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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 2007 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 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 3.61 ();	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;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	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;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		124
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	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;
80	our $NOW;	143	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		144
83	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
94		148
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		151
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
100	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
101		164
102	binmode STDOUT;	165	binmode STDOUT;
103	binmode STDERR;	166	binmode STDERR;
104		167
105	# read virtual server time, if available	168	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
110	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
111		176
112	mkdir $_	177	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		179
115	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
116		181
117	sub cf::map::normalise;	182	sub cf::map::normalise;
118		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
119	#############################################################################	188	#############################################################################
120		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
121	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
122		202
123	=over 4	203	=over 4
124		204
125	=item $cf::UPTIME	205	=item $cf::UPTIME
126		206
127	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.
128		223
129	=item $cf::RUNTIME	224	=item $cf::RUNTIME
130		225
131	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
132	every server tick.	227	every server tick.
133		228
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		232
138	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
141	database environment.	236	database environment.
142		237
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	238	=item $cf::LOADAVG
152		239
153	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
158		245
159	The raw value load value from the last tick.	246	The raw value load value from the last tick.
160		247
161	=item %cf::CFG	248	=item %cf::CFG
162		249
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	251	from wherever your confdir points to.
165		252
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		254
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
172	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
173		277
174	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
175	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
176	that call.	280	that call.
177		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
178	=back	288	=back
179		289
180	=cut	290	=cut
181		291
182	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	299	my $msg = join "", @_;
185		300
186	$msg .= "\n"	301	$msg .= "\n"
187	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
188		303
189	$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;
190		305
191	utf8::encode $msg;
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	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	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
276	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
278		527
279	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
280		529
281	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.
282		531
283	=cut	532	=cut
284		533
285	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
286		535
287	sub lock_wait($) {	536	sub lock_wait($) {
288	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	538	}
296		539
297	sub lock_acquire($) {	540	sub lock_acquire($) {
298	my ($key) = @_;	541	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	542	}
310		543
311	sub lock_active($) {	544	sub lock_active($) {
312	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	546	}
316		547
317	sub freeze_mainloop {	548	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
319		550
320	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	552	}
322	};	553
323	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
324	$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
325	}	567	}
326		568
327	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
328		570
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	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
331	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.
332		578
333	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
334	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
335		581
336	Useful for short background jobs.	582	Useful for short background jobs.
337		583
338	=cut	584	=cut
339		585
340	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
342		589
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
345	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
346		596
347	while () {	597	while () {
348	next_job:	598	next_job:
		599
349	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	601
351	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	606	$job->[2]->send;
355	Coro::cede;	607	Coro::cede;
356	goto next_job;	608	goto next_job;
357	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	611	}
359	}	612	}
360		613
361	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
362	# 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
363	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	617	} else {
		618	$busy = 0;
366	Coro::schedule;	619	Coro::schedule;
367	}	620	}
368	}	621	}
369	};	622	};
370		623
371	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
372	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
373		628
374	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
375	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
376		632
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
390		646
391	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
392		648
393	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
394		650
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	654	acceptable.
399		655
400	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
401	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
…		…
405	=cut	661	=cut
406		662
407	sub sync_job(&) {	663	sub sync_job(&) {
408	my ($job) = @_;	664	my ($job) = @_;
409		665
410	if ($Coro::current == $Coro::main) {	666	if (in_main) {
411	my $time = Event::time;	667	my $time = AE::time;
412		668
413	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
415		671
416	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	673
418	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
419		675
420	my $busy = 1;	676	my $busy = 1;
421	my @res;	677	my @res;
422		678
423	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	681	@res = eval { $job->() };
425	warn $@ if $@;	682	error $@ if $@;
426	undef $busy;	683	undef $busy;
427	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
428		685
429	while ($busy) {	686	while ($busy) {
430	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
431	}	691	}
		692	}
432		693
433	$time = Event::time - $time;	694	my $time = AE::time - $time;
434		695
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
439		697
440	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
441	} else {	699	} else {
442	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
443		701
…		…
463	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
464		722
465	$coro	723	$coro
466	}	724	}
467		725
468	=item fork_call { }, $args	726	=item fork_call { }, @args
469		727
470	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
471	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
474		732
475	=cut	733	=cut
476		734
477	sub _store_scalar {	735	sub post_fork {
478	open my $fh, ">", \my $buf	736	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	737	}
485		738
486	sub fork_call(&@) {	739	sub fork_call(&@) {
487	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
488		741
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	742	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		745
494	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
495	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
496		750
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	752	}
499	$res = Coro::Storable::thaw $res;
500		753
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	790	}
529		791
530	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
531		793
532	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
535		797
536	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
539	=cut	806	=cut
		807
		808	sub db_table($) {
		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	}
540		827
541	our $DB;	828	our $DB;
542		829
543	sub db_init {	830	sub db_init {
544	unless ($DB) {	831	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	832	}
559		833
560	sub db_get($$) {	834	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
562		836
563	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
564	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
565		841
566	$! ? ()	842	$! ? ()
567	: $data	843	: $data
568	}
569	}	844	}
570		845
571	sub db_put($$$) {	846	sub db_put($$$) {
572	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		876
602	my @data;	877	my @data;
603	my $md5;	878	my $md5;
604		879
605	for (0 .. $#$src) {	880	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	882	}
609		883
610	# if processing is expensive, check	884	# if processing is expensive, check
611	# checksum first	885	# checksum first
612	if (1) {	886	if (1) {
613	$md5 =	887	$md5 =
614	join "\x00",	888	join "\x00",
615	$processversion,	889	$processversion,
616	map {	890	map {
617	Coro::cede;	891	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	893	} 0.. $#$src;
620		894
621		895
622	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		903
630	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	905	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
633		907
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		909
636	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
639		913
…		…
649		923
650	=cut	924	=cut
651		925
652	sub datalog($@) {	926	sub datalog($@) {
653	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	929	}
656		930
657	=back	931	=back
658		932
659	=cut	933	=cut
660		934
661	#############################################################################	935	#############################################################################
662		936
663	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
664		938
665	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
666	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")
667	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
668		942
669	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>
670	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
671	Crossfire TRT).	945	Deliantra).
672		946
673	=over 4	947	=over 4
674		948
675	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
676		950
…		…
720	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
721		995
722	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
724		998
725	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
726	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.
727		1001
728	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
729		1003
730	=over 4	1004	=over 4
…		…
854		1128
855	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1131
858	} elsif (ref $type) {	1132	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
860		1134
861	} else {	1135	} else {
862	shift @arg;	1136	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
864	}	1138	}
865	}	1139	}
866	}	1140	}
867		1141
868	sub _object_attach {	1142	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
879	}	1153	}
880		1154
881	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
882	} else {	1156	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1158	}
885		1159
886	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
887	}	1161	}
888		1162
…		…
947		1221
948	for (@$callbacks) {	1222	for (@$callbacks) {
949	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
950		1224
951	if ($@) {	1225	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1227	override;
955	}	1228	}
956		1229
957	return 1 if $override;	1230	return 1 if $override;
958	}	1231	}
959		1232
960	0	1233	0
961	}	1234	}
962		1235
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1237
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1239
967	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
968		1241
…		…
974		1247
975	=cut	1248	=cut
976		1249
977	#############################################################################	1250	#############################################################################
978	# object support	1251	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1286	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
983		1288
984	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1290
988	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
989	}	1293	}
990		1294
991	sub reattach {	1295	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1297	my ($obj) = @_;
994		1298
		1299	# no longer needed after getting rid of delete_package?
