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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		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
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	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.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	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
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	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
179	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
180	that call.	280	that call.
181		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
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$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;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	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	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	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.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$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
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	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.
346		578
347	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
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
360		593
361	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
362		596
363	while () {	597	while () {
364	next_job:	598	next_job:
		599
365	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	601
367	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	606	$job->[2]->send;
371	Coro::cede;	607	Coro::cede;
372	goto next_job;	608	goto next_job;
373	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	611	}
375	}	612	}
376		613
377	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
378	# 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
379	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	617	} else {
		618	$busy = 0;
382	Coro::schedule;	619	Coro::schedule;
383	}	620	}
384	}	621	}
385	};	622	};
386		623
387	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
388	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
389		628
390	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
391	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
392		632
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
406		646
407	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
408		648
409	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
410		650
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	654	acceptable.
415		655
416	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
417	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
…		…
421	=cut	661	=cut
422		662
423	sub sync_job(&) {	663	sub sync_job(&) {
424	my ($job) = @_;	664	my ($job) = @_;
425		665
426	if ($Coro::current == $Coro::main) {	666	if (in_main) {
427	my $time = Event::time;	667	my $time = AE::time;
428		668
429	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
431		671
432	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
433		673
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
437		675
438	my $busy = 1;	676	my $busy = 1;
439	my @res;	677	my @res;
440		678
441	(async {	679	(async {
442	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	681	@res = eval { $job->() };
444	warn $@ if $@;	682	error $@ if $@;
445	undef $busy;	683	undef $busy;
446	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
447		685
448	while ($busy) {	686	while ($busy) {
449	if (Coro::nready) {	687	if (Coro::nready) {
450	Coro::cede_notself;	688	Coro::cede_notself;
451	} else {	689	} else {
452	Event::one_event;	690	EV::loop EV::LOOP_ONESHOT;
453	}	691	}
454	}	692	}
455		693
456	$time = Event::time - $time;	694	my $time = AE::time - $time;
457		695
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
462		697
463	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
464	} else {	699	} else {
465	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
466		701
…		…
486	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
487		722
488	$coro	723	$coro
489	}	724	}
490		725
491	=item fork_call { }, $args	726	=item fork_call { }, @args
492		727
493	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
494	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
497		732
498	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
499		738
500	sub fork_call(&@) {	739	sub fork_call(&@) {
501	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
502		741
503	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
506		745
507	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
508	reset_signals;	747	cf::post_fork;
509	&$cb	748	&$cb
510	}, @args;	749	} @args;
511		750
512	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
513	}	790	}
514		791
515	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
516		793
517	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
527	within each server.	804	within each server.
528		805
529	=cut	806	=cut
530		807
531	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
532	my ($name) = @_;	812	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
534		814
535	eval {	815	eval {
536	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
546	}	826	}
547		827
548	our $DB;	828	our $DB;
549		829
550	sub db_init {	830	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	831	$DB ||= db_table "db";
553	};
554	}	832	}
555		833
556	sub db_get($$) {	834	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
558		836
559	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
560	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
561		841
562	$! ? ()	842	$! ? ()
563	: $data	843	: $data
564	}
565	}	844	}
566		845
567	sub db_put($$$) {	846	sub db_put($$$) {
568	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		876
598	my @data;	877	my @data;
599	my $md5;	878	my $md5;
600		879
601	for (0 .. $#$src) {	880	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	882	}
605		883
606	# if processing is expensive, check	884	# if processing is expensive, check
607	# checksum first	885	# checksum first
608	if (1) {	886	if (1) {
…		…
625		903
626	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	905	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
629		907
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		909
632	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
635		913
…		…
645		923
646	=cut	924	=cut
647		925
648	sub datalog($@) {	926	sub datalog($@) {
649	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	929	}
652		930
653	=back	931	=back
654		932
655	=cut	933	=cut
656		934
657	#############################################################################	935	#############################################################################
658		936
659	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
660		938
661	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
662	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")
663	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
664		942
665	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>
666	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
667	Crossfire TRT).	945	Deliantra).
668		946
669	=over 4	947	=over 4
670		948
671	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
672		950
…		…
716	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
717		995
718	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
719	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
720		998
721	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		1001
724	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
725		1003
726	=over 4	1004	=over 4
…		…
850		1128
851	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1131
854	} elsif (ref $type) {	1132	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
856		1134
857	} else {	1135	} else {
858	shift @arg;	1136	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
860	}	1138	}
861	}	1139	}
862	}	1140	}
863		1141
864	sub _object_attach {	1142	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
875	}	1153	}
876		1154
877	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
878	} else {	1156	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1158	}
881		1159
882	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
883	}	1161	}
884		1162
…		…
943		1221
944	for (@$callbacks) {	1222	for (@$callbacks) {
945	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
946		1224
947	if ($@) {	1225	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1227	override;
951	}	1228	}
952		1229
953	return 1 if $override;	1230	return 1 if $override;
954	}	1231	}
955		1232
956	0	1233	0
957	}	1234	}
958		1235
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1237
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1239
963	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
964		1241
…		…
1017		1294
1018	sub reattach {	1295	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1297	my ($obj) = @_;
1021		1298
		1299	# no longer needed after getting rid of delete_package?
1022	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
1023		1301
1024	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1025		1303
1026	@$registry = ();	1304	@$registry = ();
1027		1305
…		…
1032	for (@$attach) {	1310	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1035	}	1313	}
1036	} else {	1314	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1316	}
1039	}	1317	}
1040	}	1318	}
1041		1319
1042	cf::attachable->attach (	1320	cf::attachable->attach (
1043	prio => -1000000,	1321	prio => -1000000,
1044	on_instantiate => sub {	1322	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1046		1324
1047	$data = from_json $data;	1325	$data = decode_json $data;
1048		1326
1049	for (@$data) {	1327	for (@$data) {
1050	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1051		1329
1052	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1070		1348
1071	sync_job {	1349	sync_job {
1072	if (length $$rdata) {	1350	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1076		1355
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1363	aio_close $fh;
1082		1364
1083	if (@$objs) {	1365	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1374	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1376	}
1092	} else {	1377	} else {
1093	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1094	}	1379	}
1095		1380
1096	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1385	} else {
1098	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1099	}	1387	}
1100	} else {	1388	} else {
1101	aio_unlink $filename;	1389	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1103	}	1391	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1416	$av = $st->{objs};
1129	}	1417	}
1130		1418
1131	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1134		1423
1135	($data, $av)	1424	($data, $av)
1136	}	1425	}
1137		1426
1138	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1142	=cut	1431	=cut
1143		1432
1144	#############################################################################	1433	#############################################################################
1145	# command handling &c	1434	# command handling &c
1146		1435
1147	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1148		1437
1149	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1150	$name.	1439	$name.
1151		1440
1152	=cut	1441	=cut
…		…
1158	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1159		1448
1160	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1161	}	1450	}
1162		1451
1163	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1164		1453
1165	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1166	extcmd packet. Ext commands will be processed in the order they are	1455	extcmd packet. Ext commands will be processed in the order they are
1167	received by the server, like other user commands. The first argument is	1456	received by the server, like other user commands. The first argument is
1168	the logged-in player. Ext commands can only be processed after a player	1457	the logged-in player. Ext commands can only be processed after a player
1169	has logged in successfully.	1458	has logged in successfully.
