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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.326 by root, Tue Jul 31 17:33:15 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->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1928
1929	$self->in_memory (cf::MAP_IN_MEMORY);
1930	}	2332	}
1931		2333
1932	$self->post_load;	2334	$self->post_load;
1933	}
1934		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
1935	sub customise_for {	2342	sub customise_for {
1936	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1937		2344
1938	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1939	if $self->per_player;	2346	if $self->per_player;
…		…
1942	# if $self->per_party;	2349	# if $self->per_party;
1943		2350
1944	$self	2351	$self
1945	}	2352	}
1946		2353
1947	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {
1949	my ($map) = @_;
1950
1951	my @diag; # diagonal neighbours
1952
1953	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)
1955	or next;
1956	$neigh = find $neigh, $map
1957	or next;
1958	$neigh->load;
1959
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}
1963
1964	for (@diag) {
1965	my $neigh = find @$_
1966	or next;
1967	$neigh->load;
1968	}
1969	}
1970
1971	sub find_sync {	2354	sub find_sync {
1972	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1973		2356
1974	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
1975	}	2362	}
1976		2363
1977	sub do_load_sync {	2364	sub do_load_sync {
1978	my ($map) = @_;	2365	my ($map) = @_;
1979		2366
1980	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;
1981	}	2372	}
1982		2373
1983	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1985		2376
1986	sub find_async {	2377	sub find_async {
1987	my ($path, $origin) = @_;	2378	my ($path, $origin, $load) = @_;
1988		2379
1989	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
1990		2381
1991	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
1993	}	2384	}
1994		2385
1995	undef $MAP_PREFETCH{$path};	2386	$MAP_PREFETCH{$path} |= $load;
		2387
1996	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
1997	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2393	if (my $map = find $k) {
2000	$map->load;	2394	$map->load if $v;
2001	}	2395	}
2002		2396
2003	delete $MAP_PREFETCH{$path};	2397	delete $MAP_PREFETCH{$k};
2004	}	2398	}
2005	}	2399	}
2006	undef $MAP_PREFETCHER;	2400	undef $MAP_PREFETCHER;
2007	};	2401	};
2008	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2009		2403
2010	()	2404	()
2011	}	2405	}
2012		2406
		2407	# common code, used by both ->save and ->swapout
2013	sub save {	2408	sub _save {
2014	my ($self) = @_;	2409	my ($self) = @_;
2015
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;
2017		2410
2018	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2019		2412
2020	return unless $self->dirty;	2413	return unless $self->dirty;
2021		2414
…		…
2027	return if $self->{deny_save};	2420	return if $self->{deny_save};
2028		2421
2029	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2030		2423
2031	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2033	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2034		2430
2035	if ($uniq) {	2431	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2434	} else {
2039	$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);
2040	}	2436	}
2041	}	2437	}
2042		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2043	sub swap_out {	2447	sub swap_out {
2044	my ($self) = @_;	2448	my ($self) = @_;
2045		2449
2046	# save first because save cedes
2047	$self->save;
2048
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2051	return if $self->players;	2454	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;
2053	return if $self->{deny_save};
2054		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
2055	$self->clear;	2465	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2466	}
2058		2467
2059	sub reset_at {	2468	sub reset_at {
2060	my ($self) = @_;	2469	my ($self) = @_;
2061		2470
…		…
2079		2488
2080	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
2081		2490
2082	return if $self->players;	2491	return if $self->players;
2083		2492
2084	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
2085		2494
2086	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2087		2496
2088	# need to save uniques path	2497	# need to save uniques path
2089	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2090	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2091		2500
…		…
2093	if $uniq;	2502	if $uniq;
2094	}	2503	}
2095		2504
2096	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2097		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2509	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2510
2102	$self->unlink_save;	2511	$self->unlink_save;
2103	$self->destroy;	2512	$self->destroy;
2104	}	2513	}
2105		2514
2106	my $nuke_counter = "aaaa";	2515	my $nuke_counter = "aaaa";
2107		2516
2108	sub nuke {	2517	sub nuke {
2109	my ($self) = @_;	2518	my ($self) = @_;
2110		2519
		2520	{
		2521	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2522
2111	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2112		2524
2113	$self->unlink_save;	2525	$self->unlink_save;
2114		2526
2115	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2116	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2532
2121	$cf::MAP{$self->path} = $self;	2533	$cf::MAP{$self->path} = $self;
		2534	}
2122		2535
2123	$self->reset; # polite request, might not happen	2536	$self->reset; # polite request, might not happen
2124	}	2537	}
2125		2538
2126	=item $maps = cf::map::tmp_maps	2539	=item $maps = cf::map::tmp_maps
…		…
2168		2581
2169	sub unique_maps() {	2582	sub unique_maps() {
2170	[	2583	[
2171	map {	2584	map {
2172	utf8::decode $_;	2585	utf8::decode $_;
2173	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2174	? normalise $_	2589	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2591	]
2178	}	2592	}
2179		2593
2180	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	}
2181		2625
2182	=back	2626	=back
2183		2627
2184	=head3 cf::object	2628	=head3 cf::object
2185		2629
…		…
2189		2633
2190	=over 4	2634	=over 4
2191		2635
2192	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2193		2637
2194	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.