995	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
996		1301
997	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
998		1303
999	@$registry = ();	1304	@$registry = ();
1000		1305
…		…
1005	for (@$attach) {	1310	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1008	}	1313	}
1009	} else {	1314	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1316	}
1012	}	1317	}
1013	}	1318	}
1014		1319
1015	cf::attachable->attach (	1320	cf::attachable->attach (
1016	prio => -1000000,	1321	prio => -1000000,
1017	on_instantiate => sub {	1322	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1019		1324
1020	$data = from_json $data;	1325	$data = decode_json $data;
1021		1326
1022	for (@$data) {	1327	for (@$data) {
1023	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1024		1329
1025	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1346	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1043		1348
1044	sync_job {	1349	sync_job {
1045	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1048		1355
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1363	aio_close $fh;
1054		1364
1055	if (@$objs) {	1365	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1374	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1376	}
1064	} else {	1377	} else {
1065	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1066	}	1379	}
1067		1380
1068	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1385	} else {
1070	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1071	}	1387	}
1072	} else {	1388	} else {
1073	aio_unlink $filename;	1389	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1075	}	1391	}
1076	}	1392	};
1077	}	1393	}
1078		1394
1079	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1081		1397
…		…
1093	or return;	1409	or return;
1094		1410
1095	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1413	or return;
		1414
1098	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1099	}	1417	}
1100		1418
		1419	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1103	return ($data, $av);	1424	($data, $av)
1104	}	1425	}
1105		1426
1106	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1107		1428
1108	=over 4	1429	=over 4
…		…
1162	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1163		1484
1164	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1165	}	1486	}
1166		1487
		1488	use File::Glob ();
		1489
1167	cf::player->attach (	1490	cf::player->attach (
1168	on_command => sub {	1491	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1170		1493
1171	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1172	or return;	1495	or return;
1173		1496
…		…
1181	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1182		1505
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1507
1185	if (ref $msg) {	1508	if (ref $msg) {
		1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1510
		1511	my @reply;
		1512
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1513	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1514	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1191	} else {	1520	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1522	}
1194		1523
1195	cf::override;	1524	cf::override;
1196	},	1525	},
1197	);	1526	);
1198		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
1199	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1200	cf::sync_job {	1557	cf::sync_job {
1201	my %todo;	1558	my %todo;
1202		1559
1203	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1561	next unless -r $path;
…		…
1222		1579
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1582
1226	$ext{source} =	1583	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1229	. $source	1586	. $source
1230	. "\n};\n1";	1587	. "\n};\n1";
1231		1588
1232	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1233	}	1590	}
1234		1591
		1592	my $pass = 0;
1235	my %done;	1593	my %done;
1236	while (%todo) {	1594	while (%todo) {
1237	my $progress;	1595	my $progress;
1238		1596
		1597	++$pass;
		1598
		1599	ext:
1239	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1602	next ext
1242	unless exists $done{$_};	1603	unless exists $done{$_};
1243	}	1604	}
1244		1605
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1607
1247	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 $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1252	warn $msg;	1624
1253	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1626	delete $todo{$k};
1255	}	1627	} else {
1256		1628	$done{$k} = delete $todo{$k};
1257	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1258	}	1634	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1635	}
1264		1636
1265	skip:	1637	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	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	}
1268	}	1647	}
1269	};	1648	};
1270	}	1649	}
1271		1650
1272	#############################################################################	1651	#############################################################################
1273		1652
1274	=back	1653	=back
1275		1654
1276	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1277		1656
1278	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1279		1658
1280	=cut	1659	=cut
1281		1660
1282	package cf::player;	1661	package cf::player;
1283		1662
1284	use Coro::AIO;	1663	use Coro::AIO;
1285		1664
1286	=head3 cf::player	1665	=head3 cf::player
1287		1666
1288	=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	}
1289		1682
1290	=item cf::player::find $login	1683	=item cf::player::find $login
1291		1684
1292	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1293		1686
…		…
1312		1705
1313	sub exists($) {	1706	sub exists($) {
1314	my ($login) = @_;	1707	my ($login) = @_;
1315		1708
1316	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1317	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1318	}	1711	}
1319		1712
1320	sub find($) {	1713	sub find($) {
1321	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1322	my $login = $_[0];	1715	my $login = $_[0];
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1726
1334	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1335	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;
1336	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1337	}	1736	}
1338	}	1737	}
1339	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
1340		1752
1341	sub save($) {	1753	sub save($) {
1342	my ($pl) = @_;	1754	my ($pl) = @_;
1343		1755
1344	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1349	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1350		1762
1351	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1353		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];
		1770
1354	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1355	Coro::cede;	1772	cf::cede_to_tick;
1356	}	1773	}
1357		1774
1358	sub new($) {	1775	sub new($) {
1359	my ($login) = @_;	1776	my ($login) = @_;
1360		1777
…		…
1366	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1367		1784
1368	$self	1785	$self
1369	}	1786	}
1370		1787
		1788	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1789
		1790	=cut
		1791
		1792	sub send_msg {
		1793	my $ns = shift->ns
		1794	or return;
		1795	$ns->send_msg (@_);
		1796	}
		1797
1371	=item $pl->quit_character	1798	=item $pl->quit_character
1372		1799
1373	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1374	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1375		1802
…		…
1379	my ($pl) = @_;	1806	my ($pl) = @_;
1380		1807
1381	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1382		1809
1383	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1384	$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
1385		1812
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1387	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1389	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1390		1821
1391	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1393	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1428	or return [];	1859	or return [];
1429		1860
1430	my @logins;	1861	my @logins;
1431		1862
1432	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") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1436		1873
1437	utf8::decode $login;	1874	utf8::decode $login;
1438	push @logins, $login;	1875	push @logins, $login;
1439	}	1876	}
1440		1877
1441	\@logins	1878	\@logins
1442	}	1879	}
1443		1880
1444	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1445		1884
1446	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1447	player. May block.	1886	player. May block.
1448		1887
1449	=cut	1888	=cut
…		…
1467	}	1906	}
1468		1907
1469	\@paths	1908	\@paths
1470	}	1909	}
1471		1910
1472	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1473		1912
1474	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1475		1914
1476	=cut
1477
1478	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;
1480
1481	# escape & and <
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484
1485	# this is buggy, it needs to properly take care of nested <'s
1486
1487	1 while
1488	# replace B<>, I<>, U<> etc.