1170		1459
1171	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1172	called.	1461	called.
1173		1462
1174	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1175		1464
1176	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1177	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1178	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1179	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
1194	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1195		1484
1196	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1197	}	1486	}
1198		1487
		1488	use File::Glob ();
		1489
1199	cf::player->attach (	1490	cf::player->attach (
1200	on_command => sub {	1491	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1202		1493
1203	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1204	or return;	1495	or return;
1205		1496
…		…
1213	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1214		1505
1215	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1216		1507
1217	if (ref $msg) {	1508	if (ref $msg) {
1218	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1219	"ARRAY" eq ref $msg
1220	? @$msg
1221	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1222		1510
1223	my @reply;	1511	my @reply;
1224		1512
1225	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1226	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1227	}	1515	}
1228		1516
1229	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_msg ("reply-$reply", @reply)
1230	if $reply;	1518	if $reply;
1231		1519
1232	} else {	1520	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1522	}
1235		1523
1236	cf::override;	1524	cf::override;
1237	},	1525	},
1238	);	1526	);
1239		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
1240	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1241	cf::sync_job {	1557	cf::sync_job {
1242	my %todo;	1558	my %todo;
1243		1559
1244	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1561	next unless -r $path;
…		…
1263		1579
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1582
1267	$ext{source} =	1583	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1270	. $source	1586	. $source
1271	. "\n};\n1";	1587	. "\n};\n1";
1272		1588
1273	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1274	}	1590	}
1275		1591
		1592	my $pass = 0;
1276	my %done;	1593	my %done;
1277	while (%todo) {	1594	while (%todo) {
1278	my $progress;	1595	my $progress;
1279		1596
		1597	++$pass;
		1598
		1599	ext:
1280	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1602	next ext
1283	unless exists $done{$_};	1603	unless exists $done{$_};
1284	}	1604	}
1285		1605
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1607
1288	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 $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1293	warn $msg;	1624
1294	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1626	delete $todo{$k};
1296	}	1627	} else {
1297		1628	$done{$k} = delete $todo{$k};
1298	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1299	}	1634	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1635	}
1305		1636
1306	skip:	1637	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1309	}	1647	}
1310	};	1648	};
1311	}	1649	}
1312		1650
1313	#############################################################################	1651	#############################################################################
1314		1652
1315	=back	1653	=back
1316		1654
1317	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1318		1656
1319	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1320		1658
1321	=cut	1659	=cut
1322		1660
1323	package cf::player;	1661	package cf::player;
1324		1662
…		…
1367		1705
1368	sub exists($) {	1706	sub exists($) {
1369	my ($login) = @_;	1707	my ($login) = @_;
1370		1708
1371	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1373	}	1711	}
1374		1712
1375	sub find($) {	1713	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1715	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1728	or return;
1391		1729
1392	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1393	or return;	1731	or return;
		1732
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1397	}	1736	}
1398	}	1737	}
1399	}	1738	}
1400		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
		1752
1401	sub save($) {	1753	sub save($) {
1402	my ($pl) = @_;	1754	my ($pl) = @_;
1403		1755
1404	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1405		1757
…		…
1408		1760
1409	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1410		1762
1411	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1770
1414	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1772	cf::cede_to_tick;
1416	}	1773	}
1417		1774
…		…
1449	my ($pl) = @_;	1806	my ($pl) = @_;
1450		1807
1451	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1452		1809
1453	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1454	$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
1455		1812
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1459	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1460		1821
1461	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1501		1862
1502	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1503	my $path = path $login;	1864	my $path = path $login;
1504		1865
1505	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1872	}
1511		1873
…		…
1515		1877
1516	\@logins	1878	\@logins
1517	}	1879	}
1518		1880
1519	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1520		1884
1521	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1522	player. May block.	1886	player. May block.
1523		1887
1524	=cut	1888	=cut
…		…
1542	}	1906	}
1543		1907
1544	\@paths	1908	\@paths
1545	}	1909	}
1546		1910
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1912
1549	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597
1598	=item $player->ext_reply ($msgid, @msg)
1599
1600	Sends an ext reply to the player.
1601
1602	=cut
1603
1604	sub ext_reply($$@) {
1605	my ($self, $id, @msg) = @_;
1606
1607	$self->ns->ext_reply ($id, @msg)
1608	}
1609		1914
1610	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1611		1916
1612	Sends an ext event to the client.	1917	Sends an ext event to the client.
1613		1918
…		…
1633		1938
1634	=cut	1939	=cut
1635		1940
1636	sub find_by_path($) {	1941	sub find_by_path($) {
1637	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1638		1945
1639	my ($match, $specificity);	1946	my ($match, $specificity);
1640		1947
1641	for my $region (list) {	1948	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1975	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1976	our $DEFAULT_RESET = 3000;
1670		1977
1671	sub generate_random_map {	1978	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1673	# mit "rum" bekleckern, nicht	1980
		1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1982
1674	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}
1686	)
1687	}	1984	}
1688		1985
1689	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1690		1987
1691	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1696		1993
1697	sub register {	1994	sub register {
1698	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1996	my $pkg = caller;
1700		1997
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1999
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	2001	}
1706		2002
1707	# also paths starting with '/'	2003	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		2005
1710	sub thawer_merge {	2006	sub thawer_merge {
1711	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1712		2008
1713	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1718	}	2014	}
1719		2015
1720	sub normalise {	2016	sub normalise {
1721	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1722		2018
1723	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1724		2020
1725	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1726		2022
1727	# map plan:	2023	# map plan:
1728	#	2024	#
…		…
1743	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	2040	$path = "$base/$path";
1745	}	2041	}
1746		2042
1747	for ($path) {	2043	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1751	}	2046	}
1752		2047
1753	$path	2048	$path
…		…
1767	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1768	return $self;	2063	return $self;
1769	}	2064	}
1770	}	2065	}
1771		2066
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	2068	()
1774	}	2069	}
1775		2070
		2071	# may re-bless or do other evil things