2195		2640
2196	=cut	2641	=cut
2197		2642
2198	sub inv_recursive_;	2643	sub inv_recursive_;
2199	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2202		2647
2203	sub inv_recursive {	2648	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2205	}	2650	}
2206		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
2207	package cf;	2680	package cf;
2208		2681
2209	=back	2682	=back
2210		2683
2211	=head3 cf::object::player	2684	=head3 cf::object::player
…		…
2217	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>
2218	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
2219	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2220		2693
2221	=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	};
2222		2709
2223	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2711	# with dialog boxes.
2225	#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
2226	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2727
2241	} else {	2728	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2731	}
2245	}	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 (@_);
2246	}	2743	}
2247		2744
2248	=item $player_object->may ("access")	2745	=item $player_object->may ("access")
2249		2746
2250	Returns wether the given player is authorized to access resource "access"	2747	Returns wether the given player is authorized to access resource "access"
…		…
2263		2760
2264	=item $player_object->enter_link	2761	=item $player_object->enter_link
2265		2762
2266	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}>).
2267		2764
2268	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.
2269	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.
2270		2769
2271	Will never block.	2770	Will never block.
2272		2771
2273	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2274		2773
…		…
2294	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2295	my ($self) = @_;	2794	my ($self) = @_;
2296		2795
2297	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2298		2797
		2798	++$self->{_link_recursion};
		2799
2299	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2300		2801
2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2302	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2303		2804
2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2305	}	2806	}
2306		2807
2307	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2308	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2309		2810
…		…
2326	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2328		2829
2329	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2332		2833
2333	$map->load;	2834	$map->load;
2334	$map->load_diag;
2335		2835
2336	return unless $self->contr->active;	2836	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2837
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2341	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2342		2845
		2846	}
		2847
2343	=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)]])
2344		2849
2345	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
2346	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2347	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
2348	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
2349	be called at the end of this process.	2854	be called at the end of this process.
2350		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
2351	=cut	2859	=cut
2352		2860
2353	our $GOTOGEN;	2861	our $GOTOGEN;
2354		2862
2355	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2356	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2357		2865
		2866	if ($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
2358	# 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
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2874
2361	$self->enter_link;	2875	$self->enter_link;
2362		2876
2363	(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
2364	my $map = eval {	2899	my $map = eval {
2365	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2366		2901
2367	if ($map) {	2902	if ($map) {
2368	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2370	} else {	2905	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2907	}
2373		2908
2374	$map	2909	$map
2375	};	2910	};
2376		2911
…		…
2382	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2383	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2384	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2385	}	2920	}
2386		2921
2387	$done->() if $done;	2922	$done->($self) if $done;
2388	})->prio (1);	2923	})->prio (1);
2389	}	2924	}
2390		2925
2391	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2392		2927
…		…
2412	}	2947	}
2413		2948
2414	sub prepare_random_map {	2949	sub prepare_random_map {
2415	my ($exit) = @_;	2950	my ($exit) = @_;
2416		2951
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2954	# that depends on the exit object
2422		2955
2423	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2958	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2430	}	2965	}
2431		2966
2432	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2433		2968
2434	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2437		2972
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2975	undef $fh;
2441	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2442		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2445	}	2984	}
2446	}	2985	}
2447		2986
