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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.322 by root, Fri Jul 27 10:10:51 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 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;
33	use Compress::LZF;	63	use Compress::LZF;
34	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
35		67
36	# configure various modules to our taste	68	# configure various modules to our taste
37	#	69	#
38	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		78
42	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
43		80	$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		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
74		125
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	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	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
80	our $NOW;	144	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		145
83	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	147	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	148	our $LINK_MAP; # the special {link} map, which is always available
94		149
95	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		152
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
101		165
102	binmode STDOUT;	166	binmode STDOUT;
103	binmode STDERR;	167	binmode STDERR;
104		168
105	# read virtual server time, if available	169	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
110	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
111		177
112	mkdir $_	178	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		180
115	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
116		182
117	sub cf::map::normalise;	183	sub cf::map::normalise;
118		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
119	#############################################################################	189	#############################################################################
120		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
121	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
122		203
123	=over 4	204	=over 4
124		205
125	=item $cf::UPTIME	206	=item $cf::UPTIME
126		207
127	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
128		224
129	=item $cf::RUNTIME	225	=item $cf::RUNTIME
130		226
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	228	every server tick.
133		229
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		233
138	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
141	database environment.	237	database environment.
142		238
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	239	=item $cf::LOADAVG
152		240
153	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
158		246
159	The raw value load value from the last tick.	247	The raw value load value from the last tick.
160		248
161	=item %cf::CFG	249	=item %cf::CFG
162		250
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	252	from wherever your confdir points to.
165		253
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		255
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
172	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
173		278
174	This array contains the results of the last C<invoke ()> call. When	279	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	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	281	that call.
177		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
178	=back	289	=back
179		290
180	=cut	291	=cut
181		292
182	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	300	my $msg = join "", @_;
185		301
186	$msg .= "\n"	302	$msg .= "\n"
187	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
188		304
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		306
191	utf8::encode $msg;
192	LOG llevError, $msg;	307	LOG llevWarn, $msg;
193	};	308	};
194	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
195		323
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	334	for my $pkg (qw(
207	cf::global cf::attachable	335	cf::global cf::attachable
208	cf::object cf::object::player	336	cf::object cf::object::player
209	cf::client cf::player	337	cf::client cf::player
210	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
211	cf::map cf::party cf::region	340	cf::party cf::region
212	)) {	341	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	343	}
216		344
217	$Event::DIED = sub {	345	$EV::DIED = sub {
218	warn "error in event callback: @_";	346	warn "error in event callback: $@";
219	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
220		353
221	#############################################################################	354	#############################################################################
222		355
223	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
224		357
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	379	$d
247	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
248	}	381	}
249		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
250	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
251		436
252	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
253		438
254	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
255		440
256	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
257		442
258	=cut	443	=cut
259		444
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		446
262	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
264		511
265	=item cf::lock_wait $string	512	=item cf::lock_wait $string
266		513
267	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
268		515
269	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
270		517
271	Wait until the given lock is available and then acquires it and returns	518	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,	519	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	520	for example when the coroutine gets canceled), the lock is automatically
274	returned.	521	returned.
275		522
		523	Locks are *not* recursive, locking from the same coro twice results in a
		524	deadlocked coro.
		525
276	Lock names should begin with a unique identifier (for example, cf::map::find	526	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	527	uses map_find and cf::map::load uses map_load).
278		528
279	=item $locked = cf::lock_active $string	529	=item $locked = cf::lock_active $string
280		530
281	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
282		532
283	=cut	533	=cut
284		534
285	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
286		536
287	sub lock_wait($) {	537	sub lock_wait($) {
288	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	539	}
296		540
297	sub lock_acquire($) {	541	sub lock_acquire($) {
298	my ($key) = @_;	542	$LOCKS->guard ($_[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	}	543	}
310		544
311	sub lock_active($) {	545	sub lock_active($) {
312	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	547	}
316		548
317	sub freeze_mainloop {	549	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
319		551
320	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	553	}
322	};	554
323	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
324	$guard	556
		557	Like EV::periodic, but randomly selects a starting point so that the actions
		558	get spread over time.
		559
		560	=cut
		561
		562	sub periodic($$) {
		563	my ($interval, $cb) = @_;
		564
		565	my $start = rand List::Util::min 180, $interval;
		566
		567	EV::periodic $start, $interval, 0, $cb
325	}	568	}
326		569
327	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
328		571
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
332		579
333	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
335		582
336	Useful for short background jobs.	583	Useful for short background jobs.
337		584
338	=cut	585	=cut
339		586
340	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
342		590
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
345	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
346		597
347	while () {	598	while () {
348	next_job:	599	next_job:
		600
349	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	602
351	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	607	$job->[2]->send;
355	Coro::cede;	608	Coro::cede;
356	goto next_job;	609	goto next_job;
357	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	612	}
359	}	613	}
360		614
361	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	618	} else {
		619	$busy = 0;
366	Coro::schedule;	620	Coro::schedule;
367	}	621	}
368	}	622	}
369	};	623	};
370		624
371	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
372	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
373		629
374	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
375	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
376		633
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
390		647
391	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
392		649
393	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
394		651
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	653	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	655	acceptable.
399		656
400	If it must be done, put the blocking parts into C<sync_job>. This will run	657	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	658	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	662	=cut
406		663
407	sub sync_job(&) {	664	sub sync_job(&) {
408	my ($job) = @_;	665	my ($job) = @_;
409		666
410	if ($Coro::current == $Coro::main) {	667	if (in_main) {
411	my $time = Event::time;	668	my $time = AE::time;
412		669
413	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
415		672
416	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	674
418	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
419		676
420	my $busy = 1;	677	my $busy = 1;
421	my @res;	678	my @res;
422		679
423	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	682	@res = eval { $job->() };
425	warn $@ if $@;	683	error $@ if $@;
426	undef $busy;	684	undef $busy;
427	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
428		686
429	while ($busy) {	687	while ($busy) {
430	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
431	}	692	}
		693	}
432		694
433	$time = Event::time - $time;	695	my $time = AE::time - $time;
434		696
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
439		698
440	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
441	} else {	700	} else {
442	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
443		702
…		…
463	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
464		723
465	$coro	724	$coro
466	}	725	}
467		726
468	=item fork_call { }, $args	727	=item fork_call { }, @args
469		728
470	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
474		733
475	=cut	734	=cut
476		735
477	sub _store_scalar {	736	sub post_fork {
478	open my $fh, ">", \my $buf	737	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	738	}
485		739
486	sub fork_call(&@) {	740	sub fork_call(&@) {
487	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
488		742
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	743	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	744	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	745	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		746
494	if (my $pid = fork) {	747	my @res = Coro::Util::fork_eval {
495	close $fh2;	748	cf::post_fork;
		749	&$cb
		750	} @args;
496		751
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	752	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	753	}
499	$res = Coro::Storable::thaw $res;
500		754
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	755	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
		764	}
		765
		766	=item $coin = coin_from_name $name
		767
		768	=cut
		769
		770	our %coin_alias = (
		771	"silver" => "silvercoin",
		772	"silvercoin" => "silvercoin",
		773	"silvercoins" => "silvercoin",
		774	"gold" => "goldcoin",
		775	"goldcoin" => "goldcoin",
		776	"goldcoins" => "goldcoin",
		777	"platinum" => "platinacoin",
		778	"platinumcoin" => "platinacoin",
		779	"platinumcoins" => "platinacoin",
		780	"platina" => "platinacoin",
		781	"platinacoin" => "platinacoin",
		782	"platinacoins" => "platinacoin",
		783	"royalty" => "royalty",
		784	"royalties" => "royalty",
		785	);
		786
		787	sub coin_from_name($) {
		788	$coin_alias{$_[0]}
		789	? cf::arch::find $coin_alias{$_[0]}
		790	: undef
528	}	791	}
529		792
530	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
531		794
532	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
535		798
536	Stores the given C<$value> in the family. It can currently store binary	799	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	800	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		801
		802	=item $db = cf::db_table "name"
		803
		804	Create and/or open a new database table. The string must not be "db" and must be unique
		805	within each server.
