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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 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 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	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;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	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;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	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.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	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
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
174		278
175	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
176	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
177	that call.	281	that call.
178		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
179	=back	289	=back
180		290
181	=cut	291	=cut
182		292
183	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	300	my $msg = join "", @_;
186		301
187	$msg .= "\n"	302	$msg .= "\n"
188	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
189		304
190	$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;
191		306
192	utf8::encode $msg;
193	LOG llevError, $msg;	307	LOG llevWarn, $msg;
194	};	308	};
195	}	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	};
196		323
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	334	for my $pkg (qw(
208	cf::global cf::attachable	335	cf::global cf::attachable
209	cf::object cf::object::player	336	cf::object cf::object::player
210	cf::client cf::player	337	cf::client cf::player
211	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
212	cf::map cf::party cf::region	340	cf::party cf::region
213	)) {	341	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	343	}
217		344
218	$Event::DIED = sub {	345	$EV::DIED = sub {
219	warn "error in event callback: @_";	346	warn "error in event callback: $@";
220	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
221		353
222	#############################################################################	354	#############################################################################
223		355
224	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
225		357
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	379	$d
248	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
249	}	381	}
250		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($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
251	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
252		436
253	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
254		438
255	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
256		440
257	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
258		442
259	=cut	443	=cut
260		444
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		446
263	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		511
266	=item cf::lock_wait $string	512	=item cf::lock_wait $string
267		513
268	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
269		515
270	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
271		517
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
275	returned.	521	returned.
276		522
277	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	524	deadlocked coro.
…		…
284		530
285	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.
286		532
287	=cut	533	=cut
288		534
289	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		536
292	sub lock_wait($) {	537	sub lock_wait($) {
293	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	539	}
306		540
307	sub lock_acquire($) {	541	sub lock_acquire($) {
308	my ($key) = @_;	542	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	543	}
322		544
323	sub lock_active($) {	545	sub lock_active($) {
324	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	547	}
328		548
329	sub freeze_mainloop {	549	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
331		551
332	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	553	}
334	};	554
335	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
336	$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
337	}	568	}
338		569
339	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
340		571
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	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
343	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.
344		579
345	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
346	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
347		582
348	Useful for short background jobs.	583	Useful for short background jobs.
349		584
350	=cut	585	=cut
351		586
352	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
354		590
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
357	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
358		597
359	while () {	598	while () {
360	next_job:	599	next_job:
		600
361	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	602
363	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	607	$job->[2]->send;
367	Coro::cede;	608	Coro::cede;
368	goto next_job;	609	goto next_job;
369	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	612	}
371	}	613	}
372		614
373	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	618	} else {
		619	$busy = 0;
378	Coro::schedule;	620	Coro::schedule;
379	}	621	}
380	}	622	}
381	};	623	};
382		624
383	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
384	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
385		629
386	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
387	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
388		633
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
402		647
403	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
404		649
405	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
406		651
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	655	acceptable.
411		656
412	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
413	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
…		…
417	=cut	662	=cut
418		663
419	sub sync_job(&) {	664	sub sync_job(&) {
420	my ($job) = @_;	665	my ($job) = @_;
421		666
422	if ($Coro::current == $Coro::main) {	667	if (in_main) {
423	my $time = Event::time;	668	my $time = AE::time;
424		669
425	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
427		672
428	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	674
430	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
431		676
432	my $busy = 1;	677	my $busy = 1;
433	my @res;	678	my @res;
434		679
435	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	682	@res = eval { $job->() };
437	warn $@ if $@;	683	error $@ if $@;
438	undef $busy;	684	undef $busy;
439	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
440		686
441	while ($busy) {	687	while ($busy) {
442	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
443	}	692	}
		693	}
444		694
445	$time = Event::time - $time;	695	my $time = AE::time - $time;
446		696
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
451		698
452	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
453	} else {	700	} else {
454	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
455		702
…		…
475	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
476		723
477	$coro	724	$coro
478	}	725	}
479		726
480	=item fork_call { }, $args	727	=item fork_call { }, @args
481		728
482	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
483	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
486		733
487	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
488		739
489	sub fork_call(&@) {	740	sub fork_call(&@) {
490	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
491		742
492	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
495		746
496	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
497	reset_signals;	748	cf::post_fork;
498	&$cb	749	&$cb
499	}, @args;	750	} @args;
500		751
501	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		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
502	}	791	}
503		792
504	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
505		794
506	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
509		798
510	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
511	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).
