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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
74		124
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
80	our $NOW;	143	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		144
83	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
94		148
95	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		151
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
101		164
102	binmode STDOUT;	165	binmode STDOUT;
103	binmode STDERR;	166	binmode STDERR;
104		167
105	# read virtual server time, if available	168	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
110	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
111		176
112	mkdir $_	177	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		179
115	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
116		181
117	sub cf::map::normalise;	182	sub cf::map::normalise;
118		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
119	#############################################################################	188	#############################################################################
120		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
121	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
122		202
123	=over 4	203	=over 4
124		204
125	=item $cf::UPTIME	205	=item $cf::UPTIME
126		206
127	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
128		223
129	=item $cf::RUNTIME	224	=item $cf::RUNTIME
130		225
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	227	every server tick.
133		228
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		232
138	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
141	database environment.	236	database environment.
142		237
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	238	=item $cf::LOADAVG
152		239
153	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
158		245
159	The raw value load value from the last tick.	246	The raw value load value from the last tick.
160		247
161	=item %cf::CFG	248	=item %cf::CFG
162		249
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	251	from wherever your confdir points to.
165		252
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		254
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
172	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
173		277
174	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	280	that call.
177		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
178	=back	288	=back
179		289
180	=cut	290	=cut
181		291
182	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	299	my $msg = join "", @_;
185		300
186	$msg .= "\n"	301	$msg .= "\n"
187	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
188		303
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		305
191	utf8::encode $msg;
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
276	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
278		527
279	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
280		529
281	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
282		531
283	=cut	532	=cut
284		533
285	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
286		535
287	sub lock_wait($) {	536	sub lock_wait($) {
288	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	538	}
296		539
297	sub lock_acquire($) {	540	sub lock_acquire($) {
298	my ($key) = @_;	541	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	542	}
310		543
311	sub lock_active($) {	544	sub lock_active($) {
312	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	546	}
316		547
317	sub freeze_mainloop {	548	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
319		550
320	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	552	}
		553
		554	=item cf::periodic $interval, $cb
		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($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
		567	}
		568
		569	=item cf::get_slot $time[, $priority[, $name]]
		570
		571	Allocate $time seconds of blocking CPU time at priority C<$priority>
		572	(default: 0): This call blocks and returns only when you have at least
		573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
		578
		579	The optional C<$name> can be used to identify the job to run. It might be
		580	used for statistical purposes and should identify the same time-class.
		581
		582	Useful for short background jobs.
		583
		584	=cut
		585
		586	our @SLOT_QUEUE;
		587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
		589
		590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
		594	my $signal = new Coro::Signal;
		595	my $busy;
		596
		597	while () {
		598	next_job:
		599
		600	my $avail = cf::till_tick;
		601
		602	for (0 .. $#SLOT_QUEUE) {
		603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
		605	my $job = splice @SLOT_QUEUE, $_, 1, ();
		606	$job->[2]->send;
		607	Coro::cede;
		608	goto next_job;
		609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		611	}
		612	}
		613
		614	if (@SLOT_QUEUE) {
		615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		616	$WAIT_FOR_TICK->wait;
		617	} else {
		618	$busy = 0;
		619	Coro::schedule;
		620	}
322	};	621	}
323	$TICK_WATCHER->stop;	622	};
324	$guard	623
		624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
		627	my ($time, $pri, $name) = @_;
		628
		629	$time = clamp $time, 0.01, $TICK * .6;
		630
		631	my $sig = new Coro::Signal;
		632
		633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		635	$SLOT_QUEUE->ready;
		636	$sig->wait;
325	}	637	}
326		638
327	=item cf::async { BLOCK }	639	=item cf::async { BLOCK }
328		640
329	Currently the same as Coro::async_pool, meaning you cannot use	641	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		646
335	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
336		648
337	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
338		650
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	654	acceptable.
343		655
344	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	661	=cut
350		662
351	sub sync_job(&) {	663	sub sync_job(&) {
352	my ($job) = @_;	664	my ($job) = @_;
353		665
354	if ($Coro::current == $Coro::main) {	666	if (in_main) {
355	my $time = Event::time;	667	my $time = AE::time;
356		668
357	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
359		671
360	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	673
362	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
363		675
364	my $busy = 1;	676	my $busy = 1;
365	my @res;	677	my @res;
366		678
367	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	681	@res = eval { $job->() };
369	warn $@ if $@;	682	error $@ if $@;
370	undef $busy;	683	undef $busy;
371	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
372		685
373	while ($busy) {	686	while ($busy) {
374	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
375	}	691	}
		692	}
376		693
377	$time = Event::time - $time;	694	my $time = AE::time - $time;
378		695
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
383		697
384	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
385	} else {	699	} else {
386	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
387		701
…		…
407	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
408		722
409	$coro	723	$coro
410	}	724	}
411		725
412	=item fork_call { }, $args	726	=item fork_call { }, @args
413		727
414	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
415	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
418		732
419	=cut	733	=cut
420		734
421	sub _store_scalar {	735	sub post_fork {
422	open my $fh, ">", \my $buf	736	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	737	}
429		738
430	sub fork_call(&@) {	739	sub fork_call(&@) {
431	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
432		741
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	742	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		745
438	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
439	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
440		750
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	752	}
443	$res = Coro::Storable::thaw $res;
444		753
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	790	}
473		791
474	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
475		793
476	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
479		797
480	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
483	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
484		827
485	our $DB;	828	our $DB;
486		829
487	sub db_init {	830	sub db_init {
488	unless ($DB) {	831	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	832	}
503		833
504	sub db_get($$) {	834	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
506		836
507	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
508	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
509		841
510	$! ? ()	842	$! ? ()
511	: $data	843	: $data
512	}
513	}	844	}
514		845
515	sub db_put($$$) {	846	sub db_put($$$) {
516	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		876
546	my @data;	877	my @data;
547	my $md5;	878	my $md5;
548		879
549	for (0 .. $#$src) {	880	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	882	}
553		883
554	# if processing is expensive, check	884	# if processing is expensive, check
555	# checksum first	885	# checksum first
556	if (1) {	886	if (1) {
557	$md5 =	887	$md5 =
558	join "\x00",	888	join "\x00",
559	$processversion,	889	$processversion,
560	map {	890	map {
561	Coro::cede;	891	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	893	} 0.. $#$src;
564		894
565		895
566	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		903
574	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	905	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
577		907
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		909
580	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
583		913
…		…
593		923
594	=cut	924	=cut
595		925
596	sub datalog($@) {	926	sub datalog($@) {
597	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	929	}
600		930
601	=back	931	=back
602		932
603	=cut	933	=cut
604		934
605	#############################################################################	935	#############################################################################
606		936
607	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
608		938
609	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
610	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")
611	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
612		942
613	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>
614	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
615	Crossfire TRT).	945	Deliantra).
616		946
617	=over 4	947	=over 4
618		948
619	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
620		950
…		…
664	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
665		995
666	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
667	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
668		998
669	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		1001
672	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
673		1003
674	=over 4	1004	=over 4
…		…
798		1128
799	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1131
802	} elsif (ref $type) {	1132	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
804		1134
805	} else {	1135	} else {
806	shift @arg;	1136	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
808	}	1138	}
809	}	1139	}
810	}	1140	}
811		1141
812	sub _object_attach {	1142	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
823	}	1153	}
824		1154
825	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
826	} else {	1156	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1158	}
829		1159
830	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
831	}	1161	}
832		1162
…		…
891		1221
892	for (@$callbacks) {	1222	for (@$callbacks) {
893	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
894		1224
895	if ($@) {	1225	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1227	override;
899	}	1228	}
900		1229
901	return 1 if $override;	1230	return 1 if $override;
902	}	1231	}
903		1232
904	0	1233	0
905	}	1234	}
906		1235
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1237
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1239
911	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
912		1241
…		…
918		1247
919	=cut	1248	=cut
920		1249
921	#############################################################################	1250	#############################################################################
922	# object support	1251	# object support
923	#
924		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
925	sub _can_merge {	1286	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
927		1288
928	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1290
932	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
933	}	1293	}
934		1294
935	sub reattach {	1295	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1297	my ($obj) = @_;
938		1298
		1299	# no longer needed after getting rid of delete_package?