		806
539	=cut	807	=cut
		808
		809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
		813	my ($name) = @_;
		814	my $db = BDB::db_create $DB_ENV;
		815
		816	eval {
		817	$db->set_flags (BDB::CHKSUM);
		818
		819	utf8::encode $name;
		820	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		821	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		822	cf::cleanup "db_open(db): $!" if $!;
		823	};
		824	cf::cleanup "db_open(db): $@" if $@;
		825
		826	$db
		827	}
540		828
541	our $DB;	829	our $DB;
542		830
543	sub db_init {	831	sub db_init {
544	unless ($DB) {	832	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	833	}
559		834
560	sub db_get($$) {	835	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
562		837
563	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
564	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
565		842
566	$! ? ()	843	$! ? ()
567	: $data	844	: $data
568	}
569	}	845	}
570		846
571	sub db_put($$$) {	847	sub db_put($$$) {
572	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		877
602	my @data;	878	my @data;
603	my $md5;	879	my $md5;
604		880
605	for (0 .. $#$src) {	881	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	883	}
609		884
610	# if processing is expensive, check	885	# if processing is expensive, check
611	# checksum first	886	# checksum first
612	if (1) {	887	if (1) {
613	$md5 =	888	$md5 =
614	join "\x00",	889	join "\x00",
615	$processversion,	890	$processversion,
616	map {	891	map {
617	Coro::cede;	892	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	893	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	894	} 0.. $#$src;
620		895
621		896
622	my $dbmd5 = db_get cache => "$id/md5";	897	my $dbmd5 = db_get cache => "$id/md5";
…		…
625		900
626	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
627	}	902	}
628	}	903	}
629		904
630	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
631	my $data = $process->(\@data);	906	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
633		908
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		910
636	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
639		914
…		…
649		924
650	=cut	925	=cut
651		926
652	sub datalog($@) {	927	sub datalog($@) {
653	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	930	}
656		931
657	=back	932	=back
658		933
659	=cut	934	=cut
660		935
661	#############################################################################	936	#############################################################################
662		937
663	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
664		939
665	Many objects in crossfire are so-called attachable objects. That means you can	940	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	941	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
668		943
669	In the following description, CLASS can be any of C<global>, C<object>	944	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	945	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	946	Deliantra).
672		947
673	=over 4	948	=over 4
674		949
675	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
676		951
…		…
720	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
721		996
722	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
724		999
725	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
727		1002
728	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
729		1004
730	=over 4	1005	=over 4
…		…
854		1129
855	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1132
858	} elsif (ref $type) {	1133	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
860		1135
861	} else {	1136	} else {
862	shift @arg;	1137	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
864	}	1139	}
865	}	1140	}
866	}	1141	}
867		1142
868	sub _object_attach {	1143	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
879	}	1154	}
880		1155
881	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
882	} else {	1157	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1159	}
885		1160
886	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
887	}	1162	}
888		1163
…		…
947		1222
948	for (@$callbacks) {	1223	for (@$callbacks) {
949	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
950		1225
951	if ($@) {	1226	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1228	override;
955	}	1229	}
956		1230
957	return 1 if $override;	1231	return 1 if $override;
958	}	1232	}
959		1233
960	0	1234	0
961	}	1235	}
962		1236
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1238
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1240
967	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
968		1242
…		…
974		1248
975	=cut	1249	=cut
976		1250
977	#############################################################################	1251	#############################################################################
978	# object support	1252	# object support
979	#
980		1253
		1254	sub _object_equal($$);
		1255	sub _object_equal($$) {
		1256	my ($a, $b) = @_;
		1257
		1258	return 0 unless (ref $a) eq (ref $b);
		1259
		1260	if ("HASH" eq ref $a) {
		1261	my @ka = keys %$a;
		1262	my @kb = keys %$b;
		1263
		1264	return 0 if @ka != @kb;
		1265
		1266	for (0 .. $#ka) {
		1267	return 0 unless $ka[$_] eq $kb[$_];
		1268	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1269	}
		1270
		1271	} elsif ("ARRAY" eq ref $a) {
		1272
		1273	return 0 if @$a != @$b;
		1274
		1275	for (0 .. $#$a) {
		1276	return 0 unless _object_equal $a->[$_], $b->[$_];
		1277	}
		1278
		1279	} elsif ($a ne $b) {
		1280	return 0;
		1281	}
		1282
		1283	1
		1284	}
		1285
		1286	our $SLOW_MERGES;#d#
981	sub _can_merge {	1287	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
983		1289
984	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1291
988	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
989	}	1294	}
990		1295
991	sub reattach {	1296	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1298	my ($obj) = @_;
994		1299
		1300	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1301	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1302
997	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
998		1304
999	@$registry = ();	1305	@$registry = ();
1000		1306
…		…
1005	for (@$attach) {	1311	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1008	}	1314	}
1009	} else {	1315	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1317	}
1012	}	1318	}
1013	}	1319	}
1014		1320
1015	cf::attachable->attach (	1321	cf::attachable->attach (
1016	prio => -1000000,	1322	prio => -1000000,
1017	on_instantiate => sub {	1323	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
1019		1325
1020	$data = from_json $data;	1326	$data = decode_json $data;
1021		1327
1022	for (@$data) {	1328	for (@$data) {
1023	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
1024		1330
1025	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1347	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1043		1349
1044	sync_job {	1350	sync_job {
1045	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1048		1356
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	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;
		1362	aio_fsync $fh;
		1363	}
1053	close $fh;	1364	aio_close $fh;
1054		1365
1055	if (@$objs) {	1366	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	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;
		1373	aio_fsync $fh;
		1374	}
1061	close $fh;	1375	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1377	}
1064	} else {	1378	} else {
1065	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1066	}	1380	}
1067		1381
1068	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1386	} else {
1070	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1071	}	1388	}
1072	} else {	1389	} else {
1073	aio_unlink $filename;	1390	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1075	}	1392	}
1076	}	1393	};
1077	}	1394	}
1078		1395
1079	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1081		1398
…		…
1093	or return;	1410	or return;
1094		1411
1095	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1414	or return;
		1415
1098	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1099	}	1418	}
1100		1419
		1420	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
		1424
1103	return ($data, $av);	1425	($data, $av)
1104	}	1426	}
1105		1427
1106	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
1107		1429
1108	=over 4	1430	=over 4
…		…
1110	=cut	1432	=cut
1111		1433
1112	#############################################################################	1434	#############################################################################
1113	# command handling &c	1435	# command handling &c
1114		1436
1115	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1116		1438
1117	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1118	$name.	1440	$name.
1119		1441
1120	=cut	1442	=cut
…		…
1126	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1127		1449
1128	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1129	}	1451	}
1130		1452
1131	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1132		1454
1133	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1134	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1135	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1136	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1137	has logged in successfully.	1459	has logged in successfully.
1138		1460
1139	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1140	called.
1141		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1142	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1143		1469
1144	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1145	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1146	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1147	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1148	log-in.	1474	log-in.
1149		1475
1150	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1151	called.
