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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.348 by root, Thu Aug 30 08:34:40 2007 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 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;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$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		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	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	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
81	our $NOW;	143	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		144
84	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
95		148
96	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		151
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
102		164
103	binmode STDOUT;	165	binmode STDOUT;
104	binmode STDERR;	166	binmode STDERR;
105		167
106	# read virtual server time, if available	168	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
111	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
112		176
113	mkdir $_	177	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		179
116	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
117		181
118	sub cf::map::normalise;	182	sub cf::map::normalise;
119		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
120	#############################################################################	188	#############################################################################
121		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
122	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
123		202
124	=over 4	203	=over 4
125		204
126	=item $cf::UPTIME	205	=item $cf::UPTIME
127		206
128	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
129		223
130	=item $cf::RUNTIME	224	=item $cf::RUNTIME
131		225
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	227	every server tick.
134		228
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		232
139	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
142	database environment.	236	database environment.
143		237
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	238	=item $cf::LOADAVG
153		239
154	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
159		245
160	The raw value load value from the last tick.	246	The raw value load value from the last tick.
161		247
162	=item %cf::CFG	248	=item %cf::CFG
163		249
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	251	from wherever your confdir points to.
166		252
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		254
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
173	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
174		277
175	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	280	that call.
178		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
179	=back	288	=back
180		289
181	=cut	290	=cut
182		291
183	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	299	my $msg = join "", @_;
186		300
187	$msg .= "\n"	301	$msg .= "\n"
188	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
189		303
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		305
192	utf8::encode $msg;
193	LOG llevError, $msg;	306	LOG llevWarn, $msg;
194	};	307	};
195	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
196		322
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	333	for my $pkg (qw(
208	cf::global cf::attachable	334	cf::global cf::attachable
209	cf::object cf::object::player	335	cf::object cf::object::player
210	cf::client cf::player	336	cf::client cf::player
211	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
212	cf::map cf::party cf::region	339	cf::party cf::region
213	)) {	340	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	342	}
217		343
218	$Event::DIED = sub {	344	$EV::DIED = sub {
219	warn "error in event callback: @_";	345	warn "error in event callback: $@";
220	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
221		352
222	#############################################################################	353	#############################################################################
223		354
224	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
225		356
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	378	$d
248	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
249	}	380	}
250		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
251	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
252		435
253	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
254		437
255	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
256		439
257	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
258		441
259	=cut	442	=cut
260		443
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
265		510
266	=item cf::lock_wait $string	511	=item cf::lock_wait $string
267		512
268	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
269		514
270	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
271		516
272	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
275	returned.	520	returned.
276		521
277	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	523	deadlocked coro.
…		…
284		529
285	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
286		531
287	=cut	532	=cut
288		533
289	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
290		535
291	sub lock_wait($) {	536	sub lock_wait($) {
292	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	538	}
300		539
301	sub lock_acquire($) {	540	sub lock_acquire($) {
302	my ($key) = @_;	541	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	542	}
314		543
315	sub lock_active($) {	544	sub lock_active($) {
316	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	546	}
320		547
321	sub freeze_mainloop {	548	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
323		550
324	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	552	}
326	};	553
327	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
328	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
329	}	567	}
330		568
331	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
332		570
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
336		578
337	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
339		581
340	Useful for short background jobs.	582	Useful for short background jobs.
341		583
342	=cut	584	=cut
343		585
344	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
346		589
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
349	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
350		596
351	while () {	597	while () {
352	next_job:	598	next_job:
		599
353	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	601
355	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	606	$job->[2]->send;
359	Coro::cede;	607	Coro::cede;
360	goto next_job;	608	goto next_job;
361	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	611	}
363	}	612	}
364		613
365	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	617	} else {
		618	$busy = 0;
370	Coro::schedule;	619	Coro::schedule;
371	}	620	}
372	}	621	}
373	};	622	};
374		623
375	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
376	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
377		628
378	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
379	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
380		632
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
394		646
395	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
396		648
397	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
398		650
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	654	acceptable.
403		655
404	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	661	=cut
410		662
411	sub sync_job(&) {	663	sub sync_job(&) {
412	my ($job) = @_;	664	my ($job) = @_;
413		665
414	if ($Coro::current == $Coro::main) {	666	if (in_main) {
415	my $time = Event::time;	667	my $time = AE::time;
416		668
417	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
419		671
420	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	673
422	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
423		675
424	my $busy = 1;	676	my $busy = 1;
425	my @res;	677	my @res;
426		678
427	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	681	@res = eval { $job->() };
429	warn $@ if $@;	682	error $@ if $@;
430	undef $busy;	683	undef $busy;
431	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
432		685
433	while ($busy) {	686	while ($busy) {
434	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
435	}	691	}
		692	}
436		693
437	$time = Event::time - $time;	694	my $time = AE::time - $time;
438		695
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
443		697
444	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
445	} else {	699	} else {
446	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
447		701
…		…
467	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
468		722
469	$coro	723	$coro
470	}	724	}
471		725
472	=item fork_call { }, $args	726	=item fork_call { }, @args
473		727
474	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
478		732
479	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
480		738
481	sub fork_call(&@) {	739	sub fork_call(&@) {
482	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
483		741
484	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
487		745
488	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
489	reset_signals;	747	cf::post_fork;
490	&$cb	748	&$cb
491	}, @args;	749	} @args;
492		750
493	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
494	}	790	}
495		791
496	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
497		793
498	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
501		797
502	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
505	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
506		827
507	our $DB;	828	our $DB;
508		829
509	sub db_init {	830	sub db_init {
510	unless ($DB) {	831	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	832	}
525		833
526	sub db_get($$) {	834	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
528		836
529	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
530	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
531		841
532	$! ? ()	842	$! ? ()
533	: $data	843	: $data
534	}
535	}	844	}
536		845
537	sub db_put($$$) {	846	sub db_put($$$) {
538	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		876
568	my @data;	877	my @data;
569	my $md5;	878	my $md5;
570		879
571	for (0 .. $#$src) {	880	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	882	}
575		883
576	# if processing is expensive, check	884	# if processing is expensive, check
577	# checksum first	885	# checksum first
578	if (1) {	886	if (1) {
…		…
595		903
596	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	905	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
599		907
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		909
602	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
605		913
…		…
615		923
616	=cut	924	=cut
617		925
618	sub datalog($@) {	926	sub datalog($@) {
619	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	929	}
622		930
623	=back	931	=back
624		932
625	=cut	933	=cut
626		934
627	#############################################################################	935	#############################################################################
628		936
629	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
630		938
631	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
634		942
635	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	945	Deliantra).
638		946
639	=over 4	947	=over 4
640		948
641	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
642		950
…		…
686	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
687		995
688	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
690		998
691	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
693		1001
694	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
695		1003
696	=over 4	1004	=over 4
…		…
820		1128
821	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1131
824	} elsif (ref $type) {	1132	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
826		1134
827	} else {	1135	} else {
828	shift @arg;	1136	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
830	}	1138	}
831	}	1139	}
832	}	1140	}
833		1141
834	sub _object_attach {	1142	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
845	}	1153	}
846		1154
847	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
848	} else {	1156	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1158	}
851		1159
852	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
853	}	1161	}
854		1162
…		…
913		1221
914	for (@$callbacks) {	1222	for (@$callbacks) {
915	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
916		1224
917	if ($@) {	1225	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1227	override;
921	}	1228	}
922		1229
923	return 1 if $override;	1230	return 1 if $override;
924	}	1231	}
925		1232
926	0	1233	0
927	}	1234	}
928		1235
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1237
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1239
933	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
934		1241
…		…
940		1247
941	=cut	1248	=cut
942		1249
943	#############################################################################	1250	#############################################################################
944	# object support	1251	# object support
945	#
946		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
947	sub _can_merge {	1286	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
949		1288
950	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1290
954	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
955	}	1293	}
956		1294
957	sub reattach {	1295	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1297	my ($obj) = @_;
960		1298
		1299	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1301
963	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
964		1303
965	@$registry = ();	1304	@$registry = ();
966		1305
…		…
971	for (@$attach) {	1310	for (@$attach) {
972	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
974	}	1313	}
975	} else {	1314	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1316	}
978	}	1317	}
979	}	1318	}
980		1319
981	cf::attachable->attach (	1320	cf::attachable->attach (
982	prio => -1000000,	1321	prio => -1000000,
983	on_instantiate => sub {	1322	on_instantiate => sub {
984	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
985		1324
986	$data = from_json $data;	1325	$data = decode_json $data;
987		1326
988	for (@$data) {	1327	for (@$data) {
989	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
990		1329
991	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1346	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1009		1348
1010	sync_job {	1349	sync_job {
1011	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1014		1355
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1019	close $fh;	1363	aio_close $fh;
1020		1364
1021	if (@$objs) {	1365	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1027	close $fh;	1374	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1376	}
1030	} else {	1377	} else {
1031	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1032	}	1379	}
1033		1380
1034	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1385	} else {
1036	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1037	}	1387	}
1038	} else {	1388	} else {
1039	aio_unlink $filename;	1389	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1041	}	1391	}
1042	}	1392	};
1043	}	1393	}
1044		1394
1045	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1047		1397
…		…
1059	or return;	1409	or return;
1060		1410
1061	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1413	or return;
		1414
1064	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1065	}	1417	}
1066		1418
		1419	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1069	return ($data, $av);	1424	($data, $av)
1070	}	1425	}
1071		1426
1072	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1073		1428
1074	=over 4	1429	=over 4
…		…
1076	=cut	1431	=cut
1077		1432
1078	#############################################################################	1433	#############################################################################
1079	# command handling &c	1434	# command handling &c
1080		1435
1081	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1082		1437
1083	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1084	$name.	1439	$name.