939	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
940		1301
941	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
942		1303
943	@$registry = ();	1304	@$registry = ();
944		1305
…		…
949	for (@$attach) {	1310	for (@$attach) {
950	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
951	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
952	}	1313	}
953	} else {	1314	} else {
954	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
955	}	1316	}
956	}	1317	}
957	}	1318	}
958		1319
959	cf::attachable->attach (	1320	cf::attachable->attach (
960	prio => -1000000,	1321	prio => -1000000,
961	on_instantiate => sub {	1322	on_instantiate => sub {
962	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
963		1324
964	$data = from_json $data;	1325	$data = decode_json $data;
965		1326
966	for (@$data) {	1327	for (@$data) {
967	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
968		1329
969	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1346	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
987		1348
988	sync_job {	1349	sync_job {
989	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
992		1355
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1363	aio_close $fh;
998		1364
999	if (@$objs) {	1365	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1374	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1376	}
1008	} else {	1377	} else {
1009	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1010	}	1379	}
1011		1380
1012	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1385	} else {
1014	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1015	}	1387	}
1016	} else {	1388	} else {
1017	aio_unlink $filename;	1389	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1019	}	1391	}
1020	}	1392	};
1021	}	1393	}
1022		1394
1023	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1025		1397
…		…
1037	or return;	1409	or return;
1038		1410
1039	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1413	or return;
		1414
1042	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1043	}	1417	}
1044		1418
		1419	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1047	return ($data, $av);	1424	($data, $av)
1048	}	1425	}
1049		1426
1050	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1051		1428
1052	=over 4	1429	=over 4
…		…
1054	=cut	1431	=cut
1055		1432
1056	#############################################################################	1433	#############################################################################
1057	# command handling &c	1434	# command handling &c
1058		1435
1059	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1060		1437
1061	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
1062	$name.	1439	$name.
1063		1440
1064	=cut	1441	=cut
…		…
1070	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1071		1448
1072	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1073	}	1450	}
1074		1451
1075	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1076		1453
1077	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1078	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
1079	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
1080	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
1081	has logged in successfully.	1458	has logged in successfully.
1082		1459
1083	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
1084	called.	1461	called.
1085		1462
1086	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1087		1464
1088	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1089	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
1090	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
1091	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
…		…
1106	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1107		1484
1108	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1109	}	1486	}
1110		1487
		1488	use File::Glob ();
		1489
1111	cf::player->attach (	1490	cf::player->attach (
1112	on_command => sub {	1491	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1114		1493
1115	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1116	or return;	1495	or return;
1117		1496
…		…
1125	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1126		1505
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1507
1129	if (ref $msg) {	1508	if (ref $msg) {
		1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1510
		1511	my @reply;
		1512
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1513	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1514	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1515	}
		1516
		1517	$pl->ext_msg ("reply-$reply", @reply)
		1518	if $reply;
		1519
1135	} else {	1520	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1522	}
1138		1523
1139	cf::override;	1524	cf::override;
1140	},	1525	},
1141	);	1526	);
1142		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
1143	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1144	cf::sync_job {	1557	cf::sync_job {
1145	my %todo;	1558	my %todo;
1146		1559
1147	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1148	next unless -r $path;	1561	next unless -r $path;
…		…
1166		1579
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1582
1170	$ext{source} =	1583	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1172	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1173	. $source	1586	. $source
1174	. "\n};\n1";	1587	. "\n};\n1";
1175		1588
1176	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1177	}	1590	}
1178		1591
		1592	my $pass = 0;
1179	my %done;	1593	my %done;
1180	while (%todo) {	1594	while (%todo) {
1181	my $progress;	1595	my $progress;
1182		1596
		1597	++$pass;
		1598
		1599	ext:
1183	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1602	next ext
1186	unless exists $done{$_};	1603	unless exists $done{$_};
1187	}	1604	}
1188		1605
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1607
1191	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 $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1196	warn $msg;	1624
1197	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1626	delete $todo{$k};
1199	}	1627	} else {
1200		1628	$done{$k} = delete $todo{$k};
1201	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1202	}	1634	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1635	}
1208		1636
1209	skip:	1637	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	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	}
1212	}	1647	}
1213	};	1648	};
1214	}	1649	}
1215		1650
1216	#############################################################################	1651	#############################################################################
1217		1652
1218	=back	1653	=back
1219		1654
1220	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1221		1656
1222	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1223		1658
1224	=cut	1659	=cut
1225		1660
1226	package cf::player;	1661	package cf::player;
1227		1662
1228	use Coro::AIO;	1663	use Coro::AIO;
1229		1664
1230	=head3 cf::player	1665	=head3 cf::player
1231		1666
1232	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1233		1682
1234	=item cf::player::find $login	1683	=item cf::player::find $login
1235		1684
1236	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1237		1686
…		…
1256		1705
1257	sub exists($) {	1706	sub exists($) {
1258	my ($login) = @_;	1707	my ($login) = @_;
1259		1708
1260	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1262	}	1711	}
1263		1712
1264	sub find($) {	1713	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1715	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1726
1278	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1281	}	1736	}
1282	}	1737	}
1283	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1284		1752
1285	sub save($) {	1753	sub save($) {
1286	my ($pl) = @_;	1754	my ($pl) = @_;
1287		1755
1288	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1294		1762
1295	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1297		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1770
1298	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1299	Coro::cede;	1772	cf::cede_to_tick;
1300	}	1773	}
1301		1774
1302	sub new($) {	1775	sub new($) {
1303	my ($login) = @_;	1776	my ($login) = @_;
1304		1777
…		…
1310	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1311		1784
1312	$self	1785	$self
1313	}	1786	}
1314		1787
		1788	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1789
		1790	=cut
		1791
		1792	sub send_msg {
		1793	my $ns = shift->ns
		1794	or return;
		1795	$ns->send_msg (@_);
		1796	}
		1797
1315	=item $pl->quit_character	1798	=item $pl->quit_character
1316		1799
1317	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1319		1802
…		…
1323	my ($pl) = @_;	1806	my ($pl) = @_;
1324		1807
1325	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1326		1809
1327	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1328	$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
1329		1812
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1331	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1333	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1334		1821
1335	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1337	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1372	or return [];	1859	or return [];
1373		1860
1374	my @logins;	1861	my @logins;
1375		1862
1376	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1380		1873
1381	utf8::decode $login;	1874	utf8::decode $login;
1382	push @logins, $login;	1875	push @logins, $login;
1383	}	1876	}
1384		1877
1385	\@logins	1878	\@logins
1386	}	1879	}
1387		1880
1388	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1389		1884
1390	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1391	player. May block.	1886	player. May block.
