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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 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 1.4 ();	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		145
84	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # 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
		523	Locks are *not* recursive, locking from the same coro twice results in a
		524	deadlocked coro.
		525
277	Lock names should begin with a unique identifier (for example, cf::map::find	526	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	527	uses map_find and cf::map::load uses map_load).
279		528
280	=item $locked = cf::lock_active $string	529	=item $locked = cf::lock_active $string
281		530
282	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.
283		532
284	=cut	533	=cut
285		534
286	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
287		536
288	sub lock_wait($) {	537	sub lock_wait($) {
289	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	539	}
297		540
298	sub lock_acquire($) {	541	sub lock_acquire($) {
299	my ($key) = @_;	542	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	543	}
311		544
312	sub lock_active($) {	545	sub lock_active($) {
313	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	547	}
317		548
318	sub freeze_mainloop {	549	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
320		551
321	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	553	}
323	};	554
324	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
325	$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
326	}	568	}
327		569
328	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
329		571
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	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
332	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.
333		579
334	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
335	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
336		582
337	Useful for short background jobs.	583	Useful for short background jobs.
338		584
339	=cut	585	=cut
340		586
341	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
343		590
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
346	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
347		597
348	while () {	598	while () {
349	next_job:	599	next_job:
		600
350	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	602
352	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	607	$job->[2]->send;
356	Coro::cede;	608	Coro::cede;
357	goto next_job;	609	goto next_job;
358	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	612	}
360	}	613	}
361		614
362	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
363	# 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
364	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	618	} else {
		619	$busy = 0;
367	Coro::schedule;	620	Coro::schedule;
368	}	621	}
369	}	622	}
370	};	623	};
371		624
372	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
373	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
374		629
375	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
376	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
377		633
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
391		647
392	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
393		649
394	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
395		651
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	655	acceptable.
400		656
401	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
402	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
…		…
406	=cut	662	=cut
407		663
408	sub sync_job(&) {	664	sub sync_job(&) {
409	my ($job) = @_;	665	my ($job) = @_;
410		666
411	if ($Coro::current == $Coro::main) {	667	if (in_main) {
412	my $time = Event::time;	668	my $time = AE::time;
413		669
414	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
416		672
417	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	674
419	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
420		676
421	my $busy = 1;	677	my $busy = 1;
422	my @res;	678	my @res;
423		679
424	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	682	@res = eval { $job->() };
426	warn $@ if $@;	683	error $@ if $@;
427	undef $busy;	684	undef $busy;
428	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
429		686
430	while ($busy) {	687	while ($busy) {
431	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
432	}	692	}
		693	}
433		694
434	$time = Event::time - $time;	695	my $time = AE::time - $time;
435		696
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
440		698
441	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
442	} else {	700	} else {
443	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
444		702
…		…
464	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
465		723
466	$coro	724	$coro
467	}	725	}
468		726
469	=item fork_call { }, $args	727	=item fork_call { }, @args
470		728
471	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
472	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
475		733
476	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
477		739
478	sub fork_call(&@) {	740	sub fork_call(&@) {
479	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
480		742
481	# 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,
482	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
484		746
485	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
486	reset_signals;	748	cf::post_fork;
487	&$cb	749	&$cb
488	}, @args;	750	} @args;
489		751
490	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
491	}	791	}
492		792
493	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
494		794
495	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
498		798
499	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
500	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).
501		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
502	=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	}
503		828
504	our $DB;	829	our $DB;
505		830
506	sub db_init {	831	sub db_init {
507	unless ($DB) {	832	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	833	}
522		834
523	sub db_get($$) {	835	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
525		837
526	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
527	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
528		842
529	$! ? ()	843	$! ? ()
530	: $data	844	: $data
531	}
532	}	845	}
533		846
534	sub db_put($$$) {	847	sub db_put($$$) {
535	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		877
565	my @data;	878	my @data;
566	my $md5;	879	my $md5;
567		880
568	for (0 .. $#$src) {	881	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	883	}
572		884
573	# if processing is expensive, check	885	# if processing is expensive, check
574	# checksum first	886	# checksum first
575	if (1) {	887	if (1) {
576	$md5 =	888	$md5 =
577	join "\x00",	889	join "\x00",
578	$processversion,	890	$processversion,
579	map {	891	map {
580	Coro::cede;	892	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	893	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	894	} 0.. $#$src;
583		895
584		896
585	my $dbmd5 = db_get cache => "$id/md5";	897	my $dbmd5 = db_get cache => "$id/md5";
…		…
588		900
589	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
590	}	902	}
591	}	903	}
592		904
593	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
594	my $data = $process->(\@data);	906	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
596		908
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		910
599	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
602		914
…		…
612		924
613	=cut	925	=cut
614		926
615	sub datalog($@) {	927	sub datalog($@) {
616	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	930	}
619		931
620	=back	932	=back
621		933
622	=cut	934	=cut
623		935
624	#############################################################################	936	#############################################################################
625		937
626	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
627		939
628	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
629	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")