1489	s/B<([^\>]*)>/<b>$1<\/b>/
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/
1492	# replace G<male|female> tags
1493	|| s{G<([^>|]*)\|([^>]*)>}{
1494	$self->gender ? $2 : $1
1495	}ge
1496	# replace H<hint text>
1497	|| s{H<([^\>]*)>}
1498	{
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")
1502	[$self->{hintmode}]
1503	}ge;
1504
1505	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;
1507
1508	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines
1513
1514	$_
1515	}
1516
1517	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}
1520	}
1521
1522	=item $player->ext_reply ($msgid, %msg)	1915	=item $player->ext_reply ($msgid, @msg)
1523		1916
1524	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1525		1918
1526	=cut	1919	=cut
1527		1920
1528	sub ext_reply($$%) {	1921	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1922	my ($self, $id, @msg) = @_;
1530		1923
1531	$msg{msgid} = $id;	1924	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1925	}
1534		1926
1535	=item $player->ext_event ($type, %msg)	1927	=item $player->ext_msg ($type, @msg)
1536		1928
1537	Sends an ext event to the client.	1929	Sends an ext event to the client.
1538		1930
1539	=cut	1931	=cut
1540		1932
1541	sub ext_event($$%) {	1933	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1934	my ($self, $type, @msg) = @_;
1543		1935
1544	$self->ns->ext_event ($type, %msg);	1936	$self->ns->ext_msg ($type, @msg);
1545	}	1937	}
1546		1938
1547	=head3 cf::region	1939	=head3 cf::region
1548		1940
1549	=over 4	1941	=over 4
…		…
1558		1950
1559	=cut	1951	=cut
1560		1952
1561	sub find_by_path($) {	1953	sub find_by_path($) {
1562	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1563		1957
1564	my ($match, $specificity);	1958	my ($match, $specificity);
1565		1959
1566	for my $region (list) {	1960	for my $region (list) {
1567	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1593	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1595		1989
1596	sub generate_random_map {	1990	sub generate_random_map {
1597	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1598	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1599	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1603	$rmp->{exit_on_final_map},
1604	$rmp->{xsize}, $rmp->{ysize},
1605	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1606	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1607	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1608	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1609	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1610	(cf::region::find $rmp->{region}), $rmp->{custom}
1611	)
1612	}	1996	}
1613		1997
1614	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1615		1999
1616	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1621		2005
1622	sub register {	2006	sub register {
1623	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1624	my $pkg = caller;	2008	my $pkg = caller;
1625		2009
1626	no strict;
1627	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1628		2011
1629	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1630	}	2013	}
1631		2014
1632	# also paths starting with '/'	2015	# also paths starting with '/'
1633	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1634		2017
1635	sub thawer_merge {	2018	sub thawer_merge {
1636	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1637		2020
1638	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1643	}	2026	}
1644		2027
1645	sub normalise {	2028	sub normalise {
1646	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1647		2030
1648	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1649		2032
1650	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1651		2034
1652	# map plan:	2035	# map plan:
1653	#	2036	#
…		…
1668	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1669	$path = "$base/$path";	2052	$path = "$base/$path";
1670	}	2053	}
1671		2054
1672	for ($path) {	2055	for ($path) {
1673	redo if s{//}{/};
1674	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1675	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1676	}	2058	}
1677		2059
1678	$path	2060	$path
…		…
1692	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1693	return $self;	2075	return $self;
1694	}	2076	}
1695	}	2077	}
1696		2078
1697	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1698	()	2080	()
1699	}	2081	}
1700		2082
		2083	# may re-bless or do other evil things
1701	sub init {	2084	sub init {
1702	my ($self) = @_;	2085	my ($self) = @_;
1703		2086
1704	$self	2087	$self
1705	}	2088	}
…		…
1724		2107
1725	# the temporary/swap location	2108	# the temporary/swap location
1726	sub save_path {	2109	sub save_path {
1727	my ($self) = @_;	2110	my ($self) = @_;
1728		2111
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1731	}	2114	}
1732		2115
1733	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1734	sub uniq_path {	2117	sub uniq_path {
1735	my ($self) = @_;	2118	my ($self) = @_;
1736		2119
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1739	}
1740
1741	# and all this just because we cannot iterate over
1742	# all maps in C++...
1743	sub change_all_map_light {
1744	my ($change) = @_;
1745
1746	$_->change_map_light ($change)
1747	for grep $_->outdoor, values %cf::MAP;
1748	}	2122	}
1749		2123
1750	sub decay_objects {	2124	sub decay_objects {
1751	my ($self) = @_;	2125	my ($self) = @_;
1752		2126
…		…
1765		2139
1766	sub load_header_from($) {	2140	sub load_header_from($) {
1767	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1768		2142
1769	utf8::encode $path;	2143	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	or return;	2145	or return;
1775		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1776	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1777		2154
1778	1	2155	1
1779	}	2156	}
1780		2157
		2158	# used to laod the header of an original map
1781	sub load_header_orig {	2159	sub load_header_orig {
1782	my ($self) = @_;	2160	my ($self) = @_;
1783		2161
1784	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1785	}	2163	}
1786		2164
		2165	# used to laod the header of an instantiated map
1787	sub load_header_temp {	2166	sub load_header_temp {
1788	my ($self) = @_;	2167	my ($self) = @_;
1789		2168
1790	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1791	}	2170	}
1792		2171
		2172	# called after loading the header from an instantiated map
1793	sub prepare_temp {	2173	sub prepare_temp {
1794	my ($self) = @_;	2174	my ($self) = @_;
1795		2175
1796	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1797	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1798	# safety	2178	# safety
1799	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1800	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1801	}	2181	}
1802		2182
		2183	# called after loading the header from an original map
1803	sub prepare_orig {	2184	sub prepare_orig {
1804	my ($self) = @_;	2185	my ($self) = @_;
1805		2186
1806	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1807	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1831		2212
1832	sub find;	2213	sub find;
1833	sub find {	2214	sub find {
1834	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1835		2216
		2217	cf::cede_to_tick;
		2218
1836	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1837		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1839		2223
1840	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1841	my $guard = cf::lock_acquire "map_find:$path";
1842	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1843	or return;	2226	or return;
1844		2227
1845	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1846		2229
…		…
1848	or return;	2231	or return;
1849		2232
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1853	$map->reset;	2238	$map->reset;
1854	undef $guard;
1855	return find $path;	2239	return find $path;
1856	}	2240	}
1857		2241
1858	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1859	}	2243	}
1860	}	2244	}
1861		2245
1862	sub pre_load { }	2246	sub pre_load { }
1863	sub post_load { }	2247	#sub post_load { } # XS
1864		2248
1865	sub load {	2249	sub load {
1866	my ($self) = @_;	2250	my ($self) = @_;
1867		2251
1868	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1869		2253
1870	my $path = $self->{path};	2254	my $path = $self->{path};
1871		2255
1872	{	2256	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1874		2258
		2259	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1876
1877	$self->in_memory (cf::MAP_LOADING);
1878		2261
1879	$self->alloc;	2262	$self->alloc;
1880		2263
1881	$self->pre_load;	2264	$self->pre_load;
1882	Coro::cede;	2265	cf::cede_to_tick;
1883		2266
1884	$self->_load_objects ($self->{load_path}, 1)	2267	if (exists $self->{load_path}) {
		2268	my $f = new_from_file cf::object::thawer $self->{load_path};
		2269	$f->skip_block;
		2270	$self->_load_objects ($f)
1885	or return;	2271	or return;
1886		2272
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1888	if delete $self->{load_original};	2274	if delete $self->{load_original};
1889		2275
1890	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2277	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2280	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1895	}	2285	}
1896	}
1897		2286
1898	Coro::cede;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
		2294
		2295	cf::cede_to_tick;
1899	# now do the right thing for maps	2296	# now do the right thing for maps
1900	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2299	unless $self->difficulty;
1903	Coro::cede;	2300	cf::cede_to_tick;
1904		2301
1905	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2303	$self->decay_objects;
1907	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1908	$self->update_buttons;	2305	$self->update_buttons;
1909	Coro::cede;	2306	cf::cede_to_tick;
1910	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1911	Coro::cede;
1912	$self->activate;
1913	}	2308	}
1914		2309
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2310	$self->{last_save} = $cf::RUNTIME;
		2311	$self->last_access ($cf::RUNTIME);
1916	}	2312	}
1917		2313
1918	$self->post_load;	2314	$self->post_load;
1919	}
1920		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1921	sub customise_for {	2322	sub customise_for {
