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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.357 by root, Tue Sep 4 08:42:58 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
173	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
174		278
175	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	281	that call.
178		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
179	=back	289	=back
180		290
181	=cut	291	=cut
182		292
183	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	300	my $msg = join "", @_;
186		301
187	$msg .= "\n"	302	$msg .= "\n"
188	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
189		304
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		306
192	utf8::encode $msg;
193	LOG llevError, $msg;	307	LOG llevWarn, $msg;
194	};	308	};
195	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
196		323
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	334	for my $pkg (qw(
208	cf::global cf::attachable	335	cf::global cf::attachable
209	cf::object cf::object::player	336	cf::object cf::object::player
210	cf::client cf::player	337	cf::client cf::player
211	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
212	cf::map cf::party cf::region	340	cf::party cf::region
213	)) {	341	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	343	}
217		344
218	$Event::DIED = sub {	345	$EV::DIED = sub {
219	warn "error in event callback: @_";	346	warn "error in event callback: $@";
220	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
221		353
222	#############################################################################	354	#############################################################################
223		355
224	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
225		357
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	379	$d
248	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
249	}	381	}
250		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
251	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
252		436
253	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
254		438
255	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
256		440
257	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
258		442
259	=cut	443	=cut
260		444
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		446
263	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
265		511
266	=item cf::lock_wait $string	512	=item cf::lock_wait $string
267		513
268	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
269		515
270	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
271		517
272	Wait until the given lock is available and then acquires it and returns	518	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	519	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
275	returned.	521	returned.
276		522
277	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	524	deadlocked coro.
…		…
284		530
285	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
286		532
287	=cut	533	=cut
288		534
289	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
290		536
291	sub lock_wait($) {	537	sub lock_wait($) {
292	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	539	}
300		540
301	sub lock_acquire($) {	541	sub lock_acquire($) {
302	my ($key) = @_;	542	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	543	}
314		544
315	sub lock_active($) {	545	sub lock_active($) {
316	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	547	}
320		548
321	sub freeze_mainloop {	549	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
323		551
324	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	553	}
326	};	554
327	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
328	$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
329	}	568	}
330		569
331	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
332		571
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	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
335	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.
336		579
337	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
338	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
339		582
340	Useful for short background jobs.	583	Useful for short background jobs.
341		584
342	=cut	585	=cut
343		586
344	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
346		590
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
349	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
350		597
351	while () {	598	while () {
352	next_job:	599	next_job:
		600
353	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	602
355	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	607	$job->[2]->send;
359	Coro::cede;	608	Coro::cede;
360	goto next_job;	609	goto next_job;
361	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	612	}
363	}	613	}
364		614
365	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
366	# 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
367	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	618	} else {
		619	$busy = 0;
370	Coro::schedule;	620	Coro::schedule;
371	}	621	}
372	}	622	}
373	};	623	};
374		624
375	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
376	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
377		629
378	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
379	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
380		633
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
394		647
395	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
396		649
397	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
398		651
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	655	acceptable.
403		656
404	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
405	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
…		…
409	=cut	662	=cut
410		663
411	sub sync_job(&) {	664	sub sync_job(&) {
412	my ($job) = @_;	665	my ($job) = @_;
413		666
414	if ($Coro::current == $Coro::main) {	667	if (in_main) {
415	my $time = Event::time;	668	my $time = AE::time;
416		669
417	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
419		672
420	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	674
422	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
423		676
424	my $busy = 1;	677	my $busy = 1;
425	my @res;	678	my @res;
426		679
427	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	682	@res = eval { $job->() };
429	warn $@ if $@;	683	error $@ if $@;
430	undef $busy;	684	undef $busy;
431	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
432		686
433	while ($busy) {	687	while ($busy) {
434	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
435	}	692	}
		693	}
436		694
437	$time = Event::time - $time;	695	my $time = AE::time - $time;
438		696
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
443		698
444	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
445	} else {	700	} else {
446	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
447		702
…		…
467	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
468		723
469	$coro	724	$coro
470	}	725	}
471		726
472	=item fork_call { }, $args	727	=item fork_call { }, @args
473		728
474	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
475	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
478		733
479	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
480		739
481	sub fork_call(&@) {	740	sub fork_call(&@) {
482	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
483		742
484	# 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,
485	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
487		746
488	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
489	reset_signals;	748	cf::post_fork;
490	&$cb	749	&$cb
491	}, @args;	750	} @args;
492		751
493	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
494	}	791	}
495		792
496	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
497		794
498	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
501		798
502	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
503	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).