512		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
513	=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	}
514		828
515	our $DB;	829	our $DB;
516		830
517	sub db_init {	831	sub db_init {
518	unless ($DB) {	832	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	833	}
533		834
534	sub db_get($$) {	835	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
536		837
537	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
538	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
539		842
540	$! ? ()	843	$! ? ()
541	: $data	844	: $data
542	}
543	}	845	}
544		846
545	sub db_put($$$) {	847	sub db_put($$$) {
546	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		877
576	my @data;	878	my @data;
577	my $md5;	879	my $md5;
578		880
579	for (0 .. $#$src) {	881	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	883	}
583		884
584	# if processing is expensive, check	885	# if processing is expensive, check
585	# checksum first	886	# checksum first
586	if (1) {	887	if (1) {
…		…
599		900
600	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
601	}	902	}
602	}	903	}
603		904
604	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
605	my $data = $process->(\@data);	906	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
607		908
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		910
610	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
613		914
…		…
623		924
624	=cut	925	=cut
625		926
626	sub datalog($@) {	927	sub datalog($@) {
627	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	930	}
630		931
631	=back	932	=back
632		933
633	=cut	934	=cut
634		935
635	#############################################################################	936	#############################################################################
636		937
637	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
638		939
639	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
640	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")
641	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
642		943
643	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>
644	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
645	Crossfire TRT).	946	Deliantra).
646		947
647	=over 4	948	=over 4
648		949
649	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
650		951
…		…
694	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
695		996
696	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
697	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
698		999
699	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		1002
702	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
703		1004
704	=over 4	1005	=over 4
…		…
828		1129
829	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1132
832	} elsif (ref $type) {	1133	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
834		1135
835	} else {	1136	} else {
836	shift @arg;	1137	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
838	}	1139	}
839	}	1140	}
840	}	1141	}
841		1142
842	sub _object_attach {	1143	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
853	}	1154	}
854		1155
855	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
856	} else {	1157	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1159	}
859		1160
860	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
861	}	1162	}
862		1163
…		…
921		1222
922	for (@$callbacks) {	1223	for (@$callbacks) {
923	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
924		1225
925	if ($@) {	1226	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1228	override;
929	}	1229	}
930		1230
931	return 1 if $override;	1231	return 1 if $override;
932	}	1232	}
933		1233
934	0	1234	0
935	}	1235	}
936		1236
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1238
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1240
941	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
942		1242
…		…
948		1248
949	=cut	1249	=cut
950		1250
951	#############################################################################	1251	#############################################################################
952	# object support	1252	# object support
953	#
954		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#
955	sub _can_merge {	1287	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
957		1289
958	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1291
962	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
963	}	1294	}
964		1295
965	sub reattach {	1296	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1298	my ($obj) = @_;
968		1299
		1300	# no longer needed after getting rid of delete_package?
969	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
970		1302
971	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
972		1304
973	@$registry = ();	1305	@$registry = ();
974		1306
…		…
979	for (@$attach) {	1311	for (@$attach) {
980	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
982	}	1314	}
983	} else {	1315	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1317	}
986	}	1318	}
987	}	1319	}
988		1320
989	cf::attachable->attach (	1321	cf::attachable->attach (
990	prio => -1000000,	1322	prio => -1000000,
991	on_instantiate => sub {	1323	on_instantiate => sub {
992	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
993		1325
994	$data = from_json $data;	1326	$data = decode_json $data;
995		1327
996	for (@$data) {	1328	for (@$data) {
997	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
998		1330
999	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1345	);
1014		1346
1015	sub object_freezer_save {	1347	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1017		1349
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1350	sync_job {
1021	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1024		1356
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1364	aio_close $fh;
1030		1365
1031	if (@$objs) {	1366	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1375	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1377	}
1040	} else {	1378	} else {
1041	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1042	}	1380	}
1043		1381
1044	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1386	} else {
1046	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1047	}	1388	}
1048	} else {	1389	} else {
1049	aio_unlink $filename;	1390	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1051	}	1392	}
1052	};	1393	};
1053
1054	undef $guard;
1055	}	1394	}
1056		1395
1057	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1059		1398
…		…
1064		1403
1065	sub object_thawer_load {	1404	sub object_thawer_load {
1066	my ($filename) = @_;	1405	my ($filename) = @_;
1067		1406
1068	my ($data, $av);	1407	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1408
1072	(aio_load $filename, $data) >= 0	1409	(aio_load $filename, $data) >= 0
1073	or return;	1410	or return;
1074		1411
1075	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1414	or return;
1078		1415
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1081	}	1418	}
1082		1419
		1420	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1085		1424
1086	($data, $av)	1425	($data, $av)
1087	}	1426	}
1088		1427
1089	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1093	=cut	1432	=cut
1094		1433
1095	#############################################################################	1434	#############################################################################
1096	# command handling &c	1435	# command handling &c
1097		1436
1098	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1099		1438
1100	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
1101	$name.	1440	$name.
1102		1441
1103	=cut	1442	=cut
…		…
1109	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1110		1449
1111	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1112	}	1451	}
1113		1452
1114	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1115		1454
1116	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1117	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
1118	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
1119	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
1120	has logged in successfully.	1459	has logged in successfully.
1121		1460
1122	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1123	called.
1124		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
1125	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1126		1469
1127	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1128	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
1129	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
1130	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
1131	log-in.	1474	log-in.
1132		1475
1133	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1134	called.