1085		1440
1086	=cut	1441	=cut
…		…
1092	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1093		1448
1094	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1095	}	1450	}
1096		1451
1097	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1098		1453
1099	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1100	extcmd packet. Ext commands will be processed in the order they are	1455	extcmd packet. Ext commands will be processed in the order they are
1101	received by the server, like other user commands. The first argument is	1456	received by the server, like other user commands. The first argument is
1102	the logged-in player. Ext commands can only be processed after a player	1457	the logged-in player. Ext commands can only be processed after a player
1103	has logged in successfully.	1458	has logged in successfully.
1104		1459
1105	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1106	called.	1461	called.
1107		1462
1108	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1109		1464
1110	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1111	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1112	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1113	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
1128	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1129		1484
1130	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1131	}	1486	}
1132		1487
		1488	use File::Glob ();
		1489
1133	cf::player->attach (	1490	cf::player->attach (
1134	on_command => sub {	1491	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1136		1493
1137	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1138	or return;	1495	or return;
1139		1496
…		…
1147	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1148		1505
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1507
1151	if (ref $msg) {	1508	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1510
1157	my @reply;	1511	my @reply;
1158		1512
1159	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1160	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1161	}	1515	}
1162		1516
1163	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_msg ("reply-$reply", @reply)
1164	if $reply;	1518	if $reply;
1165		1519
1166	} else {	1520	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1522	}
1169		1523
1170	cf::override;	1524	cf::override;
1171	},	1525	},
1172	);	1526	);
1173		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1174	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1175	cf::sync_job {	1557	cf::sync_job {
1176	my %todo;	1558	my %todo;
1177		1559
1178	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1561	next unless -r $path;
…		…
1197		1579
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1582
1201	$ext{source} =	1583	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1204	. $source	1586	. $source
1205	. "\n};\n1";	1587	. "\n};\n1";
1206		1588
1207	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1208	}	1590	}
1209		1591
		1592	my $pass = 0;
1210	my %done;	1593	my %done;
1211	while (%todo) {	1594	while (%todo) {
1212	my $progress;	1595	my $progress;
1213		1596
		1597	++$pass;
		1598
		1599	ext:
1214	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1602	next ext
1217	unless exists $done{$_};	1603	unless exists $done{$_};
1218	}	1604	}
1219		1605
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1607
1222	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1227	warn $msg;	1624
1228	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1626	delete $todo{$k};
1230	}	1627	} else {
1231		1628	$done{$k} = delete $todo{$k};
1232	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1233	}	1634	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1635	}
1239		1636
1240	skip:	1637	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1243	}	1647	}
1244	};	1648	};
1245	}	1649	}
1246		1650
1247	#############################################################################	1651	#############################################################################
1248		1652
1249	=back	1653	=back
1250		1654
1251	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1252		1656
1253	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1254		1658
1255	=cut	1659	=cut
1256		1660
1257	package cf::player;	1661	package cf::player;
1258		1662
1259	use Coro::AIO;	1663	use Coro::AIO;
1260		1664
1261	=head3 cf::player	1665	=head3 cf::player
1262		1666
1263	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1264		1682
1265	=item cf::player::find $login	1683	=item cf::player::find $login
1266		1684
1267	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1268		1686
…		…
1287		1705
1288	sub exists($) {	1706	sub exists($) {
1289	my ($login) = @_;	1707	my ($login) = @_;
1290		1708
1291	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1293	}	1711	}
1294		1712
1295	sub find($) {	1713	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1715	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1726
1309	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1312	}	1736	}
1313	}	1737	}
1314	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1315		1752
1316	sub save($) {	1753	sub save($) {
1317	my ($pl) = @_;	1754	my ($pl) = @_;
1318		1755
1319	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1323		1760
1324	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1325		1762
1326	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1770
1329	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1772	cf::cede_to_tick;
1331	}	1773	}
1332		1774
…		…
1364	my ($pl) = @_;	1806	my ($pl) = @_;
1365		1807
1366	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1367		1809
1368	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1812
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1374	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1375		1821
1376	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1413	or return [];	1859	or return [];
1414		1860
1415	my @logins;	1861	my @logins;
1416		1862
1417	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1421		1873
1422	utf8::decode $login;	1874	utf8::decode $login;
1423	push @logins, $login;	1875	push @logins, $login;
1424	}	1876	}
1425		1877
1426	\@logins	1878	\@logins
1427	}	1879	}
1428		1880
1429	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1430		1884
1431	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1432	player. May block.	1886	player. May block.
1433		1887
1434	=cut	1888	=cut
…		…
1452	}	1906	}
1453		1907
1454	\@paths	1908	\@paths
1455	}	1909	}
1456		1910
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1912
1459	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506
1507	=item $player->ext_reply ($msgid, @msg)
1508
1509	Sends an ext reply to the player.
1510
1511	=cut
1512
1513	sub ext_reply($$@) {
1514	my ($self, $id, @msg) = @_;
1515
1516	$self->ns->ext_reply ($id, @msg)
1517	}
1518		1914
1519	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1520		1916
1521	Sends an ext event to the client.	1917	Sends an ext event to the client.
1522		1918
…		…
1542		1938
1543	=cut	1939	=cut
1544		1940
1545	sub find_by_path($) {	1941	sub find_by_path($) {
1546	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1547		1945
1548	my ($match, $specificity);	1946	my ($match, $specificity);
1549		1947
1550	for my $region (list) {	1948	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1975	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1976	our $DEFAULT_RESET = 3000;
1579		1977
1580	sub generate_random_map {	1978	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	1980
		1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1982
1583	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	1984	}
1597		1985
1598	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1599		1987
1600	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1605		1993
1606	sub register {	1994	sub register {
1607	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	1996	my $pkg = caller;
1609		1997
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		1999
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	2001	}
1615		2002
1616	# also paths starting with '/'	2003	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		2005
1619	sub thawer_merge {	2006	sub thawer_merge {
1620	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1621		2008
1622	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1627	}	2014	}
1628		2015
1629	sub normalise {	2016	sub normalise {
1630	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1631		2018
1632	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1633		2020
1634	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1635		2022
1636	# map plan:	2023	# map plan:
1637	#	2024	#
…		…
1652	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	2040	$path = "$base/$path";
1654	}	2041	}
1655		2042
1656	for ($path) {	2043	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1660	}	2046	}
1661		2047
1662	$path	2048	$path
…		…
1676	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1677	return $self;	2063	return $self;
1678	}	2064	}
1679	}	2065	}
1680		2066
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	2068	()
1683	}	2069	}
1684		2070
		2071	# may re-bless or do other evil things
1685	sub init {	2072	sub init {
1686	my ($self) = @_;	2073	my ($self) = @_;
1687		2074
1688	$self	2075	$self
1689	}	2076	}
…		…
1708		2095
1709	# the temporary/swap location	2096	# the temporary/swap location
1710	sub save_path {	2097	sub save_path {
1711	my ($self) = @_;	2098	my ($self) = @_;
1712		2099
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2100	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2101	"$TMPDIR/$path.map"
1715	}	2102	}
1716		2103
1717	# the unique path, undef == no special unique path	2104	# the unique path, undef == no special unique path
1718	sub uniq_path {	2105	sub uniq_path {
1719	my ($self) = @_;	2106	my ($self) = @_;
1720		2107
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2109	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2110	}
1733		2111
1734	sub decay_objects {	2112	sub decay_objects {
1735	my ($self) = @_;	2113	my ($self) = @_;
1736		2114
…		…
1749		2127
1750	sub load_header_from($) {	2128	sub load_header_from($) {
1751	my ($self, $path) = @_;	2129	my ($self, $path) = @_;
1752		2130
1753	utf8::encode $path;	2131	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2132	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2133	or return;
1759		2134
		2135	$self->_load_header ($f)
		2136	or return;
		2137
		2138	local $MAP_LOADING{$self->{path}} = $self;
		2139	$f->resolve_delayed_derefs;
		2140
1760	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1761		2142
1762	1	2143	1
1763	}	2144	}
1764		2145
		2146	# used to laod the header of an original map
1765	sub load_header_orig {	2147	sub load_header_orig {
1766	my ($self) = @_;	2148	my ($self) = @_;