1392		1887
1393	=cut	1888	=cut
…		…
1411	}	1906	}
1412		1907
1413	\@paths	1908	\@paths
1414	}	1909	}
1415		1910
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1912
1418	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1419		1914
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)
1467
1468	Sends an ext reply to the player.
1469
1470	=cut
1471
1472	sub ext_reply($$%) {
1473	my ($self, $id, %msg) = @_;
1474
1475	$msg{msgid} = $id;
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}
1478
1479	=item $player->ext_event ($type, %msg)	1915	=item $player->ext_msg ($type, @msg)
1480		1916
1481	Sends an ext event to the client.	1917	Sends an ext event to the client.
1482		1918
1483	=cut	1919	=cut
1484		1920
1485	sub ext_event($$%) {	1921	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1922	my ($self, $type, @msg) = @_;
1487		1923
1488	$self->ns->ext_event ($type, %msg);	1924	$self->ns->ext_msg ($type, @msg);
1489	}	1925	}
1490		1926
1491	=head3 cf::region	1927	=head3 cf::region
1492		1928
1493	=over 4	1929	=over 4
…		…
1502		1938
1503	=cut	1939	=cut
1504		1940
1505	sub find_by_path($) {	1941	sub find_by_path($) {
1506	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1507		1945
1508	my ($match, $specificity);	1946	my ($match, $specificity);
1509		1947
1510	for my $region (list) {	1948	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1975	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1976	our $DEFAULT_RESET = 3000;
1539		1977
1540	sub generate_random_map {	1978	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1542	# mit "rum" bekleckern, nicht	1980
		1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1982
1543	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1551	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1552	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1553	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1554	(cf::region::find $rmp->{region}), $rmp->{custom}
1555	)
1556	}	1984	}
1557		1985
1558	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1559		1987
1560	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
…		…
1565		1993
1566	sub register {	1994	sub register {
1567	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1568	my $pkg = caller;	1996	my $pkg = caller;
1569		1997
1570	no strict;
1571	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1572		1999
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	2001	}
1575		2002
1576	# also paths starting with '/'	2003	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		2005
1579	sub thawer_merge {	2006	sub thawer_merge {
1580	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1581		2008
1582	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1587	}	2014	}
1588		2015
1589	sub normalise {	2016	sub normalise {
1590	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1591		2018
1592	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1593		2020
1594	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1595		2022
1596	# map plan:	2023	# map plan:
1597	#	2024	#
…		…
1612	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1613	$path = "$base/$path";	2040	$path = "$base/$path";
1614	}	2041	}
1615		2042
1616	for ($path) {	2043	for ($path) {
1617	redo if s{//}{/};
1618	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1619	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1620	}	2046	}
1621		2047
1622	$path	2048	$path
…		…
1636	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1637	return $self;	2063	return $self;
1638	}	2064	}
1639	}	2065	}
1640		2066
1641	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1642	()	2068	()
1643	}	2069	}
1644		2070
		2071	# may re-bless or do other evil things
1645	sub init {	2072	sub init {
1646	my ($self) = @_;	2073	my ($self) = @_;
1647		2074
1648	$self	2075	$self
1649	}	2076	}
…		…
1668		2095
1669	# the temporary/swap location	2096	# the temporary/swap location
1670	sub save_path {	2097	sub save_path {
1671	my ($self) = @_;	2098	my ($self) = @_;
1672		2099
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2100	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	2101	"$TMPDIR/$path.map"
1675	}	2102	}
1676		2103
1677	# the unique path, undef == no special unique path	2104	# the unique path, undef == no special unique path
1678	sub uniq_path {	2105	sub uniq_path {
1679	my ($self) = @_;	2106	my ($self) = @_;
1680		2107
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	2109	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	2110	}
1693		2111
1694	sub decay_objects {	2112	sub decay_objects {
1695	my ($self) = @_;	2113	my ($self) = @_;
1696		2114
…		…
1709		2127
1710	sub load_header_from($) {	2128	sub load_header_from($) {
1711	my ($self, $path) = @_;	2129	my ($self, $path) = @_;
1712		2130
1713	utf8::encode $path;	2131	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	2132	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	2133	or return;
1719		2134
		2135	$self->_load_header ($f)
		2136	or return;
		2137
		2138	local $MAP_LOADING{$self->{path}} = $self;
		2139	$f->resolve_delayed_derefs;
		2140
1720	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1721		2142
1722	1	2143	1
1723	}	2144	}
1724		2145
		2146	# used to laod the header of an original map
1725	sub load_header_orig {	2147	sub load_header_orig {
1726	my ($self) = @_;	2148	my ($self) = @_;
1727		2149
1728	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1729	}	2151	}
1730		2152
		2153	# used to laod the header of an instantiated map
1731	sub load_header_temp {	2154	sub load_header_temp {
1732	my ($self) = @_;	2155	my ($self) = @_;
1733		2156
1734	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1735	}	2158	}
1736		2159
		2160	# called after loading the header from an instantiated map
1737	sub prepare_temp {	2161	sub prepare_temp {
1738	my ($self) = @_;	2162	my ($self) = @_;
1739		2163
1740	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1741	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1742	# safety	2166	# safety
1743	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1744	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1745	}	2169	}
1746		2170
		2171	# called after loading the header from an original map
1747	sub prepare_orig {	2172	sub prepare_orig {
1748	my ($self) = @_;	2173	my ($self) = @_;
1749		2174
1750	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1751	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1775		2200
1776	sub find;	2201	sub find;
1777	sub find {	2202	sub find {
1778	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1779		2204
		2205	cf::cede_to_tick;
		2206
1780	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1781		2208
		2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2211
1784	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2213	my $map = new_from_path cf::map $path
1787	or return;	2214	or return;
1788		2215
1789	$map->{last_save} = $cf::RUNTIME;	2216	$map->{last_save} = $cf::RUNTIME;
1790		2217
…		…
1792	or return;	2219	or return;
1793		2220
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2221	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2222	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2223	#$cf::WAIT_FOR_TICK->wait;
		2224	undef $guard2;
		2225	undef $guard1;
1797	$map->reset;	2226	$map->reset;
1798	undef $guard;
1799	return find $path;	2227	return find $path;
1800	}	2228	}
1801		2229
1802	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
1803	}	2231	}
1804	}	2232	}
1805		2233
1806	sub pre_load { }	2234	sub pre_load { }
1807	sub post_load { }	2235	#sub post_load { } # XS
1808		2236
1809	sub load {	2237	sub load {
1810	my ($self) = @_;	2238	my ($self) = @_;
1811		2239
1812	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
1813		2241
1814	my $path = $self->{path};	2242	my $path = $self->{path};
1815		2243
1816	{	2244	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
1818		2246
		2247	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
1820
1821	$self->in_memory (cf::MAP_LOADING);
1822		2249
1823	$self->alloc;	2250	$self->alloc;
1824		2251
1825	$self->pre_load;	2252	$self->pre_load;
1826	Coro::cede;	2253	cf::cede_to_tick;
1827		2254
