) {
558	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		874
588	my @data;	875	my @data;
589	my $md5;	876	my $md5;
590		877
591	for (0 .. $#$src) {	878	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	880	}
595		881
596	# if processing is expensive, check	882	# if processing is expensive, check
597	# checksum first	883	# checksum first
598	if (1) {	884	if (1) {
…		…
611		897
612	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
613	}	899	}
614	}	900	}
615		901
616	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
617	my $data = $process->(\@data);	903	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
619		905
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		907
622	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
625		911
…		…
635		921
636	=cut	922	=cut
637		923
638	sub datalog($@) {	924	sub datalog($@) {
639	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	927	}
642		928
643	=back	929	=back
644		930
645	=cut	931	=cut
646		932
647	#############################################################################	933	#############################################################################
648		934
649	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
650		936
651	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
652	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")
653	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
654		940
655	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>
656	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
657	Crossfire TRT).	943	Deliantra).
658		944
659	=over 4	945	=over 4
660		946
661	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
662		948
…		…
706	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
707		993
708	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
709	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
710		996
711	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		999
714	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
715		1001
716	=over 4	1002	=over 4
…		…
840		1126
841	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1129
844	} elsif (ref $type) {	1130	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
846		1132
847	} else {	1133	} else {
848	shift @arg;	1134	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
850	}	1136	}
851	}	1137	}
852	}	1138	}
853		1139
854	sub _object_attach {	1140	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
865	}	1151	}
866		1152
867	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
868	} else {	1154	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1156	}
871		1157
872	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
873	}	1159	}
874		1160
…		…
933		1219
934	for (@$callbacks) {	1220	for (@$callbacks) {
935	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
936		1222
937	if ($@) {	1223	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1225	override;
941	}	1226	}
942		1227
943	return 1 if $override;	1228	return 1 if $override;
944	}	1229	}
945		1230
946	0	1231	0
947	}	1232	}
948		1233
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1235
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1237
953	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
954		1239
…		…
960		1245
961	=cut	1246	=cut
962		1247
963	#############################################################################	1248	#############################################################################
964	# object support	1249	# object support
965	#
966		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#
967	sub _can_merge {	1284	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
969		1286
970	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1288
974	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
975	}	1291	}
976		1292
977	sub reattach {	1293	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1295	my ($obj) = @_;
980		1296
		1297	# no longer needed after getting rid of delete_package?
981	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
982		1299
983	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
984		1301
985	@$registry = ();	1302	@$registry = ();
986		1303
…		…
991	for (@$attach) {	1308	for (@$attach) {
992	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
994	}	1311	}
995	} else {	1312	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1314	}
998	}	1315	}
999	}	1316	}
1000		1317
1001	cf::attachable->attach (	1318	cf::attachable->attach (
1002	prio => -1000000,	1319	prio => -1000000,
1003	on_instantiate => sub {	1320	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1005		1322
1006	$data = from_json $data;	1323	$data = decode_json $data;
1007		1324
1008	for (@$data) {	1325	for (@$data) {
1009	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1010		1327
1011	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1342	);
1026		1343
1027	sub object_freezer_save {	1344	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1029		1346
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1347	sync_job {
1033	if (length $$rdata) {	1348	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1037		1353
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1361	aio_close $fh;
1043		1362
1044	if (@$objs) {	1363	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1372	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1374	}
1053	} else {	1375	} else {
1054	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1055	}	1377	}
1056		1378
1057	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1383	} else {
1059	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1060	}	1385	}
1061	} else {	1386	} else {
1062	aio_unlink $filename;	1387	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1064	}	1389	}
1065	};	1390	};
1066
1067	undef $guard;
1068	}	1391	}
1069		1392
1070	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1072		1395
…		…
1077		1400
1078	sub object_thawer_load {	1401	sub object_thawer_load {
1079	my ($filename) = @_;	1402	my ($filename) = @_;
1080		1403
1081	my ($data, $av);	1404	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1405
1085	(aio_load $filename, $data) >= 0	1406	(aio_load $filename, $data) >= 0
1086	or return;	1407	or return;
1087		1408
1088	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1411	or return;
1091		1412
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1094	}	1415	}
1095		1416
1096	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1099		1421
1100	($data, $av)	1422	($data, $av)
1101	}	1423	}
1102		1424
1103	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1107	=cut	1429	=cut
1108		1430
1109	#############################################################################	1431	#############################################################################
1110	# command handling &c	1432	# command handling &c
1111		1433
1112	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1113		1435
1114	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
1115	$name.	1437	$name.
1116		1438
1117	=cut	1439	=cut
…		…
1123	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1124		1446
1125	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1126	}	1448	}
1127		1449
1128	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1129		1451
1130	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1131	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
1132	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
1133	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
1134	has logged in successfully.	1456	has logged in successfully.
1135		1457
1136	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1137	called.
1138		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
1139	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1140		1466
1141	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1142	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
1143	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
1144	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
1145	log-in.	1471	log-in.
1146		1472
1147	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1148	called.
1149		1474
1150	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1151		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
1152	sub register_extcmd {	1482	sub register_extcmd($$) {
1153	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1154		1484
1155	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1156	}	1486	}
1157		1487
1158	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1159	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1160		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1161	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1162	}	1498	}
1163		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1164	cf::player->attach (	1508	cf::player->attach (
1165	on_command => sub {	1509	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1167		1511
1168	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1169	or return;	1513	or return;
1170		1514
…		…
1178	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1179		1523
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1525
1182	if (ref $msg) {	1526	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1528
1188	my @reply;
1189
1190	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}) {
1191	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1192	}	1547	}
1193		1548
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196
1197	} else {	1549	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1551	}
1200		1552
1201	cf::override;	1553	cf::override;
1202	},	1554	},
1203	);	1555	);
1204		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
1205	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1206	cf::sync_job {	1586	cf::sync_job {
1207	my %todo;	1587	my %todo;
1208		1588
1209	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1590	next unless -r $path;
…		…
1228		1608
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1611
1232	$ext{source} =	1612	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1235	. $source	1615	. $source
1236	. "\n};\n1";	1616	. "\n};\n1";
1237		1617
1238	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1239	}	1619	}
1240		1620
		1621	my $pass = 0;
1241	my %done;	1622	my %done;
1242	while (%todo) {	1623	while (%todo) {
1243	my $progress;	1624	my $progress;
1244		1625
		1626	++$pass;
		1627
		1628	ext:
1245	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1631	next ext
1248	unless exists $done{$_};	1632	unless exists $done{$_};
1249	}	1633	}
1250		1634
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1636
1253	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 $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1258	warn $msg;	1653
1259	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1655	delete $todo{$k};
1261	}	1656	} else {
1262		1657	$done{$k} = delete $todo{$k};
1263	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1264	}	1663	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1664	}
1270		1665
1271	skip:	1666	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1274	}	1676	}
1275	};	1677	};
1276	}	1678	}
1277		1679
1278	#############################################################################	1680	#############################################################################
1279		1681
1280	=back	1682	=back
1281		1683
1282	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1283		1685
1284	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1285		1687
1286	=cut	1688	=cut
1287		1689
1288	package cf::player;	1690	package cf::player;
1289		1691
…		…
1332		1734
1333	sub exists($) {	1735	sub exists($) {
1334	my ($login) = @_;	1736	my ($login) = @_;
1335		1737
1336	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1338	}	1740	}
1339		1741
1340	sub find($) {	1742	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1744	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1754	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1755
1354	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1757	or return;
1356		1758
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1359	or return;	1760	or return;
		1761
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1363	}	1765	}
1364	}	1766	}
1365	}	1767	}
1366		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1367	sub save($) {	1782	sub save($) {
1368	my ($pl) = @_;	1783	my ($pl) = @_;
1369		1784
1370	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1371		1786
…		…
1374		1789
1375	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1376		1791
1377	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1799
1380	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1801	cf::cede_to_tick;
1382	}	1802	}
1383		1803
…		…
1415	my ($pl) = @_;	1835	my ($pl) = @_;
1416		1836
1417	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1418		1838
1419	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1420	$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
1421		1841
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1425	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1426		1850
1427	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1467		1891
1468	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1469	my $path = path $login;	1893	my $path = path $login;
1470		1894
1471	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1901	}
1477		1902
…		…
1481		1906
1482	\@logins	1907	\@logins
1483	}	1908	}
1484		1909
1485	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1486		1913
1487	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1488	player. May block.	1915	player. May block.