630	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
631		943
632	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>
633	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
634	Crossfire TRT).	946	Deliantra).
635		947
636	=over 4	948	=over 4
637		949
638	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
639		951
…		…
683	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
684		996
685	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
686	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
687		999
688	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		1002
691	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
692		1004
693	=over 4	1005	=over 4
…		…
817		1129
818	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1132
821	} elsif (ref $type) {	1133	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
823		1135
824	} else {	1136	} else {
825	shift @arg;	1137	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
827	}	1139	}
828	}	1140	}
829	}	1141	}
830		1142
831	sub _object_attach {	1143	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
842	}	1154	}
843		1155
844	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
845	} else {	1157	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1159	}
848		1160
849	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
850	}	1162	}
851		1163
…		…
910		1222
911	for (@$callbacks) {	1223	for (@$callbacks) {
912	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
913		1225
914	if ($@) {	1226	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1228	override;
918	}	1229	}
919		1230
920	return 1 if $override;	1231	return 1 if $override;
921	}	1232	}
922		1233
923	0	1234	0
924	}	1235	}
925		1236
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1238
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1240
930	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
931		1242
…		…
937		1248
938	=cut	1249	=cut
939		1250
940	#############################################################################	1251	#############################################################################
941	# object support	1252	# object support
942	#
943		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#
944	sub _can_merge {	1287	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
946		1289
947	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1291
951	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
952	}	1294	}
953		1295
954	sub reattach {	1296	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1298	my ($obj) = @_;
957		1299
		1300	# no longer needed after getting rid of delete_package?
958	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
959		1302
960	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
961		1304
962	@$registry = ();	1305	@$registry = ();
963		1306
…		…
968	for (@$attach) {	1311	for (@$attach) {
969	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
971	}	1314	}
972	} else {	1315	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1317	}
975	}	1318	}
976	}	1319	}
977		1320
978	cf::attachable->attach (	1321	cf::attachable->attach (
979	prio => -1000000,	1322	prio => -1000000,
980	on_instantiate => sub {	1323	on_instantiate => sub {
981	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
982		1325
983	$data = from_json $data;	1326	$data = decode_json $data;
984		1327
985	for (@$data) {	1328	for (@$data) {
986	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
987		1330
988	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1347	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1006		1349
1007	sync_job {	1350	sync_job {
1008	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1011		1356
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1364	aio_close $fh;
1017		1365
1018	if (@$objs) {	1366	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1375	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1377	}
1027	} else {	1378	} else {
1028	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1029	}	1380	}
1030		1381
1031	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1386	} else {
1033	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1034	}	1388	}
1035	} else {	1389	} else {
1036	aio_unlink $filename;	1390	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1038	}	1392	}
1039	}	1393	};
1040	}	1394	}
1041		1395
1042	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1044		1398
…		…
1056	or return;	1410	or return;
1057		1411
1058	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1414	or return;
		1415
1061	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1062	}	1418	}
1063		1419
		1420	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
		1424
1066	return ($data, $av);	1425	($data, $av)
1067	}	1426	}
1068		1427
1069	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
1070		1429
1071	=over 4	1430	=over 4
…		…
1073	=cut	1432	=cut
1074		1433
1075	#############################################################################	1434	#############################################################################
1076	# command handling &c	1435	# command handling &c
1077		1436
1078	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1079		1438
1080	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
1081	$name.	1440	$name.
1082		1441
1083	=cut	1442	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1090		1449
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1451	}
1093		1452
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1454
1096	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1097	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
1098	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
1099	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
1100	has logged in successfully.	1459	has logged in successfully.
1101		1460
1102	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1103	called.
1104		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
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1469
1107	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1108	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
1109	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
1110	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
1111	log-in.	1474	log-in.
1112		1475
1113	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1114	called.
1115		1477
1116	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		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
1118	sub register_extcmd {	1485	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1120		1487
1121	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1122	}	1489	}
1123		1490
1124	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1126		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1127	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1128	}	1501	}
1129		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1130	cf::player->attach (	1511	cf::player->attach (
1131	on_command => sub {	1512	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1133		1514
1134	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1135	or return;	1516	or return;
1136		1517
…		…
1144	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1145		1526
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1528
1148	if (ref $msg) {	1529	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1531
1154	my @reply;
1155
1156	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}) {