1152		1477
1153	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1154		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1155	sub register_extcmd {	1485	sub register_extcmd($$) {
1156	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1157		1487
1158	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1159	}	1489	}
1160		1490
1161	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1162	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1163		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1164	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1165	}	1501	}
1166		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1167	cf::player->attach (	1511	cf::player->attach (
1168	on_command => sub {	1512	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1170		1514
1171	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1172	or return;	1516	or return;
1173		1517
…		…
1181	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1182		1526
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1528
1185	if (ref $msg) {	1529	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg
1188	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1531
1191	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
1193		1547
1194	$pl->ext_reply ($reply, @reply)	1548	$pl->ext_msg ("reply-$reply", @reply)
1195	if $reply;	1549	if $reply;
1196	}	1550	}
		1551
1197	} else {	1552	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1554	}
1200		1555
1201	cf::override;	1556	cf::override;
1202	},	1557	},
1203	);	1558	);
1204		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1205	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1206	cf::sync_job {	1589	cf::sync_job {
1207	my %todo;	1590	my %todo;
1208		1591
1209	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1593	next unless -r $path;
…		…
1228		1611
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1614
1232	$ext{source} =	1615	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1235	. $source	1618	. $source
1236	. "\n};\n1";	1619	. "\n};\n1";
1237		1620
1238	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1239	}	1622	}
1240		1623
		1624	my $pass = 0;
1241	my %done;	1625	my %done;
1242	while (%todo) {	1626	while (%todo) {
1243	my $progress;	1627	my $progress;
1244		1628
		1629	++$pass;
		1630
		1631	ext:
1245	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1634	next ext
1248	unless exists $done{$_};	1635	unless exists $done{$_};
1249	}	1636	}
1250		1637
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1639
1253	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1258	warn $msg;	1656
1259	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1658	delete $todo{$k};
1261	}	1659	} else {
1262		1660	$done{$k} = delete $todo{$k};
1263	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1264	}	1666	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1667	}
1270		1668
1271	skip:	1669	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1274	}	1679	}
1275	};	1680	};
1276	}	1681	}
1277		1682
1278	#############################################################################	1683	#############################################################################
1279		1684
1280	=back	1685	=back
1281		1686
1282	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1283		1688
1284	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1285		1690
1286	=cut	1691	=cut
1287		1692
1288	package cf::player;	1693	package cf::player;
1289		1694
1290	use Coro::AIO;	1695	use Coro::AIO;
1291		1696
1292	=head3 cf::player	1697	=head3 cf::player
1293		1698
1294	=over 4	1699	=over 4
		1700
		1701	=item cf::player::num_playing
		1702
		1703	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1704
		1705	=cut
		1706
		1707	sub num_playing {
		1708	scalar grep
		1709	$_->ob->map
		1710	&& !$_->hidden
		1711	&& !$_->ob->flag (cf::FLAG_WIZ),
		1712	cf::player::list
		1713	}
1295		1714
1296	=item cf::player::find $login	1715	=item cf::player::find $login
1297		1716
1298	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1299		1718
…		…
1318		1737
1319	sub exists($) {	1738	sub exists($) {
1320	my ($login) = @_;	1739	my ($login) = @_;
1321		1740
1322	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1324	}	1743	}
1325		1744
1326	sub find($) {	1745	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1747	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1754	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1755	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1756	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1758
1340	my $pl = load_pl path $login	1759	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1760	or return;
		1761
		1762	my $pl = cf::player::load_pl $f
		1763	or return;
		1764
		1765	local $cf::PLAYER_LOADING{$login} = $pl;
		1766	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1343	}	1768	}
1344	}	1769	}
1345	}	1770	}
		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
1346		1784
1347	sub save($) {	1785	sub save($) {
1348	my ($pl) = @_;	1786	my ($pl) = @_;
1349		1787
1350	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1356		1794
1357	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1359		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1802
1360	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1361	Coro::cede;	1804	cf::cede_to_tick;
1362	}	1805	}
1363		1806
1364	sub new($) {	1807	sub new($) {
1365	my ($login) = @_;	1808	my ($login) = @_;
1366		1809
…		…
1372	$cf::PLAYER{$login} = $self;	1815	$cf::PLAYER{$login} = $self;
1373		1816
1374	$self	1817	$self
1375	}	1818	}
1376		1819
		1820	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1821
		1822	=cut
		1823
		1824	sub send_msg {
		1825	my $ns = shift->ns
		1826	or return;
		1827	$ns->send_msg (@_);
		1828	}
		1829
1377	=item $pl->quit_character	1830	=item $pl->quit_character
1378		1831
1379	Nukes the player without looking back. If logged in, the connection will	1832	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1833	be destroyed. May block for a long time.
1381		1834
…		…
1385	my ($pl) = @_;	1838	my ($pl) = @_;
1386		1839
1387	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1388		1841
1389	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1844
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1395	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1396		1853
1397	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1434	or return [];	1891	or return [];
1435		1892
1436	my @logins;	1893	my @logins;
1437		1894
1438	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
		1896	my $path = path $login;
		1897
		1898	# a .pst is a dead give-away for a valid player
		1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1904	}
1442		1905
1443	utf8::decode $login;	1906	utf8::decode $login;
1444	push @logins, $login;	1907	push @logins, $login;
1445	}	1908	}
1446		1909
1447	\@logins	1910	\@logins
1448	}	1911	}
1449		1912
1450	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1451		1916
1452	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1453	player. May block.	1918	player. May block.
1454		1919
1455	=cut	1920	=cut
…		…
1473	}	1938	}
1474		1939
1475	\@paths	1940	\@paths
1476	}	1941	}
1477		1942
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1944
1480	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527
1528	=item $player->ext_reply ($msgid, @msg)
1529
1530	Sends an ext reply to the player.
1531
1532	=cut
1533
1534	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;