504		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
505	=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	}
506		828
507	our $DB;	829	our $DB;
508		830
509	sub db_init {	831	sub db_init {
510	unless ($DB) {	832	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	833	}
525		834
526	sub db_get($$) {	835	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
528		837
529	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
530	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
531		842
532	$! ? ()	843	$! ? ()
533	: $data	844	: $data
534	}
535	}	845	}
536		846
537	sub db_put($$$) {	847	sub db_put($$$) {
538	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		877
568	my @data;	878	my @data;
569	my $md5;	879	my $md5;
570		880
571	for (0 .. $#$src) {	881	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	883	}
575		884
576	# if processing is expensive, check	885	# if processing is expensive, check
577	# checksum first	886	# checksum first
578	if (1) {	887	if (1) {
…		…
591		900
592	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
593	}	902	}
594	}	903	}
595		904
596	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
597	my $data = $process->(\@data);	906	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
599		908
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		910
602	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
605		914
…		…
615		924
616	=cut	925	=cut
617		926
618	sub datalog($@) {	927	sub datalog($@) {
619	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	930	}
622		931
623	=back	932	=back
624		933
625	=cut	934	=cut
626		935
627	#############################################################################	936	#############################################################################
628		937
629	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
630		939
631	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
632	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")
633	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
634		943
635	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>
636	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
637	Crossfire TRT).	946	Deliantra).
638		947
639	=over 4	948	=over 4
640		949
641	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
642		951
…		…
686	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
687		996
688	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
689	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
690		999
691	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		1002
694	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
695		1004
696	=over 4	1005	=over 4
…		…
820		1129
821	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1132
824	} elsif (ref $type) {	1133	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
826		1135
827	} else {	1136	} else {
828	shift @arg;	1137	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
830	}	1139	}
831	}	1140	}
832	}	1141	}
833		1142
834	sub _object_attach {	1143	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
845	}	1154	}
846		1155
847	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
848	} else {	1157	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1159	}
851		1160
852	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
853	}	1162	}
854		1163
…		…
913		1222
914	for (@$callbacks) {	1223	for (@$callbacks) {
915	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
916		1225
917	if ($@) {	1226	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1228	override;
921	}	1229	}
922		1230
923	return 1 if $override;	1231	return 1 if $override;
924	}	1232	}
925		1233
926	0	1234	0
927	}	1235	}
928		1236
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1238
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1240
933	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
934		1242
…		…
940		1248
941	=cut	1249	=cut
942		1250
943	#############################################################################	1251	#############################################################################
944	# object support	1252	# object support
945	#
946		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#
947	sub _can_merge {	1287	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
949		1289
950	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1291
954	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
955	}	1294	}
956		1295
957	sub reattach {	1296	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1298	my ($obj) = @_;
960		1299
		1300	# no longer needed after getting rid of delete_package?
961	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
962		1302
963	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
964		1304
965	@$registry = ();	1305	@$registry = ();
966		1306
…		…
971	for (@$attach) {	1311	for (@$attach) {
972	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
974	}	1314	}
975	} else {	1315	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1317	}
978	}	1318	}
979	}	1319	}
980		1320
981	cf::attachable->attach (	1321	cf::attachable->attach (
982	prio => -1000000,	1322	prio => -1000000,
983	on_instantiate => sub {	1323	on_instantiate => sub {
984	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
985		1325
986	$data = from_json $data;	1326	$data = decode_json $data;
987		1327
988	for (@$data) {	1328	for (@$data) {
989	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
990		1330
991	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1345	);
1006		1346
1007	sub object_freezer_save {	1347	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1009		1349
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1350	sync_job {
1013	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1016		1356
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	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	}
1021	close $fh;	1364	aio_close $fh;
1022		1365
1023	if (@$objs) {	1366	if (@$objs) {
1024	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) {
1025	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1028	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	}
1029	close $fh;	1375	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1377	}
1032	} else {	1378	} else {
1033	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1034	}	1380	}
1035		1381
1036	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1386	} else {
1038	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1039	}	1388	}
1040	} else {	1389	} else {
1041	aio_unlink $filename;	1390	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1043	}	1392	}
1044	};	1393	};
1045
1046	undef $guard;
1047	}	1394	}
1048		1395
1049	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1051		1398
…		…
1056		1403
1057	sub object_thawer_load {	1404	sub object_thawer_load {
1058	my ($filename) = @_;	1405	my ($filename) = @_;
1059		1406
1060	my ($data, $av);	1407	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1408
1064	(aio_load $filename, $data) >= 0	1409	(aio_load $filename, $data) >= 0
1065	or return;	1410	or return;
1066		1411
1067	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1414	or return;
1070		1415
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1073	}	1418	}
1074		1419
		1420	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1077		1424
1078	($data, $av)	1425	($data, $av)
1079	}	1426	}
1080		1427
1081	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1085	=cut	1432	=cut
1086		1433
1087	#############################################################################	1434	#############################################################################
1088	# command handling &c	1435	# command handling &c
1089		1436
1090	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1091		1438
1092	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
1093	$name.	1440	$name.
1094		1441
1095	=cut	1442	=cut
…		…
1101	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1102		1449
1103	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1104	}	1451	}
1105		1452
1106	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1107		1454
1108	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1109	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
1110	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
1111	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
1112	has logged in successfully.	1459	has logged in successfully.
1113		1460
1114	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1115	called.
1116		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
1117	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1118		1469
1119	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1120	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
1121	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
1122	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
1123	log-in.	1474	log-in.
1124		1475
1125	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1126	called.