2448	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2450		2989
2451	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2452		2991
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2992	$self->enter_link;
2465		2993
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2994	(async {
2471	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2472	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
2473	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2474		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
2475	1;	3033	1
2476	}) {	3034	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "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. "
2479	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2481		3039
2482	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2483	$self->leave_link;	3041	$self->leave_link;
2484	}	3042	}
2485	})->prio (1);	3043	})->prio (1);
2486	}	3044	}
2487		3045
…		…
2499	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2501		3059
2502	utf8::encode $text;	3060	utf8::encode $text;
2503	$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);
2504	}	3087	}
2505		3088
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		3090
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2512		3095
2513	=cut	3096	=cut
2514		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" => $CHAT_CHANNEL,
		3210	);
		3211
2515	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2517		3214
2518	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2519		3217
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		3219
		3220	# check predefined channels, for the benefit of C
		3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2522	if (ref $channel) {	3227	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	3231	$self->ext_msg (channel_info => $channel);
2527	}	3232	}
…		…
2529	$channel = $channel->{id};	3234	$channel = $channel->{id};
2530	}	3235	}
2531		3236
2532	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2533		3238
2534	if ($self->can_msg) {
2535	# default colour, mask it out	3239	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2538		3242
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3246	);
2542	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {
2545	1 while
2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}
2552		3247
2553	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2554
2555	if (0 && $msg =~ /\[/) {
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")
2557	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")
2560	}
2561	}
2562	}
2563	}	3249	}
2564		3250
2565	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2566		3252
2567	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2569	=cut	3255	=cut
2570		3256
2571	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2573		3259
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}
2582	}	3261	}
2583		3262
2584	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2585		3264
2586	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2641	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2642		3321
2643	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2644		3323
2645	if (ref $msg) {	3324	if (ref $msg) {
2646	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2647	"ARRAY" eq ref $msg
2648	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3326
2651	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}) {
2652	my @reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
2653		3342
2654	$ns->ext_reply ($reply, @reply)	3343	$ns->ext_msg ("reply-$reply", @reply)
2655	if $reply;	3344	if $reply;
2656	}	3345	}
2657	} else {	3346	} else {
2658	warn "client " . ($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";
2659	}	3348	}
2660		3349
2661	cf::override;	3350	cf::override;
2662	},	3351	},
2663	);	3352	);
…		…
2683		3372
2684	$coro	3373	$coro
2685	}	3374	}
2686		3375
2687	cf::client->attach (	3376	cf::client->attach (
2688	on_destroy => sub {	3377	on_client_destroy => sub {
2689	my ($ns) = @_;	3378	my ($ns) = @_;
2690		3379
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3381	},
2693	);	3382	);
…		…
2708	our $safe = new Safe "safe";	3397	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2710		3399
2711	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2712		3401
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3402	$safe->permit_only (Opcode::opset qw(
		3403	:base_core :base_mem :base_orig :base_math :base_loop
		3404	grepstart grepwhile mapstart mapwhile
		3405	sort time
		3406	));
2714		3407
2715	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
2716		3409
2717	=pod	3410	=pod
2718		3411
2719	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2720		3413
2721	cf::object	3414	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3415	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3416	insert remove name archname title slaying race decrease split
		3417	value
2724		3418
2725	cf::object::player	3419	cf::object::player
2726	player	3420	player
2727		3421
2728	cf::player	3422	cf::player
…		…
2733		3427
2734	=cut	3428	=cut
2735		3429
2736	for (	3430	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3432	insert remove inv nrof name archname title slaying race
		3433	decrease split destroy change_exp value msg lore send_msg)],