1536
1537	if ($self->ns->extcmd == 2) {
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}
1545		1946
1546	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1547		1948
1548	Sends an ext event to the client.	1949	Sends an ext event to the client.
1549		1950
…		…
1569		1970
1570	=cut	1971	=cut
1571		1972
1572	sub find_by_path($) {	1973	sub find_by_path($) {
1573	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1574		1977
1575	my ($match, $specificity);	1978	my ($match, $specificity);
1576		1979
1577	for my $region (list) {	1980	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1606		2009
1607	sub generate_random_map {	2010	sub generate_random_map {
1608	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1610	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	2016	}
1624		2017
1625	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1626		2019
1627	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1632		2025
1633	sub register {	2026	sub register {
1634	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	2028	my $pkg = caller;
1636		2029
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		2031
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	2033	}
1642		2034
1643	# also paths starting with '/'	2035	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		2037
1646	sub thawer_merge {	2038	sub thawer_merge {
1647	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1648		2040
1649	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1654	}	2046	}
1655		2047
1656	sub normalise {	2048	sub normalise {
1657	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1658		2050
1659	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1660		2052
1661	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1662		2054
1663	# map plan:	2055	# map plan:
1664	#	2056	#
…		…
1679	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	2072	$path = "$base/$path";
1681	}	2073	}
1682		2074
1683	for ($path) {	2075	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1687	}	2078	}
1688		2079
1689	$path	2080	$path
…		…
1703	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1704	return $self;	2095	return $self;
1705	}	2096	}
1706	}	2097	}
1707		2098
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	2100	()
1710	}	2101	}
1711		2102
		2103	# may re-bless or do other evil things
1712	sub init {	2104	sub init {
1713	my ($self) = @_;	2105	my ($self) = @_;
1714		2106
1715	$self	2107	$self
1716	}	2108	}
…		…
1735		2127
1736	# the temporary/swap location	2128	# the temporary/swap location
1737	sub save_path {	2129	sub save_path {
1738	my ($self) = @_;	2130	my ($self) = @_;
1739		2131
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1742	}	2134	}
1743		2135
1744	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1745	sub uniq_path {	2137	sub uniq_path {
1746	my ($self) = @_;	2138	my ($self) = @_;
1747		2139
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2142	}
1760		2143
1761	sub decay_objects {	2144	sub decay_objects {
1762	my ($self) = @_;	2145	my ($self) = @_;
1763		2146
…		…
1776		2159
1777	sub load_header_from($) {	2160	sub load_header_from($) {
1778	my ($self, $path) = @_;	2161	my ($self, $path) = @_;
1779		2162
1780	utf8::encode $path;	2163	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2164	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2165	or return;
1786		2166
		2167	$self->_load_header ($f)
		2168	or return;
		2169
		2170	local $MAP_LOADING{$self->{path}} = $self;
		2171	$f->resolve_delayed_derefs;
		2172
1787	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1788		2174
1789	1	2175	1
1790	}	2176	}
1791		2177
		2178	# used to laod the header of an original map
1792	sub load_header_orig {	2179	sub load_header_orig {
1793	my ($self) = @_;	2180	my ($self) = @_;
1794		2181
1795	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1796	}	2183	}
1797		2184
		2185	# used to laod the header of an instantiated map
1798	sub load_header_temp {	2186	sub load_header_temp {
1799	my ($self) = @_;	2187	my ($self) = @_;
1800		2188
1801	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1802	}	2190	}
1803		2191
		2192	# called after loading the header from an instantiated map
1804	sub prepare_temp {	2193	sub prepare_temp {
1805	my ($self) = @_;	2194	my ($self) = @_;
1806		2195
1807	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1808	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1809	# safety	2198	# safety
1810	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1811	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1812	}	2201	}
1813		2202
		2203	# called after loading the header from an original map
1814	sub prepare_orig {	2204	sub prepare_orig {
1815	my ($self) = @_;	2205	my ($self) = @_;
1816		2206
1817	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1818	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1842		2232
1843	sub find;	2233	sub find;
1844	sub find {	2234	sub find {
1845	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1846		2236
		2237	cf::cede_to_tick;
		2238
1847	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1848		2240
		2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2243
1851	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1854	or return;	2246	or return;
1855		2247
1856	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1857		2249
…		…
1859	or return;	2251	or return;
1860		2252
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
		2257	undef $guard1;
1864	$map->reset;	2258	$map->reset;
1865	undef $guard;
1866	return find $path;	2259	return find $path;
1867	}	2260	}
1868		2261
1869	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1870	}	2263	}
1871	}	2264	}
1872		2265
1873	sub pre_load { }	2266	sub pre_load { }
1874	sub post_load { }	2267	#sub post_load { } # XS
1875		2268
1876	sub load {	2269	sub load {
1877	my ($self) = @_;	2270	my ($self) = @_;
1878		2271
1879	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
1880		2273
1881	my $path = $self->{path};	2274	my $path = $self->{path};
1882		2275
1883	{	2276	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1885		2278
		2279	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1887
1888	$self->in_memory (cf::MAP_LOADING);
1889		2281
1890	$self->alloc;	2282	$self->alloc;
1891		2283
1892	$self->pre_load;	2284	$self->pre_load;
1893	Coro::cede;	2285	cf::cede_to_tick;
1894		2286
1895	$self->_load_objects ($self->{load_path}, 1)	2287	if (exists $self->{load_path}) {
		2288	my $f = new_from_file cf::object::thawer $self->{load_path};
		2289	$f->skip_block;
		2290	$self->_load_objects ($f)
1896	or return;	2291	or return;
1897		2292
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1899	if delete $self->{load_original};	2294	if delete $self->{load_original};
1900		2295
1901	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2297	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2298	unless (aio_stat $uniq) {
		2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2300	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2301	$self->_load_objects ($f);
		2302	$f->resolve_delayed_derefs;
		2303	}
		2304	}
1906	}	2305	}
1907	}
1908		2306
1909	Coro::cede;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
		2314
		2315	cf::cede_to_tick;
1910	# now do the right thing for maps	2316	# now do the right thing for maps
1911	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2319	unless $self->difficulty;
1914	Coro::cede;	2320	cf::cede_to_tick;
1915		2321
1916	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2323	$self->decay_objects;
1918	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1919	$self->update_buttons;	2325	$self->update_buttons;
1920	Coro::cede;	2326	cf::cede_to_tick;
1921	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1922	Coro::cede;
1923	$self->activate;
1924	}	2328	}
1925		2329
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2330	$self->{last_save} = $cf::RUNTIME;
		2331	$self->last_access ($cf::RUNTIME);
1927	}	2332	}
1928		2333
1929	$self->post_load;	2334	$self->post_load;
1930	}
1931		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2342	sub customise_for {
1933	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1934		2344
1935	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2346	if $self->per_player;
…		…
1939	# if $self->per_party;	2349	# if $self->per_party;
1940		2350
1941	$self	2351	$self
1942	}	2352	}
1943		2353
1944	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {
1946	my ($map) = @_;
1947
1948	my @diag; # diagonal neighbours
1949
1950	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)
1952	or next;
1953	$neigh = find $neigh, $map
1954	or next;
1955	$neigh->load;
1956
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}
1960
1961	for (@diag) {
1962	my $neigh = find @$_
1963	or next;
1964	$neigh->load;
1965	}
1966	}
1967
1968	sub find_sync {	2354	sub find_sync {
1969	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1970		2356
1971	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
1972	}	2362	}
1973		2363
1974	sub do_load_sync {	2364	sub do_load_sync {
1975	my ($map) = @_;	2365	my ($map) = @_;
1976		2366
1977	cf::sync_job { $map->load };	2367	# it's a bug to call this from the main context
		2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2369	if $Coro::current == $Coro::main;
		2370
		2371	$map->load;
1978	}	2372	}
1979		2373
1980	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1982		2376
1983	sub find_async {	2377	sub find_async {
1984	my ($path, $origin) = @_;	2378	my ($path, $origin, $load) = @_;
1985		2379
1986	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
1987		2381
1988	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
1990	}	2384	}
1991		2385
1992	undef $MAP_PREFETCH{$path};	2386	$MAP_PREFETCH{$path} |= $load;
		2387
1993	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
1994	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2393	if (my $map = find $k) {
1997	$map->load;	2394	$map->load if $v;
1998	}	2395	}
1999		2396
2000	delete $MAP_PREFETCH{$path};	2397	delete $MAP_PREFETCH{$k};
2001	}	2398	}
2002	}	2399	}
2003	undef $MAP_PREFETCHER;	2400	undef $MAP_PREFETCHER;
2004	};	2401	};
2005	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2006		2403
2007	()	2404	()
2008	}	2405	}
2009		2406
		2407	# common code, used by both ->save and ->swapout
2010	sub save {	2408	sub _save {
2011	my ($self) = @_;	2409	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2410
2015	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2016		2412
2017	return unless $self->dirty;	2413	return unless $self->dirty;
2018		2414
…		…
2024	return if $self->{deny_save};	2420	return if $self->{deny_save};
2025		2421
2026	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2027		2423
2028	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2030	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2031		2430
2032	if ($uniq) {	2431	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2434	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2436	}
2038	}	2437	}
2039		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2040	sub swap_out {	2447	sub swap_out {
2041	my ($self) = @_;	2448	my ($self) = @_;
2042		2449
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2048	return if $self->players;	2454	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
2052	$self->clear;	2465	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2466	}
2055		2467
2056	sub reset_at {	2468	sub reset_at {
2057	my ($self) = @_;	2469	my ($self) = @_;
2058		2470
…		…
2076		2488
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2490
2079	return if $self->players;	2491	return if $self->players;
2080		2492
2081	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
2082		2494
2083	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2084		2496
2085	# need to save uniques path	2497	# need to save uniques path
2086	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2500
…		…
2090	if $uniq;	2502	if $uniq;
2091	}	2503	}
2092		2504
2093	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2094		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2509	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2510
2099	$self->unlink_save;	2511	$self->unlink_save;
2100	$self->destroy;	2512	$self->destroy;
2101	}	2513	}
2102		2514
2103	my $nuke_counter = "aaaa";	2515	my $nuke_counter = "aaaa";
2104		2516
2105	sub nuke {	2517	sub nuke {
2106	my ($self) = @_;	2518	my ($self) = @_;
2107		2519
		2520	{
		2521	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2522
2108	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2109		2524
2110	$self->unlink_save;	2525	$self->unlink_save;
2111		2526
2112	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2532
2118	$cf::MAP{$self->path} = $self;	2533	$cf::MAP{$self->path} = $self;
		2534	}
2119		2535
2120	$self->reset; # polite request, might not happen	2536	$self->reset; # polite request, might not happen
2121	}	2537	}
2122		2538
2123	=item $maps = cf::map::tmp_maps	2539	=item $maps = cf::map::tmp_maps
…		…
2165		2581
2166	sub unique_maps() {	2582	sub unique_maps() {
2167	[	2583	[
2168	map {	2584	map {
2169	utf8::decode $_;	2585	utf8::decode $_;
2170	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2171	? normalise $_	2589	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2591	]
2175	}	2592	}
2176		2593
2177	package cf;	2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
2178		2625
2179	=back	2626	=back
2180		2627
2181	=head3 cf::object	2628	=head3 cf::object
2182		2629
…		…
2186		2633
2187	=over 4	2634	=over 4
2188		2635
2189	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2190		2637
2191	Returns the inventory of the object _and_ their inventories, recursively.	2638	Returns the inventory of the object I<and> their inventories, recursively,
		2639	but I<not> the object itself.