1776	sub init {	2072	sub init {
1777	my ($self) = @_;	2073	my ($self) = @_;
1778		2074
1779	$self	2075	$self
1780	}	2076	}
…		…
1799		2095
1800	# the temporary/swap location	2096	# the temporary/swap location
1801	sub save_path {	2097	sub save_path {
1802	my ($self) = @_;	2098	my ($self) = @_;
1803		2099
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2100	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	2101	"$TMPDIR/$path.map"
1806	}	2102	}
1807		2103
1808	# the unique path, undef == no special unique path	2104	# the unique path, undef == no special unique path
1809	sub uniq_path {	2105	sub uniq_path {
1810	my ($self) = @_;	2106	my ($self) = @_;
1811		2107
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2109	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	2110	}
1824		2111
1825	sub decay_objects {	2112	sub decay_objects {
1826	my ($self) = @_;	2113	my ($self) = @_;
1827		2114
…		…
1854	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1855		2142
1856	1	2143	1
1857	}	2144	}
1858		2145
		2146	# used to laod the header of an original map
1859	sub load_header_orig {	2147	sub load_header_orig {
1860	my ($self) = @_;	2148	my ($self) = @_;
1861		2149
1862	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1863	}	2151	}
1864		2152
		2153	# used to laod the header of an instantiated map
1865	sub load_header_temp {	2154	sub load_header_temp {
1866	my ($self) = @_;	2155	my ($self) = @_;
1867		2156
1868	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1869	}	2158	}
1870		2159
		2160	# called after loading the header from an instantiated map
1871	sub prepare_temp {	2161	sub prepare_temp {
1872	my ($self) = @_;	2162	my ($self) = @_;
1873		2163
1874	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1875	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1876	# safety	2166	# safety
1877	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1878	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1879	}	2169	}
1880		2170
		2171	# called after loading the header from an original map
1881	sub prepare_orig {	2172	sub prepare_orig {
1882	my ($self) = @_;	2173	my ($self) = @_;
1883		2174
1884	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1885	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1909		2200
1910	sub find;	2201	sub find;
1911	sub find {	2202	sub find {
1912	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1913		2204
		2205	cf::cede_to_tick;
		2206
1914	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1915		2208
1916	cf::lock_wait "map_data:$path";#d#remove	2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2211
1919	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2213	my $map = new_from_path cf::map $path
1924	or return;	2214	or return;
1925		2215
1926	$map->{last_save} = $cf::RUNTIME;	2216	$map->{last_save} = $cf::RUNTIME;
1927		2217
…		…
1929	or return;	2219	or return;
1930		2220
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2221	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2222	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2223	#$cf::WAIT_FOR_TICK->wait;
		2224	undef $guard2;
1934	undef $guard1;	2225	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2226	$map->reset;
1937	return find $path;	2227	return find $path;
1938	}	2228	}
1939		2229
1940	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
1941	}	2231	}
1942	}	2232	}
1943		2233
1944	sub pre_load { }	2234	sub pre_load { }
1945	sub post_load { }	2235	#sub post_load { } # XS
1946		2236
1947	sub load {	2237	sub load {
1948	my ($self) = @_;	2238	my ($self) = @_;
1949		2239
1950	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1953		2243
1954	{	2244	{
1955	my $guard = cf::lock_acquire "map_data:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
1956		2246
1957	return unless $self->valid;	2247	return unless $self->valid;
1958	return unless $self->in_memory == cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
1959
1960	$self->in_memory (cf::MAP_LOADING);
1961		2249
1962	$self->alloc;	2250	$self->alloc;
1963		2251
1964	$self->pre_load;	2252	$self->pre_load;
1965	cf::cede_to_tick;	2253	cf::cede_to_tick;
1966		2254
		2255	if (exists $self->{load_path}) {
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2256	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2257	$f->skip_block;
1969	$self->_load_objects ($f)	2258	$self->_load_objects ($f)
1970	or return;	2259	or return;
1971		2260
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2261	$self->post_load_original
1973	if delete $self->{load_original};	2262	if delete $self->{load_original};
1974		2263
1975	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2265	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2266	unless (aio_stat $uniq) {
1978	if (my $f = new_from_file cf::object::thawer $uniq) {	2267	if (my $f = new_from_file cf::object::thawer $uniq) {
1979	$self->clear_unique_items;	2268	$self->clear_unique_items;
1980	$self->_load_objects ($f);	2269	$self->_load_objects ($f);
1981	$f->resolve_delayed_derefs;	2270	$f->resolve_delayed_derefs;
		2271	}
1982	}	2272	}
1983	}	2273	}
1984	}
1985		2274
1986	$f->resolve_delayed_derefs;	2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
		2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
1987		2282
1988	cf::cede_to_tick;	2283	cf::cede_to_tick;
1989	# now do the right thing for maps	2284	# now do the right thing for maps
1990	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
1991	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
…		…
1995	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2291	$self->decay_objects;
1997	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
1998	$self->update_buttons;	2293	$self->update_buttons;
1999	cf::cede_to_tick;	2294	cf::cede_to_tick;
2000	$self->set_darkness_map;	2295	#$self->activate; # no longer activate maps automatically
2001	cf::cede_to_tick;
2002	$self->activate;
2003	}	2296	}
2004		2297
2005	$self->{last_save} = $cf::RUNTIME;	2298	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2299	$self->last_access ($cf::RUNTIME);
2007
2008	$self->in_memory (cf::MAP_IN_MEMORY);
2009	}	2300	}
2010		2301
2011	$self->post_load;	2302	$self->post_load;
2012	}
2013		2303
		2304	1
		2305	}
		2306
		2307	# customize the map for a given player, i.e.
		2308	# return the _real_ map. used by e.g. per-player
		2309	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2310	sub customise_for {
2015	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
2016		2312
2017	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2314	if $self->per_player;
…		…
2021	# if $self->per_party;	2317	# if $self->per_party;
2022		2318
2023	$self	2319	$self
2024	}	2320	}
2025		2321
2026	# find and load all maps in the 3x3 area around a map
2027	sub load_neighbours {
2028	my ($map) = @_;
2029
2030	my @neigh; # diagonal neighbours
2031
2032	for (0 .. 3) {
2033	my $neigh = $map->tile_path ($_)
2034	or next;
2035	$neigh = find $neigh, $map
2036	or next;
2037	$neigh->load;
2038
2039	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}
2043
2044	for (grep defined $_->[0], @neigh) {
2045	my ($path, $origin) = @$_;
2046	my $neigh = find $path, $origin
2047	or next;
2048	$neigh->load;
2049	}
2050	}
2051
2052	sub find_sync {	2322	sub find_sync {
2053	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
2054		2324
2055	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
2056	}	2330	}
2057		2331
2058	sub do_load_sync {	2332	sub do_load_sync {
2059	my ($map) = @_;	2333	my ($map) = @_;
2060		2334
		2335	# it's a bug to call this from the main context
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2337	if $Coro::current == $Coro::main;
2063		2338
2064	cf::sync_job { $map->load };	2339	$map->load;
2065	}	2340	}
2066		2341
2067	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
2069		2344
2070	sub find_async {	2345	sub find_async {
2071	my ($path, $origin, $load) = @_;	2346	my ($path, $origin, $load) = @_;
2072		2347
2073	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
2074		2349
2075	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2351	return $map if !$load || $map->linkable;
2077	}	2352	}
2078		2353
2079	$MAP_PREFETCH{$path} |= $load;	2354	$MAP_PREFETCH{$path} |= $load;
2080		2355
2081	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
2096		2371
2097	()	2372	()
2098	}	2373	}
2099		2374
		2375	# common code, used by both ->save and ->swapout
2100	sub save {	2376	sub _save {