1127		1477
1128	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1129		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
1130	sub register_extcmd {	1485	sub register_extcmd($$) {
1131	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1132		1487
1133	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1134	}	1489	}
1135		1490
1136	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1137	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1138		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1139	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1140	}	1501	}
1141		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1142	cf::player->attach (	1511	cf::player->attach (
1143	on_command => sub {	1512	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1145		1514
1146	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1147	or return;	1516	or return;
1148		1517
…		…
1156	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1157		1526
1158	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1159		1528
1160	if (ref $msg) {	1529	if (ref $msg) {
1161	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1162	"ARRAY" eq ref $msg
1163	? @$msg
1164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1165		1531
1166	my @reply;
1167
1168	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}) {
1169	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1170	}	1550	}
1171		1551
1172	$pl->ext_reply ($reply, @reply)
1173	if $reply;
1174
1175	} else {	1552	} else {
1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1177	}	1554	}
1178		1555
1179	cf::override;	1556	cf::override;
1180	},	1557	},
1181	);	1558	);
1182		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
1183	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1184	cf::sync_job {	1589	cf::sync_job {
1185	my %todo;	1590	my %todo;
1186		1591
1187	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1188	next unless -r $path;	1593	next unless -r $path;
…		…
1206		1611
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1614
1210	$ext{source} =	1615	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1212	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1213	. $source	1618	. $source
1214	. "\n};\n1";	1619	. "\n};\n1";
1215		1620
1216	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1217	}	1622	}
1218		1623
		1624	my $pass = 0;
1219	my %done;	1625	my %done;
1220	while (%todo) {	1626	while (%todo) {
1221	my $progress;	1627	my $progress;
1222		1628
		1629	++$pass;
		1630
		1631	ext:
1223	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1634	next ext
1226	unless exists $done{$_};	1635	unless exists $done{$_};
1227	}	1636	}
1228		1637
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1639
1231	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 $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";
1234		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1236	warn $msg;	1656
1237	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1658	delete $todo{$k};
1239	}	1659	} else {
1240		1660	$done{$k} = delete $todo{$k};
1241	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1242	}	1666	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1667	}
1248		1668
1249	skip:	1669	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	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	}
1252	}	1679	}
1253	};	1680	};
1254	}	1681	}
1255		1682
1256	#############################################################################	1683	#############################################################################
1257		1684
1258	=back	1685	=back
1259		1686
1260	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1261		1688
1262	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1263		1690
1264	=cut	1691	=cut
1265		1692
1266	package cf::player;	1693	package cf::player;
1267		1694
1268	use Coro::AIO;	1695	use Coro::AIO;
1269		1696
1270	=head3 cf::player	1697	=head3 cf::player
1271		1698
1272	=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	}
1273		1714
1274	=item cf::player::find $login	1715	=item cf::player::find $login
1275		1716
1276	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1277		1718
…		…
1296		1737
1297	sub exists($) {	1738	sub exists($) {
1298	my ($login) = @_;	1739	my ($login) = @_;
1299		1740
1300	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1302	}	1743	}
1303		1744
1304	sub find($) {	1745	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1747	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1758
1318	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1760	or return;
1320		1761
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1323	or return;	1763	or return;
		1764
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1327	}	1768	}
1328	}	1769	}
1329	}	1770	}
1330		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1331	sub save($) {	1785	sub save($) {
1332	my ($pl) = @_;	1786	my ($pl) = @_;
1333		1787
1334	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1335		1789
…		…
1338		1792
1339	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1340		1794
1341	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1343		1802
1344	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1804	cf::cede_to_tick;
1346	}	1805	}
1347		1806
…		…
1379	my ($pl) = @_;	1838	my ($pl) = @_;
1380		1839
1381	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1382		1841
1383	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1384	$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
1385		1844
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1387	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1389	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1390		1853
1391	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1393	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1431		1894
1432	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1433	my $path = path $login;	1896	my $path = path $login;
1434		1897
1435	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1904	}
1441		1905
…		…
1445		1909
1446	\@logins	1910	\@logins
1447	}	1911	}
1448		1912
1449	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1450		1916
1451	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1452	player. May block.	1918	player. May block.
1453		1919
1454	=cut	1920	=cut
…		…
1472	}	1938	}
1473		1939
1474	\@paths	1940	\@paths
1475	}	1941	}
1476		1942
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1944
1479	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527
1528	=item $player->ext_reply ($msgid, @msg)
1529
1530	Sends an ext reply to the player.
1531
1532	=cut
1533
1534	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;
1536
1537	$self->ns->ext_reply ($id, @msg)