2192		2640
2193	=cut	2641	=cut
2194		2642
2195	sub inv_recursive_;	2643	sub inv_recursive_;
2196	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2199		2647
2200	sub inv_recursive {	2648	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2202	}	2650	}
2203		2651
		2652	=item $ref = $ob->ref
		2653
		2654	Creates and returns a persistent reference to an object that can be stored as a string.
		2655
		2656	=item $ob = cf::object::deref ($refstring)
		2657
		2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2659	even if the object actually exists. May block.
		2660
		2661	=cut
		2662
		2663	sub deref {
		2664	my ($ref) = @_;
		2665
		2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2667	my ($uuid, $name) = ($1, $2);
		2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2669	or return;
		2670	$pl->ob->uuid eq $uuid
		2671	or return;
		2672
		2673	$pl->ob
		2674	} else {
		2675	warn "$ref: cannot resolve object reference\n";
		2676	undef
		2677	}
		2678	}
		2679
2204	package cf;	2680	package cf;
2205		2681
2206	=back	2682	=back
2207		2683
2208	=head3 cf::object::player	2684	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2690	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2691	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2217		2693
2218	=cut	2694	=cut
		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
2219		2709
2220	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2711	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2712	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2727
2238	} else {	2728	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2731	}
2242	}	2732	}
		2733	}
		2734
		2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2736
		2737	=cut
		2738
		2739	sub cf::object::send_msg {
		2740	my $pl = shift->contr
		2741	or return;
		2742	$pl->send_msg (@_);
2243	}	2743	}
2244		2744
2245	=item $player_object->may ("access")	2745	=item $player_object->may ("access")
2246		2746
2247	Returns wether the given player is authorized to access resource "access"	2747	Returns wether the given player is authorized to access resource "access"
…		…
2260		2760
2261	=item $player_object->enter_link	2761	=item $player_object->enter_link
2262		2762
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2764
2265	The player should be reasonably safe there for short amounts of time. You	2765	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2767	though, as the player cannot control the character while it is on the link
		2768	map.
2267		2769
2268	Will never block.	2770	Will never block.
2269		2771
2270	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2271		2773
…		…
2291	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2794	my ($self) = @_;
2293		2795
2294	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2295		2797
		2798	++$self->{_link_recursion};
		2799
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2801
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2300		2804
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2806	}
2303		2807
2304	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2306		2810
…		…
2323	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2325		2829
2326	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2329		2833
2330	$map->load;	2834	$map->load;
2331	$map->load_diag;
2332		2835
2333	return unless $self->contr->active;	2836	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2837
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2338	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2339		2845
		2846	}
		2847
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2849
2342	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2854	be called at the end of this process.
2347		2855
		2856	Note that $check will be called with a potentially non-loaded map, so if
		2857	it needs a loaded map it has to call C<< ->load >>.
		2858
2348	=cut	2859	=cut
2349		2860
2350	our $GOTOGEN;	2861	our $GOTOGEN;
2351		2862
2352	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
		2871
2355	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2874
2358	$self->enter_link;	2875	$self->enter_link;
2359		2876
2360	(async {	2877	(async {
		2878	$Coro::current->{desc} = "player::goto $path $x $y";
		2879
		2880	# *tag paths override both path and x|y
		2881	if ($path =~ /^\*(.*)$/) {
		2882	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2883	my $ob = $obs[rand @obs];
		2884
		2885	# see if we actually can go there
		2886	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2887	$ob = $obs[rand @obs];
		2888	} else {
		2889	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2890	}
		2891	# else put us there anyways for now #d#
		2892
		2893	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2894	} else {
		2895	($path, $x, $y) = (undef, undef, undef);
		2896	}
		2897	}
		2898
2361	my $map = eval {	2899	my $map = eval {
2362	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2901
2364	if ($map) {	2902	if ($map) {
2365	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2905	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2907	}
2370		2908
2371	$map	2909	$map
2372	};	2910	};
2373		2911
…		…
2379	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2382	}	2920	}
2383		2921
2384	$done->() if $done;	2922	$done->($self) if $done;
2385	})->prio (1);	2923	})->prio (1);
2386	}	2924	}
2387		2925
2388	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2389		2927
…		…
2409	}	2947	}
2410		2948
2411	sub prepare_random_map {	2949	sub prepare_random_map {
2412	my ($exit) = @_;	2950	my ($exit) = @_;
2413		2951
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2954	# that depends on the exit object
2419		2955
2420	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2958	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2427	}	2965	}
2428		2966
2429	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2430		2968
2431	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2434		2972
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2975	undef $fh;
2438	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2439		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2442	}	2984	}
2443	}	2985	}
2444		2986
2445	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2447		2989
2448	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2449		2991
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2992	$self->enter_link;
2462		2993
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2994	(async {
2468	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2469	unless (eval {	2997	unless (eval {
		2998	$self->deactivate_recursive; # just to be sure
		2999
		3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3001	my $x = $exit->stats->hp;
		3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
		3026
2470	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2471		3028
		3029	# if exit is damned, update players death & WoR home-position
		3030	$self->contr->savebed ($map, $x, $y)
		3031	if $exit->flag (cf::FLAG_DAMNED);
		3032
2472	1;	3033	1
2473	}) {	3034	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2478		3039
2479	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	3041	$self->leave_link;
2481	}	3042	}
2482	})->prio (1);	3043	})->prio (1);
2483	}	3044	}
2484		3045
…		…
2496	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2498		3059
2499	utf8::encode $text;	3060	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2501	}	3087	}
2502		3088
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3090
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2509		3095
2510	=cut	3096	=cut
2511		3097
		3098	# non-persistent channels (usually the info channel)
		3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
		3106	"c/identify" => {
		3107	id => "infobox",
		3108	title => "Identify",
		3109	reply => undef,
		3110	tooltip => "Items recently identified",
		3111	},
		3112	"c/examine" => {
		3113	id => "infobox",
		3114	title => "Examine",
		3115	reply => undef,
		3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
		3130	"c/lookat" => {
		3131	id => "infobox",
		3132	title => "Look",
		3133	reply => undef,
		3134	tooltip => "What you saw there",