1489		1916
1490	=cut	1917	=cut
…		…
1508	}	1935	}
1509		1936
1510	\@paths	1937	\@paths
1511	}	1938	}
1512		1939
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1941
1515	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1943
1576	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1577		1945
1578	Sends an ext event to the client.	1946	Sends an ext event to the client.
1579		1947
…		…
1599		1967
1600	=cut	1968	=cut
1601		1969
1602	sub find_by_path($) {	1970	sub find_by_path($) {
1603	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1604		1974
1605	my ($match, $specificity);	1975	my ($match, $specificity);
1606		1976
1607	for my $region (list) {	1977	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1636		2006
1637	sub generate_random_map {	2007	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1640	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	2013	}
1654		2014
1655	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1656		2016
1657	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
…		…
1662		2022
1663	sub register {	2023	sub register {
1664	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2025	my $pkg = caller;
1666		2026
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2028
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2030	}
1672		2031
1673	# also paths starting with '/'	2032	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2034
1676	sub thawer_merge {	2035	sub thawer_merge {
1677	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1678		2037
1679	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1684	}	2043	}
1685		2044
1686	sub normalise {	2045	sub normalise {
1687	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1688		2047
1689	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1690		2049
1691	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1692		2051
1693	# map plan:	2052	# map plan:
1694	#	2053	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2069	$path = "$base/$path";
1711	}	2070	}
1712		2071
1713	for ($path) {	2072	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1717	}	2075	}
1718		2076
1719	$path	2077	$path
…		…
1733	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1734	return $self;	2092	return $self;
1735	}	2093	}
1736	}	2094	}
1737		2095
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2097	()
1740	}	2098	}
1741		2099
		2100	# may re-bless or do other evil things
1742	sub init {	2101	sub init {
1743	my ($self) = @_;	2102	my ($self) = @_;
1744		2103
1745	$self	2104	$self
1746	}	2105	}
…		…
1765		2124
1766	# the temporary/swap location	2125	# the temporary/swap location
1767	sub save_path {	2126	sub save_path {
1768	my ($self) = @_;	2127	my ($self) = @_;
1769		2128
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1772	}	2131	}
1773		2132
1774	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1775	sub uniq_path {	2134	sub uniq_path {
1776	my ($self) = @_;	2135	my ($self) = @_;
1777		2136
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2139	}
1790		2140
1791	sub decay_objects {	2141	sub decay_objects {
1792	my ($self) = @_;	2142	my ($self) = @_;
1793		2143
…		…
1820	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1821		2171
1822	1	2172	1
1823	}	2173	}
1824		2174
		2175	# used to laod the header of an original map
1825	sub load_header_orig {	2176	sub load_header_orig {
1826	my ($self) = @_;	2177	my ($self) = @_;
1827		2178
1828	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1829	}	2180	}
1830		2181
		2182	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2183	sub load_header_temp {
1832	my ($self) = @_;	2184	my ($self) = @_;
1833		2185
1834	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1835	}	2187	}
1836		2188
		2189	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2190	sub prepare_temp {
1838	my ($self) = @_;	2191	my ($self) = @_;
1839		2192
1840	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1842	# safety	2195	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2198	}
1846		2199
		2200	# called after loading the header from an original map
1847	sub prepare_orig {	2201	sub prepare_orig {
1848	my ($self) = @_;	2202	my ($self) = @_;
1849		2203
1850	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2229
1876	sub find;	2230	sub find;
1877	sub find {	2231	sub find {
1878	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1879		2233
		2234	cf::cede_to_tick;
		2235
1880	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1881		2237
1882	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2240
1885	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1890	or return;	2243	or return;
1891		2244
1892	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1893		2246
…		…
1895	or return;	2248	or return;
1896		2249
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1900	undef $guard1;	2254	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2255	$map->reset;
1903	return find $path;	2256	return find $path;
1904	}	2257	}
1905		2258
1906	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1907	}	2260	}
1908	}	2261	}
1909		2262
1910	sub pre_load { }	2263	sub pre_load { }
1911	sub post_load { }	2264	#sub post_load { } # XS
1912		2265
1913	sub load {	2266	sub load {
1914	my ($self) = @_;	2267	my ($self) = @_;
1915		2268
1916	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2272
1920	{	2273	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1922		2275
1923	return unless $self->valid;	2276	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2278
1928	$self->alloc;	2279	$self->alloc;
1929		2280
1930	$self->pre_load;	2281	$self->pre_load;
1931	cf::cede_to_tick;	2282	cf::cede_to_tick;
1932		2283
		2284	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2286	$f->skip_block;
1935	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1936	or return;	2288	or return;
1937		2289
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1939	if delete $self->{load_original};	2291	if delete $self->{load_original};
1940		2292
1941	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2294	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2297	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1948	}	2301	}
1949	}	2302	}
1950	}
1951		2303
1952	$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);
1953		2311
1954	cf::cede_to_tick;	2312	cf::cede_to_tick;
1955	# now do the right thing for maps	2313	# now do the right thing for maps
1956	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2320	$self->decay_objects;
1963	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1964	$self->update_buttons;	2322	$self->update_buttons;
1965	cf::cede_to_tick;	2323	cf::cede_to_tick;
1966	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2325	}
1970		2326
1971	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2329	}
1976		2330
1977	$self->post_load;	2331	$self->post_load;
1978	}
1979		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
1980	sub customise_for {	2339	sub customise_for {
1981	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1982		2341
1983	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2343	if $self->per_player;
…		…
1987	# if $self->per_party;	2346	# if $self->per_party;
1988		2347
1989	$self	2348	$self
1990	}	2349	}
1991		2350
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2351	sub find_sync {
2019	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2020		2353
2021	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
2022	}	2359	}
2023		2360
2024	sub do_load_sync {	2361	sub do_load_sync {
2025	my ($map) = @_;	2362	my ($map) = @_;
2026		2363
		2364	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2029		2367
2030	cf::sync_job { $map->load };	2368	$map->load;
2031	}	2369	}
2032		2370
2033	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2035		2373
2036	sub find_async {	2374	sub find_async {
2037	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2038		2376
2039	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2040		2378
2041	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2043	}	2381	}
2044		2382
2045	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2046		2384
2047	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
2048	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2390	if (my $map = find $k) {
2051	$map->load if $v;	2391	$map->load if $v;
2052	}	2392	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2060		2400
2061	()	2401	()
2062	}	2402	}
2063		2403
		2404	# common code, used by both ->save and ->swapout
2064	sub save {	2405	sub _save {
2065	my ($self) = @_;	2406	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2407
2069	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2070		2409
2071	return unless $self->dirty;	2410	return unless $self->dirty;
2072		2411
…		…
2078	return if $self->{deny_save};	2417	return if $self->{deny_save};
2079		2418
2080	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2081		2420
2082	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2084	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2085		2427
2086	if ($uniq) {	2428	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2431	} else {
2090	$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);
2091	}	2433	}
2092	}	2434	}
2093		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2094	sub swap_out {	2444	sub swap_out {
2095	my ($self) = @_;	2445	my ($self) = @_;
2096		2446
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2102	return if $self->players;	2451	return if $self->players;
2103	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
2104	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2105		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
2106	$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};
2107		2503
2108	$self->deactivate;	2504	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2506	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2507
2156	$self->unlink_save;	2508	$self->unlink_save;
2157	$self->destroy;	2509	$self->destroy;
2158	}	2510	}
2159		2511
…		…
2167		2519
2168	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2169		2521
2170	$self->unlink_save;	2522	$self->unlink_save;
2171		2523
2172	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2529
…		…
2226		2578
2227	sub unique_maps() {	2579	sub unique_maps() {
2228	[	2580	[
2229	map {	2581	map {
2230	utf8::decode $_;	2582	utf8::decode $_;
2231	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2232	? normalise $_	2586	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2588	]
2236	}	2589	}
2237		2590
2238	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	}
2239		2622
2240	=back	2623	=back
2241		2624
2242	=head3 cf::object	2625	=head3 cf::object
2243		2626
…		…
2247		2630
2248	=over 4	2631	=over 4
2249		2632
2250	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2251		2634
2252	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.