1157	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1158	}	1550	}
1159		1551
1160	$pl->ext_reply ($reply, @reply)
1161	if $reply;
1162
1163	} else {	1552	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1554	}
1166		1555
1167	cf::override;	1556	cf::override;
1168	},	1557	},
1169	);	1558	);
1170		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
1171	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1172	cf::sync_job {	1589	cf::sync_job {
1173	my %todo;	1590	my %todo;
1174		1591
1175	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1593	next unless -r $path;
…		…
1194		1611
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1614
1198	$ext{source} =	1615	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1201	. $source	1618	. $source
1202	. "\n};\n1";	1619	. "\n};\n1";
1203		1620
1204	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1205	}	1622	}
1206		1623
		1624	my $pass = 0;
1207	my %done;	1625	my %done;
1208	while (%todo) {	1626	while (%todo) {
1209	my $progress;	1627	my $progress;
1210		1628
		1629	++$pass;
		1630
		1631	ext:
1211	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1634	next ext
1214	unless exists $done{$_};	1635	unless exists $done{$_};
1215	}	1636	}
1216		1637
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1639
1219	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 $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1224	warn $msg;	1656
1225	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1658	delete $todo{$k};
1227	}	1659	} else {
1228		1660	$done{$k} = delete $todo{$k};
1229	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1230	}	1666	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1667	}
1236		1668
1237	skip:	1669	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	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	}
1240	}	1679	}
1241	};	1680	};
1242	}	1681	}
1243		1682
1244	#############################################################################	1683	#############################################################################
1245		1684
1246	=back	1685	=back
1247		1686
1248	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1249		1688
1250	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1251		1690
1252	=cut	1691	=cut
1253		1692
1254	package cf::player;	1693	package cf::player;
1255		1694
1256	use Coro::AIO;	1695	use Coro::AIO;
1257		1696
1258	=head3 cf::player	1697	=head3 cf::player
1259		1698
1260	=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	}
1261		1714
1262	=item cf::player::find $login	1715	=item cf::player::find $login
1263		1716
1264	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1265		1718
…		…
1284		1737
1285	sub exists($) {	1738	sub exists($) {
1286	my ($login) = @_;	1739	my ($login) = @_;
1287		1740
1288	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1290	}	1743	}
1291		1744
1292	sub find($) {	1745	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1747	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1754	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1755	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1756	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1758
1306	my $pl = load_pl path $login	1759	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1760	or return;
		1761
		1762	my $pl = cf::player::load_pl $f
		1763	or return;
		1764
		1765	local $cf::PLAYER_LOADING{$login} = $pl;
		1766	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1309	}	1768	}
1310	}	1769	}
1311	}	1770	}
		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
1312		1784
1313	sub save($) {	1785	sub save($) {
1314	my ($pl) = @_;	1786	my ($pl) = @_;
1315		1787
1316	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1322		1794
1323	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1325		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1802
1326	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1327	Coro::cede;	1804	cf::cede_to_tick;
1328	}	1805	}
1329		1806
1330	sub new($) {	1807	sub new($) {
1331	my ($login) = @_;	1808	my ($login) = @_;
1332		1809
…		…
1361	my ($pl) = @_;	1838	my ($pl) = @_;
1362		1839
1363	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1364		1841
1365	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1366	$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
1367		1844
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1371	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1372		1853
1373	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1410	or return [];	1891	or return [];
1411		1892
1412	my @logins;	1893	my @logins;
1413		1894
1414	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
		1896	my $path = path $login;
		1897
		1898	# a .pst is a dead give-away for a valid player
		1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1904	}
1418		1905
1419	utf8::decode $login;	1906	utf8::decode $login;
1420	push @logins, $login;	1907	push @logins, $login;
1421	}	1908	}
1422		1909
1423	\@logins	1910	\@logins
1424	}	1911	}
1425		1912
1426	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1427		1916
1428	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1429	player. May block.	1918	player. May block.
1430		1919
1431	=cut	1920	=cut
…		…
1449	}	1938	}
1450		1939
1451	\@paths	1940	\@paths
1452	}	1941	}
1453		1942
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1944
1456	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503
1504	=item $player->ext_reply ($msgid, @msg)
1505
1506	Sends an ext reply to the player.
1507
1508	=cut
1509
1510	sub ext_reply($$@) {
1511	my ($self, $id, @msg) = @_;
1512
1513	$self->ns->ext_reply ($id, @msg)
1514	}
1515		1946
1516	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1517		1948
1518	Sends an ext event to the client.	1949	Sends an ext event to the client.
1519		1950
…		…
1539		1970
1540	=cut	1971	=cut
1541		1972
1542	sub find_by_path($) {	1973	sub find_by_path($) {
1543	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1544		1977
1545	my ($match, $specificity);	1978	my ($match, $specificity);
1546		1979
1547	for my $region (list) {	1980	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1576		2009
1577	sub generate_random_map {	2010	sub generate_random_map {
1578	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1580	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	2016	}
1594		2017
1595	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1596		2019
1597	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
…		…
1602		2025
1603	sub register {	2026	sub register {
1604	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2028	my $pkg = caller;
1606		2029
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2031
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2033	}
1612		2034
1613	# also paths starting with '/'	2035	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2037
1616	sub thawer_merge {	2038	sub thawer_merge {
1617	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1618		2040
1619	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1624	}	2046	}
1625		2047
1626	sub normalise {	2048	sub normalise {
1627	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1628		2050
1629	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1630		2052
1631	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1632		2054
1633	# map plan:	2055	# map plan:
1634	#	2056	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2072	$path = "$base/$path";
1651	}	2073	}
