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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		145
84	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
173	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
174		278
175	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	281	that call.
178		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
179	=back	289	=back
180		290
181	=cut	291	=cut
182		292
183	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	300	my $msg = join "", @_;
186		301
187	$msg .= "\n"	302	$msg .= "\n"
188	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
189		304
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		306
192	utf8::encode $msg;
193	LOG llevError, $msg;	307	LOG llevWarn, $msg;
194	};	308	};
195	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
196		323
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	334	for my $pkg (qw(
208	cf::global cf::attachable	335	cf::global cf::attachable
209	cf::object cf::object::player	336	cf::object cf::object::player
210	cf::client cf::player	337	cf::client cf::player
211	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
212	cf::map cf::party cf::region	340	cf::party cf::region
213	)) {	341	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	343	}
217		344
218	$Event::DIED = sub {	345	$EV::DIED = sub {
219	warn "error in event callback: @_";	346	warn "error in event callback: $@";
220	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
221		353
222	#############################################################################	354	#############################################################################
223		355
224	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
225		357
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	379	$d
248	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
249	}	381	}
250		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
251	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
252		436
253	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
254		438
255	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
256		440
257	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
258		442
259	=cut	443	=cut
260		444
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		446
263	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
265		511
266	=item cf::lock_wait $string	512	=item cf::lock_wait $string
267		513
268	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
269		515
270	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
271		517
272	Wait until the given lock is available and then acquires it and returns	518	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	519	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
275	returned.	521	returned.
276		522
		523	Locks are *not* recursive, locking from the same coro twice results in a
		524	deadlocked coro.
		525
277	Lock names should begin with a unique identifier (for example, cf::map::find	526	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	527	uses map_find and cf::map::load uses map_load).
279		528
280	=item $locked = cf::lock_active $string	529	=item $locked = cf::lock_active $string
281		530
282	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
283		532
284	=cut	533	=cut
285		534
286	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
287		536
288	sub lock_wait($) {	537	sub lock_wait($) {
289	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	539	}
297		540
298	sub lock_acquire($) {	541	sub lock_acquire($) {
299	my ($key) = @_;	542	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	543	}
311		544
312	sub lock_active($) {	545	sub lock_active($) {
313	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	547	}
317		548
318	sub freeze_mainloop {	549	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
320		551
321	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	553	}
323	};	554
324	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
325	$guard	556
		557	Like EV::periodic, but randomly selects a starting point so that the actions
		558	get spread over time.
		559
		560	=cut
		561
		562	sub periodic($$) {
		563	my ($interval, $cb) = @_;
		564
		565	my $start = rand List::Util::min 180, $interval;
		566
		567	EV::periodic $start, $interval, 0, $cb
326	}	568	}
327		569
328	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
329		571
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
333		579
334	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
336		582
337	Useful for short background jobs.	583	Useful for short background jobs.
338		584
339	=cut	585	=cut
340		586
341	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
343		590
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
346	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
347		597
348	while () {	598	while () {
349	next_job:	599	next_job:
		600
350	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	602
352	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	607	$job->[2]->send;
356	Coro::cede;	608	Coro::cede;
357	goto next_job;	609	goto next_job;
358	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	612	}
360	}	613	}
361		614
362	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	618	} else {
		619	$busy = 0;
367	Coro::schedule;	620	Coro::schedule;
368	}	621	}
369	}	622	}
370	};	623	};
371		624
372	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
373	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
374		629
375	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
376	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
377		633
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
391		647
392	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
393		649
394	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
395		651
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	653	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	655	acceptable.