1767		2149
1768	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1769	}	2151	}
1770		2152
		2153	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2154	sub load_header_temp {
1772	my ($self) = @_;	2155	my ($self) = @_;
1773		2156
1774	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1775	}	2158	}
1776		2159
		2160	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2161	sub prepare_temp {
1778	my ($self) = @_;	2162	my ($self) = @_;
1779		2163
1780	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1782	# safety	2166	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2169	}
1786		2170
		2171	# called after loading the header from an original map
1787	sub prepare_orig {	2172	sub prepare_orig {
1788	my ($self) = @_;	2173	my ($self) = @_;
1789		2174
1790	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2200
1816	sub find;	2201	sub find;
1817	sub find {	2202	sub find {
1818	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1819		2204
		2205	cf::cede_to_tick;
		2206
1820	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1821		2208
		2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2211
1824	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2213	my $map = new_from_path cf::map $path
1827	or return;	2214	or return;
1828		2215
1829	$map->{last_save} = $cf::RUNTIME;	2216	$map->{last_save} = $cf::RUNTIME;
1830		2217
…		…
1832	or return;	2219	or return;
1833		2220
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2221	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2222	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2223	#$cf::WAIT_FOR_TICK->wait;
		2224	undef $guard2;
		2225	undef $guard1;
1837	$map->reset;	2226	$map->reset;
1838	undef $guard;
1839	return find $path;	2227	return find $path;
1840	}	2228	}
1841		2229
1842	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
1843	}	2231	}
1844	}	2232	}
1845		2233
1846	sub pre_load { }	2234	sub pre_load { }
1847	sub post_load { }	2235	#sub post_load { } # XS
1848		2236
1849	sub load {	2237	sub load {
1850	my ($self) = @_;	2238	my ($self) = @_;
1851		2239
1852	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
1853		2241
1854	my $path = $self->{path};	2242	my $path = $self->{path};
1855		2243
1856	{	2244	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2246
		2247	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
1861
1862	$self->in_memory (cf::MAP_LOADING);
1863		2249
1864	$self->alloc;	2250	$self->alloc;
1865		2251
1866	$self->pre_load;	2252	$self->pre_load;
1867	cf::cede_to_tick;	2253	cf::cede_to_tick;
1868		2254
1869	$self->_load_objects ($self->{load_path}, 1)	2255	if (exists $self->{load_path}) {
		2256	my $f = new_from_file cf::object::thawer $self->{load_path};
		2257	$f->skip_block;
		2258	$self->_load_objects ($f)
1870	or return;	2259	or return;
1871		2260
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2261	$self->post_load_original
1873	if delete $self->{load_original};	2262	if delete $self->{load_original};
1874		2263
1875	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2265	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2266	unless (aio_stat $uniq) {
		2267	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2268	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2269	$self->_load_objects ($f);
		2270	$f->resolve_delayed_derefs;
		2271	}
		2272	}
1880	}	2273	}
		2274
		2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
1881	}	2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
1882		2282
1883	cf::cede_to_tick;	2283	cf::cede_to_tick;
1884	# now do the right thing for maps	2284	# now do the right thing for maps
1885	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2291	$self->decay_objects;
1892	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
1893	$self->update_buttons;	2293	$self->update_buttons;
1894	cf::cede_to_tick;	2294	cf::cede_to_tick;
1895	$self->set_darkness_map;	2295	#$self->activate; # no longer activate maps automatically
1896	cf::cede_to_tick;
1897	$self->activate;
1898	}	2296	}
1899		2297
1900	$self->{last_save} = $cf::RUNTIME;	2298	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2299	$self->last_access ($cf::RUNTIME);
1902
1903	$self->in_memory (cf::MAP_IN_MEMORY);
1904	}	2300	}
1905		2301
1906	$self->post_load;	2302	$self->post_load;
1907	}
1908		2303
		2304	1
		2305	}
		2306
		2307	# customize the map for a given player, i.e.
		2308	# return the _real_ map. used by e.g. per-player
		2309	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2310	sub customise_for {
1910	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
1911		2312
1912	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2314	if $self->per_player;
…		…
1916	# if $self->per_party;	2317	# if $self->per_party;
1917		2318
1918	$self	2319	$self
1919	}	2320	}
1920		2321
1921	# find and load all maps in the 3x3 area around a map
1922	sub load_neighbours {
1923	my ($map) = @_;
1924
1925	my @neigh; # diagonal neighbours
1926
1927	for (0 .. 3) {
1928	my $neigh = $map->tile_path ($_)
1929	or next;
1930	$neigh = find $neigh, $map
1931	or next;
1932	$neigh->load;
1933
1934	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}
1938
1939	for (grep defined $_->[0], @neigh) {
1940	my ($path, $origin) = @$_;
1941	my $neigh = find $path, $origin
1942	or next;
1943	$neigh->load;
1944	}
1945	}
1946
1947	sub find_sync {	2322	sub find_sync {
1948	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
1949		2324
1950	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
1951	}	2330	}
1952		2331
1953	sub do_load_sync {	2332	sub do_load_sync {
1954	my ($map) = @_;	2333	my ($map) = @_;
1955		2334
		2335	# it's a bug to call this from the main context
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2337	if $Coro::current == $Coro::main;
1958		2338
1959	cf::sync_job { $map->load };	2339	$map->load;
1960	}	2340	}
1961		2341
1962	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
1964		2344
1965	sub find_async {	2345	sub find_async {
1966	my ($path, $origin, $load) = @_;	2346	my ($path, $origin, $load) = @_;
1967		2347
1968	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
1969		2349
1970	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2351	return $map if !$load || $map->linkable;
1972	}	2352	}
1973		2353
1974	$MAP_PREFETCH{$path} |= $load;	2354	$MAP_PREFETCH{$path} |= $load;
1975		2355
1976	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
		2357	$Coro::current->{desc} = "map prefetcher";
		2358
1977	while (%MAP_PREFETCH) {	2359	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2360	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2361	if (my $map = find $k) {
1980	$map->load if $v;	2362	$map->load if $v;
1981	}	2363	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
1989		2371
1990	()	2372	()
1991	}	2373	}
1992		2374
		2375	# common code, used by both ->save and ->swapout
1993	sub save {	2376	sub _save {
1994	my ($self) = @_;	2377	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2378
1998	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
1999		2380
2000	return unless $self->dirty;	2381	return unless $self->dirty;
2001		2382
…		…
2007	return if $self->{deny_save};	2388	return if $self->{deny_save};
2008		2389
2009	local $self->{last_access} = $self->last_access;#d#	2390	local $self->{last_access} = $self->last_access;#d#
2010		2391
2011	cf::async {	2392	cf::async {
		2393	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2394	$_->contr->save for $self->players;
2013	};	2395	};
		2396
		2397	cf::get_slot 0.02;
2014		2398
2015	if ($uniq) {	2399	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2400	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2401	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2402	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2403	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2404	}
2021	}	2405	}
2022		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
2023	sub swap_out {	2415	sub swap_out {
2024	my ($self) = @_;	2416	my ($self) = @_;
2025		2417
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
2031	return if $self->players;	2422	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2423
		2424	# first deactivate the map and "unlink" it from the core
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
		2427	$self->state (cf::MAP_SWAPPED);
		2428
		2429	# then atomically save
		2430	$self->_save;
		2431
		2432	# then free the map
2035	$self->clear;	2433	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2434	}
2038		2435
2039	sub reset_at {	2436	sub reset_at {
2040	my ($self) = @_;	2437	my ($self) = @_;
2041		2438
…		…
2059		2456
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2458
2062	return if $self->players;	2459	return if $self->players;
2063		2460
2064	warn "resetting map ", $self->path;	2461	cf::trace "resetting map ", $self->path, "\n";
2065		2462
2066	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
2067		2464
2068	# need to save uniques path	2465	# need to save uniques path
2069	unless ($self->{deny_save}) {	2466	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2468
…		…
2073	if $uniq;	2470	if $uniq;
2074	}	2471	}
2075		2472
2076	delete $cf::MAP{$self->path};	2473	delete $cf::MAP{$self->path};
2077		2474
		2475	$self->deactivate;
		2476	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2477	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2478
2082	$self->unlink_save;	2479	$self->unlink_save;
2083	$self->destroy;	2480	$self->destroy;
2084	}	2481	}
2085		2482
2086	my $nuke_counter = "aaaa";	2483	my $nuke_counter = "aaaa";
2087		2484
2088	sub nuke {	2485	sub nuke {
2089	my ($self) = @_;	2486	my ($self) = @_;
2090		2487
		2488	{
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
2091	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2092		2492
2093	$self->unlink_save;	2493	$self->unlink_save;
2094		2494
2095	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2500
2101	$cf::MAP{$self->path} = $self;	2501	$cf::MAP{$self->path} = $self;
		2502	}
2102		2503
2103	$self->reset; # polite request, might not happen	2504	$self->reset; # polite request, might not happen
2104	}	2505	}
2105		2506
2106	=item $maps = cf::map::tmp_maps	2507	=item $maps = cf::map::tmp_maps
…		…
2148		2549
2149	sub unique_maps() {	2550	sub unique_maps() {
2150	[	2551	[
2151	map {	2552	map {
2152	utf8::decode $_;	2553	utf8::decode $_;
2153	/\.map$/	2554	s/\.map$//; # TODO future compatibility hack
		2555	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2556	? ()
2154	? normalise $_	2557	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2559	]
2158	}	2560	}
2159		2561
2160	package cf;	2562	=item cf::map::static_maps
		2563
		2564	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2565	file in the shared directory excluding F</styles> and F</editor>). May
		2566	block.