1922	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1923		2324
1924	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1925	if $self->per_player;	2326	if $self->per_player;
…		…
1928	# if $self->per_party;	2329	# if $self->per_party;
1929		2330
1930	$self	2331	$self
1931	}	2332	}
1932		2333
1933	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {
1935	my ($map) = @_;
1936
1937	my @diag; # diagonal neighbours
1938
1939	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)
1941	or next;
1942	$neigh = find $neigh, $map
1943	or next;
1944	$neigh->load;
1945
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}
1949
1950	for (@diag) {
1951	my $neigh = find @$_
1952	or next;
1953	$neigh->load;
1954	}
1955	}
1956
1957	sub find_sync {	2334	sub find_sync {
1958	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1959		2336
1960	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
1961	}	2342	}
1962		2343
1963	sub do_load_sync {	2344	sub do_load_sync {
1964	my ($map) = @_;	2345	my ($map) = @_;
1965		2346
1966	cf::sync_job { $map->load };	2347	# it's a bug to call this from the main context
		2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2349	if $Coro::current == $Coro::main;
		2350
		2351	$map->load;
1967	}	2352	}
1968		2353
1969	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1971		2356
1972	sub find_async {	2357	sub find_async {
1973	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1974		2359
1975	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1976		2361
1977	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1979	}	2364	}
1980		2365
1981	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1982	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1983	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2373	if (my $map = find $k) {
1986	$map->load;	2374	$map->load if $v;
1987	}	2375	}
1988		2376
1989	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
1990	}	2378	}
1991	}	2379	}
1992	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
1993	};	2381	};
1994	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1995		2383
1996	()	2384	()
1997	}	2385	}
1998		2386
		2387	# common code, used by both ->save and ->swapout
1999	sub save {	2388	sub _save {
2000	my ($self) = @_;	2389	my ($self) = @_;
2001
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;
2003		2390
2004	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2005		2392
2006	return unless $self->dirty;	2393	return unless $self->dirty;
2007		2394
…		…
2013	return if $self->{deny_save};	2400	return if $self->{deny_save};
2014		2401
2015	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2016		2403
2017	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2019	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2020		2410
2021	if ($uniq) {	2411	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2414	} else {
2025	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2026	}	2416	}
2027	}	2417	}
2028		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2029	sub swap_out {	2427	sub swap_out {
2030	my ($self) = @_;	2428	my ($self) = @_;
2031		2429
2032	# save first because save cedes
2033	$self->save;
2034
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2037	return if $self->players;	2434	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};
2040		2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
2041	$self->clear;	2445	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2446	}
2044		2447
2045	sub reset_at {	2448	sub reset_at {
2046	my ($self) = @_;	2449	my ($self) = @_;
2047		2450
…		…
2065		2468
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2470
2068	return if $self->players;	2471	return if $self->players;
2069		2472
2070	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2071		2474
2072	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2073		2476
2074	# need to save uniques path	2477	# need to save uniques path
2075	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2076	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2077		2480
…		…
2079	if $uniq;	2482	if $uniq;
2080	}	2483	}
2081		2484
2082	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2083		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2489	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2490
2088	$self->unlink_save;	2491	$self->unlink_save;
2089	$self->destroy;	2492	$self->destroy;
2090	}	2493	}
2091		2494
2092	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2093		2496
2094	sub nuke {	2497	sub nuke {
2095	my ($self) = @_;	2498	my ($self) = @_;
2096		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2097	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2098		2504
2099	$self->unlink_save;	2505	$self->unlink_save;
2100		2506
2101	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2102	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2512
2107	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2108		2515
2109	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2110	}	2517	}
2111		2518
2112	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2154		2561
2155	sub unique_maps() {	2562	sub unique_maps() {
2156	[	2563	[
2157	map {	2564	map {
2158	utf8::decode $_;	2565	utf8::decode $_;
2159	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2160	? normalise $_	2569	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2571	]
2164	}	2572	}
2165		2573
2166	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2167		2605
2168	=back	2606	=back
2169		2607
2170	=head3 cf::object	2608	=head3 cf::object
2171		2609
…		…
2175		2613
2176	=over 4	2614	=over 4
2177		2615
2178	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2179		2617
2180	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2181		2620
2182	=cut	2621	=cut
2183		2622
2184	sub inv_recursive_;	2623	sub inv_recursive_;
2185	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2188		2627
2189	sub inv_recursive {	2628	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2191	}	2630	}
2192		2631
		2632	=item $ref = $ob->ref
		2633
		2634	Creates and returns a persistent reference to an object that can be stored as a string.
		2635
		2636	=item $ob = cf::object::deref ($refstring)
		2637
		2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2639	even if the object actually exists. May block.
		2640
		2641	=cut
		2642
		2643	sub deref {
		2644	my ($ref) = @_;
		2645
		2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2647	my ($uuid, $name) = ($1, $2);
		2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2649	or return;
		2650	$pl->ob->uuid eq $uuid
		2651	or return;
		2652
		2653	$pl->ob
		2654	} else {
		2655	warn "$ref: cannot resolve object reference\n";
		2656	undef
		2657	}
		2658	}
		2659
2193	package cf;	2660	package cf;
2194		2661
2195	=back	2662	=back
2196		2663
2197	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2203	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2670	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2204	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2205	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2206		2673
2207	=cut	2674	=cut
		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
2208		2689
2209	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2210	# with dialog boxes.	2691	# with dialog boxes.
2211	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2212	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2219		2700
2220	} else {	2701	} else {
2221	my $pl = $self->contr;	2702	my $pl = $self->contr;
2222		2703
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2704	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2707
2232	} else {	2708	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2235	}	2711	}
2236	}	2712	}
		2713	}
		2714
		2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2716
		2717	=cut
		2718
		2719	sub cf::object::send_msg {
		2720	my $pl = shift->contr
		2721	or return;
		2722	$pl->send_msg (@_);
2237	}	2723	}
2238		2724
2239	=item $player_object->may ("access")	2725	=item $player_object->may ("access")
2240		2726
2241	Returns wether the given player is authorized to access resource "access"	2727	Returns wether the given player is authorized to access resource "access"
…		…
2254		2740
2255	=item $player_object->enter_link	2741	=item $player_object->enter_link
2256		2742
2257	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2258		2744
2259	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2260	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2261		2749
2262	Will never block.	2750	Will never block.
2263		2751
2264	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2265		2753
…		…
2285	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2286	my ($self) = @_;	2774	my ($self) = @_;
2287		2775
2288	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2289		2777
		2778	++$self->{_link_recursion};
		2779
2290	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2291		2781
2292	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2293	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2294		2784
2295	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2296	}	2786	}
2297		2787
2298	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2299	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2300		2790
…		…
2317	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2318	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2319		2809
2320	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2323		2813
2324	$map->load;	2814	$map->load;
2325	$map->load_diag;
2326		2815
2327	return unless $self->contr->active;	2816	return unless $self->contr->active;
2328	$self->activate_recursive;
2329		2817
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2331	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2332	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2333		2825
		2826	}
		2827
2334	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2335		2829
2336	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2337	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2338	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2339	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2340	be called at the end of this process.	2834	be called at the end of this process.