2739	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2741	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2742	) {	3437	) {
2743	no strict 'refs';
2744	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2745	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2746	for @funs;	3440	for @funs;
2747	}	3441	}
2748		3442
…		…
2763		3457
2764	my $qcode = $code;	3458	my $qcode = $code;
2765	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2766	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2767		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2768	local $_;	3465	local $_;
2769	local @safe::cf::_safe_eval_args = values %vars;
2770		3466
2771	my $eval =	3467	my $eval =
2772	"do {\n"	3468	"do {\n"
2773	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2774	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2775	. $code	3471	. $code
2776	. "\n}"	3472	. "\n}"
2777	;	3473	;
2778		3474
		3475	if ($CFG{safe_eval}) {
2779	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2780	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2781	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
2782		3484
2783	if ($@) {	3485	if ($@) {
2784	warn "$@";	3486	warn "$@",
2785	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2786	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2787	}	3489	}
2788		3490
2789	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2790	}	3492	}
2791		3493
…		…
2805	=cut	3507	=cut
2806		3508
2807	sub register_script_function {	3509	sub register_script_function {
2808	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2809		3511
2810	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2811	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2812	}	3514	}
2813		3515
2814	=back	3516	=back
2815		3517
2816	=cut	3518	=cut
2817		3519
2818	#############################################################################	3520	#############################################################################
2819	# the server's init and main functions	3521	# the server's init and main functions
2820		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	$idx
		3545	}
		3546
2821	sub load_facedata($) {	3547	sub load_facedata($) {
2822	my ($path) = @_;	3548	my ($path) = @_;
2823		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
2824	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2825		3557
2826	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2827	0 < aio_load $path, $facedata
2828	or die "$path: $!";
2829
2830	$facedata = Coro::Storable::thaw $facedata;
2831		3559
2832	$facedata->{version} == 2	3560	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3562
		3563	cf::cede_to_tick;
		3564
2835	{	3565	{
2836	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2837		3567
2838	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2840	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2844		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2845	cf::cede_to_tick;	3579	cf::cede_to_tick;
2846	}	3580	}
2847		3581
2848	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2850	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2851	or next;	3586	or next;
		3587
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3591	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2857	}	3593	}
2858		3594
2859	cf::cede_to_tick;	3595	cf::cede_to_tick;
2860	}	3596	}
2861	}	3597	}
2862		3598
2863	{	3599	{
2864	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2865		3601
2866	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2867	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2868	cf::cede_to_tick;	3604	cf::cede_to_tick;
2869	}	3605	}
2870		3606
2871	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2872	}	3608	}
2873		3609
2874	{	3610	{
2875	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3612
2882	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3614	if (defined (my $type = $info->{type})) {
2884	name => $name,	3615	# TODO: different hash - must free and use new index, or cache ixface data queue
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2889		3617
2890	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
2891	# prepend meta info
2892
2893	my $data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2895
2896	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#
2897	} else {	3622	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3623	# $RESOURCE{$name} = $info; # unused
2899	}	3624	}
2900		3625
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3626	cf::cede_to_tick;
2904	}	3627	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914	cf::sound::set $sound->[0] => $face;
2915	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2916	}
2917
2918	while (my ($k, $v) = each %{$soundconf->{event}}) {
2919	my $face = cf::face::find "sound/$v";
2920	cf::sound::set $k => $face;
2921	}
2922	}
2923	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2924		3631
2925	1	3632	1
2926	}	3633	}
2927		3634
2928	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
2931	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
2932	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
2933	}	3640	}
2934	};	3641	};
2935		3642
		3643	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
		3665
2936	sub reload_regions {	3666	sub reload_regions {
		3667	# HACK to clear player env face cache, we need some signal framework
		3668	# for this (global event?)