1828	$self->_load_objects ($self->{load_path}, 1)	2255	if (exists $self->{load_path}) {
		2256	my $f = new_from_file cf::object::thawer $self->{load_path};
		2257	$f->skip_block;
		2258	$self->_load_objects ($f)
1829	or return;	2259	or return;
1830		2260
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2261	$self->post_load_original
1832	if delete $self->{load_original};	2262	if delete $self->{load_original};
1833		2263
1834	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2265	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2266	unless (aio_stat $uniq) {
		2267	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2268	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2269	$self->_load_objects ($f);
		2270	$f->resolve_delayed_derefs;
		2271	}
		2272	}
1839	}	2273	}
1840	}
1841		2274
1842	Coro::cede;	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);
		2282
		2283	cf::cede_to_tick;
1843	# now do the right thing for maps	2284	# now do the right thing for maps
1844	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2287	unless $self->difficulty;
1847	Coro::cede;	2288	cf::cede_to_tick;
1848		2289
1849	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2291	$self->decay_objects;
1851	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
1852	$self->update_buttons;	2293	$self->update_buttons;
1853	Coro::cede;	2294	cf::cede_to_tick;
1854	$self->set_darkness_map;	2295	#$self->activate; # no longer activate maps automatically
1855	Coro::cede;
1856	$self->activate;
1857	}	2296	}
1858		2297
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2298	$self->{last_save} = $cf::RUNTIME;
		2299	$self->last_access ($cf::RUNTIME);
1860	}	2300	}
1861		2301
1862	$self->post_load;	2302	$self->post_load;
1863	}
1864		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
1865	sub customise_for {	2310	sub customise_for {
1866	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
1867		2312
1868	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2314	if $self->per_player;
…		…
1872	# if $self->per_party;	2317	# if $self->per_party;
1873		2318
1874	$self	2319	$self
1875	}	2320	}
1876		2321
1877	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {
1879	my ($map) = @_;
1880
1881	my @diag; # diagonal neighbours
1882
1883	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)
1885	or next;
1886	$neigh = find $neigh, $map
1887	or next;
1888	$neigh->load;
1889
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}
1893
1894	for (@diag) {
1895	my $neigh = find @$_
1896	or next;
1897	$neigh->load;
1898	}
1899	}
1900
1901	sub find_sync {	2322	sub find_sync {
1902	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
1903		2324
1904	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
1905	}	2330	}
1906		2331
1907	sub do_load_sync {	2332	sub do_load_sync {
1908	my ($map) = @_;	2333	my ($map) = @_;
1909		2334
1910	cf::sync_job { $map->load };	2335	# it's a bug to call this from the main context
		2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2337	if $Coro::current == $Coro::main;
		2338
		2339	$map->load;
1911	}	2340	}
1912		2341
1913	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
1915		2344
1916	sub find_async {	2345	sub find_async {
1917	my ($path, $origin) = @_;	2346	my ($path, $origin, $load) = @_;
1918		2347
1919	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
1920		2349
1921	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2351	return $map if !$load || $map->linkable;
1923	}	2352	}
1924		2353
1925	undef $MAP_PREFETCH{$path};	2354	$MAP_PREFETCH{$path} |= $load;
		2355
1926	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
		2357	$Coro::current->{desc} = "map prefetcher";
		2358
1927	while (%MAP_PREFETCH) {	2359	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2360	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2361	if (my $map = find $k) {
1930	$map->load;	2362	$map->load if $v;
1931	}	2363	}
1932		2364
1933	delete $MAP_PREFETCH{$path};	2365	delete $MAP_PREFETCH{$k};
1934	}	2366	}
1935	}	2367	}
1936	undef $MAP_PREFETCHER;	2368	undef $MAP_PREFETCHER;
1937	};	2369	};
1938	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
1939		2371
1940	()	2372	()
1941	}	2373	}
1942		2374
		2375	# common code, used by both ->save and ->swapout
1943	sub save {	2376	sub _save {
1944	my ($self) = @_;	2377	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2378
1948	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
1949		2380
1950	return unless $self->dirty;	2381	return unless $self->dirty;
1951		2382
…		…
1957	return if $self->{deny_save};	2388	return if $self->{deny_save};
1958		2389
1959	local $self->{last_access} = $self->last_access;#d#	2390	local $self->{last_access} = $self->last_access;#d#
1960		2391
1961	cf::async {	2392	cf::async {
		2393	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2394	$_->contr->save for $self->players;
1963	};	2395	};
		2396
		2397	cf::get_slot 0.02;
1964		2398
1965	if ($uniq) {	2399	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2400	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2401	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2402	} else {
1969	$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);
1970	}	2404	}
1971	}	2405	}
1972		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
1973	sub swap_out {	2415	sub swap_out {
1974	my ($self) = @_;	2416	my ($self) = @_;
1975		2417
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
1981	return if $self->players;	2422	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		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
1985	$self->clear;	2433	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2434	}
1988		2435
1989	sub reset_at {	2436	sub reset_at {
1990	my ($self) = @_;	2437	my ($self) = @_;
1991		2438
…		…
2009		2456
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2458
2012	return if $self->players;	2459	return if $self->players;
2013		2460
2014	warn "resetting map ", $self->path;	2461	cf::trace "resetting map ", $self->path, "\n";
2015		2462
2016	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
2017		2464
2018	# need to save uniques path	2465	# need to save uniques path
2019	unless ($self->{deny_save}) {	2466	unless ($self->{deny_save}) {
2020	my $uniq = $self->uniq_path; utf8::encode $uniq;	2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
2021		2468
…		…
2023	if $uniq;	2470	if $uniq;
2024	}	2471	}
2025		2472
2026	delete $cf::MAP{$self->path};	2473	delete $cf::MAP{$self->path};
2027		2474
		2475	$self->deactivate;
		2476	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2477	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2478
2032	$self->unlink_save;	2479	$self->unlink_save;
2033	$self->destroy;	2480	$self->destroy;
2034	}	2481	}
2035		2482
2036	my $nuke_counter = "aaaa";	2483	my $nuke_counter = "aaaa";
2037		2484
2038	sub nuke {	2485	sub nuke {
2039	my ($self) = @_;	2486	my ($self) = @_;
2040		2487
		2488	{
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
2041	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2042		2492
2043	$self->unlink_save;	2493	$self->unlink_save;
2044		2494
2045	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2500
2051	$cf::MAP{$self->path} = $self;	2501	$cf::MAP{$self->path} = $self;
		2502	}
2052		2503
2053	$self->reset; # polite request, might not happen	2504	$self->reset; # polite request, might not happen
2054	}	2505	}
2055		2506
2056	=item $maps = cf::map::tmp_maps	2507	=item $maps = cf::map::tmp_maps
…		…
2098		2549
2099	sub unique_maps() {	2550	sub unique_maps() {
2100	[	2551	[
2101	map {	2552	map {
2102	utf8::decode $_;	2553	utf8::decode $_;
2103	/\.map$/	2554	s/\.map$//; # TODO future compatibility hack
		2555	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2556	? ()
2104	? normalise $_	2557	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2559	]
2108	}	2560	}
2109		2561
2110	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	}
2111		2593
2112	=back	2594	=back
2113		2595
2114	=head3 cf::object	2596	=head3 cf::object
2115		2597
…		…
2119		2601
2120	=over 4	2602	=over 4
2121		2603
2122	=item $ob->inv_recursive	2604	=item $ob->inv_recursive
2123		2605
2124	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.