2341		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2342	=cut	2839	=cut
2343		2840
2344	our $GOTOGEN;	2841	our $GOTOGEN;
2345		2842
2346	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2347	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2348		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2349	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2854
2352	$self->enter_link;	2855	$self->enter_link;
2353		2856
2354	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
		2860	# *tag paths override both path and x|y
		2861	if ($path =~ /^\*(.*)$/) {
		2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2863	my $ob = $obs[rand @obs];
		2864
		2865	# see if we actually can go there
		2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
		2872
		2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
		2876	}
		2877	}
		2878
2355	my $map = eval {	2879	my $map = eval {
2356	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2357		2881
2358	if ($map) {	2882	if ($map) {
2359	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2361	} else {	2885	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2887	}
2364		2888
2365	$map	2889	$map
2366	};	2890	};
2367		2891
…		…
2373	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2374	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2375	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2376	}	2900	}
2377		2901
2378	$done->() if $done;	2902	$done->($self) if $done;
2379	})->prio (1);	2903	})->prio (1);
2380	}	2904	}
2381		2905
2382	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2383		2907
…		…
2403	}	2927	}
2404		2928
2405	sub prepare_random_map {	2929	sub prepare_random_map {
2406	my ($exit) = @_;	2930	my ($exit) = @_;
2407		2931
2408	my $guard = cf::lock_acquire "exit_prepare:$exit";
2409
2410	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2411	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2412	# that depends on the exit object	2934	# that depends on the exit object
2413		2935
2414	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2416	if ($exit->map) {	2938	if ($exit->map) {
2417	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2418	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2419	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2420	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2421	}	2945	}
2422		2946
2423	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2424		2948
2425	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2426	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2428		2952
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2431	undef $fh;	2955	undef $fh;
2432	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2433		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2434	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2435	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2436	}	2964	}
2437	}	2965	}
2438		2966
2439	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2440	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2441		2969
2442	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2443		2971
2444	if ($exit->slaying eq "/!") {
2445	#TODO: this should de-fi-ni-te-ly not be a sync-job
2446	# the problem is that $exit might not survive long enough
2447	# so it needs to be done right now, right here
2448	cf::sync_job { prepare_random_map $exit };
2449	}
2450
2451	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2452	my $hp = $exit->stats->hp;
2453	my $sp = $exit->stats->sp;
2454
2455	$self->enter_link;	2972	$self->enter_link;
2456		2973
2457	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);
2460
2461	(async {	2974	(async {
2462	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2463	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2464	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2465		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2466	1;	3013	1
2467	}) {	3014	}) {
2468	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2469	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2470	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2471	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2472		3019
2473	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2474	$self->leave_link;	3021	$self->leave_link;
2475	}	3022	}
2476	})->prio (1);	3023	})->prio (1);
2477	}	3024	}
2478		3025
…		…
2490	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2491	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2492		3039
2493	utf8::encode $text;	3040	utf8::encode $text;
2494	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2495	}	3067	}
2496		3068
2497	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2498		3070
2499	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2503		3075
2504	=cut	3076	=cut
2505		3077
		3078	# non-persistent channels (usually the info channel)
		3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
		3086	"c/identify" => {
		3087	id => "infobox",
		3088	title => "Identify",
		3089	reply => undef,
		3090	tooltip => "Items recently identified",
		3091	},
		3092	"c/examine" => {
		3093	id => "infobox",
		3094	title => "Examine",
		3095	reply => undef,
		3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
		3190	);
		3191
2506	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2508		3194
2509	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2510		3197
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2513	if (ref $channel) {	3207	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	3211	$self->ext_msg (channel_info => $channel);
2518	}	3212	}
2519		3213
2520	$channel = $channel->{id};	3214	$channel = $channel->{id};
2521	}	3215	}
2522		3216
2523	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2524		3218
2525	if ($self->can_msg) {	3219	# default colour, mask it out
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	} else {	3221	if $color & cf::NDI_DEF;
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		3222
2538	if ($color >= 0) {	3223	my $pkt = "msg "
2539	if (0 && $msg =~ /\[/) {	3224	. $self->{json_coder}->encode (
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3226	);
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")
2544	}
2545	}
2546	}
2547	}
2548		3227
		3228	$self->send_big_packet ($pkt);
		3229	}
		3230
2549	=item $client->ext_event ($type, %msg)	3231	=item $client->ext_msg ($type, @msg)
2550		3232
2551	Sends an ext event to the client.	3233	Sends an ext event to the client.
2552		3234
2553	=cut	3235	=cut
2554		3236
2555	sub cf::client::ext_event($$%) {	3237	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	3238	my ($self, $type, @msg) = @_;
2557		3239
2558	return unless $self->extcmd;
2559
2560	$msg{msgtype} = "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3241	}
		3242
		3243	=item $client->ext_reply ($msgid, @msg)
		3244
		3245	Sends an ext reply to the client.
		3246
		3247	=cut
		3248
		3249	sub cf::client::ext_reply($$@) {
		3250	my ($self, $id, @msg) = @_;
		3251
		3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2562	}	3253	}
2563		3254
2564	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2565		3256
2566	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2622		3313
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		3315
2625	if (ref $msg) {	3316	if (ref $msg) {
		3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3318
		3319	my @reply;
		3320
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3321	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	3322	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	3323	}
		3324
		3325	$ns->ext_reply ($reply, @reply)
		3326	if $reply;
		3327
2632	} else {	3328	} else {
2633	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2634	}	3330	}
2635		3331
2636	cf::override;	3332	cf::override;
2637	},	3333	},
2638	);	3334	);
…		…
2658		3354
2659	$coro	3355	$coro
2660	}	3356	}
2661		3357
2662	cf::client->attach (	3358	cf::client->attach (
2663	on_destroy => sub {	3359	on_client_destroy => sub {
2664	my ($ns) = @_;	3360	my ($ns) = @_;
2665		3361
2666	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2667	},	3363	},
2668	);	3364	);
…		…
2683	our $safe = new Safe "safe";	3379	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2685		3381
2686	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2687		3383
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3384	$safe->permit_only (Opcode::opset qw(
		3385	:base_core :base_mem :base_orig :base_math :base_loop
		3386	grepstart grepwhile mapstart mapwhile
		3387	sort time
		3388	));
2689		3389
2690	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
2691		3391
2692	=pod	3392	=pod
2693		3393
2694	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2695		3395
2696	cf::object	3396	cf::object
2697	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2698	insert remove	3398	insert remove name archname title slaying race decrease split
		3399	value
2699		3400
2700	cf::object::player	3401	cf::object::player
2701	player	3402	player
2702		3403
2703	cf::player	3404	cf::player
…		…
2708		3409
2709	=cut	3410	=cut
2710		3411
2711	for (	3412	for (
2712	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2713	insert remove)],	3414	insert remove inv nrof name archname title slaying race
		3415	decrease split destroy change_exp value msg lore send_msg)],
2714	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2716	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2717	) {	3419	) {
2718	no strict 'refs';
2719	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2720	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2721	for @funs;	3422	for @funs;
2722	}	3423	}
2723		3424
…		…
2738		3439
2739	my $qcode = $code;	3440	my $qcode = $code;
2740	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2741	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2742		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2743	local $_;	3447	local $_;
2744	local @safe::cf::_safe_eval_args = values %vars;
2745		3448
2746	my $eval =	3449	my $eval =
2747	"do {\n"	3450	"do {\n"
2748	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2749	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2750	. $code	3453	. $code
2751	. "\n}"	3454	. "\n}"
2752	;	3455	;
2753		3456
		3457	if ($CFG{safe_eval}) {
2754	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2755	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2756	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2757		3466
2758	if ($@) {	3467	if ($@) {
2759	warn "$@";	3468	warn "$@",
2760	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2761	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2762	}	3471	}
2763		3472
2764	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2765	}	3474	}
2766		3475
…		…
2780	=cut	3489	=cut
2781		3490
2782	sub register_script_function {	3491	sub register_script_function {
2783	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2784		3493
2785	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2786	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2787	}	3496	}
2788		3497
2789	=back	3498	=back
2790		3499
2791	=cut	3500	=cut
2792		3501
2793	#############################################################################	3502	#############################################################################
2794	# the server's init and main functions	3503	# the server's init and main functions
2795		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
		3528
2796	sub load_facedata($) {	3529	sub load_facedata($) {
2797	my ($path) = @_;	3530	my ($path) = @_;
2798		3531
		3532	# HACK to clear player env face cache, we need some signal framework
		3533	# for this (global event?)