2253		2637
2254	=cut	2638	=cut
2255		2639
2256	sub inv_recursive_;	2640	sub inv_recursive_;
2257	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2263	}	2647	}
2264		2648
2265	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2266		2650
2267	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.
2268		2652
2269	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2270		2654
2271	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,
2272	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2273		2657
2274	=cut	2658	=cut
2275		2659
2276	sub deref {	2660	sub deref {
2277	my ($ref) = @_;	2661	my ($ref) = @_;
2278		2662
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2664	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2666	or return;
2286	$pl->ob->uuid eq $uuid	2667	$pl->ob->uuid eq $uuid
2287	or return;	2668	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2309		2690
2310	=cut	2691	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2708	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2724
2330	} else {	2725	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2728	}
2334	}	2729	}
2335	}	2730	}
2336		2731
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2757
2363	=item $player_object->enter_link	2758	=item $player_object->enter_link
2364		2759
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2761
2367	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2369		2766
2370	Will never block.	2767	Will never block.
2371		2768
2372	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2373		2770
…		…
2393	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2791	my ($self) = @_;
2395		2792
2396	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2397		2794
		2795	++$self->{_link_recursion};
		2796
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2798
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2402		2801
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2803	}
2405		2804
2406	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2408		2807
…		…
2425	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2427		2826
2428	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2431		2830
2432	$map->load;	2831	$map->load;
2433	$map->load_neighbours;
2434		2832
2435	return unless $self->contr->active;	2833	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2834
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2440	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2441		2842
		2843	}
		2844
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2846
2444	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2851	be called at the end of this process.
2449		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2450	=cut	2856	=cut
2451		2857
2452	our $GOTOGEN;	2858	our $GOTOGEN;
2453		2859
2454	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
		2868
2457	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2871
2460	$self->enter_link;	2872	$self->enter_link;
2461		2873
2462	(async {	2874	(async {
		2875	$Coro::current->{desc} = "player::goto $path $x $y";
		2876
2463	# *tag paths override both path and x|y	2877	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2878	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2879	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2880	my $ob = $obs[rand @obs];
2467		2881
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2882	# see if we actually can go there
2469	# for suitability.	2883	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2884	$ob = $obs[rand @obs];
		2885	} else {
		2886	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2887	}
		2888	# else put us there anyways for now #d#
2470		2889
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2890	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2891	} else {
		2892	($path, $x, $y) = (undef, undef, undef);
2472	}	2893	}
2473	}	2894	}
2474		2895
2475	my $map = eval {	2896	my $map = eval {
2476	my $map = cf::map::find $path;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2898
2478	if ($map) {	2899	if ($map) {
2479	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2902	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2904	}
2484		2905
2485	$map	2906	$map
2486	};	2907	};
2487		2908
…		…
2493	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2496	}	2917	}
2497		2918
2498	$done->() if $done;	2919	$done->($self) if $done;
2499	})->prio (1);	2920	})->prio (1);
2500	}	2921	}
2501		2922
2502	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2503		2924
…		…
2523	}	2944	}
2524		2945
2525	sub prepare_random_map {	2946	sub prepare_random_map {
2526	my ($exit) = @_;	2947	my ($exit) = @_;
2527		2948
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2951	# that depends on the exit object
2533		2952
2534	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2955	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2541	}	2962	}
2542		2963
2543	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2544		2965
2545	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2548		2969
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2972	undef $fh;
2552	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2553		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2556	}	2981	}
2557	}	2982	}
2558		2983
2559	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2561		2986
2562	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2563		2988
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2989	$self->enter_link;
2576		2990
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2991	(async {
2582	$self->deactivate_recursive; # just to be sure	2992	$Coro::current->{desc} = "enter_exit";
		2993
2583	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2584	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2585		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2586	1;	3030	1
2587	}) {	3031	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3036
2593	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3038	$self->leave_link;
2595	}	3039	}
2596	})->prio (1);	3040	})->prio (1);
2597	}	3041	}
2598		3042
2599	=head3 cf::client	3043	=head3 cf::client
2600		3044
2601	=over 4	3045	=over 4
2602		3046
2603	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2604		3048
2605	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2606	should not be used under normal circumstances.	3050	them as required.