		3669	%ext::player_env::MUSIC_FACE_CACHE = ();
		3670
2937	load_resource_file "$MAPDIR/regions"	3671	load_resource_file "$MAPDIR/regions"
2938	or die "unable to load regions file\n";	3672	or die "unable to load regions file\n";
2939		3673
2940	for (cf::region::list) {	3674	for (cf::region::list) {
2941	$_->{match} = qr/$_->{match}/	3675	$_->{match} = qr/$_->{match}/
…		…
2949	}	3683	}
2950		3684
2951	sub reload_archetypes {	3685	sub reload_archetypes {
2952	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
2953	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
2954	#d# NEED to laod twice to resolve forward references	3688
2955	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
2956	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
2957	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2958	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 ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
2959	}	3697	}
2960		3698
2961	sub reload_treasures {	3699	sub reload_treasures {
2962	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
2963	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
2964	}	3702	}
2965		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
2966	sub reload_resources {	3724	sub reload_resources {
2967	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
2968		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
2969	reload_regions;	3732	reload_regions;
2970	reload_facedata;
2971	#reload_archetypes;#d#
2972	reload_archetypes;
2973	reload_treasures;	3733	reload_treasures;
2974		3734
2975	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
2976	}	3736	}
2977		3737
2978	sub init {	3738	sub reload_config {
2979	reload_resources;	3739	trace "reloading config file...\n";
2980	}
2981		3740
2982	sub cfg_load {	3741	my $config = load_file "$CONFDIR/config";
2983	open my $fh, "<:utf8", "$CONFDIR/config"	3742	utf8::decode $config;
2984	or return;	3743	*CFG = decode_yaml $config;
2985		3744
2986	local $/;
2987	*CFG = YAML::Syck::Load <$fh>;
2988
2989	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2990		3746
2991	$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};
2992	$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};
2993		3749
2994	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
2998	};	3754	};
2999	warn $@ if $@;	3755	warn $@ if $@;
3000	}	3756	}
3001	}	3757	}
3002		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
3003	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
3004	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3005	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3006	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#
3007	(async {	3800	(async {
3008	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3009	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3010	};	3804	};
3011		3805
3012	cfg_load;	3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
3013	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
3014	load_extensions;	3830	load_extensions;
3015		3831
3016	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3017	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;
3018	}	3849	}
3019		3850
3020	#############################################################################	3851	#############################################################################
3021	# initialisation and cleanup	3852	# initialisation and cleanup
3022		3853
3023	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3024	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3025	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3026	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3027	reentrant => 0,
3028	data => WF_AUTOCANCEL,
3029	signal => $signal,
3030	prio => 0,
3031	cb => sub {
3032	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3033	},
3034	);	3860	};
3035	}	3861	}
3036	}	3862	}
3037		3863
3038	sub write_runtime {	3864	sub write_runtime_sync {
3039	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3040		3866
3041	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3042	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3043		3869
3044	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3045		3871
3046	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3047		3873
3048	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3049	or return;	3875	or return;
3050		3876
3051	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3052	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3053	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3063	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3064		3890
3065	close $fh	3891	close $fh
3066	or return;	3892	or return;
3067		3893
3068	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3069	and return;	3895	and return;
3070		3896
3071	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3072		3898
3073	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 };
3074	}	3950	}
3075		3951
3076	sub emergency_save() {	3952	sub emergency_save() {
3077	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3078		3954
3079	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;
3080		3961
3081	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3082	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3083	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3084	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3085	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3086	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3087	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3088	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3089	$pl->save;	3973	$pl->save;
3090	}	3974	}
3091	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3092		3976
3093	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";
3094	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3095	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3096	$map->valid or next;	3982	$map->valid or next;
3097	$map->save;	3983	$map->save;
3098	}	3984	}
3099	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3100		3986
3101	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";
3102	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3103	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 $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3104	};	4015	};
3105		4016