		3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
		3210	);
		3211
2512	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3214
2515	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2516		3217
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3219
		3220	# check predefined channels, for the benefit of C
		3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2519	if (ref $channel) {	3227	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3231	$self->ext_msg (channel_info => $channel);
2524	}	3232	}
…		…
2526	$channel = $channel->{id};	3234	$channel = $channel->{id};
2527	}	3235	}
2528		3236
2529	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2530		3238
2531	if ($self->can_msg) {	3239	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3241	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3242
2544	if ($color >= 0) {	3243	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3244	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3246	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3247
2549	$self->send_packet ("drawinfo $color $msg")	3248	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3249	}
2554		3250
2555	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2556		3252
2557	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2559	=cut	3255	=cut
2560		3256
2561	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2563		3259
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}
2572	}	3261	}
2573		3262
2574	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2575		3264
2576	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2631	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2632		3321
2633	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2634		3323
2635	if (ref $msg) {	3324	if (ref $msg) {
2636	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2637	"ARRAY" eq ref $msg
2638	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3326
2641	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
2643		3342
2644	$ns->ext_reply ($reply, @reply)	3343	$ns->ext_msg ("reply-$reply", @reply)
2645	if $reply;	3344	if $reply;
2646	}	3345	}
2647	} else {	3346	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3348	}
2650		3349
2651	cf::override;	3350	cf::override;
2652	},	3351	},
2653	);	3352	);
…		…
2673		3372
2674	$coro	3373	$coro
2675	}	3374	}
2676		3375
2677	cf::client->attach (	3376	cf::client->attach (
2678	on_destroy => sub {	3377	on_client_destroy => sub {
2679	my ($ns) = @_;	3378	my ($ns) = @_;
2680		3379
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3381	},
2683	);	3382	);
…		…
2698	our $safe = new Safe "safe";	3397	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2700		3399
2701	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2702		3401
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3402	$safe->permit_only (Opcode::opset qw(
		3403	:base_core :base_mem :base_orig :base_math :base_loop
		3404	grepstart grepwhile mapstart mapwhile
		3405	sort time
		3406	));
2704		3407
2705	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
2706		3409
2707	=pod	3410	=pod
2708		3411
2709	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2710		3413
2711	cf::object	3414	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3415	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3416	insert remove name archname title slaying race decrease split
		3417	value
2714		3418
2715	cf::object::player	3419	cf::object::player
2716	player	3420	player
2717		3421
2718	cf::player	3422	cf::player
…		…
2723		3427
2724	=cut	3428	=cut
2725		3429
2726	for (	3430	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3432	insert remove inv nrof name archname title slaying race
		3433	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2732	) {	3437	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3440	for @funs;
2737	}	3441	}
2738		3442
…		…
2753		3457
2754	my $qcode = $code;	3458	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2757		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2758	local $_;	3465	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3466
2761	my $eval =	3467	my $eval =
2762	"do {\n"	3468	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3471	. $code
2766	. "\n}"	3472	. "\n}"
2767	;	3473	;
2768		3474
		3475	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
2772		3484
2773	if ($@) {	3485	if ($@) {
2774	warn "$@";	3486	warn "$@",
2775	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2777	}	3489	}
2778		3490
2779	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2780	}	3492	}
2781		3493
…		…
2795	=cut	3507	=cut
2796		3508
2797	sub register_script_function {	3509	sub register_script_function {
2798	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2799		3511
2800	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2802	}	3514	}
2803		3515
2804	=back	3516	=back
2805		3517
2806	=cut	3518	=cut
2807		3519
2808	#############################################################################	3520	#############################################################################
2809	# the server's init and main functions	3521	# the server's init and main functions
2810		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
		3546
2811	sub load_facedata($) {	3547	sub load_facedata($) {
2812	my ($path) = @_;	3548	my ($path) = @_;
2813		3549
		3550	# HACK to clear player env face cache, we need some signal framework
		3551	# for this (global event?)
		3552	%ext::player_env::MUSIC_FACE_CACHE = ();
		3553
		3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3555
2814	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2815		3557
2816	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3559
2822	$facedata->{version} == 2	3560	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3562
		3563	cf::cede_to_tick;
		3564
2825	{	3565	{
2826	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2827		3567
2828	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2830	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2835	cf::cede_to_tick;	3579	cf::cede_to_tick;
2836	}	3580	}
2837		3581
2838	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2840	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2841	or next;	3586	or next;
		3587
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3591	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3593	}
2848		3594
2849	cf::cede_to_tick;	3595	cf::cede_to_tick;
2850	}	3596	}
2851	}	3597	}
2852		3598
2853	{	3599	{
2854	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2855		3601
2856	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2857	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2858	cf::cede_to_tick;	3604	cf::cede_to_tick;
2859	}	3605	}
2860		3606
2861	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2862	}	3608	}
2863		3609
2864	{	3610	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3612
2872	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3614	if (defined (my $type = $info->{type})) {
2874	name => $name,	3615	# TODO: different hash - must free and use new index, or cache ixface data queue
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3617
2880	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3621	$FACEHASH{$info->{hash}} = $idx;#d#
2887	} else {	3622	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3623	# $RESOURCE{$name} = $info; # unused
2889	}	3624	}
2890		3625
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3626	cf::cede_to_tick;
2894	}	3627	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904
2905	cf::sound::set $sound->[0] => $face;
2906	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2907	}
2908
2909	#TODO
2910	}
2911	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2912		3631
2913	1	3632	1
2914	}	3633	}
2915		3634
2916	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
2919	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
2920	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
2921	}	3640	}
2922	};	3641	};
2923		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
		3665
2924	sub reload_regions {	3666	sub reload_regions {
		3667	# HACK to clear player env face cache, we need some signal framework
		3668	# for this (global event?)