2607		3051
2608	=cut	3052	=cut
2609		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2610	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2611	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2612		3058
2613	utf8::encode $text;	3059	# try lzf for large packets
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2615	}	3070	}
2616		3071
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3073
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2620	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2623		3078
2624	=cut	3079	=cut
2625		3080
		3081	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2627	"c/identify" => {	3089	"c/identify" => {
2628	id => "identify",	3090	id => "infobox",
2629	title => "Identify",	3091	title => "Identify",
2630	reply => undef,	3092	reply => undef,
2631	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
2632	},	3094	},
2633	"c/examine" => {	3095	"c/examine" => {
2634	id => "examine",	3096	id => "infobox",
2635	title => "Examine",	3097	title => "Examine",
2636	reply => undef,	3098	reply => undef,
2637	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
2638	},	3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
		3106	},
		3107	"c/book" => {
		3108	id => "infobox",
		3109	title => "Book",
		3110	reply => undef,
		3111	tooltip => "The contents of a note or book",
		3112	},
		3113	"c/lookat" => {
		3114	id => "infobox",
		3115	title => "Look",
		3116	reply => undef,
		3117	tooltip => "What you saw there",
		3118	},
		3119	"c/who" => {
		3120	id => "infobox",
		3121	title => "Players",
		3122	reply => undef,
		3123	tooltip => "Shows players who are currently online",
		3124	},
		3125	"c/body" => {
		3126	id => "infobox",
		3127	title => "Body Parts",
		3128	reply => undef,
		3129	tooltip => "Shows which body parts you posess and are available",
		3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
		3167	"c/uptime" => {
		3168	id => "infobox",
		3169	title => "Uptime",
		3170	reply => undef,
		3171	tooltip => "How long the server has been running since last restart",
		3172	},
		3173	"c/mapinfo" => {
		3174	id => "infobox",
		3175	title => "Map Info",
		3176	reply => undef,
		3177	tooltip => "Information related to the maps",
		3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2639	);	3199	);
2640		3200
2641	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3203
2644	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2645		3206
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3208
2648	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3210	if ($CHANNEL{$channel}) {
		3211	$channel = $CHANNEL{$channel};
2650		3212
		3213	$self->ext_msg (channel_info => $channel);
		3214	$channel = $channel->{id};
		3215
2651	if (ref $channel) {	3216	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3220	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3221	}
2658		3222
2659	$channel = $channel->{id};	3223	$channel = $channel->{id};
2660	}	3224	}
2661		3225
2662	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2663		3227
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3228	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2668		3231
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3232	my $pkt = "msg "
		3233	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3235	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3236
2683	$color &= cf::NDI_COLOR_MASK;	3237	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3238	}
2697		3239
2698	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2699		3241
2700	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2702	=cut	3244	=cut
2703		3245
2704	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2706		3248
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}
2714
2715	=item $client->ext_reply ($msgid, @msg)
2716
2717	Sends an ext reply to the client.
2718
2719	=cut
2720
2721	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;
2723
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3250	}
2732		3251
2733	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2734		3253
2735	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2755		3274
2756	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
2757	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
2758		3277
2759	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our %COMMAND_FACE;
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = grep $_,
		3291	$COMMAND_FACE{standard},
		3292	$COMMAND_FACE{emote},
		3293	$COMMAND_FACE{skill},
		3294	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3295	;
		3296
		3297	$self->send_face ($_)
		3298	for @faces;
		3299	$self->flush_fx;
		3300
		3301	$self->ext_msg (command_list => @faces);
		3302	}
		3303
		3304	=item cf::client::set_command_face $type, $commands
		3305
		3306	=cut
		3307
		3308	sub cf::client::set_command_face {
		3309	my ($type, $list) = @_;
		3310
		3311	my $idx = &cf::face::set ( #d# ugly forward reference
		3312	"command_list/$type" => cf::FT_RSRC,
		3313	JSON::XS->new->utf8->encode ([ sort @$list ])
		3314	);
		3315
		3316	$COMMAND_FACE{$type} = $idx;
2760	}	3317	}
2761		3318
2762	cf::client->attach (	3319	cf::client->attach (
2763	on_connect => sub {	3320	on_connect => sub {
2764	my ($ns) = @_;	3321	my ($ns) = @_;
…		…
2790	my ($ns, $buf) = @_;	3347	my ($ns, $buf) = @_;
2791		3348
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3349	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3350
2794	if (ref $msg) {	3351	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3352	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3353
2800	my @reply;
2801
2802	if (my $cb = $EXTICMD{$type}) {	3354	if (my $cb = $EXTIACMD{$type}) {
		3355	$cb->(
		3356	$ns,
		3357	sub {
		3358	$ns->ext_msg ("reply-$reply", @_)
		3359	if $reply;
		3360	},
		3361	@payload
		3362	);
		3363	} else {
		3364	my @reply;
		3365
		3366	if (my $cb = $EXTICMD{$type}) {
2803	@reply = $cb->($ns, @payload);	3367	@reply = $cb->($ns, @payload);
		3368	}
		3369
		3370	$ns->ext_msg ("reply-$reply", @reply)
		3371	if $reply;
2804	}	3372	}
2805
2806	$ns->ext_reply ($reply, @reply)
2807	if $reply;
2808
2809	} else {	3373	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3374	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3375	}
2812		3376
2813	cf::override;	3377	cf::override;
2814	},	3378	},
2815	);	3379	);
…		…
2835		3399
2836	$coro	3400	$coro
2837	}	3401	}
2838		3402
2839	cf::client->attach (	3403	cf::client->attach (
2840	on_destroy => sub {	3404	on_client_destroy => sub {
2841	my ($ns) = @_;	3405	my ($ns) = @_;
2842		3406
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3407	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3408	},
2845	);	3409	);
…		…
2861	our $safe_hole = new Safe::Hole;	3425	our $safe_hole = new Safe::Hole;
2862		3426
2863	$SIG{FPE} = 'IGNORE';	3427	$SIG{FPE} = 'IGNORE';
2864		3428
2865	$safe->permit_only (Opcode::opset qw(	3429	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3430	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3431	grepstart grepwhile mapstart mapwhile
2868	sort time	3432	sort time
2869	));	3433	));
2870		3434
2871	# here we export the classes and methods available to script code	3435	# here we export the classes and methods available to script code
…		…
2873	=pod	3437	=pod
2874		3438
2875	The following functions and methods are available within a safe environment:	3439	The following functions and methods are available within a safe environment:
2876		3440
2877	cf::object	3441	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3442	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3443	insert remove name archname title slaying race decrease split
		3444	value
2880		3445
2881	cf::object::player	3446	cf::object::player
2882	player	3447	player
2883		3448
2884	cf::player	3449	cf::player
…		…
2889		3454
2890	=cut	3455	=cut
2891		3456
2892	for (	3457	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3458	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3459	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3460	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3461	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3462	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3463	["cf::map" => qw(trigger)],
2899	) {	3464	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3465	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3466	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3467	for @funs;
2904	}	3468	}
2905		3469
…		…
2920		3484
2921	my $qcode = $code;	3485	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3486	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3487	$qcode =~ s/\n/\\n/g;
2924		3488
		3489	%vars = (_dummy => 0) unless %vars;
		3490
		3491	my @res;
2925	local $_;	3492	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3493
2928	my $eval =	3494	my $eval =
2929	"do {\n"	3495	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3496	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3497	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3498	. $code
2933	. "\n}"	3499	. "\n}"
2934	;	3500	;
2935		3501
		3502	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3503	sub_generation_inc;
		3504	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3505	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3506	sub_generation_inc;
		3507	} else {
		3508	local @cf::_safe_eval_args = values %vars;
		3509	@res = wantarray ? eval eval : scalar eval $eval;
		3510	}
2939		3511
2940	if ($@) {	3512	if ($@) {
2941	warn "$@";	3513	warn "$@",
2942	warn "while executing safe code '$code'\n";	3514	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3515	"with arguments " . (join " ", %vars) . "\n";
2944	}	3516	}
2945		3517
2946	wantarray ? @res : $res[0]	3518	wantarray ? @res : $res[0]
2947	}	3519	}
2948		3520
…		…
2962	=cut	3534	=cut
2963		3535
2964	sub register_script_function {	3536	sub register_script_function {
2965	my ($fun, $cb) = @_;	3537	my ($fun, $cb) = @_;
2966		3538
2967	no strict 'refs';	3539	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3540	*$fun = $safe_hole->wrap ($cb);
2969	}	3541	}
2970		3542
2971	=back	3543	=back
2972		3544
2973	=cut	3545	=cut
2974		3546
2975	#############################################################################	3547	#############################################################################
2976	# the server's init and main functions	3548	# the server's init and main functions
2977		3549
		3550	{
		3551	package cf::face;
		3552
		3553	our %HASH; # hash => idx
		3554	our @DATA; # dynamically-created facedata, only faceste 0 used
		3555	our @FOFS; # file offset, if > 0
		3556	our @SIZE; # size of face, in octets
		3557	our @META; # meta hash of face, if any
		3558	our $DATAFH; # facedata filehandle
		3559
		3560	# internal api, not finalised
		3561	sub set {
		3562	my ($name, $type, $data) = @_;
		3563
		3564	my $idx = cf::face::find $name;
		3565
		3566	if ($idx) {
		3567	delete $HASH{cf::face::get_csum $idx};
		3568	} else {
		3569	$idx = cf::face::alloc $name;
		3570	}
		3571
		3572	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3573
		3574	cf::face::set_type $idx, $type;
		3575	cf::face::set_csum $idx, 0, $hash;
		3576
		3577	# we need to destroy the SV itself, not just modify it, as a running ix
		3578	# might hold a reference to it: "delete" achieves that.