1538	}
1539		1946
1540	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1541		1948
1542	Sends an ext event to the client.	1949	Sends an ext event to the client.
1543		1950
…		…
1563		1970
1564	=cut	1971	=cut
1565		1972
1566	sub find_by_path($) {	1973	sub find_by_path($) {
1567	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1568		1977
1569	my ($match, $specificity);	1978	my ($match, $specificity);
1570		1979
1571	for my $region (list) {	1980	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1600		2009
1601	sub generate_random_map {	2010	sub generate_random_map {
1602	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1603	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1604	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1612	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1613	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1614	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1615	(cf::region::find $rmp->{region}), $rmp->{custom}
1616	)
1617	}	2016	}
1618		2017
1619	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1620		2019
1621	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
…		…
1626		2025
1627	sub register {	2026	sub register {
1628	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1629	my $pkg = caller;	2028	my $pkg = caller;
1630		2029
1631	no strict;
1632	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1633		2031
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	2033	}
1636		2034
1637	# also paths starting with '/'	2035	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		2037
1640	sub thawer_merge {	2038	sub thawer_merge {
1641	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1642		2040
1643	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1648	}	2046	}
1649		2047
1650	sub normalise {	2048	sub normalise {
1651	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1652		2050
1653	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1654		2052
1655	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1656		2054
1657	# map plan:	2055	# map plan:
1658	#	2056	#
…		…
1673	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1674	$path = "$base/$path";	2072	$path = "$base/$path";
1675	}	2073	}
1676		2074
1677	for ($path) {	2075	for ($path) {
1678	redo if s{//}{/};
1679	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1680	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1681	}	2078	}
1682		2079
1683	$path	2080	$path
…		…
1697	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1698	return $self;	2095	return $self;
1699	}	2096	}
1700	}	2097	}
1701		2098
1702	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1703	()	2100	()
1704	}	2101	}
1705		2102
		2103	# may re-bless or do other evil things
1706	sub init {	2104	sub init {
1707	my ($self) = @_;	2105	my ($self) = @_;
1708		2106
1709	$self	2107	$self
1710	}	2108	}
…		…
1729		2127
1730	# the temporary/swap location	2128	# the temporary/swap location
1731	sub save_path {	2129	sub save_path {
1732	my ($self) = @_;	2130	my ($self) = @_;
1733		2131
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1736	}	2134	}
1737		2135
1738	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1739	sub uniq_path {	2137	sub uniq_path {
1740	my ($self) = @_;	2138	my ($self) = @_;
1741		2139
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	2142	}
1754		2143
1755	sub decay_objects {	2144	sub decay_objects {
1756	my ($self) = @_;	2145	my ($self) = @_;
1757		2146
…		…
1784	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1785		2174
1786	1	2175	1
1787	}	2176	}
1788		2177
		2178	# used to laod the header of an original map
1789	sub load_header_orig {	2179	sub load_header_orig {
1790	my ($self) = @_;	2180	my ($self) = @_;
1791		2181
1792	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1793	}	2183	}
1794		2184
		2185	# used to laod the header of an instantiated map
1795	sub load_header_temp {	2186	sub load_header_temp {
1796	my ($self) = @_;	2187	my ($self) = @_;
1797		2188
1798	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1799	}	2190	}
1800		2191
		2192	# called after loading the header from an instantiated map
1801	sub prepare_temp {	2193	sub prepare_temp {
1802	my ($self) = @_;	2194	my ($self) = @_;
1803		2195
1804	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1805	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1806	# safety	2198	# safety
1807	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1808	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1809	}	2201	}
1810		2202
		2203	# called after loading the header from an original map
1811	sub prepare_orig {	2204	sub prepare_orig {
1812	my ($self) = @_;	2205	my ($self) = @_;
1813		2206
1814	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1815	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1839		2232
1840	sub find;	2233	sub find;
1841	sub find {	2234	sub find {
1842	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1843		2236
		2237	cf::cede_to_tick;
		2238
1844	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1845		2240
		2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2243
1848	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1851	or return;	2246	or return;
1852		2247
1853	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1854		2249
…		…
1856	or return;	2251	or return;
1857		2252
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
		2257	undef $guard1;
1861	$map->reset;	2258	$map->reset;
1862	undef $guard;
1863	return find $path;	2259	return find $path;
1864	}	2260	}
1865		2261
1866	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1867	}	2263	}
1868	}	2264	}
1869		2265
1870	sub pre_load { }	2266	sub pre_load { }
1871	sub post_load { }	2267	#sub post_load { } # XS
1872		2268
1873	sub load {	2269	sub load {
1874	my ($self) = @_;	2270	my ($self) = @_;
1875		2271
1876	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1879		2275
1880	{	2276	{
1881	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1882		2278
1883	return unless $self->valid;	2279	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1885
1886	$self->in_memory (cf::MAP_LOADING);
1887		2281
1888	$self->alloc;	2282	$self->alloc;
1889		2283
1890	$self->pre_load;	2284	$self->pre_load;
1891	cf::cede_to_tick;	2285	cf::cede_to_tick;
1892		2286
		2287	if (exists $self->{load_path}) {
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2289	$f->skip_block;
1895	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
1896	or return;	2291	or return;
1897		2292
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1899	if delete $self->{load_original};	2294	if delete $self->{load_original};
1900		2295
1901	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2297	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
1904	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1905	$self->clear_unique_items;	2300	$self->clear_unique_items;
1906	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
1907	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
1908	}	2304	}
1909	}	2305	}
1910	}
1911		2306
1912	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
1913		2314
1914	cf::cede_to_tick;	2315	cf::cede_to_tick;
1915	# now do the right thing for maps	2316	# now do the right thing for maps
1916	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1917	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1921	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2323	$self->decay_objects;
1923	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1924	$self->update_buttons;	2325	$self->update_buttons;
1925	cf::cede_to_tick;	2326	cf::cede_to_tick;
1926	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1927	cf::cede_to_tick;
1928	$self->activate;
1929	}	2328	}
1930		2329
1931	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1933
1934	$self->in_memory (cf::MAP_IN_MEMORY);
1935	}	2332	}
1936		2333
1937	$self->post_load;	2334	$self->post_load;
1938	}
1939		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
1940	sub customise_for {	2342	sub customise_for {
1941	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1942		2344
1943	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2346	if $self->per_player;