		2567
		2568	=cut
		2569
		2570	sub static_maps() {
		2571	my @dirs = "";
		2572	my @maps;
		2573
		2574	while (@dirs) {
		2575	my $dir = shift @dirs;
		2576
		2577	next if $dir eq "/styles" || $dir eq "/editor";
		2578
		2579	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2580	or return;
		2581
		2582	for (@$files) {
		2583	s/\.map$// or next;
		2584	utf8::decode $_;
		2585	push @maps, "$dir/$_";
		2586	}
		2587
		2588	push @dirs, map "$dir/$_", @$dirs;
		2589	}
		2590
		2591	\@maps
		2592	}
2161		2593
2162	=back	2594	=back
2163		2595
2164	=head3 cf::object	2596	=head3 cf::object
2165		2597
…		…
2169		2601
2170	=over 4	2602	=over 4
2171		2603
2172	=item $ob->inv_recursive	2604	=item $ob->inv_recursive
2173		2605
2174	Returns the inventory of the object _and_ their inventories, recursively.	2606	Returns the inventory of the object I<and> their inventories, recursively,
		2607	but I<not> the object itself.
2175		2608
2176	=cut	2609	=cut
2177		2610
2178	sub inv_recursive_;	2611	sub inv_recursive_;
2179	sub inv_recursive_ {	2612	sub inv_recursive_ {
…		…
2182		2615
2183	sub inv_recursive {	2616	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2617	inv_recursive_ inv $_[0]
2185	}	2618	}
2186		2619
		2620	=item $ref = $ob->ref
		2621
		2622	Creates and returns a persistent reference to an object that can be stored as a string.
		2623
		2624	=item $ob = cf::object::deref ($refstring)
		2625
		2626	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2627	even if the object actually exists. May block.
		2628
		2629	=cut
		2630
		2631	sub deref {
		2632	my ($ref) = @_;
		2633
		2634	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2635	my ($uuid, $name) = ($1, $2);
		2636	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2637	or return;
		2638	$pl->ob->uuid eq $uuid
		2639	or return;
		2640
		2641	$pl->ob
		2642	} else {
		2643	warn "$ref: cannot resolve object reference\n";
		2644	undef
		2645	}
		2646	}
		2647
2187	package cf;	2648	package cf;
2188		2649
2189	=back	2650	=back
2190		2651
2191	=head3 cf::object::player	2652	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2658	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2659	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2660	dialogue with the given NPC character.
2200		2661
2201	=cut	2662	=cut
		2663
		2664	our $SAY_CHANNEL = {
		2665	id => "say",
		2666	title => "Map",
		2667	reply => "say ",
		2668	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2669	};
		2670
		2671	our $CHAT_CHANNEL = {
		2672	id => "chat",
		2673	title => "Chat",
		2674	reply => "chat ",
		2675	tooltip => "Player chat and shouts, global to the server.",
		2676	};
2202		2677
2203	# rough implementation of a future "reply" method that works	2678	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2679	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2680	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2681	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2693	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2694	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2695
2221	} else {	2696	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2697	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2698	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2699	}
2225	}	2700	}
2226	}	2701	}
2227		2702
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2703	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2728
2254	=item $player_object->enter_link	2729	=item $player_object->enter_link
2255		2730
2256	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2257		2732
2258	The player should be reasonably safe there for short amounts of time. You	2733	The player should be reasonably safe there for short amounts of time (e.g.
2259	I<MUST> call C<leave_link> as soon as possible, though.	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2735	though, as the player cannot control the character while it is on the link
		2736	map.
2260		2737
2261	Will never block.	2738	Will never block.
2262		2739
2263	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
2264		2741
…		…
2284	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2285	my ($self) = @_;	2762	my ($self) = @_;
2286		2763
2287	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2288		2765
		2766	++$self->{_link_recursion};
		2767
2289	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2290		2769
2291	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2292	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2293		2772
2294	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2295	}	2774	}
2296		2775
2297	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2298	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2299		2778
…		…
2316	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2318		2797
2319	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2322		2801
2323	$map->load;	2802	$map->load;
2324	$map->load_neighbours;
2325		2803
2326	return unless $self->contr->active;	2804	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2805
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2331	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2332		2813
		2814	}
		2815
2333	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2334		2817
2335	Moves the player to the given map-path and coordinates by first freezing	2818	Moves the player to the given map-path and coordinates by first freezing
2336	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2337	that has to return the map if sucecssful, and then unfreezes the player on	2820	that has to return the map if sucecssful, and then unfreezes the player on
2338	the new (success) or old (failed) map position. In either case, $done will	2821	the new (success) or old (failed) map position. In either case, $done will
2339	be called at the end of this process.	2822	be called at the end of this process.
2340		2823
		2824	Note that $check will be called with a potentially non-loaded map, so if
		2825	it needs a loaded map it has to call C<< ->load >>.
		2826
2341	=cut	2827	=cut
2342		2828
2343	our $GOTOGEN;	2829	our $GOTOGEN;
2344		2830
2345	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2346	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
2347		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
		2839
2348	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2842
2351	$self->enter_link;	2843	$self->enter_link;
2352		2844
2353	(async {	2845	(async {
		2846	$Coro::current->{desc} = "player::goto $path $x $y";
		2847
		2848	# *tag paths override both path and x|y
		2849	if ($path =~ /^\*(.*)$/) {
		2850	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2851	my $ob = $obs[rand @obs];
		2852
		2853	# see if we actually can go there
		2854	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2855	$ob = $obs[rand @obs];
		2856	} else {
		2857	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2858	}
		2859	# else put us there anyways for now #d#
		2860
		2861	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2862	} else {
		2863	($path, $x, $y) = (undef, undef, undef);
		2864	}
		2865	}
		2866
2354	my $map = eval {	2867	my $map = eval {
2355	my $map = cf::map::find $path;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2356		2869
2357	if ($map) {	2870	if ($map) {
2358	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2360	} else {	2873	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2875	}
2363		2876
2364	$map	2877	$map
2365	};	2878	};
2366		2879
…		…
2372	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2373	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2374	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2375	}	2888	}
2376		2889
2377	$done->() if $done;	2890	$done->($self) if $done;
2378	})->prio (1);	2891	})->prio (1);
2379	}	2892	}
2380		2893
2381	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2382		2895
…		…
2402	}	2915	}
2403		2916
2404	sub prepare_random_map {	2917	sub prepare_random_map {
2405	my ($exit) = @_;	2918	my ($exit) = @_;
2406		2919
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2920	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2921	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2922	# that depends on the exit object
2412		2923
2413	my $rmp = parse_random_map_params $exit->msg;	2924	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2926	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2927	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2928	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2929	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2930	$rmp->{origin_y} = $exit->y;
		2931
		2932	$exit->map->touch;
2420	}	2933	}
2421		2934
2422	$rmp->{random_seed} ||= $exit->random_seed;	2935	$rmp->{random_seed} ||= $exit->random_seed;
2423		2936
2424	my $data = cf::to_json $rmp;	2937	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2938	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2939	my $meta = "$RANDOMDIR/$md5.meta";
2427		2940
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2942	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2943	undef $fh;
2431	aio_rename "$meta~", $meta;	2944	aio_rename "$meta~", $meta;
2432		2945
		2946	my $slaying = "?random/$md5";
		2947
		2948	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2949	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2950	$exit->msg (undef);
		2951	}
2435	}	2952	}
2436	}	2953	}
2437		2954
2438	sub cf::object::player::enter_exit {	2955	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2956	my ($self, $exit) = @_;
2440		2957
2441	return unless $self->type == cf::PLAYER;	2958	return unless $self->type == cf::PLAYER;
2442		2959
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2960	$self->enter_link;
2455		2961
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2962	(async {
2461	$self->deactivate_recursive; # just to be sure	2963	$Coro::current->{desc} = "enter_exit";
		2964
2462	unless (eval {	2965	unless (eval {
		2966	$self->deactivate_recursive; # just to be sure
		2967
		2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2969	my $x = $exit->stats->hp;
		2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
		2994
2463	$self->goto ($slaying, $hp, $sp);	2995	$self->goto ($map, $x, $y);
2464		2996
		2997	# if exit is damned, update players death & WoR home-position
		2998	$self->contr->savebed ($map, $x, $y)
		2999	if $exit->flag (cf::FLAG_DAMNED);
		3000
2465	1;	3001	1
2466	}) {	3002	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2469	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2471		3007
2472	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2473	$self->leave_link;	3009	$self->leave_link;
2474	}	3010	}
2475	})->prio (1);	3011	})->prio (1);
2476	}	3012	}
2477		3013
…		…
2489	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2490	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2491		3027
2492	utf8::encode $text;	3028	utf8::encode $text;
2493	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3029	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3030	}
		3031
		3032	=item $client->send_big_packet ($pkt)
		3033
		3034	Like C<send_packet>, but tries to compress large packets, and fragments
		3035	them as required.