2101	my ($self) = @_;	2377	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2378
2105	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
2106		2380
2107	return unless $self->dirty;	2381	return unless $self->dirty;
2108		2382
…		…
2117		2391
2118	cf::async {	2392	cf::async {
2119	$Coro::current->{desc} = "map player save";	2393	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2394	$_->contr->save for $self->players;
2121	};	2395	};
		2396
		2397	cf::get_slot 0.02;
2122		2398
2123	if ($uniq) {	2399	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2400	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2401	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2402	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2403	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2404	}
2129	}	2405	}
2130		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
2131	sub swap_out {	2415	sub swap_out {
2132	my ($self) = @_;	2416	my ($self) = @_;
2133		2417
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
2139	return if $self->players;	2422	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2423
		2424	# first deactivate the map and "unlink" it from the core
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
		2427	$self->state (cf::MAP_SWAPPED);
		2428
		2429	# then atomically save
		2430	$self->_save;
		2431
		2432	# then free the map
		2433	$self->clear;
		2434	}
		2435
		2436	sub reset_at {
		2437	my ($self) = @_;
		2438
		2439	# TODO: safety, remove and allow resettable per-player maps
2141	return if $self->{deny_save};	2440	return 1e99 if $self->{deny_reset};
2142		2441
		2442	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2443	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2444
		2445	$time + $to
		2446	}
		2447
		2448	sub should_reset {
		2449	my ($self) = @_;
		2450
		2451	$self->reset_at <= $cf::RUNTIME
		2452	}
		2453
		2454	sub reset {
		2455	my ($self) = @_;
		2456
		2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2458
		2459	return if $self->players;
		2460
		2461	cf::trace "resetting map ", $self->path, "\n";
		2462
2143	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
		2464
		2465	# need to save uniques path
		2466	unless ($self->{deny_save}) {
		2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2468
		2469	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2470	if $uniq;
		2471	}
		2472
		2473	delete $cf::MAP{$self->path};
2144		2474
2145	$self->deactivate;	2475	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2476	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2477	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2478
2193	$self->unlink_save;	2479	$self->unlink_save;
2194	$self->destroy;	2480	$self->destroy;
2195	}	2481	}
2196		2482
…		…
2204		2490
2205	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2206		2492
2207	$self->unlink_save;	2493	$self->unlink_save;
2208		2494
2209	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2500
…		…
2263		2549
2264	sub unique_maps() {	2550	sub unique_maps() {
2265	[	2551	[
2266	map {	2552	map {
2267	utf8::decode $_;	2553	utf8::decode $_;
2268	/\.map$/	2554	s/\.map$//; # TODO future compatibility hack
		2555	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2556	? ()
2269	? normalise $_	2557	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2559	]
2273	}	2560	}
2274		2561
2275	package cf;	2562	=item cf::map::static_maps
		2563
		2564	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2565	file in the shared directory excluding F</styles> and F</editor>). May
		2566	block.
		2567
		2568	=cut
		2569
		2570	sub static_maps() {
		2571	my @dirs = "";
		2572	my @maps;
		2573
		2574	while (@dirs) {
		2575	my $dir = shift @dirs;
		2576
		2577	next if $dir eq "/styles" || $dir eq "/editor";
		2578
		2579	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2580	or return;
		2581
		2582	for (@$files) {
		2583	s/\.map$// or next;
		2584	utf8::decode $_;
		2585	push @maps, "$dir/$_";
		2586	}
		2587
		2588	push @dirs, map "$dir/$_", @$dirs;
		2589	}
		2590
		2591	\@maps
		2592	}
2276		2593
2277	=back	2594	=back
2278		2595
2279	=head3 cf::object	2596	=head3 cf::object
2280		2597
…		…
2284		2601
2285	=over 4	2602	=over 4
2286		2603
2287	=item $ob->inv_recursive	2604	=item $ob->inv_recursive
2288		2605
2289	Returns the inventory of the object _and_ their inventories, recursively.	2606	Returns the inventory of the object I<and> their inventories, recursively,
		2607	but I<not> the object itself.
2290		2608
2291	=cut	2609	=cut
2292		2610
2293	sub inv_recursive_;	2611	sub inv_recursive_;
2294	sub inv_recursive_ {	2612	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2617	inv_recursive_ inv $_[0]
2300	}	2618	}
2301		2619
2302	=item $ref = $ob->ref	2620	=item $ref = $ob->ref
2303		2621
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2622	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2623
2306	=item $ob = cf::object::deref ($refstring)	2624	=item $ob = cf::object::deref ($refstring)
2307		2625
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2626	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2627	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2659	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2660	dialogue with the given NPC character.
2343		2661
2344	=cut	2662	=cut
2345		2663
		2664	our $SAY_CHANNEL = {
		2665	id => "say",
		2666	title => "Map",
		2667	reply => "say ",
		2668	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2669	};
		2670
		2671	our $CHAT_CHANNEL = {
		2672	id => "chat",
		2673	title => "Chat",
		2674	reply => "chat ",
		2675	tooltip => "Player chat and shouts, global to the server.",
		2676	};
		2677
2346	# rough implementation of a future "reply" method that works	2678	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2679	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2680	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2681	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2682	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2693	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2694	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2695
2364	} else {	2696	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2697	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2698	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2699	}
2368	}	2700	}
2369	}	2701	}
2370		2702
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2703	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2728
2397	=item $player_object->enter_link	2729	=item $player_object->enter_link
2398		2730
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2732
2401	The player should be reasonably safe there for short amounts of time. You	2733	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2735	though, as the player cannot control the character while it is on the link
		2736	map.
2403		2737
2404	Will never block.	2738	Will never block.
2405		2739
2406	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
2407		2741
…		…
2427	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2762	my ($self) = @_;
2429		2763
2430	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2431		2765
		2766	++$self->{_link_recursion};
		2767
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2769
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2436		2772
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2774	}
2439		2775
2440	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2442		2778
…		…
2459	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2461		2797
2462	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2465		2801
2466	$map->load;	2802	$map->load;
2467	$map->load_neighbours;
2468		2803
2469	return unless $self->contr->active;	2804	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2805
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2474	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2475		2813
		2814	}
		2815
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2817
2478	Moves the player to the given map-path and coordinates by first freezing	2818	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2820	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2821	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2822	be called at the end of this process.
2483		2823
		2824	Note that $check will be called with a potentially non-loaded map, so if
		2825	it needs a loaded map it has to call C<< ->load >>.