1135		1477
1136	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1137		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
1138	sub register_extcmd {	1485	sub register_extcmd($$) {
1139	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1140		1487
1141	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1142	}	1489	}
1143		1490
1144	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1145	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1146		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1147	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1148	}	1501	}
1149		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1150	cf::player->attach (	1511	cf::player->attach (
1151	on_command => sub {	1512	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1153		1514
1154	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1155	or return;	1516	or return;
1156		1517
…		…
1164	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1165		1526
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1528
1168	if (ref $msg) {	1529	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1531
1174	my @reply;
1175
1176	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}) {
1177	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1178	}	1550	}
1179		1551
1180	$pl->ext_reply ($reply, @reply)
1181	if $reply;
1182
1183	} else {	1552	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1554	}
1186		1555
1187	cf::override;	1556	cf::override;
1188	},	1557	},
1189	);	1558	);
1190		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
1191	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1192	cf::sync_job {	1589	cf::sync_job {
1193	my %todo;	1590	my %todo;
1194		1591
1195	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1593	next unless -r $path;
…		…
1214		1611
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1614
1218	$ext{source} =	1615	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1221	. $source	1618	. $source
1222	. "\n};\n1";	1619	. "\n};\n1";
1223		1620
1224	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1225	}	1622	}
1226		1623
		1624	my $pass = 0;
1227	my %done;	1625	my %done;
1228	while (%todo) {	1626	while (%todo) {
1229	my $progress;	1627	my $progress;
1230		1628
		1629	++$pass;
		1630
		1631	ext:
1231	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1634	next ext
1234	unless exists $done{$_};	1635	unless exists $done{$_};
1235	}	1636	}
1236		1637
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1639
1239	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 $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1244	warn $msg;	1656
1245	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1658	delete $todo{$k};
1247	}	1659	} else {
1248		1660	$done{$k} = delete $todo{$k};
1249	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1250	}	1666	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1667	}
1256		1668
1257	skip:	1669	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	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	}
1260	}	1679	}
1261	};	1680	};
1262	}	1681	}
1263		1682
1264	#############################################################################	1683	#############################################################################
1265		1684
1266	=back	1685	=back
1267		1686
1268	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1269		1688
1270	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1271		1690
1272	=cut	1691	=cut
1273		1692
1274	package cf::player;	1693	package cf::player;
1275		1694
1276	use Coro::AIO;	1695	use Coro::AIO;
1277		1696
1278	=head3 cf::player	1697	=head3 cf::player
1279		1698
1280	=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	}
1281		1714
1282	=item cf::player::find $login	1715	=item cf::player::find $login
1283		1716
1284	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1285		1718
…		…
1304		1737
1305	sub exists($) {	1738	sub exists($) {
1306	my ($login) = @_;	1739	my ($login) = @_;
1307		1740
1308	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1310	}	1743	}
1311		1744
1312	sub find($) {	1745	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1747	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1758
1326	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1760	or return;
1328		1761
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1331	or return;	1763	or return;
		1764
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1335	}	1768	}
1336	}	1769	}
1337	}	1770	}
1338		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($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	);
		1784
1339	sub save($) {	1785	sub save($) {
1340	my ($pl) = @_;	1786	my ($pl) = @_;
1341		1787
1342	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1343		1789
…		…
1346		1792
1347	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1348		1794
1349	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		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];
1351		1802
1352	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1804	cf::cede_to_tick;
1354	}	1805	}
1355		1806
…		…
1387	my ($pl) = @_;	1838	my ($pl) = @_;
1388		1839
1389	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1390		1841
1391	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1392	$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
1393		1844
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1395	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1397	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1398		1853
1399	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1401	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1439		1894
1440	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1441	my $path = path $login;	1896	my $path = path $login;
1442		1897
1443	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1904	}
1449		1905
…		…
1453		1909
1454	\@logins	1910	\@logins
1455	}	1911	}
1456		1912
1457	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1458		1916
1459	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1460	player. May block.	1918	player. May block.
1461		1919
1462	=cut	1920	=cut
…		…
1480	}	1938	}
1481		1939
1482	\@paths	1940	\@paths
1483	}	1941	}
1484		1942
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1944
1487	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535
1536	=item $player->ext_reply ($msgid, @msg)
1537
1538	Sends an ext reply to the player.
1539
1540	=cut
1541
1542	sub ext_reply($$@) {
1543	my ($self, $id, @msg) = @_;
1544
1545	$self->ns->ext_reply ($id, @msg)