		3036
		3037	=cut
		3038
		3039	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3040
		3041	sub cf::client::send_big_packet {
		3042	my ($self, $pkt) = @_;
		3043
		3044	# try lzf for large packets
		3045	$pkt = "lzf " . Compress::LZF::compress $pkt
		3046	if 1024 <= length $pkt and $self->{can_lzf};
		3047
		3048	# split very large packets
		3049	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3050	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3051	$pkt = "frag";
		3052	}
		3053
		3054	$self->send_packet ($pkt);
2494	}	3055	}
2495		3056
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		3058
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	3061	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	3062	the message unless the client supports the msg packet.
2502		3063
2503	=cut	3064	=cut
2504		3065
		3066	# non-persistent channels (usually the info channel)
		3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
		3074	"c/identify" => {
		3075	id => "infobox",
		3076	title => "Identify",
		3077	reply => undef,
		3078	tooltip => "Items recently identified",
		3079	},
		3080	"c/examine" => {
		3081	id => "infobox",
		3082	title => "Examine",
		3083	reply => undef,
		3084	tooltip => "Signs and other items you examined",
		3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
		3091	},
		3092	"c/book" => {
		3093	id => "infobox",
		3094	title => "Book",
		3095	reply => undef,
		3096	tooltip => "The contents of a note or book",
		3097	},
		3098	"c/lookat" => {
		3099	id => "infobox",
		3100	title => "Look",
		3101	reply => undef,
		3102	tooltip => "What you saw there",
		3103	},
		3104	"c/who" => {
		3105	id => "infobox",
		3106	title => "Players",
		3107	reply => undef,
		3108	tooltip => "Shows players who are currently online",
		3109	},
		3110	"c/body" => {
		3111	id => "infobox",
		3112	title => "Body Parts",
		3113	reply => undef,
		3114	tooltip => "Shows which body parts you posess and are available",
		3115	},
		3116	"c/statistics" => {
		3117	id => "infobox",
		3118	title => "Statistics",
		3119	reply => undef,
		3120	tooltip => "Shows your primary statistics",
		3121	},
		3122	"c/skills" => {
		3123	id => "infobox",
		3124	title => "Skills",
		3125	reply => undef,
		3126	tooltip => "Shows your experience per skill and item power",
		3127	},
		3128	"c/shopitems" => {
		3129	id => "infobox",
		3130	title => "Shop Items",
		3131	reply => undef,
		3132	tooltip => "Shows the items currently for sale in this shop",
		3133	},
		3134	"c/resistances" => {
		3135	id => "infobox",
		3136	title => "Resistances",
		3137	reply => undef,
		3138	tooltip => "Shows your resistances",
		3139	},
		3140	"c/pets" => {
		3141	id => "infobox",
		3142	title => "Pets",
		3143	reply => undef,
		3144	tooltip => "Shows information abotu your pets/a specific pet",
		3145	},
		3146	"c/perceiveself" => {
		3147	id => "infobox",
		3148	title => "Perceive Self",
		3149	reply => undef,
		3150	tooltip => "You gained detailed knowledge about yourself",
		3151	},
		3152	"c/uptime" => {
		3153	id => "infobox",
		3154	title => "Uptime",
		3155	reply => undef,
		3156	tooltip => "How long the server has been running since last restart",
		3157	},
		3158	"c/mapinfo" => {
		3159	id => "infobox",
		3160	title => "Map Info",
		3161	reply => undef,
		3162	tooltip => "Information related to the maps",
		3163	},
		3164	"c/party" => {
		3165	id => "party",
		3166	title => "Party",
		3167	reply => "gsay ",
		3168	tooltip => "Messages and chat related to your party",
		3169	},
		3170	"c/death" => {
		3171	id => "death",
		3172	title => "Death",
		3173	reply => undef,
		3174	tooltip => "Reason for and more info about your most recent death",
		3175	},
		3176	"c/say" => $SAY_CHANNEL,
		3177	"c/chat" => $CHAT_CHANNEL,
		3178	);
		3179
2505	sub cf::client::send_msg {	3180	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	3181	my ($self, $channel, $msg, $color, @extra) = @_;
2507		3182
2508	$msg = $self->pl->expand_cfpod ($msg);	3183	$msg = $self->pl->expand_cfpod ($msg)
		3184	unless $color & cf::NDI_VERBATIM;
2509		3185
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	3186	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		3187
		3188	# check predefined channels, for the benefit of C
		3189	if ($CHANNEL{$channel}) {
		3190	$channel = $CHANNEL{$channel};
		3191
		3192	$self->ext_msg (channel_info => $channel);
		3193	$channel = $channel->{id};
		3194
2512	if (ref $channel) {	3195	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	3196	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	3197	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	3198	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	3199	$self->ext_msg (channel_info => $channel);
2517	}	3200	}
…		…
2519	$channel = $channel->{id};	3202	$channel = $channel->{id};
2520	}	3203	}
2521		3204
2522	return unless @extra || length $msg;	3205	return unless @extra || length $msg;
2523		3206
2524	if ($self->can_msg) {
2525	# default colour, mask it out	3207	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3208	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	3209	if $color & cf::NDI_DEF;
2528		3210
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	3211	my $pkt = "msg "
		3212	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	3214	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		3215
2543	$color &= cf::NDI_COLOR_MASK;	3216	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	3217	}
2557		3218
2558	=item $client->ext_msg ($type, @msg)	3219	=item $client->ext_msg ($type, @msg)
2559		3220
2560	Sends an ext event to the client.	3221	Sends an ext event to the client.
…		…
2562	=cut	3223	=cut
2563		3224
2564	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
2566		3227
2567	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}
2573	}
2574
2575	=item $client->ext_reply ($msgid, @msg)
2576
2577	Sends an ext reply to the client.
2578
2579	=cut
2580
2581	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;
2583
2584	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}
2591	}	3229	}
2592		3230
2593	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2594		3232
2595	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2650	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2651		3289
2652	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2653		3291
2654	if (ref $msg) {	3292	if (ref $msg) {
2655	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2656	"ARRAY" eq ref $msg
2657	? @$msg
2658	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2659		3294
2660	my @reply;	3295	my @reply;
2661		3296
2662	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
2663	@reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
2664	}	3299	}
2665		3300
2666	$ns->ext_reply ($reply, @reply)	3301	$ns->ext_msg ("reply-$reply", @reply)
2667	if $reply;	3302	if $reply;
2668		3303
2669	} else {	3304	} else {
2670	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2671	}	3306	}
2672		3307
2673	cf::override;	3308	cf::override;
2674	},	3309	},
2675	);	3310	);
…		…
2695		3330
2696	$coro	3331	$coro
2697	}	3332	}
2698		3333
2699	cf::client->attach (	3334	cf::client->attach (
2700	on_destroy => sub {	3335	on_client_destroy => sub {
2701	my ($ns) = @_;	3336	my ($ns) = @_;
2702		3337
2703	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2704	},	3339	},
2705	);	3340	);
…		…
2721	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
2722		3357
2723	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
2724		3359
2725	$safe->permit_only (Opcode::opset qw(	3360	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3361	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3362	grepstart grepwhile mapstart mapwhile
2728	sort time	3363	sort time
2729	));	3364	));
2730		3365
2731	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
…		…
2733	=pod	3368	=pod
2734		3369
2735	The following functions and methods are available within a safe environment:	3370	The following functions and methods are available within a safe environment:
2736		3371
2737	cf::object	3372	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3373	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3374	insert remove name archname title slaying race decrease split
		3375	value
2740		3376
2741	cf::object::player	3377	cf::object::player
2742	player	3378	player
2743		3379
2744	cf::player	3380	cf::player
…		…
2749		3385
2750	=cut	3386	=cut
2751		3387
2752	for (	3388	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3389	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3390	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3391	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3393	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
2759	) {	3395	) {
2760	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2763	for @funs;	3398	for @funs;
2764	}	3399	}
2765		3400
…		…
2780		3415
2781	my $qcode = $code;	3416	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
2784		3419
		3420	%vars = (_dummy => 0) unless %vars;
		3421
		3422	my @res;
2785	local $_;	3423	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3424
2788	my $eval =	3425	my $eval =
2789	"do {\n"	3426	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3429	. $code
2793	. "\n}"	3430	. "\n}"
2794	;	3431	;
2795		3432
		3433	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
2799		3442
2800	if ($@) {	3443	if ($@) {
2801	warn "$@";	3444	warn "$@",
2802	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
2803	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
2804	}	3447	}
2805		3448
2806	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
2807	}	3450	}
2808		3451
…		…
2822	=cut	3465	=cut
2823		3466
2824	sub register_script_function {	3467	sub register_script_function {
2825	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
2826		3469
2827	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
2829	}	3472	}
2830		3473
2831	=back	3474	=back
2832		3475
2833	=cut	3476	=cut
2834		3477
2835	#############################################################################	3478	#############################################################################
2836	# the server's init and main functions	3479	# the server's init and main functions
		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
2837		3504
2838	sub load_facedata($) {	3505	sub load_facedata($) {
2839	my ($path) = @_;	3506	my ($path) = @_;
2840		3507
2841	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
2842	# for this (global event?)	3509	# for this (global event?)