		2826
2484	=cut	2827	=cut
2485		2828
2486	our $GOTOGEN;	2829	our $GOTOGEN;
2487		2830
2488	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
2490		2839
2491	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2842
2494	$self->enter_link;	2843	$self->enter_link;
…		…
2514	($path, $x, $y) = (undef, undef, undef);	2863	($path, $x, $y) = (undef, undef, undef);
2515	}	2864	}
2516	}	2865	}
2517		2866
2518	my $map = eval {	2867	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2520		2869
2521	if ($map) {	2870	if ($map) {
2522	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2873	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2875	}
2527		2876
2528	$map	2877	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2539	}	2888	}
2540		2889
2541	$done->() if $done;	2890	$done->($self) if $done;
2542	})->prio (1);	2891	})->prio (1);
2543	}	2892	}
2544		2893
2545	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2546		2895
…		…
2566	}	2915	}
2567		2916
2568	sub prepare_random_map {	2917	sub prepare_random_map {
2569	my ($exit) = @_;	2918	my ($exit) = @_;
2570		2919
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2920	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2921	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2922	# that depends on the exit object
2576		2923
2577	my $rmp = parse_random_map_params $exit->msg;	2924	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2926	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2927	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2928	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2929	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2930	$rmp->{origin_y} = $exit->y;
		2931
		2932	$exit->map->touch;
2584	}	2933	}
2585		2934
2586	$rmp->{random_seed} ||= $exit->random_seed;	2935	$rmp->{random_seed} ||= $exit->random_seed;
2587		2936
2588	my $data = cf::to_json $rmp;	2937	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2938	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2939	my $meta = "$RANDOMDIR/$md5.meta";
2591		2940
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2942	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2943	undef $fh;
2595	aio_rename "$meta~", $meta;	2944	aio_rename "$meta~", $meta;
2596		2945
		2946	my $slaying = "?random/$md5";
		2947
		2948	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2949	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2950	$exit->msg (undef);
		2951	}
2599	}	2952	}
2600	}	2953	}
2601		2954
2602	sub cf::object::player::enter_exit {	2955	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2956	my ($self, $exit) = @_;
2604		2957
2605	return unless $self->type == cf::PLAYER;	2958	return unless $self->type == cf::PLAYER;
2606		2959
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2960	$self->enter_link;
2619		2961
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2962	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2963	$Coro::current->{desc} = "enter_exit";
2626		2964
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2965	unless (eval {
		2966	$self->deactivate_recursive; # just to be sure
		2967
		2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2969	my $x = $exit->stats->hp;
		2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
		2994
2629	$self->goto ($slaying, $hp, $sp);	2995	$self->goto ($map, $x, $y);
2630		2996
		2997	# if exit is damned, update players death & WoR home-position
		2998	$self->contr->savebed ($map, $x, $y)
		2999	if $exit->flag (cf::FLAG_DAMNED);
		3000
2631	1;	3001	1
2632	}) {	3002	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2637		3007
2638	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	3009	$self->leave_link;
2640	}	3010	}
2641	})->prio (1);	3011	})->prio (1);
2642	}	3012	}
2643		3013
…		…
2655	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2657		3027
2658	utf8::encode $text;	3028	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3029	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3030	}
		3031
		3032	=item $client->send_big_packet ($pkt)
		3033
		3034	Like C<send_packet>, but tries to compress large packets, and fragments
		3035	them as required.
		3036
		3037	=cut
		3038
		3039	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3040
		3041	sub cf::client::send_big_packet {
		3042	my ($self, $pkt) = @_;
		3043
		3044	# try lzf for large packets
		3045	$pkt = "lzf " . Compress::LZF::compress $pkt
		3046	if 1024 <= length $pkt and $self->{can_lzf};
		3047
		3048	# split very large packets
		3049	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3050	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3051	$pkt = "frag";
		3052	}
		3053
		3054	$self->send_packet ($pkt);
2660	}	3055	}
2661		3056
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		3058
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	3061	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	3062	the message unless the client supports the msg packet.
2668		3063
2669	=cut	3064	=cut
2670		3065
		3066	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
2672	"c/identify" => {	3074	"c/identify" => {
2673	id => "infobox",	3075	id => "infobox",
2674	title => "Identify",	3076	title => "Identify",
2675	reply => undef,	3077	reply => undef,
2676	tooltip => "Items recently identified",	3078	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	3080	"c/examine" => {
2679	id => "infobox",	3081	id => "infobox",
2680	title => "Examine",	3082	title => "Examine",
2681	reply => undef,	3083	reply => undef,
2682	tooltip => "Signs and other items you examined",	3084	tooltip => "Signs and other items you examined",
		3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
2683	},	3091	},
2684	"c/book" => {	3092	"c/book" => {
2685	id => "infobox",	3093	id => "infobox",
2686	title => "Book",	3094	title => "Book",
2687	reply => undef,	3095	reply => undef,
…		…
2691	id => "infobox",	3099	id => "infobox",
2692	title => "Look",	3100	title => "Look",
2693	reply => undef,	3101	reply => undef,
2694	tooltip => "What you saw there",	3102	tooltip => "What you saw there",
2695	},	3103	},
		3104	"c/who" => {
		3105	id => "infobox",
		3106	title => "Players",
		3107	reply => undef,
		3108	tooltip => "Shows players who are currently online",
		3109	},
		3110	"c/body" => {
		3111	id => "infobox",
		3112	title => "Body Parts",
		3113	reply => undef,
		3114	tooltip => "Shows which body parts you posess and are available",
		3115	},
		3116	"c/statistics" => {
		3117	id => "infobox",
		3118	title => "Statistics",
		3119	reply => undef,
		3120	tooltip => "Shows your primary statistics",
		3121	},
		3122	"c/skills" => {
		3123	id => "infobox",
		3124	title => "Skills",
		3125	reply => undef,
		3126	tooltip => "Shows your experience per skill and item power",
		3127	},
		3128	"c/shopitems" => {
		3129	id => "infobox",
		3130	title => "Shop Items",
		3131	reply => undef,
		3132	tooltip => "Shows the items currently for sale in this shop",
		3133	},
		3134	"c/resistances" => {
		3135	id => "infobox",
		3136	title => "Resistances",
		3137	reply => undef,
		3138	tooltip => "Shows your resistances",
		3139	},
		3140	"c/pets" => {
		3141	id => "infobox",
		3142	title => "Pets",
		3143	reply => undef,
		3144	tooltip => "Shows information abotu your pets/a specific pet",
		3145	},
		3146	"c/perceiveself" => {
		3147	id => "infobox",
		3148	title => "Perceive Self",
		3149	reply => undef,
		3150	tooltip => "You gained detailed knowledge about yourself",
		3151	},
		3152	"c/uptime" => {
		3153	id => "infobox",
		3154	title => "Uptime",
		3155	reply => undef,
		3156	tooltip => "How long the server has been running since last restart",
		3157	},
		3158	"c/mapinfo" => {
		3159	id => "infobox",
		3160	title => "Map Info",
		3161	reply => undef,
		3162	tooltip => "Information related to the maps",
		3163	},
		3164	"c/party" => {
		3165	id => "party",
		3166	title => "Party",
		3167	reply => "gsay ",
		3168	tooltip => "Messages and chat related to your party",
		3169	},
		3170	"c/death" => {
		3171	id => "death",
		3172	title => "Death",
		3173	reply => undef,
		3174	tooltip => "Reason for and more info about your most recent death",
		3175	},
		3176	"c/say" => $SAY_CHANNEL,
		3177	"c/chat" => $CHAT_CHANNEL,
2696	);	3178	);
2697		3179
2698	sub cf::client::send_msg {	3180	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	3181	my ($self, $channel, $msg, $color, @extra) = @_;
2700		3182
2701	$msg = $self->pl->expand_cfpod ($msg);	3183	$msg = $self->pl->expand_cfpod ($msg)
		3184	unless $color & cf::NDI_VERBATIM;
2702		3185
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	3186	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		3187
2705	# check predefined channels, for the benefit of C	3188	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	3189	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	3190	$channel = $CHANNEL{$channel};
2708		3191
2709	$self->ext_msg (channel_info => $channel)	3192	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	3193	$channel = $channel->{id};
2713		3194
2714	} elsif (ref $channel) {	3195	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	3196	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	3197	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	3198	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	3199	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	3200	}
2721		3201
2722	$channel = $channel->{id};	3202	$channel = $channel->{id};
2723	}	3203	}
2724		3204
2725	return unless @extra || length $msg;	3205	return unless @extra || length $msg;
2726		3206
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3207	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3208	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3209	if $color & cf::NDI_DEF;
2731		3210
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3211	my $pkt = "msg "
		3212	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3214	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3215
2746	$color &= cf::NDI_COLOR_MASK;	3216	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3217	}
2760		3218
2761	=item $client->ext_msg ($type, @msg)	3219	=item $client->ext_msg ($type, @msg)