1652		2074
1653	for ($path) {	2075	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1657	}	2078	}
1658		2079
1659	$path	2080	$path
…		…
1673	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1674	return $self;	2095	return $self;
1675	}	2096	}
1676	}	2097	}
1677		2098
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2100	()
1680	}	2101	}
1681		2102
		2103	# may re-bless or do other evil things
1682	sub init {	2104	sub init {
1683	my ($self) = @_;	2105	my ($self) = @_;
1684		2106
1685	$self	2107	$self
1686	}	2108	}
…		…
1705		2127
1706	# the temporary/swap location	2128	# the temporary/swap location
1707	sub save_path {	2129	sub save_path {
1708	my ($self) = @_;	2130	my ($self) = @_;
1709		2131
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1712	}	2134	}
1713		2135
1714	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1715	sub uniq_path {	2137	sub uniq_path {
1716	my ($self) = @_;	2138	my ($self) = @_;
1717		2139
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2142	}
1730		2143
1731	sub decay_objects {	2144	sub decay_objects {
1732	my ($self) = @_;	2145	my ($self) = @_;
1733		2146
…		…
1746		2159
1747	sub load_header_from($) {	2160	sub load_header_from($) {
1748	my ($self, $path) = @_;	2161	my ($self, $path) = @_;
1749		2162
1750	utf8::encode $path;	2163	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2164	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2165	or return;
1756		2166
		2167	$self->_load_header ($f)
		2168	or return;
		2169
		2170	local $MAP_LOADING{$self->{path}} = $self;
		2171	$f->resolve_delayed_derefs;
		2172
1757	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1758		2174
1759	1	2175	1
1760	}	2176	}
1761		2177
		2178	# used to laod the header of an original map
1762	sub load_header_orig {	2179	sub load_header_orig {
1763	my ($self) = @_;	2180	my ($self) = @_;
1764		2181
1765	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1766	}	2183	}
1767		2184
		2185	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2186	sub load_header_temp {
1769	my ($self) = @_;	2187	my ($self) = @_;
1770		2188
1771	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1772	}	2190	}
1773		2191
		2192	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2193	sub prepare_temp {
1775	my ($self) = @_;	2194	my ($self) = @_;
1776		2195
1777	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1779	# safety	2198	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2201	}
1783		2202
		2203	# called after loading the header from an original map
1784	sub prepare_orig {	2204	sub prepare_orig {
1785	my ($self) = @_;	2205	my ($self) = @_;
1786		2206
1787	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2232
1813	sub find;	2233	sub find;
1814	sub find {	2234	sub find {
1815	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1816		2236
		2237	cf::cede_to_tick;
		2238
1817	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1818		2240
		2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2243
1821	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1824	or return;	2246	or return;
1825		2247
1826	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1827		2249
…		…
1829	or return;	2251	or return;
1830		2252
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
		2257	undef $guard1;
1834	$map->reset;	2258	$map->reset;
1835	undef $guard;
1836	return find $path;	2259	return find $path;
1837	}	2260	}
1838		2261
1839	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1840	}	2263	}
1841	}	2264	}
1842		2265
1843	sub pre_load { }	2266	sub pre_load { }
1844	sub post_load { }	2267	#sub post_load { } # XS
1845		2268
1846	sub load {	2269	sub load {
1847	my ($self) = @_;	2270	my ($self) = @_;
1848		2271
1849	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
1850		2273
1851	my $path = $self->{path};	2274	my $path = $self->{path};
1852		2275
1853	{	2276	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1855		2278
		2279	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2281
1860	$self->alloc;	2282	$self->alloc;
1861		2283
1862	$self->pre_load;	2284	$self->pre_load;
1863	Coro::cede;	2285	cf::cede_to_tick;
1864		2286
1865	$self->_load_objects ($self->{load_path}, 1)	2287	if (exists $self->{load_path}) {
		2288	my $f = new_from_file cf::object::thawer $self->{load_path};
		2289	$f->skip_block;
		2290	$self->_load_objects ($f)
1866	or return;	2291	or return;
1867		2292
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1869	if delete $self->{load_original};	2294	if delete $self->{load_original};
1870		2295
1871	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2297	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2298	unless (aio_stat $uniq) {
		2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2300	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2301	$self->_load_objects ($f);
		2302	$f->resolve_delayed_derefs;
		2303	}
		2304	}
1876	}	2305	}
1877	}
1878		2306
1879	Coro::cede;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
		2314
		2315	cf::cede_to_tick;
1880	# now do the right thing for maps	2316	# now do the right thing for maps
1881	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2319	unless $self->difficulty;
1884	Coro::cede;	2320	cf::cede_to_tick;
1885		2321
1886	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2323	$self->decay_objects;
1888	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1889	$self->update_buttons;	2325	$self->update_buttons;
1890	Coro::cede;	2326	cf::cede_to_tick;
1891	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2328	}
1895		2329
1896	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2332	}
1901		2333
1902	$self->post_load;	2334	$self->post_load;
1903	}
1904		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
1905	sub customise_for {	2342	sub customise_for {
1906	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1907		2344
1908	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2346	if $self->per_player;
…		…
1912	# if $self->per_party;	2349	# if $self->per_party;
1913		2350
1914	$self	2351	$self
1915	}	2352	}
1916		2353
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($map) = @_;
1920
1921	my @neigh; # diagonal neighbours
1922
1923	for (0 .. 3) {
1924	my $neigh = $map->tile_path ($_)
1925	or next;
1926	$neigh = find $neigh, $map
1927	or next;
1928	$neigh->load;
1929
1930	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}
1934
1935	for (grep defined $_->[0], @neigh) {
1936	my ($path, $origin) = @$_;
1937	my $neigh = find $path, $origin
1938	or next;
1939	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2354	sub find_sync {
1944	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1945		2356
1946	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
1947	}	2362	}
1948		2363
1949	sub do_load_sync {	2364	sub do_load_sync {
1950	my ($map) = @_;	2365	my ($map) = @_;
1951		2366
		2367	# it's a bug to call this from the main context
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
1954		2370
1955	cf::sync_job { $map->load };	2371	$map->load;
1956	}	2372	}
1957		2373
1958	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1960		2376
1961	sub find_async {	2377	sub find_async {
1962	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
1963		2379
1964	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
1965		2381
1966	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
1968	}	2384	}
1969		2385
1970	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