2843	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
2844		3511
2845	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2846		3513
2847	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
2848		3515
2849	my $facedata;	3516	my $facedata = decode_storable load_file $path;
2850	0 < aio_load $path, $facedata
2851	or die "$path: $!";
2852
2853	$facedata = Coro::Storable::thaw $facedata;
2854		3517
2855	$facedata->{version} == 2	3518	$facedata->{version} == 2
2856	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
2857		3520
2858	# patch in the exptable
2859	$facedata->{resource}{"res/exp_table"} = {
2860	type => FT_RSRC,
2861	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2862	};
2863	cf::cede_to_tick;	3521	cf::cede_to_tick;
2864		3522
2865	{	3523	{
2866	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
2867		3525
2868	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
2869	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3529
2870	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
2871	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
2872	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2873	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
2874		3536
2875	cf::cede_to_tick;	3537	cf::cede_to_tick;
2876	}	3538	}
2877		3539
2878	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
2879	next unless $info->{smooth};	3541	next unless $info->{smooth};
		3542
2880	my $idx = cf::face::find $face	3543	my $idx = cf::face::find $face
2881	or next;	3544	or next;
		3545
2882	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
2883	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
2884	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2885	} else {	3549	} else {
2886	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
2887	}	3551	}
2888		3552
2889	cf::cede_to_tick;	3553	cf::cede_to_tick;
2890	}	3554	}
2891	}	3555	}
…		…
2900		3564
2901	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
2902	}	3566	}
2903		3567
2904	{	3568	{
2905	# TODO: for gcfclient pleasure, we should give resources
2906	# that gcfclient doesn't grok a >10000 face index.
2907	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
2908		3570
2909	my $soundconf = delete $res->{"res/sound.conf"};
2910
2911	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
		3572	if (defined (my $type = $info->{type})) {
		3573	# TODO: different hash - must free and use new index, or cache ixface data queue
2912	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2913	my $data;
2914		3575
2915	if ($info->{type} & 1) {	3576	cf::face::set_type $idx, $type;
2916	# prepend meta info	3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2917		3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2918	my $meta = $enc->encode ({	3579	$FACEHASH{$info->{hash}} = $idx;#d#
2919	name => $name,
2920	%{ $info->{meta} || {} },
2921	});
2922
2923	$data = pack "(w/a*)*", $meta, $info->{data};
2924	} else {	3580	} else {
2925	$data = $info->{data};	3581	# $RESOURCE{$name} = $info; # unused
2926	}	3582	}
2927		3583
2928	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2929	cf::face::set_type $idx, $info->{type};
2930
2931	cf::cede_to_tick;	3584	cf::cede_to_tick;
2932	}	3585	}
2933
2934	if ($soundconf) {
2935	$soundconf = $enc->decode (delete $soundconf->{data});
2936
2937	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2938	my $sound = $soundconf->{compat}[$_]
2939	or next;
2940
2941	my $face = cf::face::find "sound/$sound->[1]";
2942	cf::sound::set $sound->[0] => $face;
2943	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2944	}
2945
2946	while (my ($k, $v) = each %{$soundconf->{event}}) {
2947	my $face = cf::face::find "sound/$v";
2948	cf::sound::set $k => $face;
2949	}
2950	}
2951	}	3586	}
		3587
		3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2952		3589
2953	1	3590	1
2954	}	3591	}
2955		3592
2956	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
…		…
2958		3595
2959	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
2960	$ns->fx_want ($k, $v);	3597	$ns->fx_want ($k, $v);
2961	}	3598	}
2962	};	3599	};
		3600
		3601	sub load_resource_file($) {
		3602	my $guard = lock_acquire "load_resource_file";
		3603
		3604	my $status = load_resource_file_ $_[0];
		3605	get_slot 0.1, 100;
		3606	cf::arch::commit_load;
		3607
		3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
		3622	}
2963		3623
2964	sub reload_regions {	3624	sub reload_regions {
2965	# HACK to clear player env face cache, we need some signal framework	3625	# HACK to clear player env face cache, we need some signal framework
2966	# for this (global event?)	3626	# for this (global event?)
2967	%ext::player_env::MUSIC_FACE_CACHE = ();	3627	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2981	}	3641	}
2982		3642
2983	sub reload_archetypes {	3643	sub reload_archetypes {
2984	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
2985	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
2986	#d# NEED to laod twice to resolve forward references	3646
2987	# this really needs to be done in an extra post-pass	3647	add_face "res/skill_info" => FT_RSRC,
2988	# (which needs to be synchronous, so solve it differently)	3648	JSON::XS->new->utf8->canonical->encode (
2989	load_resource_file "$DATADIR/archetypes"	3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2990	or die "unable to load archetypes\n";	3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
2991	}	3655	}
2992		3656
2993	sub reload_treasures {	3657	sub reload_treasures {
2994	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
2995	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
2996	}	3660	}
2997		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
2998	sub reload_resources {	3744	sub reload_resources {
2999	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
3000		3746
		3747	reload_materials;
		3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
		3751	reload_archetypes;
3001	reload_regions;	3752	reload_regions;
3002	reload_facedata;
3003	#reload_archetypes;#d#
3004	reload_archetypes;
3005	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
3006		3755
3007	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
3008	}
3009
3010	sub init {
3011	reload_resources;
3012	}	3757	}
3013		3758
3014	sub reload_config {	3759	sub reload_config {
3015	open my $fh, "<:utf8", "$CONFDIR/config"	3760	trace "reloading config file...\n";
3016	or return;
3017		3761
3018	local $/;	3762	my $config = load_file "$CONFDIR/config";
3019	*CFG = YAML::Syck::Load <$fh>;	3763	utf8::decode $config;
		3764	*CFG = decode_yaml $config;
3020		3765
3021	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3022		3767
3023	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3024	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3025		3770
3026	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
3030	};	3775	};
3031	warn $@ if $@;	3776	warn $@ if $@;
3032	}	3777	}
3033	}	3778	}
3034		3779
		3780	sub pidfile() {
		3781	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3782	or die "$PIDFILE: $!";
		3783	flock $fh, &Fcntl::LOCK_EX
		3784	or die "$PIDFILE: flock: $!";
		3785	$fh
		3786	}
		3787
		3788	# make sure only one server instance is running at any one time
		3789	sub atomic {
		3790	my $fh = pidfile;
		3791
		3792	my $pid = <$fh>;
		3793	kill 9, $pid if $pid > 0;
		3794
		3795	seek $fh, 0, 0;
		3796	print $fh $$;
		3797	}
		3798
		3799	sub main_loop {
		3800	trace "EV::loop starting\n";
		3801	if (1) {
		3802	EV::loop;
		3803	}
		3804	trace "EV::loop returned\n";
		3805	goto &main_loop unless $REALLY_UNLOOP;
		3806	}
		3807
3035	sub main {	3808	sub main {
		3809	cf::init_globals; # initialise logging
		3810
		3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3815
		3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3817
3036	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
3037	local $Coro::idle = sub {	3819	$Coro::idle = sub {
3038	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3039	(async {	3821	(async {
3040	Event::one_event;	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3823	EV::loop EV::LOOP_ONESHOT;
3041	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
3042	};	3825	};
3043		3826
		3827	evthread_start IO::AIO::poll_fileno;
		3828
		3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
		3832	db_init;
		3833
		3834	cf::init_anim;
		3835	cf::init_attackmess;
		3836	cf::init_dynamic;
		3837
		3838	cf::load_settings;
		3839
		3840	reload_resources;
3044	reload_config;	3841	reload_config;
3045	db_init;	3842
		3843	cf::init_uuid;
		3844	cf::init_signals;
		3845	cf::init_skills;
		3846
		3847	cf::init_beforeplay;
		3848
		3849	atomic;
		3850
3046	load_extensions;	3851	load_extensions;
3047		3852
3048	$TICK_WATCHER->start;	3853	utime time, time, $RUNTIMEFILE;
3049	Event::loop;	3854
		3855	# no (long-running) fork's whatsoever before this point(!)