2762		3220
2763	Sends an ext event to the client.	3221	Sends an ext event to the client.
…		…
2765	=cut	3223	=cut
2766		3224
2767	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
2769		3227
2770	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}
2776	}
2777
2778	=item $client->ext_reply ($msgid, @msg)
2779
2780	Sends an ext reply to the client.
2781
2782	=cut
2783
2784	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;
2786
2787	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}
2794	}	3229	}
2795		3230
2796	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2797		3232
2798	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2853	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2854		3289
2855	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2856		3291
2857	if (ref $msg) {	3292	if (ref $msg) {
2858	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2859	"ARRAY" eq ref $msg
2860	? @$msg
2861	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2862		3294
2863	my @reply;	3295	my @reply;
2864		3296
2865	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
2866	@reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
2867	}	3299	}
2868		3300
2869	$ns->ext_reply ($reply, @reply)	3301	$ns->ext_msg ("reply-$reply", @reply)
2870	if $reply;	3302	if $reply;
2871		3303
2872	} else {	3304	} else {
2873	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2874	}	3306	}
2875		3307
2876	cf::override;	3308	cf::override;
2877	},	3309	},
2878	);	3310	);
…		…
2898		3330
2899	$coro	3331	$coro
2900	}	3332	}
2901		3333
2902	cf::client->attach (	3334	cf::client->attach (
2903	on_destroy => sub {	3335	on_client_destroy => sub {
2904	my ($ns) = @_;	3336	my ($ns) = @_;
2905		3337
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3339	},
2908	);	3340	);
…		…
2924	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
2925		3357
2926	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
2927		3359
2928	$safe->permit_only (Opcode::opset qw(	3360	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3361	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3362	grepstart grepwhile mapstart mapwhile
2931	sort time	3363	sort time
2932	));	3364	));
2933		3365
2934	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
…		…
2937		3369
2938	The following functions and methods are available within a safe environment:	3370	The following functions and methods are available within a safe environment:
2939		3371
2940	cf::object	3372	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3373	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3374	insert remove name archname title slaying race decrease split
		3375	value
2943		3376
2944	cf::object::player	3377	cf::object::player
2945	player	3378	player
2946		3379
2947	cf::player	3380	cf::player
…		…
2952		3385
2953	=cut	3386	=cut
2954		3387
2955	for (	3388	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3389	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3390	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3391	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3393	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
2962	) {	3395	) {
2963	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2966	for @funs;	3398	for @funs;
2967	}	3399	}
2968		3400
…		…
2983		3415
2984	my $qcode = $code;	3416	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
2987		3419
		3420	%vars = (_dummy => 0) unless %vars;
		3421
		3422	my @res;
2988	local $_;	3423	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3424
2991	my $eval =	3425	my $eval =
2992	"do {\n"	3426	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3429	. $code
2996	. "\n}"	3430	. "\n}"
2997	;	3431	;
2998		3432
		3433	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
3002		3442
3003	if ($@) {	3443	if ($@) {
3004	warn "$@";	3444	warn "$@",
3005	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
3006	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
3007	}	3447	}
3008		3448
3009	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
3010	}	3450	}
3011		3451
…		…
3025	=cut	3465	=cut
3026		3466
3027	sub register_script_function {	3467	sub register_script_function {
3028	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
3029		3469
3030	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
3032	}	3472	}
3033		3473
3034	=back	3474	=back
3035		3475
3036	=cut	3476	=cut
3037		3477
3038	#############################################################################	3478	#############################################################################
3039	# the server's init and main functions	3479	# the server's init and main functions
		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
3040		3504
3041	sub load_facedata($) {	3505	sub load_facedata($) {
3042	my ($path) = @_;	3506	my ($path) = @_;
3043		3507
3044	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3045	# for this (global event?)	3509	# for this (global event?)
3046	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
3047		3511
3048	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3049		3513
3050	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
3051		3515
3052	my $facedata;	3516	my $facedata = decode_storable load_file $path;
3053	0 < aio_load $path, $facedata
3054	or die "$path: $!";
3055
3056	$facedata = Coro::Storable::thaw $facedata;
3057		3517
3058	$facedata->{version} == 2	3518	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
3060		3520
3061	# patch in the exptable
3062	$facedata->{resource}{"res/exp_table"} = {
3063	type => FT_RSRC,
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3065	};
3066	cf::cede_to_tick;	3521	cf::cede_to_tick;
3067		3522
3068	{	3523	{
3069	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
3070		3525
3071	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3529
3073	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
3077		3536
3078	cf::cede_to_tick;	3537	cf::cede_to_tick;
3079	}	3538	}
3080		3539
3081	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3541	next unless $info->{smooth};
		3542
3083	my $idx = cf::face::find $face	3543	my $idx = cf::face::find $face
3084	or next;	3544	or next;
		3545
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3549	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
3090	}	3551	}
3091		3552
3092	cf::cede_to_tick;	3553	cf::cede_to_tick;
3093	}	3554	}
3094	}	3555	}
…		…
3103		3564
3104	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
3105	}	3566	}
3106		3567
3107	{	3568	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
3111		3570
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
		3572	if (defined (my $type = $info->{type})) {
		3573	# TODO: different hash - must free and use new index, or cache ixface data queue
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3575
3118	if ($info->{type} & 1) {	3576	cf::face::set_type $idx, $type;
3119	# prepend meta info	3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3120		3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3121	my $meta = $enc->encode ({	3579	$FACEHASH{$info->{hash}} = $idx;#d#
3122	name => $name,
3123	%{ $info->{meta} || {} },
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3580	} else {
3128	$data = $info->{data};	3581	# $RESOURCE{$name} = $info; # unused
3129	}	3582	}
3130		3583
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3584	cf::cede_to_tick;
3135	}	3585	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3586	}
		3587
		3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3589
3156	1	3590	1
3157	}	3591	}
3158		3592
3159	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
…		…
3161		3595
3162	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3597	$ns->fx_want ($k, $v);
3164	}	3598	}
3165	};	3599	};
		3600
		3601	sub load_resource_file($) {
		3602	my $guard = lock_acquire "load_resource_file";
		3603
		3604	my $status = load_resource_file_ $_[0];
		3605	get_slot 0.1, 100;
		3606	cf::arch::commit_load;
		3607
		3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
		3622	}
3166		3623
3167	sub reload_regions {	3624	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3625	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3626	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3627	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3641	}
3185		3642
3186	sub reload_archetypes {	3643	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references	3646
3190	# this really needs to be done in an extra post-pass	3647	add_face "res/skill_info" => FT_RSRC,
3191	# (which needs to be synchronous, so solve it differently)	3648	JSON::XS->new->utf8->canonical->encode (
3192	load_resource_file "$DATADIR/archetypes"	3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3193	or die "unable to load archetypes\n";	3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