		3534	%ext::player_env::MUSIC_FACE_CACHE = ();
		3535
		3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3537
2799	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
2800		3539
2801	my $facedata;	3540	my $facedata = decode_storable load_file $path;
2802	0 < aio_load $path, $facedata
2803	or die "$path: $!";
2804
2805	$facedata = Coro::Storable::thaw $facedata;
2806		3541
2807	$facedata->{version} == 2	3542	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		3544
		3545	cf::cede_to_tick;
		3546
2810	{	3547	{
2811	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
2812		3549
2813	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
2815	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
2819		3560
2820	cf::cede_to_tick;	3561	cf::cede_to_tick;
2821	}	3562	}
2822		3563
2823	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
2825	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
2826	or next;	3568	or next;
		3569
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3573	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
2832	}	3575	}
2833		3576
2834	cf::cede_to_tick;	3577	cf::cede_to_tick;
2835	}	3578	}
2836	}	3579	}
…		…
2845		3588
2846	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
2847	}	3590	}
2848		3591
2849	{	3592	{
2850	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3594
2855	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3596	if (defined (my $type = $info->{type})) {
2857	name => $name,	3597	# TODO: different hash - must free and use new index, or cache ixface data queue
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2863		3599
2864	if ($name =~ /\.jpg$/) {	3600	cf::face::set_type $idx, $type;
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
2867	} else {	3604	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3606	}
2874		3607
2875	cf::cede_to_tick;	3608	cf::cede_to_tick;
2876	}	3609	}
2877	}	3610	}
2878		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3613
2879	1	3614	1
2880	}	3615	}
2881		3616
		3617	register_exticmd fx_want => sub {
		3618	my ($ns, $want) = @_;
		3619
		3620	while (my ($k, $v) = each %$want) {
		3621	$ns->fx_want ($k, $v);
		3622	}
		3623	};
		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
		3647
2882	sub reload_regions {	3648	sub reload_regions {
		3649	# HACK to clear player env face cache, we need some signal framework
		3650	# for this (global event?)
		3651	%ext::player_env::MUSIC_FACE_CACHE = ();
		3652
2883	load_resource_file "$MAPDIR/regions"	3653	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3654	or die "unable to load regions file\n";
2885		3655
2886	for (cf::region::list) {	3656	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3657	$_->{match} = qr/$_->{match}/
…		…
2895	}	3665	}
2896		3666
2897	sub reload_archetypes {	3667	sub reload_archetypes {
2898	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
2899	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
2900	#d# NEED to laod twice to resolve forward references	3670
2901	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
2902	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
2903	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2904	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
2905	}	3679	}
2906		3680
2907	sub reload_treasures {	3681	sub reload_treasures {
2908	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
2909	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
2910	}	3684	}
2911		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	sub reload_pod {
		3707	trace "loading pods $PODDIR\n";
		3708
		3709	my @command_help;
		3710
		3711	for (
		3712	[0, "command_help"],
		3713	[1, "emote_help"],
		3714	[2, "dmcommand_help"],
		3715	) {
		3716	my ($type, $path) = @$_;
		3717
		3718	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3719	or die "unable to load $path";
		3720
		3721	my $level = 1e9;
		3722
		3723	for my $par (@$paragraphs) {
		3724	if ($par->{type} eq "head2") {
		3725	# this code taken almost verbatim from DC/Protocol.pm
		3726
		3727	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3728	my $cmd = $1;
		3729	my @args = split /\|/, $2;
		3730	@args = (".*") unless @args;
		3731
		3732	$_ = $_ eq ".*" ? "" : " $_"
		3733	for @args;
		3734
		3735	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3736
		3737	push @command_help, [$type, \@variants, &cf::pod::as_cfpod ([$par])];
		3738	$level = $par->{level};
		3739	} else {
		3740	error "$par->{markup}: unparsable command heading";
		3741	}
		3742	} elsif ($par->{level} > $level) {
		3743	$command_help[-1][2] .= &cf::pod::as_cfpod ([$par]);
		3744	}
		3745
		3746	cf::cede_to_tick;
		3747	}
		3748	}
		3749
		3750	@command_help = sort {
		3751	$a->[0] <=> $b->[0]
		3752	or $a->[1] cmp $b->[1]
		3753	} @command_help;
		3754
		3755	cf::cede_to_tick;
		3756
		3757	add_face "res/command_help" => FT_RSRC,
		3758	JSON::XS->new->utf8->encode (\@command_help);
		3759	}
		3760
2912	sub reload_resources {	3761	sub reload_resources {
2913	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
2914		3763
		3764	reload_materials;
		3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
		3768	reload_archetypes;
2915	reload_regions;	3769	reload_regions;
2916	reload_facedata;
2917	#reload_archetypes;#d#
2918	reload_archetypes;
2919	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
2920		3772
2921	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
2922	}	3774	}
2923		3775
2924	sub init {	3776	sub reload_config {
2925	reload_resources;	3777	trace "reloading config file...\n";
2926	}
2927		3778
2928	sub cfg_load {	3779	my $config = load_file "$CONFDIR/config";
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3780	utf8::decode $config;
2930	or return;	3781	*CFG = decode_yaml $config;
2931		3782
2932	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;
2934
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2936		3784
2937	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3785	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2938	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3786	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2939		3787
2940	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
2944	};	3792	};
2945	warn $@ if $@;	3793	warn $@ if $@;
2946	}	3794	}
2947	}	3795	}
2948		3796
		3797	sub pidfile() {
		3798	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3799	or die "$PIDFILE: $!";
		3800	flock $fh, &Fcntl::LOCK_EX
		3801	or die "$PIDFILE: flock: $!";
		3802	$fh
		3803	}
		3804
		3805	# make sure only one server instance is running at any one time
		3806	sub atomic {
		3807	my $fh = pidfile;
		3808
		3809	my $pid = <$fh>;
		3810	kill 9, $pid if $pid > 0;
		3811
		3812	seek $fh, 0, 0;
		3813	print $fh $$;
		3814	}
		3815
		3816	sub main_loop {
		3817	trace "EV::loop starting\n";
		3818	if (1) {
		3819	EV::loop;
		3820	}
		3821	trace "EV::loop returned\n";
		3822	goto &main_loop unless $REALLY_UNLOOP;
		3823	}
		3824
2949	sub main {	3825	sub main {
		3826	cf::init_globals; # initialise logging
		3827
		3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3832
		3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3834
2950	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3836	$Coro::idle = sub {
2952	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3837	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2953	(async {	3838	(async {
2954	Event::one_event;	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3840	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
2956	};	3842	};
2957		3843
2958	cfg_load;	3844	evthread_start IO::AIO::poll_fileno;
		3845
		3846	cf::sync_job {
		3847	cf::incloader::init ();
		3848
2959	db_init;	3849	db_init;
		3850
		3851	cf::init_anim;
		3852	cf::init_attackmess;
		3853	cf::init_dynamic;
		3854
		3855	cf::load_settings;
		3856
		3857	reload_resources;
		3858	reload_config;
		3859
		3860	cf::init_uuid;
		3861	cf::init_signals;
		3862	cf::init_skills;
		3863
		3864	cf::init_beforeplay;
		3865
		3866	atomic;
		3867
2960	load_extensions;	3868	load_extensions;
2961		3869
2962	$TICK_WATCHER->start;	3870	utime time, time, $RUNTIMEFILE;
2963	Event::loop;	3871
		3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
		3874	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3875
		3876	cf::_post_init 0;
		3877	};
		3878
		3879	cf::object::thawer::errors_are_fatal 0;
		3880	info "parse errors in files are no longer fatal from this point on.\n";
		3881
		3882	AE::postpone {
		3883	undef &main; # free gobs of memory :)
		3884	};
		3885
		3886	goto &main_loop;
2964	}	3887	}
2965		3888