1971		2387
1972	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
1973	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2393	if (my $map = find $k) {
1976	$map->load if $v;	2394	$map->load if $v;
1977	}	2395	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
1985		2403
1986	()	2404	()
1987	}	2405	}
1988		2406
		2407	# common code, used by both ->save and ->swapout
1989	sub save {	2408	sub _save {
1990	my ($self) = @_;	2409	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2410
1994	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
1995		2412
1996	return unless $self->dirty;	2413	return unless $self->dirty;
1997		2414
…		…
2003	return if $self->{deny_save};	2420	return if $self->{deny_save};
2004		2421
2005	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2006		2423
2007	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2009	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2010		2430
2011	if ($uniq) {	2431	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2434	} else {
2015	$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);
2016	}	2436	}
2017	}	2437	}
2018		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2019	sub swap_out {	2447	sub swap_out {
2020	my ($self) = @_;	2448	my ($self) = @_;
2021		2449
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2027	return if $self->players;	2454	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		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
2031	$self->clear;	2465	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2466	}
2034		2467
2035	sub reset_at {	2468	sub reset_at {
2036	my ($self) = @_;	2469	my ($self) = @_;
2037		2470
…		…
2055		2488
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2490
2058	return if $self->players;	2491	return if $self->players;
2059		2492
2060	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
2061		2494
2062	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2063		2496
2064	# need to save uniques path	2497	# need to save uniques path
2065	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2066	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2067		2500
…		…
2069	if $uniq;	2502	if $uniq;
2070	}	2503	}
2071		2504
2072	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2073		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2509	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2510
2078	$self->unlink_save;	2511	$self->unlink_save;
2079	$self->destroy;	2512	$self->destroy;
2080	}	2513	}
2081		2514
2082	my $nuke_counter = "aaaa";	2515	my $nuke_counter = "aaaa";
2083		2516
2084	sub nuke {	2517	sub nuke {
2085	my ($self) = @_;	2518	my ($self) = @_;
2086		2519
		2520	{
		2521	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2522
2087	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2088		2524
2089	$self->unlink_save;	2525	$self->unlink_save;
2090		2526
2091	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2532
2097	$cf::MAP{$self->path} = $self;	2533	$cf::MAP{$self->path} = $self;
		2534	}
2098		2535
2099	$self->reset; # polite request, might not happen	2536	$self->reset; # polite request, might not happen
2100	}	2537	}
2101		2538
2102	=item $maps = cf::map::tmp_maps	2539	=item $maps = cf::map::tmp_maps
…		…
2144		2581
2145	sub unique_maps() {	2582	sub unique_maps() {
2146	[	2583	[
2147	map {	2584	map {
2148	utf8::decode $_;	2585	utf8::decode $_;
2149	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2150	? normalise $_	2589	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2591	]
2154	}	2592	}
2155		2593
2156	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	}
2157		2625
2158	=back	2626	=back
2159		2627
2160	=head3 cf::object	2628	=head3 cf::object
2161		2629
…		…
2165		2633
2166	=over 4	2634	=over 4
2167		2635
2168	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2169		2637
2170	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.
2171		2640
2172	=cut	2641	=cut
2173		2642
2174	sub inv_recursive_;	2643	sub inv_recursive_;
2175	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2178		2647
2179	sub inv_recursive {	2648	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2181	}	2650	}
2182		2651
		2652	=item $ref = $ob->ref
		2653
		2654	Creates and returns a persistent reference to an object that can be stored as a string.
		2655
		2656	=item $ob = cf::object::deref ($refstring)
		2657
		2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2659	even if the object actually exists. May block.
		2660
		2661	=cut
		2662
		2663	sub deref {
		2664	my ($ref) = @_;
		2665
		2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2667	my ($uuid, $name) = ($1, $2);
		2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2669	or return;
		2670	$pl->ob->uuid eq $uuid
		2671	or return;
		2672
		2673	$pl->ob
		2674	} else {
		2675	warn "$ref: cannot resolve object reference\n";
		2676	undef
		2677	}
		2678	}
		2679
2183	package cf;	2680	package cf;
2184		2681
2185	=back	2682	=back
2186		2683
2187	=head3 cf::object::player	2684	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2690	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	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
2195	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2196		2693
2197	=cut	2694	=cut
		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
2198		2709
2199	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2711	# with dialog boxes.
2201	#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
2202	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2727
2217	} else {	2728	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2731	}
2221	}	2732	}
2222	}	2733	}
2223		2734
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2760
2250	=item $player_object->enter_link	2761	=item $player_object->enter_link
2251		2762
2252	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}>).
2253		2764
2254	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.
2255	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.
2256		2769
2257	Will never block.	2770	Will never block.
2258		2771
2259	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2260		2773
…		…
2280	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2794	my ($self) = @_;
2282		2795
2283	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2284		2797
		2798	++$self->{_link_recursion};
		2799
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2801
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2289		2804
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2806	}
2292		2807
2293	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2295		2810
…		…
2312	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2314		2829
2315	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2318		2833
2319	$map->load;	2834	$map->load;
2320	$map->load_neighbours;
2321		2835
2322	return unless $self->contr->active;	2836	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2837
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2327	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2328		2845
		2846	}
		2847
2329	=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)]])
2330		2849
2331	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
2332	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2333	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
2334	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
2335	be called at the end of this process.	2854	be called at the end of this process.