3194	}	3655	}
3195		3656
3196	sub reload_treasures {	3657	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
3199	}	3660	}
3200		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
3201	sub reload_resources {	3744	sub reload_resources {
3202	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
3203		3746
		3747	reload_materials;
		3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
		3751	reload_archetypes;
3204	reload_regions;	3752	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
3209		3755
3210	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3757	}
3216		3758
3217	sub reload_config {	3759	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3760	trace "reloading config file...\n";
3219	or return;
3220		3761
3221	local $/;	3762	my $config = load_file "$CONFDIR/config";
3222	*CFG = YAML::Syck::Load <$fh>;	3763	utf8::decode $config;
		3764	*CFG = decode_yaml $config;
3223		3765
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3225		3767
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3228		3770
3229	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
3233	};	3775	};
3234	warn $@ if $@;	3776	warn $@ if $@;
3235	}	3777	}
3236	}	3778	}
3237		3779
		3780	sub pidfile() {
		3781	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3782	or die "$PIDFILE: $!";
		3783	flock $fh, &Fcntl::LOCK_EX
		3784	or die "$PIDFILE: flock: $!";
		3785	$fh
		3786	}
		3787
		3788	# make sure only one server instance is running at any one time
		3789	sub atomic {
		3790	my $fh = pidfile;
		3791
		3792	my $pid = <$fh>;
		3793	kill 9, $pid if $pid > 0;
		3794
		3795	seek $fh, 0, 0;
		3796	print $fh $$;
		3797	}
		3798
		3799	sub main_loop {
		3800	trace "EV::loop starting\n";
		3801	if (1) {
		3802	EV::loop;
		3803	}
		3804	trace "EV::loop returned\n";
		3805	goto &main_loop unless $REALLY_UNLOOP;
		3806	}
		3807
3238	sub main {	3808	sub main {
		3809	cf::init_globals; # initialise logging
		3810
		3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3815
		3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3817
3239	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3819	$Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3821	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3823	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
3246	};	3825	};
3247		3826
		3827	evthread_start IO::AIO::poll_fileno;
		3828
		3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
		3832	db_init;
		3833
		3834	cf::init_anim;
		3835	cf::init_attackmess;
		3836	cf::init_dynamic;
		3837
		3838	cf::load_settings;
		3839
		3840	reload_resources;
3248	reload_config;	3841	reload_config;
3249	db_init;	3842
		3843	cf::init_uuid;
		3844	cf::init_signals;
		3845	cf::init_skills;
		3846
		3847	cf::init_beforeplay;
		3848
		3849	atomic;
		3850
3250	load_extensions;	3851	load_extensions;
3251		3852
3252	$TICK_WATCHER->start;	3853	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3854
		3855	# no (long-running) fork's whatsoever before this point(!)
		3856	use POSIX ();
		3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3858
		3859	cf::_post_init 0;
		3860	};
		3861
		3862	cf::object::thawer::errors_are_fatal 0;
		3863	info "parse errors in files are no longer fatal from this point on.\n";
		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
		3869	goto &main_loop;
3254	}	3870	}
3255		3871
3256	#############################################################################	3872	#############################################################################
3257	# initialisation and cleanup	3873	# initialisation and cleanup
3258		3874
3259	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
3260	BEGIN {	3876	BEGIN {
		3877	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
3269	},
3270	);	3881	};
3271	}	3882	}
3272	}	3883	}
3273		3884
3274	sub write_runtime {	3885	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3886	my $t0 = AE::time;
3276		3887
3277	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
3279		3890
3280	IO::AIO::aio_utime $runtime, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3892
3282	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
3283		3894
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	3896	or return;
3286		3897
3287	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3910	aio_utime $fh, undef, undef;
3300		3911
3301	close $fh	3912	close $fh
3302	or return;	3913	or return;
3303		3914
3304	aio_rename "$runtime~", $runtime	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3916	and return;
3306		3917
3307	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		3919
3309	1	3920	1
		3921	}
		3922
		3923	our $uuid_lock;
		3924	our $uuid_skip;
		3925
		3926	sub write_uuid_sync($) {
		3927	$uuid_skip ||= $_[0];
		3928
		3929	return if $uuid_lock;
		3930	local $uuid_lock = 1;
		3931
		3932	my $uuid = "$LOCALDIR/uuid";
		3933
		3934	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3935	or return;
		3936
		3937	my $value = uuid_seq uuid_cur;
		3938
		3939	unless ($value) {
		3940	info "cowardly refusing to write zero uuid value!\n";
		3941	return;
		3942	}
		3943
		3944	my $value = uuid_str $value + $uuid_skip;
		3945	$uuid_skip = 0;
		3946
		3947	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3948	and return;
		3949
		3950	# always fsync - this file is important
		3951	aio_fsync $fh
		3952	and return;
		3953
		3954	close $fh
		3955	or return;
		3956
		3957	aio_rename "$uuid~", $uuid
		3958	and return;
		3959
		3960	trace "uuid file written ($value).\n";
		3961
		3962	1
		3963
		3964	}
		3965
		3966	sub write_uuid($$) {
		3967	my ($skip, $sync) = @_;
		3968
		3969	$sync ? write_uuid_sync $skip
		3970	: async { write_uuid_sync $skip };
3310	}	3971	}
3311		3972
3312	sub emergency_save() {	3973	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3314		3975
3315	warn "enter emergency perl save\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3316		3982
3317	cf::sync_job {	3983	cf::sync_job {
		3984	cf::write_runtime_sync; # external watchdog should not bark
		3985
3318	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3989	info "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3992	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3994	$pl->save;
3327	}	3995	}
3328	warn "end emergency player save\n";	3996	info "emergency_perl_save: end player save\n";
3329		3997
3330	warn "begin emergency map save\n";	3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	info "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	4003	$map->valid or next;
3334	$map->save;	4004	$map->save;
3335	}	4005	}
3336	warn "end emergency map save\n";	4006	info "emergency_perl_save: end map save\n";
3337		4007
3338	warn "begin emergency database checkpoint\n";	4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	info "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
		4013
		4014	info "emergency_perl_save: begin write uuid\n";
		4015	write_uuid_sync 1;
		4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3341	};	4036	};
3342		4037
3343	warn "leave emergency perl save\n";	4038	info "emergency_perl_save: leave\n";
3344	}	4039	}
3345		4040
3346	sub post_cleanup {	4041	sub post_cleanup {
3347	my ($make_core) = @_;	4042	my ($make_core) = @_;
3348		4043
		4044	IO::AIO::flush;
		4045
3349	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	4047	if $make_core;
		4048
		4049	my $fh = pidfile;
		4050	unlink $PIDFILE if <$fh> == $$;
		4051	}
		4052
		4053	# a safer delete_package, copied from Symbol
		4054	sub clear_package($) {
		4055	my $pkg = shift;
		4056
		4057	# expand to full symbol table name if needed
		4058	unless ($pkg =~ /^main::.*::$/) {
		4059	$pkg = "main$pkg" if $pkg =~ /^::/;
		4060	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4061	$pkg .= '::' unless $pkg =~ /::$/;
		4062	}
		4063
		4064	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4065	my $stem_symtab = *{$stem}{HASH};
		4066
		4067	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4068	or return;
		4069
		4070	# clear all symbols
		4071	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4072	for my $name (keys %$leaf_symtab) {
		4073	_gv_clear *{"$pkg$name"};
		4074	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4075	}
3351	}	4076	}
3352		4077
3353	sub do_reload_perl() {	4078	sub do_reload_perl() {
3354	# can/must only be called in main	4079	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3356	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3357	return;	4082	return;
3358	}	4083	}
3359		4084
3360	warn "reloading...";	4085	return if $RELOAD++;
3361		4086
3362	warn "entering sync_job";	4087	my $t1 = AE::time;
3363		4088
		4089	while ($RELOAD) {
		4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
		4092
		4093	trace "perl_reload: entering sync_job";
		4094