2966	#############################################################################	3889	#############################################################################
2967	# initialisation and cleanup	3890	# initialisation and cleanup
2968		3891
2969	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
2970	BEGIN {	3893	BEGIN {
		3894	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
2979	},
2980	);	3898	};
2981	}	3899	}
2982	}	3900	}
2983		3901
2984	sub write_runtime {	3902	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";	3903	my $t0 = AE::time;
2986		3904
2987	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
2989		3907
2990	IO::AIO::aio_utime $runtime, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2991		3909
2992	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
2993		3911
2994	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2995	or return;	3913	or return;
2996		3914
2997	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
2998	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
2999	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3009	aio_utime $fh, undef, undef;	3927	aio_utime $fh, undef, undef;
3010		3928
3011	close $fh	3929	close $fh
3012	or return;	3930	or return;
3013		3931
3014	aio_rename "$runtime~", $runtime	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3015	and return;	3933	and return;
3016		3934
3017	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3018		3936
3019	1	3937	1
		3938	}
		3939
		3940	our $uuid_lock;
		3941	our $uuid_skip;
		3942
		3943	sub write_uuid_sync($) {
		3944	$uuid_skip ||= $_[0];
		3945
		3946	return if $uuid_lock;
		3947	local $uuid_lock = 1;
		3948
		3949	my $uuid = "$LOCALDIR/uuid";
		3950
		3951	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3952	or return;
		3953
		3954	my $value = uuid_seq uuid_cur;
		3955
		3956	unless ($value) {
		3957	info "cowardly refusing to write zero uuid value!\n";
		3958	return;
		3959	}
		3960
		3961	my $value = uuid_str $value + $uuid_skip;
		3962	$uuid_skip = 0;
		3963
		3964	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3965	and return;
		3966
		3967	# always fsync - this file is important
		3968	aio_fsync $fh
		3969	and return;
		3970
		3971	close $fh
		3972	or return;
		3973
		3974	aio_rename "$uuid~", $uuid
		3975	and return;
		3976
		3977	trace "uuid file written ($value).\n";
		3978
		3979	1
		3980
		3981	}
		3982
		3983	sub write_uuid($$) {
		3984	my ($skip, $sync) = @_;
		3985
		3986	$sync ? write_uuid_sync $skip
		3987	: async { write_uuid_sync $skip };
3020	}	3988	}
3021		3989
3022	sub emergency_save() {	3990	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3024		3992
3025	warn "enter emergency perl save\n";	3993	info "emergency_perl_save: enter\n";
		3994
		3995	# this is a trade-off: we want to be very quick here, so
		3996	# save all maps without fsync, and later call a global sync
		3997	# (which in turn might be very very slow)
		3998	local $USE_FSYNC = 0;
3026		3999
3027	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3028	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3029	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3030	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3032	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	4009	$pl->valid or next;
		4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	4011	$pl->save;
3036	}	4012	}
3037	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3038		4014
3039	warn "begin emergency map save\n";	4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
		4017	info "emergency_perl_save: begin map save\n";
3040	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3041	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3042	$map->valid or next;	4020	$map->valid or next;
3043	$map->save;	4021	$map->save;
3044	}	4022	}
3045	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3046		4024
3047	warn "begin emergency database checkpoint\n";	4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
		4027	info "emergency_perl_save: begin database checkpoint\n";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3049	warn "end emergency database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
		4030
		4031	info "emergency_perl_save: begin write uuid\n";
		4032	write_uuid_sync 1;
		4033	info "emergency_perl_save: end write uuid\n";
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
		4036
		4037	trace "emergency_perl_save: syncing database to disk";
		4038	BDB::db_env_txn_checkpoint $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3050	};	4053	};
3051		4054
3052	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3053	}	4056	}
3054		4057
3055	sub post_cleanup {	4058	sub post_cleanup {
3056	my ($make_core) = @_;	4059	my ($make_core) = @_;
3057		4060
		4061	IO::AIO::flush;
		4062
3058	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3059	if $make_core;	4064	if $make_core;
		4065
		4066	my $fh = pidfile;
		4067	unlink $PIDFILE if <$fh> == $$;
		4068	}
		4069
		4070	# a safer delete_package, copied from Symbol
		4071	sub clear_package($) {
		4072	my $pkg = shift;
		4073
		4074	# expand to full symbol table name if needed
		4075	unless ($pkg =~ /^main::.*::$/) {
		4076	$pkg = "main$pkg" if $pkg =~ /^::/;
		4077	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4078	$pkg .= '::' unless $pkg =~ /::$/;
		4079	}
		4080
		4081	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4082	my $stem_symtab = *{$stem}{HASH};
		4083
		4084	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4085	or return;
		4086
		4087	# clear all symbols
		4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4089	for my $name (keys %$leaf_symtab) {
		4090	_gv_clear *{"$pkg$name"};
		4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4092	}
3060	}	4093	}
3061		4094
3062	sub do_reload_perl() {	4095	sub do_reload_perl() {
3063	# can/must only be called in main	4096	# can/must only be called in main
3064	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3065	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3066	return;	4099	return;
3067	}	4100	}
3068		4101
3069	warn "reloading...";	4102	return if $RELOAD++;
3070		4103
3071	warn "entering sync_job";	4104	my $t1 = AE::time;
3072		4105
		4106	while ($RELOAD) {
		4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
		4109
		4110	trace "perl_reload: entering sync_job";
		4111
3073	cf::sync_job {	4112	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark
3075	cf::emergency_save;	4113	#cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark
3077		4114
3078	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;
3080
3081	# if anything goes wrong in here, we should simply crash as we already saved
3082
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087
3088	warn "flushing outstanding aio requests";
3089	for (;;) {
3090	BDB::flush;
3091	IO::AIO::flush;
3092	Coro::cede;
3093	last unless IO::AIO::nreqs || BDB::nreqs;
3094	warn "iterate...";
3095	}
3096
3097	++$RELOAD;
3098
3099	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3100	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3101	%EXT_CORO = ();	4117	%EXT_CORO = ();
3102		4118
3103	warn "removing commands";	4119	trace "perl_reload: removing commands";
3104	%COMMAND = ();	4120	%COMMAND = ();
3105		4121
3106	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3107	%EXTCMD = ();	4123	%EXTCMD = ();
3108	%EXTICMD = ();	4124	%EXTICMD = ();
3109		4125
3110	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3111	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3112	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3113		4129
3114	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3115	eval {	4131	eval {
3116	$cb->($pkg);	4132	$cb->($pkg);
3117	1	4133	1
3118	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
		4135	}
		4136
		4137	trace "... clearing $pkg";
		4138	clear_package $pkg;
3119	}	4139	}
3120		4140
3121	warn "... nuking $pkg";
3122	Symbol::delete_package $pkg;
3123	}
3124
3125	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3126	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3127	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3128		4144
3129	warn "... unloading $k";	4145	trace "... unloading $k";
3130	delete $INC{$k};	4146	delete $INC{$k};
3131		4147
3132	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3133	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3134		4150
3135	if (my $cb = $k->can ("unload_module")) {	4151	if (my $cb = $k->can ("unload_module")) {
3136	$cb->();	4152	$cb->();
		4153	}
		4154
		4155	clear_package $k;
3137	}	4156	}
3138		4157
3139	Symbol::delete_package $k;
3140	}
3141