		3579	delete $FOFS[0][$idx];
		3580	delete $DATA[0][$idx];
		3581	$DATA[0][$idx] = $data;
		3582	$SIZE[0][$idx] = length $data;
		3583	delete $META[$idx];
		3584	$HASH{$hash} = $idx;#d#
		3585
		3586	$idx
		3587	}
		3588
		3589	sub _get_data($$$) {
		3590	my ($idx, $set, $cb) = @_;
		3591
		3592	if (defined $DATA[$set][$idx]) {
		3593	$cb->($DATA[$set][$idx]);
		3594	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3595	my $size = $SIZE[$set][$idx];
		3596	my $buf;
		3597	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3598	if ($_[0] == $size) {
		3599	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3600	$cb->($buf);
		3601	} else {
		3602	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3603	}
		3604	};
		3605	} else {
		3606	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3607	}
		3608	}
		3609
		3610	# rather ineffient
		3611	sub cf::face::get_data($;$) {
		3612	my ($idx, $set) = @_;
		3613
		3614	_get_data $idx, $set, Coro::rouse_cb;
		3615	Coro::rouse_wait
		3616	}
		3617
		3618	sub cf::face::ix {
		3619	my ($ns, $set, $idx, $pri) = @_;
		3620
		3621	_get_data $idx, $set, sub {
		3622	$ns->ix_send ($idx, $pri, $_[0]);
		3623	};
		3624	}
		3625	}
		3626
2978	sub load_facedata($) {	3627	sub load_facedata($) {
2979	my ($path) = @_;	3628	my ($path) = @_;
2980		3629
2981	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();
2984
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3630	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3631
2987	warn "loading facedata from $path\n";	3632	trace "loading facedata from $path\n";
2988		3633
2989	my $facedata;	3634	my $facedata = decode_storable load_file "$path/faceinfo";
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3635
2995	$facedata->{version} == 2	3636	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3637	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2997		3638
2998	# patch in the exptable	3639	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2999	$facedata->{resource}{"res/exp_table"} = {	3640	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3000	type => FT_RSRC,	3641
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3642	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3002	};	3643
3003	cf::cede_to_tick;	3644	# BEGIN ATOMIC
		3645	# from here on, everything must be atomic - no thread switch allowed
		3646	my $t1 = EV::time;
3004		3647
3005	{	3648	{
3006	my $faces = $facedata->{faceinfo};	3649	my $faces = $facedata->{faceinfo};
3007		3650
3008	while (my ($face, $info) = each %$faces) {	3651	for my $face (sort keys %$faces) {
		3652	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3653	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3654
3010	cf::face::set_visibility $idx, $info->{visibility};	3655	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3656	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3657	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3658	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3014		3659	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3015	cf::cede_to_tick;	3660	$cf::face::HASH{$info->{hash64}} = $idx;
		3661	delete $cf::face::META[$idx];
3016	}	3662	}
3017		3663
3018	while (my ($face, $info) = each %$faces) {	3664	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3665	next unless $info->{smooth};
		3666
3020	my $idx = cf::face::find $face	3667	my $idx = cf::face::find $face
3021	or next;	3668	or next;
		3669
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3670	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3671	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3672	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3673	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3674	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3675	}
3028
3029	cf::cede_to_tick;
3030	}	3676	}
3031	}	3677	}
3032		3678
3033	{	3679	{
3034	my $anims = $facedata->{animinfo};	3680	my $anims = $facedata->{animinfo};
3035		3681
3036	while (my ($anim, $info) = each %$anims) {	3682	while (my ($anim, $info) = each %$anims) {
3037	cf::anim::set $anim, $info->{frames}, $info->{facings};	3683	cf::anim::set $anim, $info->{frames}, $info->{facings};
3038	cf::cede_to_tick;
3039	}	3684	}
3040		3685
3041	cf::anim::invalidate_all; # d'oh	3686	cf::anim::invalidate_all; # d'oh
3042	}	3687	}
3043		3688
3044	{	3689	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3690	my $res = $facedata->{resource};
3048		3691
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3692	while (my ($name, $info) = each %$res) {
		3693	if (defined (my $type = $info->{type})) {
		3694	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3695	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3696
3055	if ($info->{type} & 1) {	3697	cf::face::set_type $idx, $type;
3056	# prepend meta info	3698	cf::face::set_csum $idx, 0, $info->{hash};
3057		3699	$cf::face::SIZE[0][$idx] = $info->{size};
3058	my $meta = $enc->encode ({	3700	$cf::face::FOFS[0][$idx] = $info->{fofs};
3059	name => $name,	3701	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3060	%{ $info->{meta} || {} },	3702	$cf::face::HASH{$info->{hash}} = $idx;
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3703	} else {
3065	$data = $info->{data};	3704	# $RESOURCE{$name} = $info; # unused
3066	}	3705	}
3067
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;
3072	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}	3706	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3707	}
		3708
		3709	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3710
		3711	# HACK to clear player env face cache, we need some signal framework
		3712	# for this (global event?)