1546	}
1547		1946
1548	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1549		1948
1550	Sends an ext event to the client.	1949	Sends an ext event to the client.
1551		1950
…		…
1571		1970
1572	=cut	1971	=cut
1573		1972
1574	sub find_by_path($) {	1973	sub find_by_path($) {
1575	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1576		1977
1577	my ($match, $specificity);	1978	my ($match, $specificity);
1578		1979
1579	for my $region (list) {	1980	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1608		2009
1609	sub generate_random_map {	2010	sub generate_random_map {
1610	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1611	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1612	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1620	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1621	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1622	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1623	(cf::region::find $rmp->{region}), $rmp->{custom}
1624	)
1625	}	2016	}
1626		2017
1627	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1628		2019
1629	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
…		…
1634		2025
1635	sub register {	2026	sub register {
1636	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	2028	my $pkg = caller;
1638		2029
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		2031
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	2033	}
1644		2034
1645	# also paths starting with '/'	2035	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		2037
1648	sub thawer_merge {	2038	sub thawer_merge {
1649	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1650		2040
1651	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1656	}	2046	}
1657		2047
1658	sub normalise {	2048	sub normalise {
1659	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1660		2050
1661	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1662		2052
1663	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1664		2054
1665	# map plan:	2055	# map plan:
1666	#	2056	#
…		…
1681	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1682	$path = "$base/$path";	2072	$path = "$base/$path";
1683	}	2073	}
1684		2074
1685	for ($path) {	2075	for ($path) {
1686	redo if s{//}{/};
1687	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1688	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1689	}	2078	}
1690		2079
1691	$path	2080	$path
…		…
1705	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1706	return $self;	2095	return $self;
1707	}	2096	}
1708	}	2097	}
1709		2098
1710	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1711	()	2100	()
1712	}	2101	}
1713		2102
		2103	# may re-bless or do other evil things
1714	sub init {	2104	sub init {
1715	my ($self) = @_;	2105	my ($self) = @_;
1716		2106
1717	$self	2107	$self
1718	}	2108	}
…		…
1737		2127
1738	# the temporary/swap location	2128	# the temporary/swap location
1739	sub save_path {	2129	sub save_path {
1740	my ($self) = @_;	2130	my ($self) = @_;
1741		2131
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1744	}	2134	}
1745		2135
1746	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1747	sub uniq_path {	2137	sub uniq_path {
1748	my ($self) = @_;	2138	my ($self) = @_;
1749		2139
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	2142	}
1762		2143
1763	sub decay_objects {	2144	sub decay_objects {
1764	my ($self) = @_;	2145	my ($self) = @_;
1765		2146
…		…
1792	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1793		2174
1794	1	2175	1
1795	}	2176	}
1796		2177
		2178	# used to laod the header of an original map
1797	sub load_header_orig {	2179	sub load_header_orig {
1798	my ($self) = @_;	2180	my ($self) = @_;
1799		2181
1800	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1801	}	2183	}
1802		2184
		2185	# used to laod the header of an instantiated map
1803	sub load_header_temp {	2186	sub load_header_temp {
1804	my ($self) = @_;	2187	my ($self) = @_;
1805		2188
1806	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1807	}	2190	}
1808		2191
		2192	# called after loading the header from an instantiated map
1809	sub prepare_temp {	2193	sub prepare_temp {
1810	my ($self) = @_;	2194	my ($self) = @_;
1811		2195
1812	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1813	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1814	# safety	2198	# safety
1815	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1816	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1817	}	2201	}
1818		2202
		2203	# called after loading the header from an original map
1819	sub prepare_orig {	2204	sub prepare_orig {
1820	my ($self) = @_;	2205	my ($self) = @_;
1821		2206
1822	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1823	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1847		2232
1848	sub find;	2233	sub find;
1849	sub find {	2234	sub find {
1850	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1851		2236
		2237	cf::cede_to_tick;
		2238
1852	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1853		2240
1854	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2243
1857	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1862	or return;	2246	or return;
1863		2247
1864	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1865		2249
…		…
1867	or return;	2251	or return;
1868		2252
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
1872	undef $guard1;	2257	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2258	$map->reset;
1875	return find $path;	2259	return find $path;
1876	}	2260	}
1877		2261
1878	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1879	}	2263	}
1880	}	2264	}
1881		2265
1882	sub pre_load { }	2266	sub pre_load { }
1883	sub post_load { }	2267	#sub post_load { } # XS
1884		2268
1885	sub load {	2269	sub load {
1886	my ($self) = @_;	2270	my ($self) = @_;
1887		2271
1888	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2275
1892	{	2276	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1894		2278
1895	return unless $self->valid;	2279	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2281
1900	$self->alloc;	2282	$self->alloc;
1901		2283
1902	$self->pre_load;	2284	$self->pre_load;
1903	cf::cede_to_tick;	2285	cf::cede_to_tick;
1904		2286
		2287	if (exists $self->{load_path}) {
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2289	$f->skip_block;
1907	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
1908	or return;	2291	or return;
1909		2292
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1911	if delete $self->{load_original};	2294	if delete $self->{load_original};
1912		2295
1913	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2297	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
1916	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1917	$self->clear_unique_items;	2300	$self->clear_unique_items;
1918	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
1919	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
1920	}	2304	}
1921	}	2305	}
1922	}
1923		2306
1924	$f->resolve_delayed_derefs;	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);
1925		2314
1926	cf::cede_to_tick;	2315	cf::cede_to_tick;
1927	# now do the right thing for maps	2316	# now do the right thing for maps
1928	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1929	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1933	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2323	$self->decay_objects;
1935	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1936	$self->update_buttons;	2325	$self->update_buttons;
1937	cf::cede_to_tick;	2326	cf::cede_to_tick;
1938	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1939	cf::cede_to_tick;
1940	$self->activate;
1941	}	2328	}
1942		2329
1943	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1945
1946	$self->in_memory (cf::MAP_IN_MEMORY);