3106	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3107	}	4018	}
3108		4019
3109	sub post_cleanup {	4020	sub post_cleanup {
3110	my ($make_core) = @_;	4021	my ($make_core) = @_;
3111		4022
		4023	IO::AIO::flush;
		4024
3112	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3113	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	}
3114	}	4055	}
3115		4056
3116	sub do_reload_perl() {	4057	sub do_reload_perl() {
3117	# can/must only be called in main	4058	# can/must only be called in main
3118	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3119	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3120	return;	4061	return;
3121	}	4062	}
3122		4063
3123	warn "reloading...";	4064	return if $RELOAD++;
3124		4065
3125	warn "entering sync_job";	4066	my $t1 = AE::time;
3126		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
3127	cf::sync_job {	4074	cf::sync_job {
3128	cf::write_runtime; # external watchdog should not bark
3129	cf::emergency_save;	4075	#cf::emergency_save;
3130	cf::write_runtime; # external watchdog should not bark
3131		4076
3132	warn "syncing database to disk";
3133	BDB::db_env_txn_checkpoint $DB_ENV;
3134
3135	# if anything goes wrong in here, we should simply crash as we already saved
3136
3137	warn "cancelling all WF_AUTOCANCEL watchers";
3138	for (Event::all_watchers) {
3139	$_->cancel if $_->data & WF_AUTOCANCEL;
3140	}
3141
3142	warn "flushing outstanding aio requests";
3143	for (;;) {
3144	BDB::flush;
3145	IO::AIO::flush;
3146	Coro::cede;
3147	last unless IO::AIO::nreqs || BDB::nreqs;
3148	warn "iterate...";
3149	}
3150
3151	++$RELOAD;
3152
3153	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3154	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3155	%EXT_CORO = ();	4079	%EXT_CORO = ();
3156		4080
3157	warn "removing commands";	4081	trace "perl_reload: removing commands";
3158	%COMMAND = ();	4082	%COMMAND = ();
3159		4083
3160	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3161	%EXTCMD = ();	4085	%EXTCMD = ();
3162	%EXTICMD = ();	4086	%EXTICMD = ();
3163		4087
3164	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3165	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3166	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3167		4091
3168	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3169	eval {	4093	eval {
3170	$cb->($pkg);	4094	$cb->($pkg);
3171	1	4095	1
3172	} 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;
3173	}	4101	}
3174		4102
3175	warn "... nuking $pkg";
3176	Symbol::delete_package $pkg;
3177	}
3178
3179	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3180	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3181	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3182		4106
3183	warn "... unloading $k";	4107	trace "... unloading $k";
3184	delete $INC{$k};	4108	delete $INC{$k};
3185		4109
3186	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3187	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3188		4112
3189	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3190	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3191	}	4118	}
3192		4119
3193	Symbol::delete_package $k;
3194	}
3195
3196	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3197	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3198	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);
3199		4123
3200	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3201	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3202	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3203		4127
3204	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3205	# and global variables created in xs	4129	# and global variables created in xs
3206	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3207		4131
3208	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3209		4133
3210	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3211	require cf;	4135	require cf;
3212	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3213		4137
3214	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3215	cf::cfg_load;	4139	cf::reload_config;
3216		4140
3217	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3218	cf::load_extensions;	4142	cf::load_extensions;
3219		4143
		4144	if ($REATTACH_ON_RELOAD) {
3220	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3221	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3222	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3223	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3224	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3225	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3226		4152
3227	warn "leaving sync_job";	4153	cf::_post_init 1;
3228		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3229	1	4157	1
3230	} or do {	4158	} or do {
3231	warn $@;	4159	error $@;
3232	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3233	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3234	};	4164	}
3235		4165
3236	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3237	};	4168	};
3238		4169
3239	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3240		4171
3241	sub reload_perl() {	4172	sub reload_perl() {
3242	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3243	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3244		4175
3245	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3246	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3247	after => 0,	4178
3248	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3249	cb => sub {
3250	do_reload_perl;	4180	do_reload_perl;
3251	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3252	},	4182	};
3253	);	4183	};
3254	}	4184	}
3255		4185
3256	register_command "reload" => sub {	4186	register_command "reload" => sub {
3257	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3258		4188
3259	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3260	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3261	async { reload_perl };	4193	reload_perl;
		4194	};
3262	}	4195	}
3263	};	4196	};
3264		4197
3265	unshift @INC, $LIBDIR;	4198	#############################################################################
3266		4199
3267	my $bug_warning = 0;	4200	my $bug_warning = 0;
3268		4201
3269	our @WAIT_FOR_TICK;
3270	our @WAIT_FOR_TICK_BEGIN;
3271
3272	sub wait_for_tick {	4202	sub wait_for_tick() {
3273	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3274	return if $Coro::current == $Coro::main;