…		…
1947	# if $self->per_party;	2349	# if $self->per_party;
1948		2350
1949	$self	2351	$self
1950	}	2352	}
1951		2353
1952	# find and load all maps in the 3x3 area around a map
1953	sub load_neighbours {
1954	my ($map) = @_;
1955
1956	my @neigh; # diagonal neighbours
1957
1958	for (0 .. 3) {
1959	my $neigh = $map->tile_path ($_)
1960	or next;
1961	$neigh = find $neigh, $map
1962	or next;
1963	$neigh->load;
1964
1965	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}
1969
1970	for (grep defined $_->[0], @neigh) {
1971	my ($path, $origin) = @$_;
1972	my $neigh = find $path, $origin
1973	or next;
1974	$neigh->load;
1975	}
1976	}
1977
1978	sub find_sync {	2354	sub find_sync {
1979	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1980		2356
1981	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
1982	}	2362	}
1983		2363
1984	sub do_load_sync {	2364	sub do_load_sync {
1985	my ($map) = @_;	2365	my ($map) = @_;
1986		2366
		2367	# it's a bug to call this from the main context
1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1988	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
1989		2370
1990	cf::sync_job { $map->load };	2371	$map->load;
1991	}	2372	}
1992		2373
1993	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1995		2376
1996	sub find_async {	2377	sub find_async {
1997	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
1998		2379
1999	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2000		2381
2001	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2003	}	2384	}
2004		2385
2005	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2006		2387
2007	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
2008	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2393	if (my $map = find $k) {
2011	$map->load if $v;	2394	$map->load if $v;
2012	}	2395	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2020		2403
2021	()	2404	()
2022	}	2405	}
2023		2406
		2407	# common code, used by both ->save and ->swapout
2024	sub save {	2408	sub _save {
2025	my ($self) = @_;	2409	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2410
2029	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2030		2412
2031	return unless $self->dirty;	2413	return unless $self->dirty;
2032		2414
…		…
2038	return if $self->{deny_save};	2420	return if $self->{deny_save};
2039		2421
2040	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2041		2423
2042	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2044	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2045		2430
2046	if ($uniq) {	2431	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2434	} else {
2050	$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);
2051	}	2436	}
2052	}	2437	}
2053		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2054	sub swap_out {	2447	sub swap_out {
2055	my ($self) = @_;	2448	my ($self) = @_;
2056		2449
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2062	return if $self->players;	2454	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		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
2066	$self->clear;	2465	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2466	}
2069		2467
2070	sub reset_at {	2468	sub reset_at {
2071	my ($self) = @_;	2469	my ($self) = @_;
2072		2470
…		…
2090		2488
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2490
2093	return if $self->players;	2491	return if $self->players;
2094		2492
2095	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
2096		2494
2097	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2098		2496
2099	# need to save uniques path	2497	# need to save uniques path
2100	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2101	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2102		2500
…		…
2104	if $uniq;	2502	if $uniq;
2105	}	2503	}
2106		2504
2107	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2108		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2509	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2510
2113	$self->unlink_save;	2511	$self->unlink_save;
2114	$self->destroy;	2512	$self->destroy;
2115	}	2513	}
2116		2514
…		…
2124		2522
2125	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2126		2524
2127	$self->unlink_save;	2525	$self->unlink_save;
2128		2526
2129	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2532
…		…
2183		2581
2184	sub unique_maps() {	2582	sub unique_maps() {
2185	[	2583	[
2186	map {	2584	map {
2187	utf8::decode $_;	2585	utf8::decode $_;
2188	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2189	? normalise $_	2589	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2591	]
2193	}	2592	}
2194		2593
2195	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	}
2196		2625
2197	=back	2626	=back
2198		2627
2199	=head3 cf::object	2628	=head3 cf::object
2200		2629
…		…
2204		2633
2205	=over 4	2634	=over 4
2206		2635
2207	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2208		2637
2209	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.
2210		2640
2211	=cut	2641	=cut
2212		2642
2213	sub inv_recursive_;	2643	sub inv_recursive_;
2214	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2220	}	2650	}
2221		2651
2222	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2223		2653
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2654	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2655
2226	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2227		2657
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2231	=cut	2661	=cut
2232		2662
2233	sub deref {	2663	sub deref {
2234	my ($ref) = @_;	2664	my ($ref) = @_;
2235		2665
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2667	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2669	or return;
2243	$pl->ob->uuid eq $uuid	2670	$pl->ob->uuid eq $uuid
2244	or return;	2671	or return;
…		…
2264	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
2265	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2266		2693
2267	=cut	2694	=cut
2268		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
		2709
2269	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2711	# with dialog boxes.
2271	#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
2272	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2727
2287	} else {	2728	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2731	}
2291	}	2732	}
2292	}	2733	}
2293		2734
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2760
2320	=item $player_object->enter_link	2761	=item $player_object->enter_link
2321		2762
2322	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}>).
2323		2764
2324	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.
2325	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.
2326		2769
2327	Will never block.	2770	Will never block.
2328		2771
2329	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2330		2773
…		…
2350	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2794	my ($self) = @_;
2352		2795
2353	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2354		2797
		2798	++$self->{_link_recursion};
		2799
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2801
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2359		2804
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2806	}
2362		2807
2363	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2365		2810
…		…
2382	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2384		2829
2385	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2388		2833
2389	$map->load;	2834	$map->load;
2390	$map->load_neighbours;
2391		2835
2392	return unless $self->contr->active;	2836	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2837
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2397	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2398		2845
		2846	}
		2847
2399	=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)]])
2400		2849
2401	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
2402	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2403	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
2404	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
2405	be called at the end of this process.	2854	be called at the end of this process.