1947	}	2332	}
1948		2333
1949	$self->post_load;	2334	$self->post_load;
1950	}
1951		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
1952	sub customise_for {	2342	sub customise_for {
1953	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1954		2344
1955	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2346	if $self->per_player;
…		…
1959	# if $self->per_party;	2349	# if $self->per_party;
1960		2350
1961	$self	2351	$self
1962	}	2352	}
1963		2353
1964	# find and load all maps in the 3x3 area around a map
1965	sub load_neighbours {
1966	my ($map) = @_;
1967
1968	my @neigh; # diagonal neighbours
1969
1970	for (0 .. 3) {
1971	my $neigh = $map->tile_path ($_)
1972	or next;
1973	$neigh = find $neigh, $map
1974	or next;
1975	$neigh->load;
1976
1977	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}
1981
1982	for (grep defined $_->[0], @neigh) {
1983	my ($path, $origin) = @$_;
1984	my $neigh = find $path, $origin
1985	or next;
1986	$neigh->load;
1987	}
1988	}
1989
1990	sub find_sync {	2354	sub find_sync {
1991	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1992		2356
1993	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
1994	}	2362	}
1995		2363
1996	sub do_load_sync {	2364	sub do_load_sync {
1997	my ($map) = @_;	2365	my ($map) = @_;
1998		2366
		2367	# it's a bug to call this from the main context
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2001		2370
2002	cf::sync_job { $map->load };	2371	$map->load;
2003	}	2372	}
2004		2373
2005	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2007		2376
2008	sub find_async {	2377	sub find_async {
2009	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2010		2379
2011	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2012		2381
2013	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2015	}	2384	}
2016		2385
2017	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2018		2387
2019	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
2020	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2393	if (my $map = find $k) {
2023	$map->load if $v;	2394	$map->load if $v;
2024	}	2395	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2032		2403
2033	()	2404	()
2034	}	2405	}
2035		2406
		2407	# common code, used by both ->save and ->swapout
2036	sub save {	2408	sub _save {
2037	my ($self) = @_;	2409	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2410
2041	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2042		2412
2043	return unless $self->dirty;	2413	return unless $self->dirty;
2044		2414
…		…
2050	return if $self->{deny_save};	2420	return if $self->{deny_save};
2051		2421
2052	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2053		2423
2054	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2056	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2057		2430
2058	if ($uniq) {	2431	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2434	} else {
2062	$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);
2063	}	2436	}
2064	}	2437	}
2065		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2066	sub swap_out {	2447	sub swap_out {
2067	my ($self) = @_;	2448	my ($self) = @_;
2068		2449
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2074	return if $self->players;	2454	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2076	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2077		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2078	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2079		2506
2080	$self->deactivate;	2507	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2509	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2510
2128	$self->unlink_save;	2511	$self->unlink_save;
2129	$self->destroy;	2512	$self->destroy;
2130	}	2513	}
2131		2514
…		…
2139		2522
2140	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2141		2524
2142	$self->unlink_save;	2525	$self->unlink_save;
2143		2526
2144	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2532
…		…
2198		2581
2199	sub unique_maps() {	2582	sub unique_maps() {
2200	[	2583	[
2201	map {	2584	map {
2202	utf8::decode $_;	2585	utf8::decode $_;
2203	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2204	? normalise $_	2589	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2591	]
2208	}	2592	}
2209		2593
2210	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	}
2211		2625
2212	=back	2626	=back
2213		2627
2214	=head3 cf::object	2628	=head3 cf::object
2215		2629
…		…
2219		2633
2220	=over 4	2634	=over 4
2221		2635
2222	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2223		2637
2224	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.
2225		2640
2226	=cut	2641	=cut
2227		2642
2228	sub inv_recursive_;	2643	sub inv_recursive_;
2229	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2235	}	2650	}
2236		2651
2237	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2238		2653
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2654	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2655
2241	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2242		2657
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2246	=cut	2661	=cut
2247		2662
2248	sub deref {	2663	sub deref {
2249	my ($ref) = @_;	2664	my ($ref) = @_;
2250		2665
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2667	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2669	or return;
2258	$pl->ob->uuid eq $uuid	2670	$pl->ob->uuid eq $uuid
2259	or return;	2671	or return;
…		…
2279	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
2280	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2281		2693
2282	=cut	2694	=cut
2283		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	};
		2709
2284	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2711	# with dialog boxes.
2286	#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
2287	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2727
2302	} else {	2728	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2731	}
2306	}	2732	}
2307	}	2733	}
2308		2734
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2760
2335	=item $player_object->enter_link	2761	=item $player_object->enter_link
2336		2762
2337	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}>).
2338		2764
2339	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.
2340	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.
2341		2769
2342	Will never block.	2770	Will never block.
2343		2771
2344	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2345		2773
…		…
2365	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2794	my ($self) = @_;
2367		2795
2368	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2369		2797
		2798	++$self->{_link_recursion};
		2799
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2801
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2374		2804
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2806	}
2377		2807
2378	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2380		2810
…		…
2397	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2399		2829
2400	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2403		2833
2404	$map->load;	2834	$map->load;
2405	$map->load_neighbours;
2406		2835
2407	return unless $self->contr->active;	2836	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2837
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2412	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2413		2845
		2846	}
		2847
2414	=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)]])
2415		2849
2416	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
2417	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2418	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
2419	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
2420	be called at the end of this process.	2854	be called at the end of this process.