		3856	use POSIX ();
		3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3858
		3859	cf::_post_init 0;
		3860	};
		3861
		3862	cf::object::thawer::errors_are_fatal 0;
		3863	info "parse errors in files are no longer fatal from this point on.\n";
		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
		3869	goto &main_loop;
3050	}	3870	}
3051		3871
3052	#############################################################################	3872	#############################################################################
3053	# initialisation and cleanup	3873	# initialisation and cleanup
3054		3874
3055	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
3056	BEGIN {	3876	BEGIN {
		3877	our %SIGWATCHER = ();
3057	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
3058	Event->signal (	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3059	reentrant => 0,
3060	data => WF_AUTOCANCEL,
3061	signal => $signal,
3062	prio => 0,
3063	cb => sub {
3064	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
3065	},
3066	);	3881	};
3067	}	3882	}
3068	}	3883	}
3069		3884
3070	sub write_runtime {	3885	sub write_runtime_sync {
3071	my $runtime = "$LOCALDIR/runtime";	3886	my $t0 = AE::time;
3072		3887
3073	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
3074	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
3075		3890
3076	IO::AIO::aio_utime $runtime, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3077		3892
3078	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
3079		3894
3080	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3081	or return;	3896	or return;
3082		3897
3083	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
3084	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
3085	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
3095	aio_utime $fh, undef, undef;	3910	aio_utime $fh, undef, undef;
3096		3911
3097	close $fh	3912	close $fh
3098	or return;	3913	or return;
3099		3914
3100	aio_rename "$runtime~", $runtime	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3101	and return;	3916	and return;
3102		3917
3103	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3104		3919
3105	1	3920	1
		3921	}
		3922
		3923	our $uuid_lock;
		3924	our $uuid_skip;
		3925
		3926	sub write_uuid_sync($) {
		3927	$uuid_skip ||= $_[0];
		3928
		3929	return if $uuid_lock;
		3930	local $uuid_lock = 1;
		3931
		3932	my $uuid = "$LOCALDIR/uuid";
		3933
		3934	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3935	or return;
		3936
		3937	my $value = uuid_seq uuid_cur;
		3938
		3939	unless ($value) {
		3940	info "cowardly refusing to write zero uuid value!\n";
		3941	return;
		3942	}
		3943
		3944	my $value = uuid_str $value + $uuid_skip;
		3945	$uuid_skip = 0;
		3946
		3947	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3948	and return;
		3949
		3950	# always fsync - this file is important
		3951	aio_fsync $fh
		3952	and return;
		3953
		3954	close $fh
		3955	or return;
		3956
		3957	aio_rename "$uuid~", $uuid
		3958	and return;
		3959
		3960	trace "uuid file written ($value).\n";
		3961
		3962	1
		3963
		3964	}
		3965
		3966	sub write_uuid($$) {
		3967	my ($skip, $sync) = @_;
		3968
		3969	$sync ? write_uuid_sync $skip
		3970	: async { write_uuid_sync $skip };
3106	}	3971	}
3107		3972
3108	sub emergency_save() {	3973	sub emergency_save() {
3109	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3110		3975
3111	warn "enter emergency perl save\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3112		3982
3113	cf::sync_job {	3983	cf::sync_job {
		3984	cf::write_runtime_sync; # external watchdog should not bark
		3985
3114	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3115	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3116	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3117	warn "begin emergency player save\n";	3989	info "emergency_perl_save: begin player save\n";
3118	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3119	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3120	$pl->valid or next;	3992	$pl->valid or next;
		3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3121	$pl->save;	3994	$pl->save;
3122	}	3995	}
3123	warn "end emergency player save\n";	3996	info "emergency_perl_save: end player save\n";
3124		3997
3125	warn "begin emergency map save\n";	3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	info "emergency_perl_save: begin map save\n";
3126	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3127	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3128	$map->valid or next;	4003	$map->valid or next;
3129	$map->save;	4004	$map->save;
3130	}	4005	}
3131	warn "end emergency map save\n";	4006	info "emergency_perl_save: end map save\n";
3132		4007
3133	warn "begin emergency database checkpoint\n";	4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	info "emergency_perl_save: begin database checkpoint\n";
3134	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3135	warn "end emergency database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
		4013
		4014	info "emergency_perl_save: begin write uuid\n";
		4015	write_uuid_sync 1;
		4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3136	};	4036	};
3137		4037
3138	warn "leave emergency perl save\n";	4038	info "emergency_perl_save: leave\n";
3139	}	4039	}
3140		4040
3141	sub post_cleanup {	4041	sub post_cleanup {
3142	my ($make_core) = @_;	4042	my ($make_core) = @_;
3143		4043
		4044	IO::AIO::flush;
		4045
3144	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3145	if $make_core;	4047	if $make_core;
		4048
		4049	my $fh = pidfile;
		4050	unlink $PIDFILE if <$fh> == $$;
		4051	}
		4052
		4053	# a safer delete_package, copied from Symbol
		4054	sub clear_package($) {
		4055	my $pkg = shift;
		4056
		4057	# expand to full symbol table name if needed
		4058	unless ($pkg =~ /^main::.*::$/) {
		4059	$pkg = "main$pkg" if $pkg =~ /^::/;
		4060	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4061	$pkg .= '::' unless $pkg =~ /::$/;
		4062	}
		4063
		4064	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4065	my $stem_symtab = *{$stem}{HASH};
		4066
		4067	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4068	or return;
		4069
		4070	# clear all symbols
		4071	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4072	for my $name (keys %$leaf_symtab) {
		4073	_gv_clear *{"$pkg$name"};
		4074	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4075	}
3146	}	4076	}
3147		4077
3148	sub do_reload_perl() {	4078	sub do_reload_perl() {
3149	# can/must only be called in main	4079	# can/must only be called in main
3150	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3151	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3152	return;	4082	return;
3153	}	4083	}
3154		4084
3155	warn "reloading...";	4085	return if $RELOAD++;
3156		4086
3157	warn "entering sync_job";	4087	my $t1 = AE::time;
3158		4088
		4089	while ($RELOAD) {
		4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
		4092
		4093	trace "perl_reload: entering sync_job";
		4094
3159	cf::sync_job {	4095	cf::sync_job {
3160	cf::write_runtime; # external watchdog should not bark
3161	cf::emergency_save;	4096	#cf::emergency_save;
3162	cf::write_runtime; # external watchdog should not bark
3163		4097
3164	warn "syncing database to disk";
3165	BDB::db_env_txn_checkpoint $DB_ENV;
3166
3167	# if anything goes wrong in here, we should simply crash as we already saved
3168
3169	warn "cancelling all WF_AUTOCANCEL watchers";
3170	for (Event::all_watchers) {
3171	$_->cancel if $_->data & WF_AUTOCANCEL;
3172	}
3173
3174	warn "flushing outstanding aio requests";
3175	for (;;) {
3176	BDB::flush;
3177	IO::AIO::flush;
3178	Coro::cede;
3179	last unless IO::AIO::nreqs || BDB::nreqs;
3180	warn "iterate...";
3181	}
3182
3183	++$RELOAD;
3184
3185	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3186	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3187	%EXT_CORO = ();	4100	%EXT_CORO = ();
3188		4101
3189	warn "removing commands";	4102	trace "perl_reload: removing commands";
3190	%COMMAND = ();	4103	%COMMAND = ();
3191		4104
3192	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3193	%EXTCMD = ();	4106	%EXTCMD = ();
3194	%EXTICMD = ();	4107	%EXTICMD = ();
3195		4108
3196	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3197	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3198	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3199		4112
3200	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3201	eval {	4114	eval {
3202	$cb->($pkg);	4115	$cb->($pkg);
3203	1	4116	1
3204	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
		4118	}
		4119
		4120	trace "... clearing $pkg";
		4121	clear_package $pkg;
3205	}	4122	}
3206		4123
3207	warn "... nuking $pkg";
3208	Symbol::delete_package $pkg;
3209	}
3210
3211	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3212	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3213	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3214		4127
3215	warn "... unloading $k";	4128	trace "... unloading $k";
3216	delete $INC{$k};	4129	delete $INC{$k};
3217		4130
3218	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3219	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3220		4133
3221	if (my $cb = $k->can ("unload_module")) {	4134	if (my $cb = $k->can ("unload_module")) {
3222	$cb->();	4135	$cb->();
		4136	}
		4137
		4138	clear_package $k;
3223	}	4139	}
3224		4140
3225	Symbol::delete_package $k;
3226	}
3227
3228	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3229	Symbol::delete_package "safe::$_"	4142	clear_package "safe::$_"
3230	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3231		4144
3232	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3233	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3234	delete $INC{"cf/pod.pm"};	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3235		4148
3236	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3237	# and global variables created in xs	4150	# and global variables created in xs
3238	#Symbol::delete_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3239		4152
3240	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3241		4154
3242	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3243	require cf;	4156	require cf;
3244	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3245		4158