2406		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
2407	=cut	2859	=cut
2408		2860
2409	our $GOTOGEN;	2861	our $GOTOGEN;
2410		2862
2411	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2865
		2866	if ($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
2414	# 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
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2874
2417	$self->enter_link;	2875	$self->enter_link;
2418		2876
2419	(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
2420	my $map = eval {	2899	my $map = eval {
2421	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2422		2901
2423	if ($map) {	2902	if ($map) {
2424	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2905	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2907	}
2429		2908
2430	$map	2909	$map
2431	};	2910	};
2432		2911
…		…
2438	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2441	}	2920	}
2442		2921
2443	$done->() if $done;	2922	$done->($self) if $done;
2444	})->prio (1);	2923	})->prio (1);
2445	}	2924	}
2446		2925
2447	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2448		2927
…		…
2468	}	2947	}
2469		2948
2470	sub prepare_random_map {	2949	sub prepare_random_map {
2471	my ($exit) = @_;	2950	my ($exit) = @_;
2472		2951
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2954	# that depends on the exit object
2478		2955
2479	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2958	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2486	}	2965	}
2487		2966
2488	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2489		2968
2490	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2493		2972
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2975	undef $fh;
2497	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2498		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2501	}	2984	}
2502	}	2985	}
2503		2986
2504	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2506		2989
2507	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2508		2991
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2992	$self->enter_link;
2521		2993
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2994	(async {
2527	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2528	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
2529	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2530		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
2531	1;	3033	1
2532	}) {	3034	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "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. "
2535	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2537		3039
2538	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2539	$self->leave_link;	3041	$self->leave_link;
2540	}	3042	}
2541	})->prio (1);	3043	})->prio (1);
2542	}	3044	}
2543		3045
…		…
2555	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2557		3059
2558	utf8::encode $text;	3060	utf8::encode $text;
2559	$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);
2560	}	3087	}
2561		3088
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		3090
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2568		3095
2569	=cut	3096	=cut
2570		3097
		3098	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2572	"c/identify" => {	3106	"c/identify" => {
2573	id => "identify",	3107	id => "infobox",
2574	title => "Identify",	3108	title => "Identify",
2575	reply => undef,	3109	reply => undef,
2576	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
2577	},	3111	},
2578	"c/examine" => {	3112	"c/examine" => {
2579	id => "examine",	3113	id => "infobox",
2580	title => "Examine",	3114	title => "Examine",
2581	reply => undef,	3115	reply => undef,
2582	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
2583	},	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" => $CHAT_CHANNEL,
2584	);	3210	);
2585		3211
2586	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3214
2589	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2590		3217
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3219
2593	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
2595		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2596	if (ref $channel) {	3227	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3232	}
2603		3233
2604	$channel = $channel->{id};	3234	$channel = $channel->{id};
2605	}	3235	}
2606		3236
2607	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2608		3238
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3239	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2613		3242
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3246	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3247
2628	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3249	}
2642		3250
2643	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2644		3252
2645	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2647	=cut	3255	=cut
2648		3256
2649	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2651		3259
2652	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}
2658	}
2659
2660	=item $client->ext_reply ($msgid, @msg)
2661
2662	Sends an ext reply to the client.
2663
2664	=cut
2665
2666	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;
2668
2669	if ($self->extcmd == 2) {
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}
2676	}	3261	}
2677		3262
2678	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2679		3264
2680	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2735	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2736		3321
2737	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2738		3323
2739	if (ref $msg) {	3324	if (ref $msg) {
2740	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2741	"ARRAY" eq ref $msg
2742	? @$msg
2743	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2744		3326
2745	my @reply;
2746
2747	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}) {
2748	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2749	}	3345	}
2750
2751	$ns->ext_reply ($reply, @reply)
2752	if $reply;
2753
2754	} else {	3346	} else {
2755	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";
2756	}	3348	}
2757		3349
2758	cf::override;	3350	cf::override;
2759	},	3351	},
2760	);	3352	);
…		…
2780		3372
2781	$coro	3373	$coro
2782	}	3374	}
2783		3375
2784	cf::client->attach (	3376	cf::client->attach (
2785	on_destroy => sub {	3377	on_client_destroy => sub {
2786	my ($ns) = @_;	3378	my ($ns) = @_;
2787		3379
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3381	},
2790	);	3382	);
…		…
2806	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2807		3399
2808	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2809		3401
2810	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2813	sort time	3405	sort time
2814	));	3406	));
2815		3407
2816	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2818	=pod	3410	=pod
2819		3411
2820	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2821		3413
2822	cf::object	3414	cf::object
2823	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
2824	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2825		3418
2826	cf::object::player	3419	cf::object::player
2827	player	3420	player
2828		3421
2829	cf::player	3422	cf::player
…		…
2834		3427
2835	=cut	3428	=cut
2836		3429
2837	for (	3430	for (
2838	["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
2839	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2844	) {	3437	) {
2845	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2848	for @funs;	3440	for @funs;
2849	}	3441	}
2850		3442
…		…
2865		3457
2866	my $qcode = $code;	3458	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2869		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2870	local $_;	3465	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3466
2873	my $eval =	3467	my $eval =
2874	"do {\n"	3468	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3471	. $code
2878	. "\n}"	3472	. "\n}"
2879	;	3473	;
2880		3474
		3475	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	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	}
2884		3484
2885	if ($@) {	3485	if ($@) {
2886	warn "$@";	3486	warn "$@",
2887	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2888	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2889	}	3489	}
2890		3490
2891	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2892	}	3492	}
2893		3493
…		…
2907	=cut	3507	=cut
2908		3508
2909	sub register_script_function {	3509	sub register_script_function {
2910	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2911		3511
2912	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2914	}	3514	}
2915		3515
2916	=back	3516	=back
2917		3517
2918	=cut	3518	=cut
2919		3519
2920	#############################################################################	3520	#############################################################################
2921	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
2922		3546
2923	sub load_facedata($) {	3547	sub load_facedata($) {
2924	my ($path) = @_;	3548	my ($path) = @_;
2925		3549
2926	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
2927	# for this (global event?)	3551	# for this (global event?)