2421		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
2422	=cut	2859	=cut
2423		2860
2424	our $GOTOGEN;	2861	our $GOTOGEN;
2425		2862
2426	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2865
		2866	if ($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
2429	# 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
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2874
2432	$self->enter_link;	2875	$self->enter_link;
2433		2876
2434	(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
2435	my $map = eval {	2899	my $map = eval {
2436	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2437		2901
2438	if ($map) {	2902	if ($map) {
2439	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2905	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2907	}
2444		2908
2445	$map	2909	$map
2446	};	2910	};
2447		2911
…		…
2453	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2456	}	2920	}
2457		2921
2458	$done->() if $done;	2922	$done->($self) if $done;
2459	})->prio (1);	2923	})->prio (1);
2460	}	2924	}
2461		2925
2462	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2463		2927
…		…
2483	}	2947	}
2484		2948
2485	sub prepare_random_map {	2949	sub prepare_random_map {
2486	my ($exit) = @_;	2950	my ($exit) = @_;
2487		2951
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2954	# that depends on the exit object
2493		2955
2494	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2958	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2501	}	2965	}
2502		2966
2503	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2504		2968
2505	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2508		2972
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2975	undef $fh;
2512	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2513		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2516	}	2984	}
2517	}	2985	}
2518		2986
2519	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2521		2989
2522	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2523		2991
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2992	$self->enter_link;
2536		2993
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2994	(async {
2542	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2543	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
2544	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2545		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
2546	1;	3033	1
2547	}) {	3034	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "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. "
2550	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2552		3039
2553	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	3041	$self->leave_link;
2555	}	3042	}
2556	})->prio (1);	3043	})->prio (1);
2557	}	3044	}
2558		3045
…		…
2570	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2572		3059
2573	utf8::encode $text;	3060	utf8::encode $text;
2574	$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);
2575	}	3087	}
2576		3088
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		3090
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2583		3095
2584	=cut	3096	=cut
2585		3097
		3098	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2587	"c/identify" => {	3106	"c/identify" => {
2588	id => "identify",	3107	id => "infobox",
2589	title => "Identify",	3108	title => "Identify",
2590	reply => undef,	3109	reply => undef,
2591	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
2592	},	3111	},
2593	"c/examine" => {	3112	"c/examine" => {
2594	id => "examine",	3113	id => "infobox",
2595	title => "Examine",	3114	title => "Examine",
2596	reply => undef,	3115	reply => undef,
2597	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
2598	},	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" => $CHAT_CHANNEL,
2599	);	3210	);
2600		3211
2601	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3214
2604	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2605		3217
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3219
2608	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
2610		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2611	if (ref $channel) {	3227	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3232	}
2618		3233
2619	$channel = $channel->{id};	3234	$channel = $channel->{id};
2620	}	3235	}
2621		3236
2622	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2623		3238
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3239	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2628		3242
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3246	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3247
2643	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3249	}
2657		3250
2658	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2659		3252
2660	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2662	=cut	3255	=cut
2663		3256
2664	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2666		3259
2667	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}
2673	}
2674
2675	=item $client->ext_reply ($msgid, @msg)
2676
2677	Sends an ext reply to the client.
2678
2679	=cut
2680
2681	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;
2683
2684	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}
2691	}	3261	}
2692		3262
2693	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2694		3264
2695	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2750	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2751		3321
2752	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2753		3323
2754	if (ref $msg) {	3324	if (ref $msg) {
2755	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2756	"ARRAY" eq ref $msg
2757	? @$msg
2758	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2759		3326
2760	my @reply;
2761
2762	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}) {
2763	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2764	}	3345	}
2765
2766	$ns->ext_reply ($reply, @reply)
2767	if $reply;
2768
2769	} else {	3346	} else {
2770	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";
2771	}	3348	}
2772		3349
2773	cf::override;	3350	cf::override;
2774	},	3351	},
2775	);	3352	);
…		…
2795		3372
2796	$coro	3373	$coro
2797	}	3374	}
2798		3375
2799	cf::client->attach (	3376	cf::client->attach (
2800	on_destroy => sub {	3377	on_client_destroy => sub {
2801	my ($ns) = @_;	3378	my ($ns) = @_;
2802		3379
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3381	},
2805	);	3382	);
…		…
2821	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2822		3399
2823	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2824		3401
2825	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2828	sort time	3405	sort time
2829	));	3406	));
2830		3407
2831	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2833	=pod	3410	=pod
2834		3411
2835	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2836		3413
2837	cf::object	3414	cf::object
2838	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
2839	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2840		3418
2841	cf::object::player	3419	cf::object::player
2842	player	3420	player
2843		3421
2844	cf::player	3422	cf::player
…		…
2849		3427
2850	=cut	3428	=cut
2851		3429
2852	for (	3430	for (
2853	["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
2854	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2859	) {	3437	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3440	for @funs;
2864	}	3441	}
2865		3442
…		…
2880		3457
2881	my $qcode = $code;	3458	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2884		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2885	local $_;	3465	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3466
2888	my $eval =	3467	my $eval =
2889	"do {\n"	3468	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3471	. $code
2893	. "\n}"	3472	. "\n}"
2894	;	3473	;
2895		3474
		3475	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	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	}
2899		3484
2900	if ($@) {	3485	if ($@) {
2901	warn "$@";	3486	warn "$@",