2125		2608
2126	=cut	2609	=cut
2127		2610
2128	sub inv_recursive_;	2611	sub inv_recursive_;
2129	sub inv_recursive_ {	2612	sub inv_recursive_ {
…		…
2132		2615
2133	sub inv_recursive {	2616	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2617	inv_recursive_ inv $_[0]
2135	}	2618	}
2136		2619
		2620	=item $ref = $ob->ref
		2621
		2622	Creates and returns a persistent reference to an object that can be stored as a string.
		2623
		2624	=item $ob = cf::object::deref ($refstring)
		2625
		2626	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2627	even if the object actually exists. May block.
		2628
		2629	=cut
		2630
		2631	sub deref {
		2632	my ($ref) = @_;
		2633
		2634	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2635	my ($uuid, $name) = ($1, $2);
		2636	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2637	or return;
		2638	$pl->ob->uuid eq $uuid
		2639	or return;
		2640
		2641	$pl->ob
		2642	} else {
		2643	warn "$ref: cannot resolve object reference\n";
		2644	undef
		2645	}
		2646	}
		2647
2137	package cf;	2648	package cf;
2138		2649
2139	=back	2650	=back
2140		2651
2141	=head3 cf::object::player	2652	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2658	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	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
2149	dialogue with the given NPC character.	2660	dialogue with the given NPC character.
2150		2661
2151	=cut	2662	=cut
		2663
		2664	our $SAY_CHANNEL = {
		2665	id => "say",
		2666	title => "Map",
		2667	reply => "say ",
		2668	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2669	};
		2670
		2671	our $CHAT_CHANNEL = {
		2672	id => "chat",
		2673	title => "Chat",
		2674	reply => "chat ",
		2675	tooltip => "Player chat and shouts, global to the server.",
		2676	};
2152		2677
2153	# rough implementation of a future "reply" method that works	2678	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2679	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2681	sub cf::object::player::reply($$$;$) {
…		…
2163		2688
2164	} else {	2689	} else {
2165	my $pl = $self->contr;	2690	my $pl = $self->contr;
2166		2691
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2692	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2693	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2694	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2695
2176	} else {	2696	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2697	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2698	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2699	}
2180	}	2700	}
		2701	}
		2702
		2703	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2704
		2705	=cut
		2706
		2707	sub cf::object::send_msg {
		2708	my $pl = shift->contr
		2709	or return;
		2710	$pl->send_msg (@_);
2181	}	2711	}
2182		2712
2183	=item $player_object->may ("access")	2713	=item $player_object->may ("access")
2184		2714
2185	Returns wether the given player is authorized to access resource "access"	2715	Returns wether the given player is authorized to access resource "access"
…		…
2198		2728
2199	=item $player_object->enter_link	2729	=item $player_object->enter_link
2200		2730
2201	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}>).
2202		2732
2203	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.
2204	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.
2205		2737
2206	Will never block.	2738	Will never block.
2207		2739
2208	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
2209		2741
…		…
2229	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2762	my ($self) = @_;
2231		2763
2232	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2233		2765
		2766	++$self->{_link_recursion};
		2767
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2769
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2238		2772
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2774	}
2241		2775
2242	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2244		2778
…		…
2261	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2263		2797
2264	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2267		2801
2268	$map->load;	2802	$map->load;
2269	$map->load_diag;
2270		2803
2271	return unless $self->contr->active;	2804	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2805
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2276	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2277		2813
		2814	}
		2815
2278	=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)]])
2279		2817
2280	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
2281	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2282	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
2283	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
2284	be called at the end of this process.	2822	be called at the end of this process.
2285		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
2286	=cut	2827	=cut
2287		2828
2288	our $GOTOGEN;	2829	our $GOTOGEN;
2289		2830
2290	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
		2839
2293	# 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
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2842
2296	$self->enter_link;	2843	$self->enter_link;
2297		2844
2298	(async {	2845	(async {
		2846	$Coro::current->{desc} = "player::goto $path $x $y";
		2847
		2848	# *tag paths override both path and x|y
		2849	if ($path =~ /^\*(.*)$/) {
		2850	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2851	my $ob = $obs[rand @obs];
		2852
		2853	# see if we actually can go there
		2854	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2855	$ob = $obs[rand @obs];
		2856	} else {
		2857	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2858	}
		2859	# else put us there anyways for now #d#
		2860
		2861	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2862	} else {
		2863	($path, $x, $y) = (undef, undef, undef);
		2864	}
		2865	}
		2866
2299	my $map = eval {	2867	my $map = eval {
2300	my $map = cf::map::find $path;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2301		2869
2302	if ($map) {	2870	if ($map) {
2303	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2873	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2875	}
2308		2876
2309	$map	2877	$map
2310	};	2878	};
2311		2879
…		…
2317	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2320	}	2888	}
2321		2889
2322	$done->() if $done;	2890	$done->($self) if $done;
2323	})->prio (1);	2891	})->prio (1);
2324	}	2892	}
2325		2893
2326	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2327		2895
…		…
2347	}	2915	}
2348		2916
2349	sub prepare_random_map {	2917	sub prepare_random_map {
2350	my ($exit) = @_;	2918	my ($exit) = @_;
2351		2919
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2920	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2921	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2922	# that depends on the exit object
2357		2923
2358	my $rmp = parse_random_map_params $exit->msg;	2924	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2926	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2927	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2928	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2929	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2930	$rmp->{origin_y} = $exit->y;
		2931
		2932	$exit->map->touch;
2365	}	2933	}
2366		2934
2367	$rmp->{random_seed} ||= $exit->random_seed;	2935	$rmp->{random_seed} ||= $exit->random_seed;
2368		2936
2369	my $data = cf::to_json $rmp;	2937	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2938	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2939	my $meta = "$RANDOMDIR/$md5.meta";
2372		2940
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2942	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2943	undef $fh;
2376	aio_rename "$meta~", $meta;	2944	aio_rename "$meta~", $meta;
2377		2945
		2946	my $slaying = "?random/$md5";
		2947
		2948	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2949	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2950	$exit->msg (undef);
		2951	}
2380	}	2952	}
2381	}	2953	}
2382		2954
2383	sub cf::object::player::enter_exit {	2955	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2956	my ($self, $exit) = @_;
2385		2957
2386	return unless $self->type == cf::PLAYER;	2958	return unless $self->type == cf::PLAYER;
2387		2959
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2960	$self->enter_link;
2400		2961
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2962	(async {
2406	$self->deactivate_recursive; # just to be sure	2963	$Coro::current->{desc} = "enter_exit";
		2964
2407	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
2408	$self->goto ($slaying, $hp, $sp);	2995	$self->goto ($map, $x, $y);
2409		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
2410	1;	3001	1
2411	}) {	3002	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "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. "
2414	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2416		3007
2417	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2418	$self->leave_link;	3009	$self->leave_link;
2419	}	3010	}
2420	})->prio (1);	3011	})->prio (1);
2421	}	3012	}
2422		3013
…		…
2434	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2436		3027
2437	utf8::encode $text;	3028	utf8::encode $text;
2438	$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);
2439	}	3055	}
2440		3056
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		3058
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	3061	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	3062	the message unless the client supports the msg packet.