2928	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
2929		3553
2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2931		3555
2932	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2933		3557
2934	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2935	0 < aio_load $path, $facedata
2936	or die "$path: $!";
2937
2938	$facedata = Coro::Storable::thaw $facedata;
2939		3559
2940	$facedata->{version} == 2	3560	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3562
2943	# patch in the exptable
2944	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,
2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2947	};
2948	cf::cede_to_tick;	3563	cf::cede_to_tick;
2949		3564
2950	{	3565	{
2951	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2952		3567
2953	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2955	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2959		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2960	cf::cede_to_tick;	3579	cf::cede_to_tick;
2961	}	3580	}
2962		3581
2963	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2965	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2966	or next;	3586	or next;
		3587
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3591	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2972	}	3593	}
2973		3594
2974	cf::cede_to_tick;	3595	cf::cede_to_tick;
2975	}	3596	}
2976	}	3597	}
2977		3598
2978	{	3599	{
2979	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2980		3601
2981	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2982	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2983	cf::cede_to_tick;	3604	cf::cede_to_tick;
2984	}	3605	}
2985		3606
2986	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2987	}	3608	}
2988		3609
2989	{	3610	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2993
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995		3612
2996	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
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3617
3000	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
3001	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3002		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3003	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3622	} else {
3010	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
3011	}	3624	}
3012		3625
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3626	cf::cede_to_tick;
3017	}	3627	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3631
3038	1	3632	1
3039	}	3633	}
3040		3634
3041	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
3043		3637
3044	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3046	}	3640	}
3047	};	3641	};
		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
3048		3665
3049	sub reload_regions {	3666	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3668	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3683	}
3067		3684
3068	sub reload_archetypes {	3685	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references	3688
3072	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3073	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3074	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3075	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	);
3076	}	3697	}
3077		3698
3078	sub reload_treasures {	3699	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3081	}	3702	}
3082		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
3083	sub reload_resources {	3724	sub reload_resources {
3084	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3085		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3086	reload_regions;	3732	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3733	reload_treasures;
3091		3734
3092	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3736	}
3098		3737
3099	sub reload_config {	3738	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3101	or return;
3102		3740
3103	local $/;	3741	my $config = load_file "$CONFDIR/config";
3104	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3105		3744
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3746
3108	$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};
3109	$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};
3110		3749
3111	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3115	};	3754	};
3116	warn $@ if $@;	3755	warn $@ if $@;
3117	}	3756	}
3118	}	3757	}
3119		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
3120	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
3121	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3123	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#
3124	(async {	3800	(async {
3125	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3127	};	3804	};
3128		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
3129	reload_config;	3820	reload_config;
3130	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3131	load_extensions;	3830	load_extensions;
3132		3831
3133	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3134	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;
3135	}	3849	}
3136		3850
3137	#############################################################################	3851	#############################################################################
3138	# initialisation and cleanup	3852	# initialisation and cleanup
3139		3853
3140	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3141	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3150	},
3151	);	3860	};
3152	}	3861	}
3153	}	3862	}
3154		3863
3155	sub write_runtime {	3864	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3157		3866
3158	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3160		3869
3161	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3871
3163	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3164		3873
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3875	or return;
3167		3876
3168	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3181		3890
3182	close $fh	3891	close $fh
3183	or return;	3892	or return;
3184		3893
3185	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3895	and return;
3187		3896
3188	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3898
3190	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 };
3191	}	3950	}
3192		3951
3193	sub emergency_save() {	3952	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3195		3954
3196	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;
3197		3961
3198	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3199	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3973	$pl->save;
3207	}	3974	}
3208	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3209		3976
3210	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";
3211	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3982	$map->valid or next;
3214	$map->save;	3983	$map->save;
3215	}	3984	}
3216	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3217		3986
3218	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";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3220	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
3221	};	4015	};
3222		4016
3223	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3224	}	4018	}
3225		4019
3226	sub post_cleanup {	4020	sub post_cleanup {
3227	my ($make_core) = @_;	4021	my ($make_core) = @_;
3228		4022
		4023	IO::AIO::flush;
		4024
3229	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3230	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	}
3231	}	4055	}
3232		4056
3233	sub do_reload_perl() {	4057	sub do_reload_perl() {
3234	# can/must only be called in main	4058	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3236	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3237	return;	4061	return;