2902	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2904	}	3489	}
2905		3490
2906	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2907	}	3492	}
2908		3493
…		…
2922	=cut	3507	=cut
2923		3508
2924	sub register_script_function {	3509	sub register_script_function {
2925	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2926		3511
2927	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2929	}	3514	}
2930		3515
2931	=back	3516	=back
2932		3517
2933	=cut	3518	=cut
2934		3519
2935	#############################################################################	3520	#############################################################################
2936	# the server's init and main functions	3521	# the server's init and main functions
		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	}
2937		3546
2938	sub load_facedata($) {	3547	sub load_facedata($) {
2939	my ($path) = @_;	3548	my ($path) = @_;
2940		3549
2941	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
2942	# for this (global event?)	3551	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3553
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3555
2947	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2948		3557
2949	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2950	0 < aio_load $path, $facedata
2951	or die "$path: $!";
2952
2953	$facedata = Coro::Storable::thaw $facedata;
2954		3559
2955	$facedata->{version} == 2	3560	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3562
2958	# patch in the exptable
2959	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2962	};
2963	cf::cede_to_tick;	3563	cf::cede_to_tick;
2964		3564
2965	{	3565	{
2966	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2967		3567
2968	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2970	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2974		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2975	cf::cede_to_tick;	3579	cf::cede_to_tick;
2976	}	3580	}
2977		3581
2978	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2980	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2981	or next;	3586	or next;
		3587
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3591	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3593	}
2988		3594
2989	cf::cede_to_tick;	3595	cf::cede_to_tick;
2990	}	3596	}
2991	}	3597	}
2992		3598
2993	{	3599	{
2994	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2995		3601
2996	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2997	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2998	cf::cede_to_tick;	3604	cf::cede_to_tick;
2999	}	3605	}
3000		3606
3001	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3002	}	3608	}
3003		3609
3004	{	3610	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3008
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010		3612
3011	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
		3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3617
3015	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
3016	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3017		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3018	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3622	} else {
3025	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
3026	}	3624	}
3027		3625
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3626	cf::cede_to_tick;
3032	}	3627	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3631
3053	1	3632	1
3054	}	3633	}
3055		3634
3056	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
3058		3637
3059	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3061	}	3640	}
3062	};	3641	};
		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	}
3063		3665
3064	sub reload_regions {	3666	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3668	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3683	}
3082		3684
3083	sub reload_archetypes {	3685	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references	3688
3087	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3088	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3089	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3090	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	);
3091	}	3697	}
3092		3698
3093	sub reload_treasures {	3699	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3096	}	3702	}
3097		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
3098	sub reload_resources {	3724	sub reload_resources {
3099	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3100		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3101	reload_regions;	3732	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3733	reload_treasures;
3106		3734
3107	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3736	}
3113		3737
3114	sub reload_config {	3738	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3116	or return;
3117		3740
3118	local $/;	3741	my $config = load_file "$CONFDIR/config";
3119	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3120		3744
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3746
3123	$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};
3124	$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};
3125		3749
3126	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3130	};	3754	};
3131	warn $@ if $@;	3755	warn $@ if $@;
3132	}	3756	}
3133	}	3757	}
3134		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
3135	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
3136	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3138	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#
3139	(async {	3800	(async {
3140	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3142	};	3804	};
3143		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		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;
3144	reload_config;	3820	reload_config;
3145	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3146	load_extensions;	3830	load_extensions;
3147		3831
3148	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3149	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;
3150	}	3849	}
3151		3850
3152	#############################################################################	3851	#############################################################################
3153	# initialisation and cleanup	3852	# initialisation and cleanup
3154		3853
3155	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3156	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3165	},
3166	);	3860	};
3167	}	3861	}
3168	}	3862	}
3169		3863
3170	sub write_runtime {	3864	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3172		3866
3173	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3175		3869
3176	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3871
3178	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3179		3873
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3875	or return;
3182		3876
3183	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3196		3890
3197	close $fh	3891	close $fh
3198	or return;	3892	or return;
3199		3893
3200	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3895	and return;
3202		3896
3203	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3898
3205	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 };
3206	}	3950	}
3207		3951
3208	sub emergency_save() {	3952	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3210		3954
3211	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;
3212		3961
3213	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3214	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3973	$pl->save;
3222	}	3974	}
3223	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3224		3976
3225	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";
3226	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3982	$map->valid or next;
3229	$map->save;	3983	$map->save;
3230	}	3984	}
3231	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3232		3986
3233	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";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3235	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