		3713	%ext::player_env::MUSIC_FACE_CACHE = ();
		3714
		3715	# END ATOMIC
		3716
		3717	cf::debug "facedata atomic update time ", EV::time - $t1;
		3718
		3719	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3720
		3721	aio_close $fh if $fh; # close old facedata
3092		3722
3093	1	3723	1
3094	}	3724	}
3095		3725
3096	register_exticmd fx_want => sub {	3726	register_exticmd fx_want => sub {
…		…
3098		3728
3099	while (my ($k, $v) = each %$want) {	3729	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3730	$ns->fx_want ($k, $v);
3101	}	3731	}
3102	};	3732	};
		3733
		3734	sub load_resource_file($) {
		3735	my $guard = lock_acquire "load_resource_file";
		3736
		3737	my $status = load_resource_file_ $_[0];
		3738	get_slot 0.1, 100;
		3739	cf::arch::commit_load;
		3740
		3741	$status
		3742	}
		3743
		3744	sub reload_exp_table {
		3745	_reload_exp_table;
		3746
		3747	cf::face::set
		3748	"res/exp_table" => FT_RSRC,
		3749	JSON::XS->new->utf8->canonical->encode (
		3750	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3751	);
		3752	}
		3753
		3754	sub reload_materials {
		3755	_reload_materials;
		3756	}
3103		3757
3104	sub reload_regions {	3758	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3759	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3760	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3761	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3114	if exists $_->{match};	3768	if exists $_->{match};
3115	}	3769	}
3116	}	3770	}
3117		3771
3118	sub reload_facedata {	3772	sub reload_facedata {
3119	load_facedata "$DATADIR/facedata"	3773	load_facedata $DATADIR
3120	or die "unable to load facedata\n";	3774	or die "unable to load facedata\n";
3121	}	3775	}
3122		3776
3123	sub reload_archetypes {	3777	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3778	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3779	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3780
3127	# this really needs to be done in an extra post-pass	3781	cf::face::set
3128	# (which needs to be synchronous, so solve it differently)	3782	"res/skill_info" => FT_RSRC,
3129	load_resource_file "$DATADIR/archetypes"	3783	JSON::XS->new->utf8->canonical->encode (
3130	or die "unable to load archetypes\n";	3784	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3785	);
		3786
		3787	cf::face::set
		3788	"res/spell_paths" => FT_RSRC,
		3789	JSON::XS->new->utf8->canonical->encode (
		3790	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3791	);
		3792
		3793	# command completion
		3794	my @commands;
		3795
		3796	for (0..cf::arch::skillvec_size - 1) {
		3797	my $skill = cf::arch::skillvec $_;
		3798	my $name = $skill->name;
		3799	my $flags = cf::skill_flags $skill->subtype;
		3800
		3801	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3802	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3803	}
		3804
		3805	cf::client::set_command_face skill => \@commands;
3131	}	3806	}
3132		3807
3133	sub reload_treasures {	3808	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3809	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3810	or die "unable to load treasurelists\n";
3136	}	3811	}
3137		3812
		3813	sub reload_sound {
		3814	trace "loading sound config from $DATADIR/sound\n";
		3815
		3816	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3817
		3818	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3819	my $sound = $soundconf->{compat}[$_]
		3820	or next;
		3821
		3822	my $face = cf::face::find "sound/$sound->[1]";
		3823	cf::sound::set $sound->[0] => $face;
		3824	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3825	}
		3826
		3827	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3828	my $face = cf::face::find "sound/$v";
		3829	cf::sound::set $k => $face;
		3830	}
		3831	}
		3832
3138	sub reload_resources {	3833	sub reload_resources {
3139	warn "reloading resource files...\n";	3834	trace "reloading resource files...\n";
3140		3835
		3836	reload_materials;
		3837	reload_facedata;
		3838	reload_exp_table;
		3839	reload_sound;
		3840	reload_archetypes;
3141	reload_regions;	3841	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3842	reload_treasures;
3146		3843
3147	warn "finished reloading resource files\n";	3844	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3845	}
3153		3846
3154	sub reload_config {	3847	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3848	trace "reloading config file...\n";
3156	or return;
3157		3849
3158	local $/;	3850	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3851	utf8::decode $config;
		3852	*CFG = decode_yaml $config;
3160		3853
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3854	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3855
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3856	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3857	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3858
3166	if (exists $CFG{mlockall}) {	3859	if (exists $CFG{mlockall}) {
…		…
3170	};	3863	};
3171	warn $@ if $@;	3864	warn $@ if $@;
3172	}	3865	}
3173	}	3866	}
3174		3867
		3868	sub pidfile() {
		3869	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3870	or die "$PIDFILE: $!";
		3871	flock $fh, &Fcntl::LOCK_EX
		3872	or die "$PIDFILE: flock: $!";
		3873	$fh
		3874	}
		3875
		3876	# make sure only one server instance is running at any one time
		3877	sub atomic {
		3878	my $fh = pidfile;
		3879
		3880	my $pid = <$fh>;
		3881	kill 9, $pid if $pid > 0;
		3882
		3883	seek $fh, 0, 0;
		3884	print $fh $$;
		3885	}
		3886
		3887	sub main_loop {
		3888	trace "EV::loop starting\n";
		3889	if (1) {
		3890	EV::loop;
		3891	}
		3892	trace "EV::loop returned\n";
		3893	goto &main_loop unless $REALLY_UNLOOP;
		3894	}
		3895
3175	sub main {	3896	sub main {
		3897	cf::init_globals; # initialise logging
		3898
		3899	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3900	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3901	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3902	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3903
		3904	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3905
3176	# we must not ever block the main coroutine	3906	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3907	$Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3908	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3909	(async {
3180	Event::one_event;	3910	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3911	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3912	})->prio (Coro::PRIO_MAX);
3182	};	3913	};
3183		3914
		3915	evthread_start IO::AIO::poll_fileno;
		3916
		3917	cf::sync_job {
		3918	cf::incloader::init ();
		3919
		3920	db_init;
		3921
		3922	cf::init_anim;
		3923	cf::init_attackmess;
		3924	cf::init_dynamic;
		3925
		3926	cf::load_settings;
		3927
		3928	reload_resources;
3184	reload_config;	3929	reload_config;
3185	db_init;	3930
		3931	cf::init_uuid;
		3932	cf::init_signals;
		3933	cf::init_skills;
		3934
		3935	cf::init_beforeplay;
		3936
		3937	atomic;
		3938
3186	load_extensions;	3939	load_extensions;
3187		3940
3188	$TICK_WATCHER->start;	3941	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3942
		3943	# no (long-running) fork's whatsoever before this point(!)
		3944	use POSIX ();
		3945	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3946
		3947	cf::_post_init 0;
		3948	};
		3949
		3950	cf::object::thawer::errors_are_fatal 0;
		3951	info "parse errors in files are no longer fatal from this point on.\n";
		3952
		3953	AE::postpone {
		3954	undef &main; # free gobs of memory :)
		3955	};
		3956
		3957	goto &main_loop;
3190	}	3958	}
3191		3959
3192	#############################################################################	3960	#############################################################################
3193	# initialisation and cleanup	3961	# initialisation and cleanup
3194		3962
3195	# install some emergency cleanup handlers	3963	# install some emergency cleanup handlers
3196	BEGIN {	3964	BEGIN {
		3965	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3966	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3967	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3968	cf::cleanup "SIG$signal";
3205	},
3206	);	3969	};
3207	}	3970	}
3208	}	3971	}
3209		3972
3210	sub write_runtime {	3973	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3974	my $t0 = AE::time;
3212		3975
3213	# first touch the runtime file to show we are still running:	3976	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3977	# the fsync below can take a very very long time.