2447		3063
2448	=cut	3064	=cut
2449		3065
		3066	# non-persistent channels (usually the info channel)
		3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
		3074	"c/identify" => {
		3075	id => "infobox",
		3076	title => "Identify",
		3077	reply => undef,
		3078	tooltip => "Items recently identified",
		3079	},
		3080	"c/examine" => {
		3081	id => "infobox",
		3082	title => "Examine",
		3083	reply => undef,
		3084	tooltip => "Signs and other items you examined",
		3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
		3091	},
		3092	"c/book" => {
		3093	id => "infobox",
		3094	title => "Book",
		3095	reply => undef,
		3096	tooltip => "The contents of a note or book",
		3097	},
		3098	"c/lookat" => {
		3099	id => "infobox",
		3100	title => "Look",
		3101	reply => undef,
		3102	tooltip => "What you saw there",
		3103	},
		3104	"c/who" => {
		3105	id => "infobox",
		3106	title => "Players",
		3107	reply => undef,
		3108	tooltip => "Shows players who are currently online",
		3109	},
		3110	"c/body" => {
		3111	id => "infobox",
		3112	title => "Body Parts",
		3113	reply => undef,
		3114	tooltip => "Shows which body parts you posess and are available",
		3115	},
		3116	"c/statistics" => {
		3117	id => "infobox",
		3118	title => "Statistics",
		3119	reply => undef,
		3120	tooltip => "Shows your primary statistics",
		3121	},
		3122	"c/skills" => {
		3123	id => "infobox",
		3124	title => "Skills",
		3125	reply => undef,
		3126	tooltip => "Shows your experience per skill and item power",
		3127	},
		3128	"c/shopitems" => {
		3129	id => "infobox",
		3130	title => "Shop Items",
		3131	reply => undef,
		3132	tooltip => "Shows the items currently for sale in this shop",
		3133	},
		3134	"c/resistances" => {
		3135	id => "infobox",
		3136	title => "Resistances",
		3137	reply => undef,
		3138	tooltip => "Shows your resistances",
		3139	},
		3140	"c/pets" => {
		3141	id => "infobox",
		3142	title => "Pets",
		3143	reply => undef,
		3144	tooltip => "Shows information abotu your pets/a specific pet",
		3145	},
		3146	"c/perceiveself" => {
		3147	id => "infobox",
		3148	title => "Perceive Self",
		3149	reply => undef,
		3150	tooltip => "You gained detailed knowledge about yourself",
		3151	},
		3152	"c/uptime" => {
		3153	id => "infobox",
		3154	title => "Uptime",
		3155	reply => undef,
		3156	tooltip => "How long the server has been running since last restart",
		3157	},
		3158	"c/mapinfo" => {
		3159	id => "infobox",
		3160	title => "Map Info",
		3161	reply => undef,
		3162	tooltip => "Information related to the maps",
		3163	},
		3164	"c/party" => {
		3165	id => "party",
		3166	title => "Party",
		3167	reply => "gsay ",
		3168	tooltip => "Messages and chat related to your party",
		3169	},
		3170	"c/death" => {
		3171	id => "death",
		3172	title => "Death",
		3173	reply => undef,
		3174	tooltip => "Reason for and more info about your most recent death",
		3175	},
		3176	"c/say" => $SAY_CHANNEL,
		3177	"c/chat" => $CHAT_CHANNEL,
		3178	);
		3179
2450	sub cf::client::send_msg {	3180	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3181	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3182
2453	$msg = $self->pl->expand_cfpod ($msg);	3183	$msg = $self->pl->expand_cfpod ($msg)
		3184	unless $color & cf::NDI_VERBATIM;
2454		3185
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	3186	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		3187
		3188	# check predefined channels, for the benefit of C
		3189	if ($CHANNEL{$channel}) {
		3190	$channel = $CHANNEL{$channel};
		3191
		3192	$self->ext_msg (channel_info => $channel);
		3193	$channel = $channel->{id};
		3194
2457	if (ref $channel) {	3195	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	3196	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	3197	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	3198	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	3199	$self->ext_msg (channel_info => $channel);
2462	}	3200	}
2463		3201
2464	$channel = $channel->{id};	3202	$channel = $channel->{id};
2465	}	3203	}
2466		3204
2467	return unless @extra || length $msg;	3205	return unless @extra || length $msg;
2468		3206
2469	if ($self->can_msg) {	3207	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3208	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3209	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3210
2482	if ($color >= 0) {	3211	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3212	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3214	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3215
		3216	$self->send_big_packet ($pkt);
		3217	}
		3218
2493	=item $client->ext_event ($type, %msg)	3219	=item $client->ext_msg ($type, @msg)
2494		3220
2495	Sends an ext event to the client.	3221	Sends an ext event to the client.
2496		3222
2497	=cut	3223	=cut
2498		3224
2499	sub cf::client::ext_event($$%) {	3225	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3226	my ($self, $type, @msg) = @_;
2501		3227
2502	return unless $self->extcmd;
2503
2504	$msg{msgtype} = "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2506	}	3229	}
2507		3230
2508	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2509		3232
2510	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2566		3289
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3291
2569	if (ref $msg) {	3292	if (ref $msg) {
		3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3294
		3295	my @reply;
		3296
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3297	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3298	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3299	}
		3300
		3301	$ns->ext_msg ("reply-$reply", @reply)
		3302	if $reply;
		3303
2576	} else {	3304	} else {
2577	warn "client " . ($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";
2578	}	3306	}
2579		3307
2580	cf::override;	3308	cf::override;
2581	},	3309	},
2582	);	3310	);
…		…
2602		3330
2603	$coro	3331	$coro
2604	}	3332	}
2605		3333
2606	cf::client->attach (	3334	cf::client->attach (
2607	on_destroy => sub {	3335	on_client_destroy => sub {
2608	my ($ns) = @_;	3336	my ($ns) = @_;
2609		3337
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3339	},
2612	);	3340	);
…		…
2627	our $safe = new Safe "safe";	3355	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
2629		3357
2630	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
2631		3359
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3360	$safe->permit_only (Opcode::opset qw(
		3361	:base_core :base_mem :base_orig :base_math :base_loop
		3362	grepstart grepwhile mapstart mapwhile
		3363	sort time
		3364	));
2633		3365
2634	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
2635		3367
2636	=pod	3368	=pod
2637		3369
2638	The following functions and methods are available within a safe environment:	3370	The following functions and methods are available within a safe environment:
2639		3371
2640	cf::object	3372	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3373	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3374	insert remove name archname title slaying race decrease split
		3375	value
2643		3376
2644	cf::object::player	3377	cf::object::player
2645	player	3378	player
2646		3379
2647	cf::player	3380	cf::player
…		…
2652		3385
2653	=cut	3386	=cut
2654		3387
2655	for (	3388	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3389	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3390	insert remove inv nrof name archname title slaying race
		3391	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3393	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
2661	) {	3395	) {
2662	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2665	for @funs;	3398	for @funs;
2666	}	3399	}
2667		3400
…		…
2682		3415
2683	my $qcode = $code;	3416	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
2686		3419
		3420	%vars = (_dummy => 0) unless %vars;
		3421
		3422	my @res;
2687	local $_;	3423	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3424
2690	my $eval =	3425	my $eval =
2691	"do {\n"	3426	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3429	. $code
2695	. "\n}"	3430	. "\n}"
2696	;	3431	;
2697		3432
		3433	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
2701		3442
2702	if ($@) {	3443	if ($@) {
2703	warn "$@";	3444	warn "$@",
2704	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
2705	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
2706	}	3447	}
2707		3448
2708	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
2709	}	3450	}
2710		3451
…		…
2724	=cut	3465	=cut
2725		3466
2726	sub register_script_function {	3467	sub register_script_function {
2727	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
2728		3469
2729	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
2731	}	3472	}
2732		3473
2733	=back	3474	=back
2734		3475
2735	=cut	3476	=cut
2736		3477
2737	#############################################################################	3478	#############################################################################
2738	# the server's init and main functions	3479	# the server's init and main functions
2739		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	$idx
		3503	}
		3504
2740	sub load_facedata($) {	3505	sub load_facedata($) {
2741	my ($path) = @_;	3506	my ($path) = @_;
2742		3507
		3508	# HACK to clear player env face cache, we need some signal framework
		3509	# for this (global event?)