3246	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3247	cf::reload_config;	4160	cf::reload_config;
3248		4161
3249	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3250	cf::load_extensions;	4163	cf::load_extensions;
3251		4164
		4165	if ($REATTACH_ON_RELOAD) {
3252	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3253	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3254	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3255	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3256	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3257	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
		4172	}
3258		4173
3259	warn "leaving sync_job";	4174	cf::_post_init 1;
3260		4175
		4176	trace "perl_reload: leaving sync_job";
		4177
3261	1	4178	1
3262	} or do {	4179	} or do {
3263	warn $@;	4180	error $@;
3264	warn "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3265	exit 1;	4182	};
		4183
		4184	--$RELOAD;
3266	};	4185	}
3267		4186
3268	warn "reloaded";	4187	$t1 = AE::time - $t1;
		4188	info "perl_reload: completed in ${t1}s\n";
3269	};	4189	};
3270		4190
3271	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3272		4192
3273	sub reload_perl() {	4193	sub reload_perl() {
3274	# doing reload synchronously and two reloads happen back-to-back,	4194	# doing reload synchronously and two reloads happen back-to-back,
3275	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3276		4196
3277	$RELOAD_WATCHER ||= Event->timer (	4197	$RELOAD_WATCHER ||= cf::async {
3278	reentrant => 0,	4198	Coro::AIO::aio_wait cache_extensions;
3279	after => 0,	4199
3280	data => WF_AUTOCANCEL,	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3281	cb => sub {
3282	do_reload_perl;	4201	do_reload_perl;
3283	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3284	},	4203	};
3285	);	4204	};
3286	}	4205	}
3287		4206
3288	register_command "reload" => sub {	4207	register_command "reload" => sub {
3289	my ($who, $arg) = @_;	4208	my ($who, $arg) = @_;
3290		4209
3291	if ($who->flag (FLAG_WIZ)) {	4210	if ($who->flag (FLAG_WIZ)) {
3292	$who->message ("reloading server.");	4211	$who->message ("reloading server.");
		4212	async {
		4213	$Coro::current->{desc} = "perl_reload";
3293	async { reload_perl };	4214	reload_perl;
		4215	};
3294	}	4216	}
3295	};	4217	};
3296		4218
3297	unshift @INC, $LIBDIR;	4219	#############################################################################
3298		4220
3299	my $bug_warning = 0;	4221	my $bug_warning = 0;
3300		4222
3301	our @WAIT_FOR_TICK;
3302	our @WAIT_FOR_TICK_BEGIN;
3303
3304	sub wait_for_tick {	4223	sub wait_for_tick() {
3305	return unless $TICK_WATCHER->is_active;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3306	return if $Coro::current == $Coro::main;
3307		4225
3308	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3309	push @WAIT_FOR_TICK, $signal;
3310	$signal->wait;
3311	}	4227	}
3312		4228
3313	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3314	return unless $TICK_WATCHER->is_active;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3315	return if $Coro::current == $Coro::main;
3316		4231
3317	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3318	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3319	$signal->wait;	4234	$signal->wait;
3320	}	4235	}
3321		4236
3322	my $min = 1e6;#d#	4237	sub tick {
3323	my $avg = 10;
3324	$TICK_WATCHER = Event->timer (
3325	reentrant => 0,
3326	parked => 1,
3327	prio => 0,
3328	at => $NEXT_TICK || $TICK,
3329	data => WF_AUTOCANCEL,
3330	cb => sub {
3331	if ($Coro::current != $Coro::main) {	4238	if ($Coro::current != $Coro::main) {
3332	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3333	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3334	return;	4241	return;
3335	}	4242	}
3336		4243
3337	$NOW = $tick_start = Event::time;	4244	cf::one_tick; # one server iteration
3338		4245
3339	cf::server_tick; # one server iteration	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3340		4247
3341	0 && sync_job {#d#	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	for(1..10) {	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	my $t = Event::time;	4250	Coro::async_pool {
3344	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4251	$Coro::current->{desc} = "runtime saver";
3345	or die;	4252	write_runtime_sync
3346		4253	or error "ERROR: unable to write runtime file: $!";
3347	$map->width (50);
3348	$map->height (50);
3349	$map->alloc;
3350	$map->_load_objects ("/tmp/x.map", 1);
3351	my $t = Event::time - $t;
3352
3353	#next unless $t < 0.0013;#d#
3354	if ($t < $min) {
3355	$min = $t;
3356	}
3357	$avg = $avg * 0.99 + $t * 0.01;
3358	}
3359	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3360	exit 0;
3361	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3362	};	4254	};
		4255	}
3363		4256
3364	$RUNTIME += $TICK;
3365	$NEXT_TICK += $TICK;
3366
3367	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3368	$NEXT_RUNTIME_WRITE = $NOW + 10;
3369	Coro::async_pool {
3370	write_runtime
3371	or warn "ERROR: unable to write runtime file: $!";
3372	};
3373	}
3374
3375	# my $AFTER = Event::time;
3376	# warn $AFTER - $NOW;#d#
3377
3378	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3379	$sig->send;	4258	$sig->send;
3380	}	4259	}
3381	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3382	$sig->send;
3383	}
3384		4261
3385	$NOW = Event::time;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3386
3387	# if we are delayed by four ticks or more, skip them all
3388	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3389
3390	$TICK_WATCHER->at ($NEXT_TICK);
3391	$TICK_WATCHER->start;
3392
3393	$LOAD = ($NOW - $tick_start) / $TICK;
3394	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3395		4264
3396	_post_tick;	4265	if (0) {
3397		4266	if ($NEXT_TICK) {
3398		4267	my $jitter = $TICK_START - $NEXT_TICK;
		4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4269	debug "jitter $JITTER\n";#d#
		4270	}
3399	},	4271	}
3400	);	4272	}
3401		4273
3402	{	4274	{
3403	BDB::max_poll_time $TICK * 0.1;	4275	# configure BDB
3404	$BDB_POLL_WATCHER = Event->io (	4276	info "initialising database";
3405	reentrant => 0,	4277
3406	fd => BDB::poll_fileno,
3407	poll => 'r',
3408	prio => 0,
3409	data => WF_AUTOCANCEL,
3410	cb => \&BDB::poll_cb,
3411	);
3412	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3413		4279	BDB::max_poll_reqs $TICK * 0.1;
3414	BDB::set_sync_prepare {	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3415	my $status;
3416	my $current = $Coro::current;
3417	(
3418	sub {
3419	$status = $!;
3420	$current->ready; undef $current;
3421	},
3422	sub {
3423	Coro::schedule while defined $current;
3424	$! = $status;
3425	},
3426	)
3427	};
3428		4281
3429	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3430	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
		4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4286	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4287	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4288	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3431		4289
3432	cf::sync_job {	4290	cf::sync_job {
3433	eval {	4291	eval {
3434	BDB::db_env_open	4292	BDB::db_env_open
3435	$DB_ENV,	4293	$DB_ENV,
…		…
3437	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3438	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3439	0666;	4297	0666;
3440		4298
3441	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3442
3443	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3444	$DB_ENV->set_lk_detect;
3445	};	4300	};
3446		4301
3447	cf::cleanup "db_env_open(db): $@" if $@;	4302	cf::cleanup "db_env_open(db): $@" if $@;
3448	};	4303	};
3449	}	4304	}
		4305
		4306	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4307	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4308	};
		4309	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4311	};
		4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4314	};
		4315
		4316	info "database initialised";
3450	}	4317	}
3451		4318
3452	{	4319	{
		4320	# configure IO::AIO
		4321
		4322	info "initialising aio";
3453	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3454
3455	undef $Coro::AIO::WATCHER;
3456	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3457	$AIO_POLL_WATCHER = Event->io (	4325	undef $AnyEvent::AIO::WATCHER;
3458	reentrant => 0,	4326	info "aio initialised";
3459	data => WF_AUTOCANCEL,
3460	fd => IO::AIO::poll_fileno,
3461	poll => 'r',
3462	prio => 6,
3463	cb => \&IO::AIO::poll_cb,
3464	);
3465	}	4327	}
3466		4328
3467	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3468		4331
3469	sub _log_backtrace {	4332	sub _log_backtrace {
3470	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3471		4334
3472	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3473		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3474	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3475	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3476	++$_log_backtrace;	4343	++$_log_backtrace;
		4344	my $perl_bt = Carp::longmess $msg;
3477	async {	4345	async {
		4346	$Coro::current->{desc} = "abt $msg";
		4347
3478	my @bt = fork_call {	4348	my @bt = fork_call {
3479	@addr = map { sprintf "%x", $_ } @addr;	4349	@addr = map { sprintf "%x", $_ } @addr;
3480	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4350	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3481	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4351	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3482	or die "addr2line: $!";	4352	or die "addr2line: $!";
…		…
3490	}	4360	}
3491		4361
3492	@funcs	4362	@funcs
3493	};	4363	};
3494		4364
3495	LOG llevInfo, "[ABT] $msg\n";	4365	LOG llevInfo, "[ABT] $perl_bt\n";
		4366	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3496	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3497	--$_log_backtrace;	4368	--$_log_backtrace;
3498	};	4369	};
3499	} else {	4370	} else {
3500	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3501	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3502	}	4373	}
3503	}	4374	}
3504		4375
3505	# load additional modules	4376	# load additional modules
3506	use cf::pod;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3507		4379
3508	END { cf::emergency_save }	4380	END { cf::emergency_save }
3509		4381
3510	1	4382	1
3511		4383

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