2336		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
2337	=cut	2859	=cut
2338		2860
2339	our $GOTOGEN;	2861	our $GOTOGEN;
2340		2862
2341	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2865
		2866	if ($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
2344	# 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
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2874
2347	$self->enter_link;	2875	$self->enter_link;
2348		2876
2349	(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
2350	my $map = eval {	2899	my $map = eval {
2351	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2352		2901
2353	if ($map) {	2902	if ($map) {
2354	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2905	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2907	}
2359		2908
2360	$map	2909	$map
2361	};	2910	};
2362		2911
…		…
2368	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2371	}	2920	}
2372		2921
2373	$done->() if $done;	2922	$done->($self) if $done;
2374	})->prio (1);	2923	})->prio (1);
2375	}	2924	}
2376		2925
2377	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2378		2927
…		…
2398	}	2947	}
2399		2948
2400	sub prepare_random_map {	2949	sub prepare_random_map {
2401	my ($exit) = @_;	2950	my ($exit) = @_;
2402		2951
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2954	# that depends on the exit object
2408		2955
2409	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2958	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2416	}	2965	}
2417		2966
2418	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2419		2968
2420	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2423		2972
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2975	undef $fh;
2427	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2428		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2431	}	2984	}
2432	}	2985	}
2433		2986
2434	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2436		2989
2437	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2438		2991
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2992	$self->enter_link;
2451		2993
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2994	(async {
2457	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2458	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
2459	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2460		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
2461	1;	3033	1
2462	}) {	3034	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "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. "
2465	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2467		3039
2468	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	3041	$self->leave_link;
2470	}	3042	}
2471	})->prio (1);	3043	})->prio (1);
2472	}	3044	}
2473		3045
…		…
2485	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2487		3059
2488	utf8::encode $text;	3060	utf8::encode $text;
2489	$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);
2490	}	3087	}
2491		3088
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		3090
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2498		3095
2499	=cut	3096	=cut
2500		3097
		3098	# non-persistent channels (usually the info channel)
		3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
		3106	"c/identify" => {
		3107	id => "infobox",
		3108	title => "Identify",
		3109	reply => undef,
		3110	tooltip => "Items recently identified",
		3111	},
		3112	"c/examine" => {
		3113	id => "infobox",
		3114	title => "Examine",
		3115	reply => undef,
		3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
		3130	"c/lookat" => {
		3131	id => "infobox",
		3132	title => "Look",
		3133	reply => undef,
		3134	tooltip => "What you saw there",
		3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
		3210	);
		3211
2501	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3214
2504	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2505		3217
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3219
		3220	# check predefined channels, for the benefit of C
		3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2508	if (ref $channel) {	3227	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3231	$self->ext_msg (channel_info => $channel);
2513	}	3232	}
…		…
2515	$channel = $channel->{id};	3234	$channel = $channel->{id};
2516	}	3235	}
2517		3236
2518	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2519		3238
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3239	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2524		3242
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3246	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3247
2539	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3249	}
2553		3250
2554	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2555		3252
2556	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2558	=cut	3255	=cut
2559		3256
2560	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2562		3259
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}
2571	}
2572
2573	=item $client->ext_reply ($msgid, @msg)
2574
2575	Sends an ext reply to the client.
2576
2577	=cut
2578
2579	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;
2581
2582	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {
2585	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}
2589	}	3261	}
2590		3262
2591	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2592		3264
2593	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2648	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2649		3321
2650	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2651		3323
2652	if (ref $msg) {	3324	if (ref $msg) {
2653	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2654	"ARRAY" eq ref $msg
2655	? @$msg
2656	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2657		3326
2658	my @reply;
2659
2660	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}) {
2661	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2662	}	3345	}
2663
2664	$ns->ext_reply ($reply, @reply)
2665	if $reply;
2666
2667	} else {	3346	} else {
2668	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";
2669	}	3348	}
2670		3349
2671	cf::override;	3350	cf::override;
2672	},	3351	},
2673	);	3352	);
…		…
2693		3372
2694	$coro	3373	$coro
2695	}	3374	}
2696		3375
2697	cf::client->attach (	3376	cf::client->attach (
2698	on_destroy => sub {	3377	on_client_destroy => sub {
2699	my ($ns) = @_;	3378	my ($ns) = @_;
2700		3379
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3381	},
2703	);	3382	);
…		…
2719	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2720		3399
2721	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2722		3401
2723	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2726	sort time	3405	sort time
2727	));	3406	));
2728		3407
2729	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2731	=pod	3410	=pod
2732		3411
2733	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2734		3413
2735	cf::object	3414	cf::object
2736	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
2737	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2738		3418
2739	cf::object::player	3419	cf::object::player
2740	player	3420	player
2741		3421
2742	cf::player	3422	cf::player
…		…
2747		3427
2748	=cut	3428	=cut
2749		3429
2750	for (	3430	for (
2751	["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
2752	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2757	) {	3437	) {
2758	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2761	for @funs;	3440	for @funs;
2762	}	3441	}
2763		3442
…		…
2778		3457
2779	my $qcode = $code;	3458	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2782		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2783	local $_;	3465	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;
2785		3466
2786	my $eval =	3467	my $eval =
2787	"do {\n"	3468	"do {\n"
2788	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2789	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2790	. $code	3471	. $code
2791	. "\n}"	3472	. "\n}"
2792	;	3473	;
2793		3474
		3475	if ($CFG{safe_eval}) {
2794	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2795	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2796	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	}
2797		3484
2798	if ($@) {	3485	if ($@) {
2799	warn "$@";	3486	warn "$@",
2800	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2801	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2802	}	3489	}
2803		3490
2804	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2805	}	3492	}
2806		3493
…		…
2820	=cut	3507	=cut
2821		3508
2822	sub register_script_function {	3509	sub register_script_function {
2823	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2824		3511
2825	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2826	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2827	}	3514	}
2828		3515
2829	=back	3516	=back
2830		3517
2831	=cut	3518	=cut
2832		3519
2833	#############################################################################	3520	#############################################################################
2834	# the server's init and main functions	3521	# the server's init and main functions
2835		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
		3546
2836	sub load_facedata($) {	3547	sub load_facedata($) {
2837	my ($path) = @_;	3548	my ($path) = @_;
2838		3549
		3550	# HACK to clear player env face cache, we need some signal framework
		3551	# for this (global event?)