		3510	%ext::player_env::MUSIC_FACE_CACHE = ();
		3511
		3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3513
2743	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
2744		3515
2745	my $facedata;	3516	my $facedata = decode_storable load_file $path;
2746	0 < aio_load $path, $facedata
2747	or die "$path: $!";
2748
2749	$facedata = Coro::Storable::thaw $facedata;
2750		3517
2751	$facedata->{version} == 2	3518	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3520
		3521	cf::cede_to_tick;
		3522
2754	{	3523	{
2755	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
2756		3525
2757	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3529
2759	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	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}} = $idx;#d#
2763		3536
2764	cf::cede_to_tick;	3537	cf::cede_to_tick;
2765	}	3538	}
2766		3539
2767	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3541	next unless $info->{smooth};
		3542
2769	my $idx = cf::face::find $face	3543	my $idx = cf::face::find $face
2770	or next;	3544	or next;
		3545
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3549	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
2776	}	3551	}
2777		3552
2778	cf::cede_to_tick;	3553	cf::cede_to_tick;
2779	}	3554	}
2780	}	3555	}
…		…
2789		3564
2790	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
2791	}	3566	}
2792		3567
2793	{	3568	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3570
2799	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3572	if (defined (my $type = $info->{type})) {
2801	name => $name,	3573	# TODO: different hash - must free and use new index, or cache ixface data queue
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3575
2808	if ($name =~ /\.jpg$/) {	3576	cf::face::set_type $idx, $type;
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3579	$FACEHASH{$info->{hash}} = $idx;#d#
2811	} else {	3580	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3581	# $RESOURCE{$name} = $info; # unused
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3582	}
2818		3583
2819	cf::cede_to_tick;	3584	cf::cede_to_tick;
2820	}	3585	}
2821	}	3586	}
2822		3587
		3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3589
2823	1	3590	1
2824	}	3591	}
2825		3592
		3593	register_exticmd fx_want => sub {
		3594	my ($ns, $want) = @_;
		3595
		3596	while (my ($k, $v) = each %$want) {
		3597	$ns->fx_want ($k, $v);
		3598	}
		3599	};
		3600
		3601	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
		3622	}
		3623
2826	sub reload_regions {	3624	sub reload_regions {
		3625	# HACK to clear player env face cache, we need some signal framework
		3626	# for this (global event?)
		3627	%ext::player_env::MUSIC_FACE_CACHE = ();
		3628
2827	load_resource_file "$MAPDIR/regions"	3629	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3630	or die "unable to load regions file\n";
2829		3631
2830	for (cf::region::list) {	3632	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3633	$_->{match} = qr/$_->{match}/
…		…
2839	}	3641	}
2840		3642
2841	sub reload_archetypes {	3643	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references	3646
2845	# this really needs to be done in an extra post-pass	3647	add_face "res/skill_info" => FT_RSRC,
2846	# (which needs to be synchronous, so solve it differently)	3648	JSON::XS->new->utf8->canonical->encode (
2847	load_resource_file "$DATADIR/archetypes"	3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2848	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 ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
2849	}	3655	}
2850		3656
2851	sub reload_treasures {	3657	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
2854	}	3660	}
2855		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
2856	sub reload_resources {	3744	sub reload_resources {
2857	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
2858		3746
		3747	reload_materials;
		3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
		3751	reload_archetypes;
2859	reload_regions;	3752	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
2864		3755
2865	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
2866	}	3757	}
2867		3758
2868	sub init {	3759	sub reload_config {
2869	reload_resources;	3760	trace "reloading config file...\n";
2870	}
2871		3761
2872	sub cfg_load {	3762	my $config = load_file "$CONFDIR/config";
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3763	utf8::decode $config;
2874	or return;	3764	*CFG = decode_yaml $config;
2875		3765
2876	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;
2878
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3767
2881	$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};
2882	$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};
2883		3770
2884	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
2888	};	3775	};
2889	warn $@ if $@;	3776	warn $@ if $@;
2890	}	3777	}
2891	}	3778	}
2892		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
2893	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
2894	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3819	$Coro::idle = sub {
2896	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#
2897	(async {	3821	(async {
2898	Event::one_event;	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3823	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
2900	};	3825	};
2901		3826
2902	cfg_load;	3827	evthread_start IO::AIO::poll_fileno;
		3828
		3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
2903	db_init;	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;
		3841	reload_config;
		3842
		3843	cf::init_uuid;
		3844	cf::init_signals;
		3845	cf::init_skills;
		3846
		3847	cf::init_beforeplay;
		3848
		3849	atomic;
		3850
2904	load_extensions;	3851	load_extensions;
2905		3852
2906	$TICK_WATCHER->start;	3853	utime time, time, $RUNTIMEFILE;
2907	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;
2908	}	3870	}
2909		3871
2910	#############################################################################	3872	#############################################################################
2911	# initialisation and cleanup	3873	# initialisation and cleanup
2912		3874
2913	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
2914	BEGIN {	3876	BEGIN {
		3877	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
2923	},
2924	);	3881	};
2925	}	3882	}
2926	}	3883	}
2927		3884
2928	sub write_runtime {	3885	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3886	my $t0 = AE::time;
2930		3887
2931	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
2933		3890
2934	IO::AIO::aio_utime $runtime, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3892
2936	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
2937		3894
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3896	or return;
2940		3897
2941	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3910	aio_utime $fh, undef, undef;
2954		3911
2955	close $fh	3912	close $fh
2956	or return;	3913	or return;
2957		3914
2958	aio_rename "$runtime~", $runtime	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3916	and return;
2960		3917
2961	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3919
2963	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 };
2964	}	3971	}
2965		3972
2966	sub emergency_save() {	3973	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
2968		3975
2969	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;
2970		3982
2971	cf::sync_job {	3983	cf::sync_job {
		3984	cf::write_runtime_sync; # external watchdog should not bark
		3985
2972	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3989	info "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3992	$pl->valid or next;
		3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3994	$pl->save;
2980	}	3995	}
2981	warn "end emergency player save\n";	3996	info "emergency_perl_save: end player save\n";
2982		3997
2983	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";
2984	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	4003	$map->valid or next;
2987	$map->save;	4004	$map->save;
2988	}	4005	}
2989	warn "end emergency map save\n";	4006	info "emergency_perl_save: end map save\n";
2990		4007
2991	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";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
2993	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
2994	};	4036	};
2995		4037
2996	warn "leave emergency perl save\n";	4038	info "emergency_perl_save: leave\n";
2997	}	4039	}
2998		4040
2999	sub post_cleanup {	4041	sub post_cleanup {
3000	my ($make_core) = @_;	4042	my ($make_core) = @_;
3001		4043
		4044	IO::AIO::flush;
		4045
3002	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3003	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	}
3004	}	4076	}
3005		4077
3006	sub do_reload_perl() {	4078	sub do_reload_perl() {
3007	# can/must only be called in main	4079	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3009	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3010	return;	4082	return;
3011	}	4083	}
3012		4084
3013	warn "reloading...";	4085	return if $RELOAD++;
3014		4086
3015	warn "entering sync_job";	4087	my $t1 = AE::time;
3016		4088
		4089	while ($RELOAD) {
		4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
		4092