3364	cf::sync_job {	4095	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark
3366	cf::emergency_save;	4096	#cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark
3368		4097
3369	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;
3371
3372	# if anything goes wrong in here, we should simply crash as we already saved
3373
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;
3385	warn "iterate...";
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();	4100	%EXT_CORO = ();
3393		4101
3394	warn "removing commands";	4102	trace "perl_reload: removing commands";
3395	%COMMAND = ();	4103	%COMMAND = ();
3396		4104
3397	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3398	%EXTCMD = ();	4106	%EXTCMD = ();
3399	%EXTICMD = ();	4107	%EXTICMD = ();
3400		4108
3401	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3404		4112
3405	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3406	eval {	4114	eval {
3407	$cb->($pkg);	4115	$cb->($pkg);
3408	1	4116	1
3409	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
		4118	}
		4119
		4120	trace "... clearing $pkg";
		4121	clear_package $pkg;
3410	}	4122	}
3411		4123
3412	warn "... nuking $pkg";
3413	Symbol::delete_package $pkg;
3414	}
3415
3416	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3417	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		4127
3420	warn "... unloading $k";	4128	trace "... unloading $k";
3421	delete $INC{$k};	4129	delete $INC{$k};
3422		4130
3423	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3425		4133
3426	if (my $cb = $k->can ("unload_module")) {	4134	if (my $cb = $k->can ("unload_module")) {
3427	$cb->();	4135	$cb->();
		4136	}
		4137
		4138	clear_package $k;
3428	}	4139	}
3429		4140
3430	Symbol::delete_package $k;
3431	}
3432
3433	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	4142	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		4144
3437	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		4148
3441	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3442	# and global variables created in xs	4150	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3444		4152
3445	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3446		4154
3447	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3448	require cf;	4156	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3450		4158
3451	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3452	cf::reload_config;	4160	cf::reload_config;
3453		4161
3454	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3455	cf::load_extensions;	4163	cf::load_extensions;
3456		4164
		4165	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3460	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
		4172	}
3463		4173
3464	warn "leaving sync_job";	4174	cf::_post_init 1;
3465		4175
		4176	trace "perl_reload: leaving sync_job";
		4177
3466	1	4178	1
3467	} or do {	4179	} or do {
3468	warn $@;	4180	error $@;
3469	warn "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3470	exit 1;	4182	};
		4183
		4184	--$RELOAD;
3471	};	4185	}
3472		4186
3473	warn "reloaded";	4187	$t1 = AE::time - $t1;
		4188	info "perl_reload: completed in ${t1}s\n";
3474	};	4189	};
3475		4190
3476	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3477		4192
3478	sub reload_perl() {	4193	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	4194	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3481		4196
3482	$RELOAD_WATCHER ||= Event->timer (	4197	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	4198	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	4199
3485	data => WF_AUTOCANCEL,	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	4201	do_reload_perl;
3488	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3489	},	4203	};
3490	);	4204	};
3491	}	4205	}
3492		4206
3493	register_command "reload" => sub {	4207	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	4208	my ($who, $arg) = @_;
3495		4209
…		…
3500	reload_perl;	4214	reload_perl;
3501	};	4215	};
3502	}	4216	}
3503	};	4217	};
3504		4218
3505	unshift @INC, $LIBDIR;	4219	#############################################################################
3506		4220
3507	my $bug_warning = 0;	4221	my $bug_warning = 0;
3508		4222
3509	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;
3511
3512	sub wait_for_tick {	4223	sub wait_for_tick() {
3513	return unless $TICK_WATCHER->is_active;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4225
3516	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3517	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;
3519	}	4227	}
3520		4228
3521	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3522	return unless $TICK_WATCHER->is_active;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3523	return if $Coro::current == $Coro::main;
3524		4231
3525	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	4234	$signal->wait;
3528	}	4235	}
3529		4236
3530	$TICK_WATCHER = Event->timer (	4237	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	4238	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3540	return;	4241	return;
3541	}	4242	}
3542		4243
3543	$NOW = $tick_start = Event::time;	4244	cf::one_tick; # one server iteration
3544		4245
3545	cf::server_tick; # one server iteration	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3546		4247
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	4250	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	4251	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	4252	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	4253	or error "ERROR: unable to write runtime file: $!";
3556	};
3557	}	4254	};
		4255	}
3558		4256
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	4258	$sig->send;
3561	}	4259	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3563	$sig->send;
3564	}
3565		4261
3566	$NOW = Event::time;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		4264
3577	_post_tick;	4265	if (0) {
		4266	if ($NEXT_TICK) {
		4267	my $jitter = $TICK_START - $NEXT_TICK;
		4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4269	debug "jitter $JITTER\n";#d#
		4270	}
3578	},	4271	}
3579	);	4272	}
3580		4273
3581	{	4274	{
		4275	# configure BDB
		4276	info "initialising database";
		4277
3582	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	4279	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		4281
3608	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4286	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4287	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4288	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4289
3615	cf::sync_job {	4290	cf::sync_job {
3616	eval {	4291	eval {
…		…
3626		4301
3627	cf::cleanup "db_env_open(db): $@" if $@;	4302	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4303	};
3629	}	4304	}
3630		4305
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4306	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4307	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4308	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4309	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4311	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4314	};
		4315
		4316	info "database initialised";
3661	}	4317	}
3662		4318
3663	{	4319	{
		4320	# configure IO::AIO
		4321
		4322	info "initialising aio";
3664	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4325	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,	4326	info "aio initialised";
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4327	}
3677		4328
3678	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3679		4331
3680	sub _log_backtrace {	4332	sub _log_backtrace {
3681	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3682		4334
3683	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3684		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3685	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3687	++$_log_backtrace;	4343	++$_log_backtrace;
		4344	my $perl_bt = Carp::longmess $msg;
3688	async {	4345	async {
3689	$Coro::current->{desc} = "abt $msg";	4346	$Coro::current->{desc} = "abt $msg";
3690		4347
3691	my @bt = fork_call {	4348	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4349	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4360	}
3704		4361
3705	@funcs	4362	@funcs
3706	};	4363	};
3707		4364
3708	LOG llevInfo, "[ABT] $msg\n";	4365	LOG llevInfo, "[ABT] $perl_bt\n";
		4366	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4368	--$_log_backtrace;
3711	};	4369	};
3712	} else {	4370	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3715	}	4373	}
3716	}	4374	}
3717		4375
3718	# load additional modules	4376	# load additional modules
3719	use cf::pod;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3720		4379
3721	END { cf::emergency_save }	4380	END { cf::emergency_save }
3722		4381
3723	1	4382	1
3724		4383

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