		3552	%ext::player_env::MUSIC_FACE_CACHE = ();
		3553
2839	my $enc = JSON::XS->new->utf8->canonical;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3555
2841	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2842		3557
2843	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2844	0 < aio_load $path, $facedata
2845	or die "$path: $!";
2846
2847	$facedata = Coro::Storable::thaw $facedata;
2848		3559
2849	$facedata->{version} == 2	3560	$facedata->{version} == 2
2850	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2851		3562
2852	# patch in the exptable
2853	$facedata->{resource}{"res/exp_table"} = {
2854	type => FT_RSRC,
2855	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2856	};
2857	cf::cede_to_tick;	3563	cf::cede_to_tick;
2858		3564
2859	{	3565	{
2860	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2861		3567
2862	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2864	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2868		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2869	cf::cede_to_tick;	3579	cf::cede_to_tick;
2870	}	3580	}
2871		3581
2872	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2874	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2875	or next;	3586	or next;
		3587
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3591	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2881	}	3593	}
2882		3594
2883	cf::cede_to_tick;	3595	cf::cede_to_tick;
2884	}	3596	}
2885	}	3597	}
2886		3598
2887	{	3599	{
2888	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2889		3601
2890	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2891	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2892	cf::cede_to_tick;	3604	cf::cede_to_tick;
2893	}	3605	}
2894		3606
2895	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2896	}	3608	}
2897		3609
2898	{	3610	{
2899	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2902
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904		3612
2905	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
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;
2908		3617
2909	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
2910	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2911		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2912	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
2913	name => $name,
2914	%{ $info->{meta} || {} },
2915	});
2916
2917	$data = pack "(w/a*)*", $meta, $info->{data};
2918	} else {	3622	} else {
2919	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
2920	}	3624	}
2921		3625
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3626	cf::cede_to_tick;
2926	}	3627	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3631
2947	1	3632	1
2948	}	3633	}
2949		3634
2950	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
2953	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
2955	}	3640	}
2956	};	3641	};
2957		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
		3665
2958	sub reload_regions {	3666	sub reload_regions {
		3667	# HACK to clear player env face cache, we need some signal framework
		3668	# for this (global event?)
		3669	%ext::player_env::MUSIC_FACE_CACHE = ();
		3670
2959	load_resource_file "$MAPDIR/regions"	3671	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3672	or die "unable to load regions file\n";
2961		3673
2962	for (cf::region::list) {	3674	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3675	$_->{match} = qr/$_->{match}/
…		…
2971	}	3683	}
2972		3684
2973	sub reload_archetypes {	3685	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references	3688
2977	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
2978	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
2979	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2980	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	);
2981	}	3697	}
2982		3698
2983	sub reload_treasures {	3699	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
2986	}	3702	}
2987		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
2988	sub reload_resources {	3724	sub reload_resources {
2989	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
2990		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
2991	reload_regions;	3732	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3733	reload_treasures;
2996		3734
2997	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
2998	}	3736	}
2999		3737
3000	sub init {	3738	sub reload_config {
3001	reload_resources;	3739	trace "reloading config file...\n";
3002	}
3003		3740
3004	sub cfg_load {	3741	my $config = load_file "$CONFDIR/config";
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3742	utf8::decode $config;
3006	or return;	3743	*CFG = decode_yaml $config;
3007		3744
3008	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;
3010
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3012		3746
3013	$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};
3014	$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};
3015		3749
3016	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3020	};	3754	};
3021	warn $@ if $@;	3755	warn $@ if $@;
3022	}	3756	}
3023	}	3757	}
3024		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
3025	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
3026	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3028	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#
3029	(async {	3800	(async {
3030	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3032	};	3804	};
3033		3805
3034	cfg_load;	3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
3035	db_init;	3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
		3820	reload_config;
		3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3036	load_extensions;	3830	load_extensions;
3037		3831
3038	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3039	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;
3040	}	3849	}
3041		3850
3042	#############################################################################	3851	#############################################################################
3043	# initialisation and cleanup	3852	# initialisation and cleanup
3044		3853
3045	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3046	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3055	},
3056	);	3860	};
3057	}	3861	}
3058	}	3862	}
3059		3863
3060	sub write_runtime {	3864	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3062		3866
3063	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3065		3869
3066	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3871
3068	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3069		3873
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3071	or return;	3875	or return;
3072		3876
3073	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3086		3890
3087	close $fh	3891	close $fh
3088	or return;	3892	or return;
3089		3893
3090	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3895	and return;
3092		3896
3093	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3094		3898
3095	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 };
3096	}	3950	}
3097		3951
3098	sub emergency_save() {	3952	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3100		3954
3101	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;
3102		3961
3103	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3104	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3973	$pl->save;
3112	}	3974	}
3113	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3114		3976
3115	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";
3116	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3982	$map->valid or next;
3119	$map->save;	3983	$map->save;
3120	}	3984	}
3121	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3122		3986
3123	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";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3125	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
3126	};	4015	};
3127		4016
3128	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3129	}	4018	}
3130		4019
3131	sub post_cleanup {	4020	sub post_cleanup {
3132	my ($make_core) = @_;	4021	my ($make_core) = @_;
3133		4022
		4023	IO::AIO::flush;
		4024