3275		4204
3276	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3277	push @WAIT_FOR_TICK, $signal;
3278	$signal->wait;
3279	}	4206	}
3280		4207
3281	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3282	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3283	return if $Coro::current == $Coro::main;
3284		4210
3285	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3287	$signal->wait;	4213	$signal->wait;
3288	}	4214	}
3289		4215
3290	my $min = 1e6;#d#	4216	sub tick {
3291	my $avg = 10;
3292	$TICK_WATCHER = Event->timer (
3293	reentrant => 0,
3294	parked => 1,
3295	prio => 0,
3296	at => $NEXT_TICK || $TICK,
3297	data => WF_AUTOCANCEL,
3298	cb => sub {
3299	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3300	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"
3301	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3302	return;	4220	return;
3303	}	4221	}
3304		4222
3305	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3306		4224
3307	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3308		4226
3309	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3310	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3311	my $t = Event::time;	4229	Coro::async_pool {
3312	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3313	or die;	4231	write_runtime_sync
3314		4232	or error "ERROR: unable to write runtime file: $!";
3315	$map->width (50);
3316	$map->height (50);
3317	$map->alloc;
3318	$map->_load_objects ("/tmp/x.map", 1);
3319	my $t = Event::time - $t;
3320
3321	#next unless $t < 0.0013;#d#
3322	if ($t < $min) {
3323	$min = $t;
3324	}
3325	$avg = $avg * 0.99 + $t * 0.01;
3326	}
3327	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3328	exit 0;
3329	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3330	};	4233	};
		4234	}
3331		4235
3332	$RUNTIME += $TICK;
3333	$NEXT_TICK += $TICK;
3334
3335	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	$NEXT_RUNTIME_WRITE = $NOW + 10;
3337	Coro::async_pool {
3338	write_runtime
3339	or warn "ERROR: unable to write runtime file: $!";
3340	};
3341	}
3342
3343	# my $AFTER = Event::time;
3344	# warn $AFTER - $NOW;#d#
3345
3346	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3347	$sig->send;	4237	$sig->send;
3348	}	4238	}
3349	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3350	$sig->send;
3351	}
3352		4240
3353	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3354
3355	# if we are delayed by four ticks or more, skip them all
3356	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3357
3358	$TICK_WATCHER->at ($NEXT_TICK);
3359	$TICK_WATCHER->start;
3360
3361	$LOAD = ($NOW - $tick_start) / $TICK;
3362	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3363		4243
3364	_post_tick;	4244	if (0) {
3365		4245	if ($NEXT_TICK) {
3366		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3367	},	4250	}
3368	);	4251	}
3369		4252
3370	{	4253	{
3371	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3372	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3373	reentrant => 0,	4256
3374	fd => BDB::poll_fileno,
3375	poll => 'r',
3376	prio => 0,
3377	data => WF_AUTOCANCEL,
3378	cb => \&BDB::poll_cb,
3379	);
3380	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3381		4258	BDB::max_poll_reqs $TICK * 0.1;
3382	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3383	my $status;
3384	my $current = $Coro::current;
3385	(
3386	sub {
3387	$status = $!;
3388	$current->ready; undef $current;
3389	},
3390	sub {
3391	Coro::schedule while defined $current;
3392	$! = $status;
3393	},
3394	)
3395	};
3396		4260
3397	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3398	$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);
3399		4268
3400	cf::sync_job {	4269	cf::sync_job {
3401	eval {	4270	eval {
3402	BDB::db_env_open	4271	BDB::db_env_open
3403	$DB_ENV,	4272	$DB_ENV,
…		…
3405	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
3406	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3407	0666;	4276	0666;
3408		4277
3409	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3410
3411	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3412	$DB_ENV->set_lk_detect;
3413	};	4279	};
3414		4280
3415	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3416	};	4282	};
3417	}	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";
3418	}	4296	}
3419		4297
3420	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3421	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3422
3423	undef $Coro::AIO::WATCHER;
3424	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3425	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3426	reentrant => 0,	4305	info "aio initialised";
3427	data => WF_AUTOCANCEL,
3428	fd => IO::AIO::poll_fileno,
3429	poll => 'r',
3430	prio => 6,
3431	cb => \&IO::AIO::poll_cb,
3432	);
3433	}	4306	}
3434		4307
3435	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3436		4310
3437	sub _log_backtrace {	4311	sub _log_backtrace {
3438	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3439		4313
3440	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3441		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3442	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3443	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3444	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3445	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3446	my @bt = fork_call {	4327	my @bt = fork_call {
3447	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3448	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3449	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 |"
3450	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3458	}	4339	}
3459		4340
3460	@funcs	4341	@funcs
3461	};	4342	};
3462		4343
3463	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3464	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3465	--$_log_backtrace;	4347	--$_log_backtrace;
3466	};	4348	};
3467	} else {	4349	} else {
3468	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3469	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3470	}	4352	}
3471	}	4353	}
3472		4354
3473	# load additional modules	4355	# load additional modules
3474	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3475		4358
3476	END { cf::emergency_save }	4359	END { cf::emergency_save }
3477		4360
3478	1	4361	1
3479		4362

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