		4093	trace "perl_reload: entering sync_job";
		4094
3017	cf::sync_job {	4095	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark
3019	cf::emergency_save;	4096	#cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark
3021		4097
3022	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;
3024
3025	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();	4100	%EXT_CORO = ();
3046		4101
3047	warn "removing commands";	4102	trace "perl_reload: removing commands";
3048	%COMMAND = ();	4103	%COMMAND = ();
3049		4104
3050	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3051	%EXTCMD = ();	4106	%EXTCMD = ();
3052	%EXTICMD = ();	4107	%EXTICMD = ();
3053		4108
3054	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3057		4112
3058	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3059	eval {	4114	eval {
3060	$cb->($pkg);	4115	$cb->($pkg);
3061	1	4116	1
3062	} 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;
3063	}	4122	}
3064		4123
3065	warn "... nuking $pkg";
3066	Symbol::delete_package $pkg;
3067	}
3068
3069	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3070	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		4127
3073	warn "... unloading $k";	4128	trace "... unloading $k";
3074	delete $INC{$k};	4129	delete $INC{$k};
3075		4130
3076	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3078		4133
3079	if (my $cb = $k->can ("unload_module")) {	4134	if (my $cb = $k->can ("unload_module")) {
3080	$cb->();	4135	$cb->();
		4136	}
		4137
		4138	clear_package $k;
3081	}	4139	}
3082		4140
3083	Symbol::delete_package $k;
3084	}
3085
3086	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	4142	clear_package "safe::$_"
3088	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);
3089		4144
3090	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		4148
3094	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3095	# and global variables created in xs	4150	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3097		4152
3098	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3099		4154
3100	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3101	require cf;	4156	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3103		4158
3104	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3105	cf::cfg_load;	4160	cf::reload_config;
3106		4161
3107	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3108	cf::load_extensions;	4163	cf::load_extensions;
3109		4164
		4165	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3113	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
		4172	}
3116		4173
3117	warn "leaving sync_job";	4174	cf::_post_init 1;
3118		4175
		4176	trace "perl_reload: leaving sync_job";
		4177
3119	1	4178	1
3120	} or do {	4179	} or do {
3121	warn $@;	4180	error $@;
3122	warn "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3123	exit 1;	4182	};
		4183
		4184	--$RELOAD;
3124	};	4185	}
3125		4186
3126	warn "reloaded";	4187	$t1 = AE::time - $t1;
		4188	info "perl_reload: completed in ${t1}s\n";
3127	};	4189	};
3128		4190
3129	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3130		4192
3131	sub reload_perl() {	4193	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	4194	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3134		4196
3135	$RELOAD_WATCHER ||= Event->timer (	4197	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	4198	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	4199
3138	data => WF_AUTOCANCEL,	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	4201	do_reload_perl;
3141	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3142	},	4203	};
3143	);	4204	};
3144	}	4205	}
3145		4206
3146	register_command "reload" => sub {	4207	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	4208	my ($who, $arg) = @_;
3148		4209
3149	if ($who->flag (FLAG_WIZ)) {	4210	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	4211	$who->message ("reloading server.");
		4212	async {
		4213	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	4214	reload_perl;
		4215	};
3152	}	4216	}
3153	};	4217	};
3154		4218
3155	unshift @INC, $LIBDIR;	4219	#############################################################################
3156		4220
3157	my $bug_warning = 0;	4221	my $bug_warning = 0;
3158		4222
3159	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;
3161
3162	sub wait_for_tick {	4223	sub wait_for_tick() {
3163	return unless $TICK_WATCHER->is_active;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3164	return if $Coro::current == $Coro::main;
3165		4225
3166	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3167	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;
3169	}	4227	}
3170		4228
3171	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3172	return unless $TICK_WATCHER->is_active;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3173	return if $Coro::current == $Coro::main;
3174		4231
3175	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	4234	$signal->wait;
3178	}	4235	}
3179		4236
3180	my $min = 1e6;#d#	4237	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	4238	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3192	return;	4241	return;
3193	}	4242	}
3194		4243
3195	$NOW = $tick_start = Event::time;	4244	cf::one_tick; # one server iteration
3196		4245
3197	cf::server_tick; # one server iteration	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3198		4247
3199	0 && sync_job {#d#	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	4250	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4251	$Coro::current->{desc} = "runtime saver";
3203	or die;	4252	write_runtime_sync
3204		4253	or error "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	4254	};
		4255	}
3221		4256
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4258	$sig->send;
3238	}	4259	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3240	$sig->send;
3241	}
3242		4261
3243	$NOW = Event::time;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4264
3254	_post_tick;	4265	if (0) {
3255		4266	if ($NEXT_TICK) {
3256		4267	my $jitter = $TICK_START - $NEXT_TICK;
		4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4269	debug "jitter $JITTER\n";#d#
		4270	}
3257	},	4271	}
3258	);	4272	}
3259		4273
3260	{	4274	{
3261	BDB::max_poll_time $TICK * 0.1;	4275	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4276	info "initialising database";
3263	reentrant => 0,	4277
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3271		4279	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4281
3287	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
		4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4286	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4287	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4288	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4289
3290	cf::sync_job {	4290	cf::sync_job {
3291	eval {	4291	eval {
3292	BDB::db_env_open	4292	BDB::db_env_open
3293	$DB_ENV,	4293	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4297	0666;
3298		4298
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4300	};
3304		4301
3305	cf::cleanup "db_env_open(db): $@" if $@;	4302	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4303	};
3307	}	4304	}
		4305
		4306	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4307	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4308	};
		4309	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4311	};
		4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4314	};
		4315
		4316	info "database initialised";
3308	}	4317	}
3309		4318
3310	{	4319	{
		4320	# configure IO::AIO
		4321
		4322	info "initialising aio";
3311	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4325	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,	4326	info "aio initialised";
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4327	}
3324		4328
3325	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3326		4331
3327	sub _log_backtrace {	4332	sub _log_backtrace {
3328	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3329		4334
3330	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3331		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3332	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3334	++$_log_backtrace;	4343	++$_log_backtrace;
		4344	my $perl_bt = Carp::longmess $msg;
3335	async {	4345	async {
		4346	$Coro::current->{desc} = "abt $msg";
		4347
3336	my @bt = fork_call {	4348	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4349	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4350	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4351	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4352	or die "addr2line: $!";
…		…
3348	}	4360	}
3349		4361
3350	@funcs	4362	@funcs
3351	};	4363	};
3352		4364
3353	LOG llevInfo, "[ABT] $msg\n";	4365	LOG llevInfo, "[ABT] $perl_bt\n";
		4366	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4368	--$_log_backtrace;
3356	};	4369	};
3357	} else {	4370	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3360	}	4373	}
3361	}	4374	}
3362		4375
3363	# load additional modules	4376	# load additional modules
3364	use cf::pod;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3365		4379
3366	END { cf::emergency_save }	4380	END { cf::emergency_save }
3367		4381
3368	1	4382	1
3369		4383

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