3134	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3135	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	}
3136	}	4055	}
3137		4056
3138	sub do_reload_perl() {	4057	sub do_reload_perl() {
3139	# can/must only be called in main	4058	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3141	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3142	return;	4061	return;
3143	}	4062	}
3144		4063
3145	warn "reloading...";	4064	return if $RELOAD++;
3146		4065
3147	warn "entering sync_job";	4066	my $t1 = AE::time;
3148		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3149	cf::sync_job {	4074	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark
3151	cf::emergency_save;	4075	#cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark
3153		4076
3154	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;
3156
3157	# if anything goes wrong in here, we should simply crash as we already saved
3158
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;
3170	warn "iterate...";
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();	4079	%EXT_CORO = ();
3178		4080
3179	warn "removing commands";	4081	trace "perl_reload: removing commands";
3180	%COMMAND = ();	4082	%COMMAND = ();
3181		4083
3182	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3183	%EXTCMD = ();	4085	%EXTCMD = ();
3184	%EXTICMD = ();	4086	%EXTICMD = ();
3185		4087
3186	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3189		4091
3190	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3191	eval {	4093	eval {
3192	$cb->($pkg);	4094	$cb->($pkg);
3193	1	4095	1
3194	} 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;
3195	}	4101	}
3196		4102
3197	warn "... nuking $pkg";
3198	Symbol::delete_package $pkg;
3199	}
3200
3201	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3202	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		4106
3205	warn "... unloading $k";	4107	trace "... unloading $k";
3206	delete $INC{$k};	4108	delete $INC{$k};
3207		4109
3208	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3210		4112
3211	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3212	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3213	}	4118	}
3214		4119
3215	Symbol::delete_package $k;
3216	}
3217
3218	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3220	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);
3221		4123
3222	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		4127
3226	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3227	# and global variables created in xs	4129	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3229		4131
3230	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3231		4133
3232	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3233	require cf;	4135	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3235		4137
3236	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3237	cf::cfg_load;	4139	cf::reload_config;
3238		4140
3239	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3240	cf::load_extensions;	4142	cf::load_extensions;
3241		4143
		4144	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3245	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3248		4152
3249	warn "leaving sync_job";	4153	cf::_post_init 1;
3250		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3251	1	4157	1
3252	} or do {	4158	} or do {
3253	warn $@;	4159	error $@;
3254	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3255	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3256	};	4164	}
3257		4165
3258	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3259	};	4168	};
3260		4169
3261	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3262		4171
3263	sub reload_perl() {	4172	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3266		4175
3267	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	4178
3270	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	4180	do_reload_perl;
3273	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3274	},	4182	};
3275	);	4183	};
3276	}	4184	}
3277		4185
3278	register_command "reload" => sub {	4186	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3280		4188
3281	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	4193	reload_perl;
		4194	};
3284	}	4195	}
3285	};	4196	};
3286		4197
3287	unshift @INC, $LIBDIR;	4198	#############################################################################
3288		4199
3289	my $bug_warning = 0;	4200	my $bug_warning = 0;
3290		4201
3291	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;
3293
3294	sub wait_for_tick {	4202	sub wait_for_tick() {
3295	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3296	return if $Coro::current == $Coro::main;
3297		4204
3298	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3299	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;
3301	}	4206	}
3302		4207
3303	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3304	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3305	return if $Coro::current == $Coro::main;
3306		4210
3307	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	4213	$signal->wait;
3310	}	4214	}
3311		4215
3312	my $min = 1e6;#d#	4216	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3324	return;	4220	return;
3325	}	4221	}
3326		4222
3327	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3328		4224
3329	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3330		4226
3331	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	4229	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3335	or die;	4231	write_runtime_sync
3336		4232	or error "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	4233	};
		4234	}
3353		4235
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	4237	$sig->send;
3370	}	4238	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3372	$sig->send;
3373	}
3374		4240
3375	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		4243
3386	_post_tick;	4244	if (0) {
3387		4245	if ($NEXT_TICK) {
3388		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3389	},	4250	}
3390	);	4251	}
3391		4252
3392	{	4253	{
3393	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3395	reentrant => 0,	4256
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3403		4258	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		4260
3419	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3420	$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);
3421		4268
3422	cf::sync_job {	4269	cf::sync_job {
3423	eval {	4270	eval {
3424	BDB::db_env_open	4271	BDB::db_env_open
3425	$DB_ENV,	4272	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	4276	0666;
3430		4277
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	4279	};
3436		4280
3437	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	4282	};
3439	}	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";
3440	}	4296	}
3441		4297
3442	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3443	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,	4305	info "aio initialised";
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	4306	}
3456		4307
3457	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3458		4310
3459	sub _log_backtrace {	4311	sub _log_backtrace {
3460	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3461		4313
3462	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3463		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3464	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3466	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3467	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3468	my @bt = fork_call {	4327	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	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 |"
3472	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3480	}	4339	}
3481		4340
3482	@funcs	4341	@funcs
3483	};	4342	};
3484		4343
3485	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	4347	--$_log_backtrace;
3488	};	4348	};
3489	} else {	4349	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3492	}	4352	}
3493	}	4353	}
3494		4354
3495	# load additional modules	4355	# load additional modules
3496	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3497		4358
3498	END { cf::emergency_save }	4359	END { cf::emergency_save }
3499		4360
3500	1	4361	1
3501		4362

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