		3669	%ext::player_env::MUSIC_FACE_CACHE = ();
		3670
2925	load_resource_file "$MAPDIR/regions"	3671	load_resource_file "$MAPDIR/regions"
2926	or die "unable to load regions file\n";	3672	or die "unable to load regions file\n";
2927		3673
2928	for (cf::region::list) {	3674	for (cf::region::list) {
2929	$_->{match} = qr/$_->{match}/	3675	$_->{match} = qr/$_->{match}/
…		…
2937	}	3683	}
2938		3684
2939	sub reload_archetypes {	3685	sub reload_archetypes {
2940	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
2941	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
2942	#d# NEED to laod twice to resolve forward references	3688
2943	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
2944	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
2945	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2946	or die "unable to load archetypes\n";	3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
2947	}	3697	}
2948		3698
2949	sub reload_treasures {	3699	sub reload_treasures {
2950	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
2951	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
2952	}	3702	}
2953		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
2954	sub reload_resources {	3724	sub reload_resources {
2955	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
2956		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
2957	reload_regions;	3732	reload_regions;
2958	reload_facedata;
2959	#reload_archetypes;#d#
2960	reload_archetypes;
2961	reload_treasures;	3733	reload_treasures;
2962		3734
2963	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
2964	}	3736	}
2965		3737
2966	sub init {	3738	sub reload_config {
2967	reload_resources;	3739	trace "reloading config file...\n";
2968	}
2969		3740
2970	sub cfg_load {	3741	my $config = load_file "$CONFDIR/config";
2971	open my $fh, "<:utf8", "$CONFDIR/config"	3742	utf8::decode $config;
2972	or return;	3743	*CFG = decode_yaml $config;
2973		3744
2974	local $/;
2975	*CFG = YAML::Syck::Load <$fh>;
2976
2977	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2978		3746
2979	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2980	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2981		3749
2982	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
2986	};	3754	};
2987	warn $@ if $@;	3755	warn $@ if $@;
2988	}	3756	}
2989	}	3757	}
2990		3758
		3759	sub pidfile() {
		3760	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3761	or die "$PIDFILE: $!";
		3762	flock $fh, &Fcntl::LOCK_EX
		3763	or die "$PIDFILE: flock: $!";
		3764	$fh
		3765	}
		3766
		3767	# make sure only one server instance is running at any one time
		3768	sub atomic {
		3769	my $fh = pidfile;
		3770
		3771	my $pid = <$fh>;
		3772	kill 9, $pid if $pid > 0;
		3773
		3774	seek $fh, 0, 0;
		3775	print $fh $$;
		3776	}
		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
2991	sub main {	3787	sub main {
		3788	cf::init_globals; # initialise logging
		3789
		3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3794
		3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3796
2992	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
2993	local $Coro::idle = sub {	3798	$Coro::idle = sub {
2994	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2995	(async {	3800	(async {
2996	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
2997	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
2998	};	3804	};
2999		3805
3000	cfg_load;	3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
3001	db_init;	3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
		3820	reload_config;
		3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3002	load_extensions;	3830	load_extensions;
3003		3831
3004	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3005	Event::loop;	3833
		3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
		3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3837
		3838	cf::_post_init 0;
		3839	};
		3840
		3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
3006	}	3849	}
3007		3850
3008	#############################################################################	3851	#############################################################################
3009	# initialisation and cleanup	3852	# initialisation and cleanup
3010		3853
3011	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3012	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3013	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3014	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3015	reentrant => 0,
3016	data => WF_AUTOCANCEL,
3017	signal => $signal,
3018	prio => 0,
3019	cb => sub {
3020	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3021	},
3022	);	3860	};
3023	}	3861	}
3024	}	3862	}
3025		3863
3026	sub write_runtime {	3864	sub write_runtime_sync {
3027	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3028		3866
3029	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3030	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3031		3869
3032	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3033		3871
3034	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3035		3873
3036	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3037	or return;	3875	or return;
3038		3876
3039	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3040	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3041	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3051	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3052		3890
3053	close $fh	3891	close $fh
3054	or return;	3892	or return;
3055		3893
3056	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3057	and return;	3895	and return;
3058		3896
3059	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3060		3898
3061	1	3899	1
		3900	}
		3901
		3902	our $uuid_lock;
		3903	our $uuid_skip;
		3904
		3905	sub write_uuid_sync($) {
		3906	$uuid_skip ||= $_[0];
		3907
		3908	return if $uuid_lock;
		3909	local $uuid_lock = 1;
		3910
		3911	my $uuid = "$LOCALDIR/uuid";
		3912
		3913	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3914	or return;
		3915
		3916	my $value = uuid_seq uuid_cur;
		3917
		3918	unless ($value) {
		3919	info "cowardly refusing to write zero uuid value!\n";
		3920	return;
		3921	}
		3922
		3923	my $value = uuid_str $value + $uuid_skip;
		3924	$uuid_skip = 0;
		3925
		3926	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3927	and return;
		3928
		3929	# always fsync - this file is important
		3930	aio_fsync $fh
		3931	and return;
		3932
		3933	close $fh
		3934	or return;
		3935
		3936	aio_rename "$uuid~", $uuid
		3937	and return;
		3938
		3939	trace "uuid file written ($value).\n";
		3940
		3941	1
		3942
		3943	}
		3944
		3945	sub write_uuid($$) {
		3946	my ($skip, $sync) = @_;
		3947
		3948	$sync ? write_uuid_sync $skip
		3949	: async { write_uuid_sync $skip };
3062	}	3950	}
3063		3951
3064	sub emergency_save() {	3952	sub emergency_save() {
3065	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3066		3954
3067	warn "enter emergency perl save\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3068		3961
3069	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3070	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3071	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3072	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3073	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3074	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3075	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3076	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3077	$pl->save;	3973	$pl->save;
3078	}	3974	}
3079	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3080		3976
3081	warn "begin emergency map save\n";	3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
		3979	info "emergency_perl_save: begin map save\n";
3082	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3083	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3084	$map->valid or next;	3982	$map->valid or next;
3085	$map->save;	3983	$map->save;
3086	}	3984	}
3087	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3088		3986
3089	warn "begin emergency database checkpoint\n";	3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
		3989	info "emergency_perl_save: begin database checkpoint\n";
3090	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3091	warn "end emergency database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
		3992
		3993	info "emergency_perl_save: begin write uuid\n";
		3994	write_uuid_sync 1;
		3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3092	};	4015	};
3093		4016
3094	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3095	}	4018	}
3096		4019
3097	sub post_cleanup {	4020	sub post_cleanup {
3098	my ($make_core) = @_;	4021	my ($make_core) = @_;
3099		4022
		4023	IO::AIO::flush;
		4024
3100	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3101	if $make_core;	4026	if $make_core;
		4027
		4028	my $fh = pidfile;
		4029	unlink $PIDFILE if <$fh> == $$;
		4030	}
		4031
		4032	# a safer delete_package, copied from Symbol
		4033	sub clear_package($) {
		4034	my $pkg = shift;
		4035
		4036	# expand to full symbol table name if needed
		4037	unless ($pkg =~ /^main::.*::$/) {
		4038	$pkg = "main$pkg" if $pkg =~ /^::/;
		4039	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4040	$pkg .= '::' unless $pkg =~ /::$/;
		4041	}
		4042
		4043	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4044	my $stem_symtab = *{$stem}{HASH};
		4045
		4046	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4047	or return;
		4048
		4049	# clear all symbols
		4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4051	for my $name (keys %$leaf_symtab) {
		4052	_gv_clear *{"$pkg$name"};
		4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4054	}
3102	}	4055	}
3103		4056
3104	sub do_reload_perl() {	4057	sub do_reload_perl() {
3105	# can/must only be called in main	4058	# can/must only be called in main
3106	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3107	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3108	return;	4061	return;
3109	}	4062	}
3110		4063
3111	warn "reloading...";	4064	return if $RELOAD++;
3112		4065
3113	warn "entering sync_job";	4066	my $t1 = AE::time;
3114		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3115	cf::sync_job {	4074	cf::sync_job {
3116	cf::write_runtime; # external watchdog should not bark
3117	cf::emergency_save;	4075	#cf::emergency_save;
3118	cf::write_runtime; # external watchdog should not bark
3119		4076
3120	warn "syncing database to disk";
3121	BDB::db_env_txn_checkpoint $DB_ENV;
3122
3123	# if anything goes wrong in here, we should simply crash as we already saved
3124
3125	warn "cancelling all WF_AUTOCANCEL watchers";
3126	for (Event::all_watchers) {
3127	$_->cancel if $_->data & WF_AUTOCANCEL;
3128	}
3129
3130	warn "flushing outstanding aio requests";
3131	for (;;) {
3132	BDB::flush;
3133	IO::AIO::flush;
3134	Coro::cede;
3135	last unless IO::AIO::nreqs || BDB::nreqs;
3136	warn "iterate...";
3137	}
3138
3139	++$RELOAD;
3140
3141	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3142	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3143	%EXT_CORO = ();	4079	%EXT_CORO = ();
3144		4080
3145	warn "removing commands";	4081	trace "perl_reload: removing commands";