3238	}	4062	}
3239		4063
3240	warn "reloading...";	4064	return if $RELOAD++;
3241		4065
3242	warn "entering sync_job";	4066	my $t1 = AE::time;
3243		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3244	cf::sync_job {	4074	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark
3246	cf::emergency_save;	4075	#cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark
3248		4076
3249	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;
3251
3252	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();	4079	%EXT_CORO = ();
3273		4080
3274	warn "removing commands";	4081	trace "perl_reload: removing commands";
3275	%COMMAND = ();	4082	%COMMAND = ();
3276		4083
3277	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3278	%EXTCMD = ();	4085	%EXTCMD = ();
3279	%EXTICMD = ();	4086	%EXTICMD = ();
3280		4087
3281	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3284		4091
3285	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3286	eval {	4093	eval {
3287	$cb->($pkg);	4094	$cb->($pkg);
3288	1	4095	1
3289	} 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;
3290	}	4101	}
3291		4102
3292	warn "... nuking $pkg";
3293	Symbol::delete_package $pkg;
3294	}
3295
3296	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3297	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		4106
3300	warn "... unloading $k";	4107	trace "... unloading $k";
3301	delete $INC{$k};	4108	delete $INC{$k};
3302		4109
3303	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3305		4112
3306	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3307	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3308	}	4118	}
3309		4119
3310	Symbol::delete_package $k;
3311	}
3312
3313	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3315	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);
3316		4123
3317	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		4127
3321	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3322	# and global variables created in xs	4129	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3324		4131
3325	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3326		4133
3327	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3328	require cf;	4135	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3330		4137
3331	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3332	cf::reload_config;	4139	cf::reload_config;
3333		4140
3334	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3335	cf::load_extensions;	4142	cf::load_extensions;
3336		4143
		4144	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3340	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3343		4152
3344	warn "leaving sync_job";	4153	cf::_post_init 1;
3345		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3346	1	4157	1
3347	} or do {	4158	} or do {
3348	warn $@;	4159	error $@;
3349	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3350	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3351	};	4164	}
3352		4165
3353	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3354	};	4168	};
3355		4169
3356	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3357		4171
3358	sub reload_perl() {	4172	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3361		4175
3362	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	4178
3365	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	4180	do_reload_perl;
3368	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3369	},	4182	};
3370	);	4183	};
3371	}	4184	}
3372		4185
3373	register_command "reload" => sub {	4186	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3375		4188
3376	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	4193	reload_perl;
		4194	};
3379	}	4195	}
3380	};	4196	};
3381		4197
3382	unshift @INC, $LIBDIR;	4198	#############################################################################
3383		4199
3384	my $bug_warning = 0;	4200	my $bug_warning = 0;
3385		4201
3386	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;
3388
3389	sub wait_for_tick {	4202	sub wait_for_tick() {
3390	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3391	return if $Coro::current == $Coro::main;
3392		4204
3393	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3394	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;
3396	}	4206	}
3397		4207
3398	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3399	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3400	return if $Coro::current == $Coro::main;
3401		4210
3402	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	4213	$signal->wait;
3405	}	4214	}
3406		4215
3407	my $min = 1e6;#d#	4216	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3419	return;	4220	return;
3420	}	4221	}
3421		4222
3422	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3423		4224
3424	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3425		4226
3426	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	4229	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3430	or die;	4231	write_runtime_sync
3431		4232	or error "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4233	};
		4234	}
3448		4235
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4237	$sig->send;
3465	}	4238	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3467	$sig->send;
3468	}
3469		4240
3470	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4243
3481	_post_tick;	4244	if (0) {
3482		4245	if ($NEXT_TICK) {
3483		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3484	},	4250	}
3485	);	4251	}
3486		4252
3487	{	4253	{
3488	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3490	reentrant => 0,	4256
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3498		4258	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4260
3514	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3515	$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);
3516		4268
3517	cf::sync_job {	4269	cf::sync_job {
3518	eval {	4270	eval {
3519	BDB::db_env_open	4271	BDB::db_env_open
3520	$DB_ENV,	4272	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4276	0666;
3525		4277
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4279	};
3531		4280
3532	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4282	};
3534	}	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";
3535	}	4296	}
3536		4297
3537	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3538	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,	4305	info "aio initialised";
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4306	}
3551		4307
3552	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3553		4310
3554	sub _log_backtrace {	4311	sub _log_backtrace {
3555	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3556		4313
3557	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3558		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3559	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3561	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3562	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3563	my @bt = fork_call {	4327	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	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 |"
3567	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3575	}	4339	}
3576		4340
3577	@funcs	4341	@funcs
3578	};	4342	};
3579		4343
3580	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4347	--$_log_backtrace;
3583	};	4348	};
3584	} else {	4349	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3587	}	4352	}
3588	}	4353	}
3589		4354
3590	# load additional modules	4355	# load additional modules
3591	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3592		4358
3593	END { cf::emergency_save }	4359	END { cf::emergency_save }
3594		4360
3595	1	4361	1
3596		4362

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