3142	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3143	Symbol::delete_package "safe::$_"	4159	clear_package "safe::$_"
3144	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4160	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3145		4161
3146	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3147	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3148	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3149		4165
3150	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3151	# and global variables created in xs	4167	# and global variables created in xs
3152	#Symbol::delete_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3153		4169
3154	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3155		4171
3156	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3157	require cf;	4173	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3159		4175
3160	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3161	cf::cfg_load;	4177	cf::reload_config;
3162		4178
3163	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3164	cf::load_extensions;	4180	cf::load_extensions;
3165		4181
		4182	if ($REATTACH_ON_RELOAD) {
3166	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3167	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3168	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3169	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3170	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3171	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3172		4190
3173	warn "leaving sync_job";	4191	cf::_post_init 1;
3174		4192
		4193	trace "perl_reload: leaving sync_job";
		4194
3175	1	4195	1
3176	} or do {	4196	} or do {
3177	warn $@;	4197	error $@;
3178	warn "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3179	exit 1;	4199	};
		4200
		4201	--$RELOAD;
3180	};	4202	}
3181		4203
3182	warn "reloaded";	4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3183	};	4206	};
3184		4207
3185	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3186		4209
3187	sub reload_perl() {	4210	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3190		4213
3191	$RELOAD_WATCHER ||= Event->timer (	4214	$RELOAD_WATCHER ||= cf::async {
3192	reentrant => 0,	4215	Coro::AIO::aio_wait cache_extensions;
3193	after => 0,	4216
3194	data => WF_AUTOCANCEL,	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3195	cb => sub {
3196	do_reload_perl;	4218	do_reload_perl;
3197	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3198	},	4220	};
3199	);	4221	};
3200	}	4222	}
3201		4223
3202	register_command "reload" => sub {	4224	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
3204		4226
3205	if ($who->flag (FLAG_WIZ)) {	4227	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	4228	$who->message ("reloading server.");
		4229	async {
		4230	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	4231	reload_perl;
		4232	};
3208	}	4233	}
3209	};	4234	};
3210		4235
3211	unshift @INC, $LIBDIR;	4236	#############################################################################
3212		4237
3213	my $bug_warning = 0;	4238	my $bug_warning = 0;
3214		4239
3215	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;
3217
3218	sub wait_for_tick {	4240	sub wait_for_tick() {
3219	return unless $TICK_WATCHER->is_active;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3220	return if $Coro::current == $Coro::main;
3221		4242
3222	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3223	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;
3225	}	4244	}
3226		4245
3227	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3228	return unless $TICK_WATCHER->is_active;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3229	return if $Coro::current == $Coro::main;
3230		4248
3231	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	4251	$signal->wait;
3234	}	4252	}
3235		4253
3236	my $min = 1e6;#d#	4254	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	4255	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3248	return;	4258	return;
3249	}	4259	}
3250		4260
3251	$NOW = $tick_start = Event::time;	4261	cf::one_tick; # one server iteration
3252		4262
3253	cf::server_tick; # one server iteration	4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3254		4264
3255	0 && sync_job {#d#	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	4267	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4268	$Coro::current->{desc} = "runtime saver";
3259	or die;	4269	write_runtime_sync
3260		4270	or error "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	4271	};
		4272	}
3277		4273
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	4275	$sig->send;
3294	}	4276	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3296	$sig->send;
3297	}
3298		4278
3299	$NOW = Event::time;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		4281
3310	_post_tick;	4282	if (0) {
3311		4283	if ($NEXT_TICK) {
3312		4284	my $jitter = $TICK_START - $NEXT_TICK;
		4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4286	debug "jitter $JITTER\n";#d#
		4287	}
3313	},	4288	}
3314	);	4289	}
3315		4290
3316	{	4291	{
3317	BDB::max_poll_time $TICK * 0.1;	4292	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	4293	info "initialising database";
3319	reentrant => 0,	4294
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3327		4296	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		4298
3343	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3344	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
		4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4302	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4303	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4304	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4305	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3345		4306
3346	cf::sync_job {	4307	cf::sync_job {
3347	eval {	4308	eval {
3348	BDB::db_env_open	4309	BDB::db_env_open
3349	$DB_ENV,	4310	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4312	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4313	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	4314	0666;
3354		4315
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4316	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	4317	};
3360		4318
3361	cf::cleanup "db_env_open(db): $@" if $@;	4319	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	4320	};
3363	}	4321	}
		4322
		4323	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4324	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4325	};
		4326	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4328	};
		4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4331	};
		4332
		4333	info "database initialised";
3364	}	4334	}
3365		4335
3366	{	4336	{
		4337	# configure IO::AIO
		4338
		4339	info "initialising aio";
3367	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	4342	undef $AnyEvent::AIO::WATCHER;
3372	reentrant => 0,	4343	info "aio initialised";
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	4344	}
3380		4345
3381	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3382		4348
3383	sub _log_backtrace {	4349	sub _log_backtrace {
3384	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3385		4351
3386	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3387		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3388	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3390	++$_log_backtrace;	4360	++$_log_backtrace;
		4361	my $perl_bt = Carp::longmess $msg;
3391	async {	4362	async {
		4363	$Coro::current->{desc} = "abt $msg";
		4364
3392	my @bt = fork_call {	4365	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	4366	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4367	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4368	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3396	or die "addr2line: $!";	4369	or die "addr2line: $!";
…		…
3404	}	4377	}
3405		4378
3406	@funcs	4379	@funcs
3407	};	4380	};
3408		4381
3409	LOG llevInfo, "[ABT] $msg\n";	4382	LOG llevInfo, "[ABT] $perl_bt\n";
		4383	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3410	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3411	--$_log_backtrace;	4385	--$_log_backtrace;
3412	};	4386	};
3413	} else {	4387	} else {
3414	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3415	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3416	}	4390	}
3417	}	4391	}
3418		4392
3419	# load additional modules	4393	# load additional modules
3420	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3421		4396
3422	END { cf::emergency_save }	4397	END { cf::emergency_save }
3423		4398
3424	1	4399	1
3425		4400

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