3146	%COMMAND = ();	4082	%COMMAND = ();
3147		4083
3148	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3149	%EXTCMD = ();	4085	%EXTCMD = ();
3150	%EXTICMD = ();	4086	%EXTICMD = ();
3151		4087
3152	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3153	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3154	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3155		4091
3156	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3157	eval {	4093	eval {
3158	$cb->($pkg);	4094	$cb->($pkg);
3159	1	4095	1
3160	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
		4097	}
		4098
		4099	trace "... clearing $pkg";
		4100	clear_package $pkg;
3161	}	4101	}
3162		4102
3163	warn "... nuking $pkg";
3164	Symbol::delete_package $pkg;
3165	}
3166
3167	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3168	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3170		4106
3171	warn "... unloading $k";	4107	trace "... unloading $k";
3172	delete $INC{$k};	4108	delete $INC{$k};
3173		4109
3174	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3175	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3176		4112
3177	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3178	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3179	}	4118	}
3180		4119
3181	Symbol::delete_package $k;
3182	}
3183
3184	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3185	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3187		4123
3188	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3189	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3190	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3191		4127
3192	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3193	# and global variables created in xs	4129	# and global variables created in xs
3194	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3195		4131
3196	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3197		4133
3198	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3199	require cf;	4135	require cf;
3200	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3201		4137
3202	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3203	cf::cfg_load;	4139	cf::reload_config;
3204		4140
3205	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3206	cf::load_extensions;	4142	cf::load_extensions;
3207		4143
		4144	if ($REATTACH_ON_RELOAD) {
3208	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3209	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3210	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3211	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3212	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3213	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3214		4152
3215	warn "leaving sync_job";	4153	cf::_post_init 1;
3216		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3217	1	4157	1
3218	} or do {	4158	} or do {
3219	warn $@;	4159	error $@;
3220	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3221	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3222	};	4164	}
3223		4165
3224	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3225	};	4168	};
3226		4169
3227	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3228		4171
3229	sub reload_perl() {	4172	sub reload_perl() {
3230	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3231	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3232		4175
3233	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3234	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3235	after => 0,	4178
3236	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3237	cb => sub {
3238	do_reload_perl;	4180	do_reload_perl;
3239	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3240	},	4182	};
3241	);	4183	};
3242	}	4184	}
3243		4185
3244	register_command "reload" => sub {	4186	register_command "reload" => sub {
3245	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3246		4188
3247	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3248	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3249	async { reload_perl };	4193	reload_perl;
		4194	};
3250	}	4195	}
3251	};	4196	};
3252		4197
3253	unshift @INC, $LIBDIR;	4198	#############################################################################
3254		4199
3255	my $bug_warning = 0;	4200	my $bug_warning = 0;
3256		4201
3257	our @WAIT_FOR_TICK;
3258	our @WAIT_FOR_TICK_BEGIN;
3259
3260	sub wait_for_tick {	4202	sub wait_for_tick() {
3261	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3262	return if $Coro::current == $Coro::main;
3263		4204
3264	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3265	push @WAIT_FOR_TICK, $signal;
3266	$signal->wait;
3267	}	4206	}
3268		4207
3269	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3270	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3271	return if $Coro::current == $Coro::main;
3272		4210
3273	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3274	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3275	$signal->wait;	4213	$signal->wait;
3276	}	4214	}
3277		4215
3278	my $min = 1e6;#d#	4216	sub tick {
3279	my $avg = 10;
3280	$TICK_WATCHER = Event->timer (
3281	reentrant => 0,
3282	parked => 1,
3283	prio => 0,
3284	at => $NEXT_TICK || $TICK,
3285	data => WF_AUTOCANCEL,
3286	cb => sub {
3287	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3288	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3289	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3290	return;	4220	return;
3291	}	4221	}
3292		4222
3293	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3294		4224
3295	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3296		4226
3297	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3298	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3299	my $t = Event::time;	4229	Coro::async_pool {
3300	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3301	or die;	4231	write_runtime_sync
3302		4232	or error "ERROR: unable to write runtime file: $!";
3303	$map->width (50);
3304	$map->height (50);
3305	$map->alloc;
3306	$map->_load_objects ("/tmp/x.map", 1);
3307	my $t = Event::time - $t;
3308
3309	#next unless $t < 0.0013;#d#
3310	if ($t < $min) {
3311	$min = $t;
3312	}
3313	$avg = $avg * 0.99 + $t * 0.01;
3314	}
3315	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3316	exit 0;
3317	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3318	};	4233	};
		4234	}
3319		4235
3320	$RUNTIME += $TICK;
3321	$NEXT_TICK += $TICK;
3322
3323	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3324	$NEXT_RUNTIME_WRITE = $NOW + 10;
3325	Coro::async_pool {
3326	write_runtime
3327	or warn "ERROR: unable to write runtime file: $!";
3328	};
3329	}
3330
3331	# my $AFTER = Event::time;
3332	# warn $AFTER - $NOW;#d#
3333
3334	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3335	$sig->send;	4237	$sig->send;
3336	}	4238	}
3337	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3338	$sig->send;
3339	}
3340		4240
3341	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3342
3343	# if we are delayed by four ticks or more, skip them all
3344	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3345
3346	$TICK_WATCHER->at ($NEXT_TICK);
3347	$TICK_WATCHER->start;
3348
3349	$LOAD = ($NOW - $tick_start) / $TICK;
3350	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3351		4243
3352	_post_tick;	4244	if (0) {
3353		4245	if ($NEXT_TICK) {
3354		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3355	},	4250	}
3356	);	4251	}
3357		4252
3358	{	4253	{
3359	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3360	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3361	reentrant => 0,	4256
3362	fd => BDB::poll_fileno,
3363	poll => 'r',
3364	prio => 0,
3365	data => WF_AUTOCANCEL,
3366	cb => \&BDB::poll_cb,
3367	);
3368	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3369		4258	BDB::max_poll_reqs $TICK * 0.1;
3370	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3371	my $status;
3372	my $current = $Coro::current;
3373	(
3374	sub {
3375	$status = $!;
3376	$current->ready; undef $current;
3377	},
3378	sub {
3379	Coro::schedule while defined $current;
3380	$! = $status;
3381	},
3382	)
3383	};
3384		4260
3385	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3386	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
		4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4265	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3387		4268
3388	cf::sync_job {	4269	cf::sync_job {
3389	eval {	4270	eval {
3390	BDB::db_env_open	4271	BDB::db_env_open
3391	$DB_ENV,	4272	$DB_ENV,
…		…
3393	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3394	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3395	0666;	4276	0666;
3396		4277
3397	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3398
3399	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3400	$DB_ENV->set_lk_detect;
3401	};	4279	};
3402		4280
3403	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3404	};	4282	};
3405	}	4283	}
		4284
		4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4287	};
		4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4290	};
		4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4293	};
		4294
		4295	info "database initialised";
3406	}	4296	}
3407		4297
3408	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3409	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3410
3411	undef $Coro::AIO::WATCHER;
3412	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3413	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3414	reentrant => 0,	4305	info "aio initialised";
3415	data => WF_AUTOCANCEL,
3416	fd => IO::AIO::poll_fileno,
3417	poll => 'r',
3418	prio => 6,
3419	cb => \&IO::AIO::poll_cb,
3420	);
3421	}	4306	}
3422		4307
3423	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3424		4310
3425	sub _log_backtrace {	4311	sub _log_backtrace {
3426	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3427		4313
3428	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3429		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3430	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3431	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3432	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3433	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3434	my @bt = fork_call {	4327	my @bt = fork_call {
3435	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3436	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3437	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4330	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3438	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3446	}	4339	}
3447		4340
3448	@funcs	4341	@funcs
3449	};	4342	};
3450		4343
3451	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3452	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3453	--$_log_backtrace;	4347	--$_log_backtrace;
3454	};	4348	};
3455	} else {	4349	} else {
3456	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3457	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3458	}	4352	}
3459	}	4353	}
3460		4354
3461	# load additional modules	4355	# load additional modules
3462	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3463		4358
3464	END { cf::emergency_save }	4359	END { cf::emergency_save }
3465		4360
3466	1	4361	1
3467		4362

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