3215		3978
3216	IO::AIO::aio_utime $runtime, undef, undef;	3979	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3980
3218	my $guard = cf::lock_acquire "write_runtime";	3981	my $guard = cf::lock_acquire "write_runtime";
3219		3982
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3983	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3984	or return;
3222		3985
3223	my $value = $cf::RUNTIME + 90 + 10;	3986	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3987	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3988	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3998	aio_utime $fh, undef, undef;
3236		3999
3237	close $fh	4000	close $fh
3238	or return;	4001	or return;
3239		4002
3240	aio_rename "$runtime~", $runtime	4003	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	4004	and return;
3242		4005
3243	warn "runtime file written.\n";	4006	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		4007
3245	1	4008	1
		4009	}
		4010
		4011	our $uuid_lock;
		4012	our $uuid_skip;
		4013
		4014	sub write_uuid_sync($) {
		4015	$uuid_skip ||= $_[0];
		4016
		4017	return if $uuid_lock;
		4018	local $uuid_lock = 1;
		4019
		4020	my $uuid = "$LOCALDIR/uuid";
		4021
		4022	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4023	or return;
		4024
		4025	my $value = uuid_seq uuid_cur;
		4026
		4027	unless ($value) {
		4028	info "cowardly refusing to write zero uuid value!\n";
		4029	return;
		4030	}
		4031
		4032	my $value = uuid_str $value + $uuid_skip;
		4033	$uuid_skip = 0;
		4034
		4035	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4036	and return;
		4037
		4038	# always fsync - this file is important
		4039	aio_fsync $fh
		4040	and return;
		4041
		4042	close $fh
		4043	or return;
		4044
		4045	aio_rename "$uuid~", $uuid
		4046	and return;
		4047
		4048	trace "uuid file written ($value).\n";
		4049
		4050	1
		4051
		4052	}
		4053
		4054	sub write_uuid($$) {
		4055	my ($skip, $sync) = @_;
		4056
		4057	$sync ? write_uuid_sync $skip
		4058	: async { write_uuid_sync $skip };
3246	}	4059	}
3247		4060
3248	sub emergency_save() {	4061	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	4062	my $freeze_guard = cf::freeze_mainloop;
3250		4063
3251	warn "enter emergency perl save\n";	4064	info "emergency_perl_save: enter\n";
		4065
		4066	# this is a trade-off: we want to be very quick here, so
		4067	# save all maps without fsync, and later call a global sync
		4068	# (which in turn might be very very slow)
		4069	local $USE_FSYNC = 0;
3252		4070
3253	cf::sync_job {	4071	cf::sync_job {
		4072	cf::write_runtime_sync; # external watchdog should not bark
		4073
3254	# use a peculiar iteration method to avoid tripping on perl	4074	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	4075	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	4076	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	4077	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	4078	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	4079	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	4080	$pl->valid or next;
		4081	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	4082	$pl->save;
3262	}	4083	}
3263	warn "end emergency player save\n";	4084	info "emergency_perl_save: end player save\n";
3264		4085
3265	warn "begin emergency map save\n";	4086	cf::write_runtime_sync; # external watchdog should not bark
		4087
		4088	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	4089	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	4090	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	4091	$map->valid or next;
3269	$map->save;	4092	$map->save;
3270	}	4093	}
3271	warn "end emergency map save\n";	4094	info "emergency_perl_save: end map save\n";
3272		4095
3273	warn "begin emergency database checkpoint\n";	4096	cf::write_runtime_sync; # external watchdog should not bark
		4097
		4098	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	4099	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	4100	info "emergency_perl_save: end database checkpoint\n";
		4101
		4102	info "emergency_perl_save: begin write uuid\n";
		4103	write_uuid_sync 1;
		4104	info "emergency_perl_save: end write uuid\n";
		4105
		4106	cf::write_runtime_sync; # external watchdog should not bark
		4107
		4108	trace "emergency_perl_save: syncing database to disk";
		4109	BDB::db_env_txn_checkpoint $DB_ENV;
		4110
		4111	info "emergency_perl_save: starting sync\n";
		4112	IO::AIO::aio_sync sub {
		4113	info "emergency_perl_save: finished sync\n";
		4114	};
		4115
		4116	cf::write_runtime_sync; # external watchdog should not bark
		4117
		4118	trace "emergency_perl_save: flushing outstanding aio requests";
		4119	while (IO::AIO::nreqs || BDB::nreqs) {
		4120	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4121	}
		4122
		4123	cf::write_runtime_sync; # external watchdog should not bark
3276	};	4124	};
3277		4125
3278	warn "leave emergency perl save\n";	4126	info "emergency_perl_save: leave\n";
3279	}	4127	}
3280		4128
3281	sub post_cleanup {	4129	sub post_cleanup {
3282	my ($make_core) = @_;	4130	my ($make_core) = @_;
3283		4131
		4132	IO::AIO::flush;
		4133
3284	warn Carp::longmess "post_cleanup backtrace"	4134	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	4135	if $make_core;
		4136
		4137	my $fh = pidfile;
		4138	unlink $PIDFILE if <$fh> == $$;
		4139	}
		4140
		4141	# a safer delete_package, copied from Symbol
		4142	sub clear_package($) {
		4143	my $pkg = shift;
		4144
		4145	# expand to full symbol table name if needed
		4146	unless ($pkg =~ /^main::.*::$/) {
		4147	$pkg = "main$pkg" if $pkg =~ /^::/;
		4148	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4149	$pkg .= '::' unless $pkg =~ /::$/;
		4150	}
		4151
		4152	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4153	my $stem_symtab = *{$stem}{HASH};
		4154
		4155	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4156	or return;
		4157
		4158	# clear all symbols
		4159	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4160	for my $name (keys %$leaf_symtab) {
		4161	_gv_clear *{"$pkg$name"};
		4162	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4163	}
3286	}	4164	}
3287		4165
3288	sub do_reload_perl() {	4166	sub do_reload_perl() {
3289	# can/must only be called in main	4167	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4168	unless (in_main) {
3291	warn "can only reload from main coroutine";	4169	error "can only reload from main coroutine";
3292	return;	4170	return;
3293	}	4171	}
3294		4172
3295	warn "reloading...";	4173	return if $RELOAD++;
3296		4174
3297	warn "entering sync_job";	4175	my $t1 = AE::time;
3298		4176
		4177	while ($RELOAD) {
		4178	cf::get_slot 0.1, -1, "reload_perl";
		4179	info "perl_reload: reloading...";
		4180
		4181	trace "perl_reload: entering sync_job";
		4182
3299	cf::sync_job {	4183	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4184	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4185
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4186	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4187	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4188	%EXT_CORO = ();
3328		4189
3329	warn "removing commands";	4190	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4191	%COMMAND = ();
3331		4192
3332	warn "removing ext/exti commands";	4193	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4194	%EXTCMD = ();
3334	%EXTICMD = ();	4195	%EXTICMD = ();
3335		4196
3336	warn "unloading/nuking all extensions";	4197	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4198	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4199	trace "... unloading $pkg";
3339		4200
3340	if (my $cb = $pkg->can ("unload")) {	4201	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4202	eval {
3342	$cb->($pkg);	4203	$cb->($pkg);
3343	1	4204	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4205	} or error "$pkg unloaded, but with errors: $@";
		4206	}
		4207
		4208	trace "... clearing $pkg";
		4209	clear_package $pkg;
3345	}	4210	}
3346		4211
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4212	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4213	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4214	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4215
3355	warn "... unloading $k";	4216	trace "... unloading $k";
3356	delete $INC{$k};	4217	delete $INC{$k};
3357		4218
3358	$k =~ s/\.pm$//;	4219	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4220	$k =~ s/\//::/g;
3360		4221
3361	if (my $cb = $k->can ("unload_module")) {	4222	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4223	$cb->();
		4224	}
		4225
		4226	clear_package $k;
3363	}	4227	}
3364		4228
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4229	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4230	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4231	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4232
3372	warn "unloading cf.pm \"a bit\"";	4233	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4234	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4235	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4236
3376	# don't, removes xs symbols, too,	4237	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4238	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4239	#clear_package __PACKAGE__;
3379		4240
3380	warn "unload completed, starting to reload now";	4241	info "perl_reload: unload completed, starting to reload now";
3381		4242
3382	warn "reloading cf.pm";	4243	trace "perl_reload: reloading cf.pm";
3383	require cf;	4244	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4245	cf::_connect_to_perl_1;
3385		4246
3386	warn "loading config and database again";	4247	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4248	cf::reload_config;
3388		4249
3389	warn "loading extensions";	4250	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4251	cf::load_extensions;
3391		4252
		4253	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4254	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4255	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4256	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4257	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4258	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4259	reattach $_ for values %PLAYER;
		4260	}
3398		4261
3399	warn "leaving sync_job";	4262	cf::_post_init 1;
3400		4263
		4264	trace "perl_reload: leaving sync_job";
		4265
3401	1	4266	1
3402	} or do {	4267	} or do {
3403	warn $@;	4268	error $@;
3404	warn "error while reloading, exiting.";	4269	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4270	};
		4271
		4272	--$RELOAD;
3406	};	4273	}
3407		4274
3408	warn "reloaded";	4275	$t1 = AE::time - $t1;
		4276	info "perl_reload: completed in ${t1}s\n";
3409	};	4277	};
3410		4278
3411	our $RELOAD_WATCHER; # used only during reload	4279	our $RELOAD_WATCHER; # used only during reload
3412		4280
3413	sub reload_perl() {	4281	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4282	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4283	# coro crashes during coro_state_free->destroy here.