3236	};	4015	};
3237		4016
3238	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3239	}	4018	}
3240		4019
3241	sub post_cleanup {	4020	sub post_cleanup {
3242	my ($make_core) = @_;	4021	my ($make_core) = @_;
3243		4022
		4023	IO::AIO::flush;
		4024
3244	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3245	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	}
3246	}	4055	}
3247		4056
3248	sub do_reload_perl() {	4057	sub do_reload_perl() {
3249	# can/must only be called in main	4058	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3251	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3252	return;	4061	return;
3253	}	4062	}
3254		4063
3255	warn "reloading...";	4064	return if $RELOAD++;
3256		4065
3257	warn "entering sync_job";	4066	my $t1 = AE::time;
3258		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3259	cf::sync_job {	4074	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	4075	#cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		4076
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	4079	%EXT_CORO = ();
3288		4080
3289	warn "removing commands";	4081	trace "perl_reload: removing commands";
3290	%COMMAND = ();	4082	%COMMAND = ();
3291		4083
3292	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3293	%EXTCMD = ();	4085	%EXTCMD = ();
3294	%EXTICMD = ();	4086	%EXTICMD = ();
3295		4087
3296	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3299		4091
3300	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3301	eval {	4093	eval {
3302	$cb->($pkg);	4094	$cb->($pkg);
3303	1	4095	1
3304	} 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;
3305	}	4101	}
3306		4102
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		4106
3315	warn "... unloading $k";	4107	trace "... unloading $k";
3316	delete $INC{$k};	4108	delete $INC{$k};
3317		4109
3318	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3320		4112
3321	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3323	}	4118	}
3324		4119
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3330	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);
3331		4123
3332	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		4127
3336	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3337	# and global variables created in xs	4129	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3339		4131
3340	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3341		4133
3342	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3343	require cf;	4135	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3345		4137
3346	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3347	cf::reload_config;	4139	cf::reload_config;
3348		4140
3349	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3350	cf::load_extensions;	4142	cf::load_extensions;
3351		4143
		4144	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3355	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3358		4152
3359	warn "leaving sync_job";	4153	cf::_post_init 1;
3360		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3361	1	4157	1
3362	} or do {	4158	} or do {
3363	warn $@;	4159	error $@;
3364	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3365	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3366	};	4164	}
3367		4165
3368	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3369	};	4168	};
3370		4169
3371	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3372		4171
3373	sub reload_perl() {	4172	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3376		4175
3377	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	4178
3380	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	4180	do_reload_perl;
3383	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3384	},	4182	};
3385	);	4183	};
3386	}	4184	}
3387		4185
3388	register_command "reload" => sub {	4186	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3390		4188
3391	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	4193	reload_perl;
		4194	};
3394	}	4195	}
3395	};	4196	};
3396		4197
3397	unshift @INC, $LIBDIR;	4198	#############################################################################
3398		4199
3399	my $bug_warning = 0;	4200	my $bug_warning = 0;
3400		4201
3401	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;
3403
3404	sub wait_for_tick {	4202	sub wait_for_tick() {
3405	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3406	return if $Coro::current == $Coro::main;
3407		4204
3408	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3409	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;
3411	}	4206	}
3412		4207
3413	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3414	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3415	return if $Coro::current == $Coro::main;
3416		4210
3417	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4213	$signal->wait;
3420	}	4214	}
3421		4215
3422	my $min = 1e6;#d#	4216	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3434	return;	4220	return;
3435	}	4221	}
3436		4222
3437	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3438		4224
3439	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3440		4226
3441	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	4229	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3445	or die;	4231	write_runtime_sync
3446		4232	or error "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4233	};
		4234	}
3463		4235
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4237	$sig->send;
3480	}	4238	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3482	$sig->send;
3483	}
3484		4240
3485	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4243
3496	_post_tick;	4244	if (0) {
3497		4245	if ($NEXT_TICK) {
3498		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3499	},	4250	}
3500	);	4251	}
3501		4252
3502	{	4253	{
3503	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3505	reentrant => 0,	4256
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3513		4258	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4260
3529	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3530	$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);
3531		4268
3532	cf::sync_job {	4269	cf::sync_job {
3533	eval {	4270	eval {
3534	BDB::db_env_open	4271	BDB::db_env_open
3535	$DB_ENV,	4272	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4276	0666;
3540		4277
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4279	};
3546		4280
3547	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4282	};
3549	}	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";
3550	}	4296	}
3551		4297
3552	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3553	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,	4305	info "aio initialised";
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4306	}
3566		4307
3567	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3568		4310
3569	sub _log_backtrace {	4311	sub _log_backtrace {
3570	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3571		4313
3572	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3573		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3574	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3576	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3577	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3578	my @bt = fork_call {	4327	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	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 |"
3582	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3590	}	4339	}
3591		4340
3592	@funcs	4341	@funcs
3593	};	4342	};
3594		4343
3595	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4347	--$_log_backtrace;
3598	};	4348	};
3599	} else {	4349	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3602	}	4352	}
3603	}	4353	}
3604		4354
3605	# load additional modules	4355	# load additional modules
3606	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3607		4358
3608	END { cf::emergency_save }	4359	END { cf::emergency_save }
3609		4360
3610	1	4361	1
3611		4362

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