3416		4284
3417	$RELOAD_WATCHER ||= Event->timer (	4285	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4286	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4287
3420	data => WF_AUTOCANCEL,	4288	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4289	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4290	undef $RELOAD_WATCHER;
3424	},	4291	};
3425	);	4292	};
3426	}	4293	}
3427		4294
3428	register_command "reload" => sub {	4295	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4296	my ($who, $arg) = @_;
3430		4297
3431	if ($who->flag (FLAG_WIZ)) {	4298	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4299	$who->message ("reloading server.");
		4300	async {
		4301	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4302	reload_perl;
		4303	};
3434	}	4304	}
3435	};	4305	};
3436		4306
3437	unshift @INC, $LIBDIR;	4307	#############################################################################
3438		4308
3439	my $bug_warning = 0;	4309	my $bug_warning = 0;
3440		4310
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4311	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4312	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4313
3448	my $signal = new Coro::Signal;	4314	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4315	}
3452		4316
3453	sub wait_for_tick_begin {	4317	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4318	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4319
3457	my $signal = new Coro::Signal;	4320	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4321	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4322	$signal->wait;
3460	}	4323	}
3461		4324
3462	our $stat_fh;	4325	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4326	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4327	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4328	unless ++$bug_warning > 10;
3475	return;	4329	return;
3476	}	4330	}
3477		4331
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4332	cf::one_tick; # one server iteration
3479		4333
3480	$NOW = $tick_start = Event::time;	4334	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3481		4335
3482	cf::server_tick; # one server iteration
3483
3484	$RUNTIME += $TICK;
3485	$NEXT_TICK += $TICK;
3486
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4336	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4337	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4338	Coro::async_pool {
		4339	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4340	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4341	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4342	};
		4343	}
3494		4344
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4345	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4346	$sig->send;
3500	}	4347	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4348	$WAIT_FOR_TICK->broadcast;
3502	$sig->send;
3503	}
3504		4349
3505	$NOW = Event::time;	4350	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4352
3516	_post_tick;	4353	if (0) {
3517		4354	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4355	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4356	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4357	debug "jitter $JITTER\n";#d#
		4358	}
3521	},	4359	}
3522	);	4360	}
3523		4361
3524	{	4362	{
		4363	# configure BDB
		4364	info "initialising database";
		4365
3525	BDB::min_parallel 8;	4366	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4367	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4368	#$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4369
3551	unless ($DB_ENV) {	4370	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4371	$DB_ENV = BDB::db_env_create;
		4372	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4373	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4374	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4375	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4376	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4377
3554	cf::sync_job {	4378	cf::sync_job {
3555	eval {	4379	eval {
3556	BDB::db_env_open	4380	BDB::db_env_open
3557	$DB_ENV,	4381	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4383	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4384	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4385	0666;
3562		4386
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4387	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4388	};
3569		4389
3570	cf::cleanup "db_env_open(db): $@" if $@;	4390	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4391	};
3572	}	4392	}
3573		4393
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4394	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4395	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4396	};
3577	hard => 1,	4397	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4398	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4399	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4400	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4401	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4402	};
		4403
		4404	info "database initialised";
3594	}	4405	}
3595		4406
3596	{	4407	{
		4408	# configure IO::AIO
		4409
		4410	info "initialising aio";
3597	IO::AIO::min_parallel 8;	4411	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4412	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4413	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,	4414	info "aio initialised";
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4415	}
3610		4416
3611	my $_log_backtrace;	4417	our $_log_backtrace;
		4418	our $_log_backtrace_last;
3612		4419
3613	sub _log_backtrace {	4420	sub _log_backtrace {
3614	my ($msg, @addr) = @_;	4421	my ($msg, @addr) = @_;
3615		4422
3616	$msg =~ s/\n//;	4423	$msg =~ s/\n$//;
3617		4424
		4425	if ($_log_backtrace_last eq $msg) {
		4426	LOG llevInfo, "[ABT] $msg\n";
		4427	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3618	# limit the # of concurrent backtraces	4428	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4429	} elsif ($_log_backtrace < 2) {
		4430	$_log_backtrace_last = $msg;
3620	++$_log_backtrace;	4431	++$_log_backtrace;
		4432	my $perl_bt = Carp::longmess $msg;
3621	async {	4433	async {
		4434	$Coro::current->{desc} = "abt $msg";
		4435
3622	my @bt = fork_call {	4436	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4437	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4440	or die "addr2line: $!";
…		…
3634	}	4448	}
3635		4449
3636	@funcs	4450	@funcs
3637	};	4451	};
3638		4452
3639	LOG llevInfo, "[ABT] $msg\n";	4453	LOG llevInfo, "[ABT] $perl_bt\n";
		4454	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4455	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4456	--$_log_backtrace;
3642	};	4457	};
3643	} else {	4458	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4459	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4460	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3646	}	4461	}
3647	}	4462	}
3648		4463
3649	# load additional modules	4464	# load additional modules
3650	use cf::pod;	4465	require "cf/$_.pm" for @EXTRA_MODULES;
		4466	cf::_connect_to_perl_2;
3651		4467
3652	END { cf::emergency_save }	4468	END { cf::emergency_save }
3653		4469
3654	1	4470	1
3655		4471

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