400		656
401	If it must be done, put the blocking parts into C<sync_job>. This will run	657	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	658	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	662	=cut
407		663
408	sub sync_job(&) {	664	sub sync_job(&) {
409	my ($job) = @_;	665	my ($job) = @_;
410		666
411	if ($Coro::current == $Coro::main) {	667	if (in_main) {
412	my $time = Event::time;	668	my $time = AE::time;
413		669
414	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
416		672
417	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	674
419	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
420		676
421	my $busy = 1;	677	my $busy = 1;
422	my @res;	678	my @res;
423		679
424	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	682	@res = eval { $job->() };
426	warn $@ if $@;	683	error $@ if $@;
427	undef $busy;	684	undef $busy;
428	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
429		686
430	while ($busy) {	687	while ($busy) {
431	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
432	}	692	}
		693	}
433		694
434	$time = Event::time - $time;	695	my $time = AE::time - $time;
435		696
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
440		698
441	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
442	} else {	700	} else {
443	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
444		702
…		…
464	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
465		723
466	$coro	724	$coro
467	}	725	}
468		726
469	=item fork_call { }, $args	727	=item fork_call { }, @args
470		728
471	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
475		733
476	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
477		739
478	sub fork_call(&@) {	740	sub fork_call(&@) {
479	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
480		742
481	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
484		746
485	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
486	reset_signals;	748	cf::post_fork;
487	&$cb	749	&$cb
488	}, @args;	750	} @args;
489		751
490	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
		764	}
		765
		766	=item $coin = coin_from_name $name
		767
		768	=cut
		769
		770	our %coin_alias = (
		771	"silver" => "silvercoin",
		772	"silvercoin" => "silvercoin",
		773	"silvercoins" => "silvercoin",
		774	"gold" => "goldcoin",
		775	"goldcoin" => "goldcoin",
		776	"goldcoins" => "goldcoin",
		777	"platinum" => "platinacoin",
		778	"platinumcoin" => "platinacoin",
		779	"platinumcoins" => "platinacoin",
		780	"platina" => "platinacoin",
		781	"platinacoin" => "platinacoin",
		782	"platinacoins" => "platinacoin",
		783	"royalty" => "royalty",
		784	"royalties" => "royalty",
		785	);
		786
		787	sub coin_from_name($) {
		788	$coin_alias{$_[0]}
		789	? cf::arch::find $coin_alias{$_[0]}
		790	: undef
491	}	791	}
492		792
493	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
494		794
495	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
498		798
499	Stores the given C<$value> in the family. It can currently store binary	799	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	800	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		801
		802	=item $db = cf::db_table "name"
		803
		804	Create and/or open a new database table. The string must not be "db" and must be unique
		805	within each server.
		806
502	=cut	807	=cut
		808
		809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
		813	my ($name) = @_;
		814	my $db = BDB::db_create $DB_ENV;
		815
		816	eval {
		817	$db->set_flags (BDB::CHKSUM);
		818
		819	utf8::encode $name;
		820	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		821	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		822	cf::cleanup "db_open(db): $!" if $!;
		823	};
		824	cf::cleanup "db_open(db): $@" if $@;
		825
		826	$db
		827	}
503		828
504	our $DB;	829	our $DB;
505		830
506	sub db_init {	831	sub db_init {
507	unless ($DB) {	832	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	833	}
522		834
523	sub db_get($$) {	835	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
525		837
526	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
527	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
528		842
529	$! ? ()	843	$! ? ()
530	: $data	844	: $data
531	}
532	}	845	}
533		846
534	sub db_put($$$) {	847	sub db_put($$$) {
535	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		877
565	my @data;	878	my @data;
566	my $md5;	879	my $md5;
567		880
568	for (0 .. $#$src) {	881	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	883	}
572		884
573	# if processing is expensive, check	885	# if processing is expensive, check
574	# checksum first	886	# checksum first
575	if (1) {	887	if (1) {
576	$md5 =	888	$md5 =
577	join "\x00",	889	join "\x00",
578	$processversion,	890	$processversion,
579	map {	891	map {
580	Coro::cede;	892	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	893	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	894	} 0.. $#$src;
583		895
584		896
585	my $dbmd5 = db_get cache => "$id/md5";	897	my $dbmd5 = db_get cache => "$id/md5";
…		…
588		900
589	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
590	}	902	}
591	}	903	}
592		904
593	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
594	my $data = $process->(\@data);	906	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
596		908
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		910
599	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
602		914
…		…
612		924
613	=cut	925	=cut
614		926
615	sub datalog($@) {	927	sub datalog($@) {
616	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	930	}
619		931
620	=back	932	=back
621		933
622	=cut	934	=cut
623		935
624	#############################################################################	936	#############################################################################
625		937
626	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
627		939
628	Many objects in crossfire are so-called attachable objects. That means you can	940	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	941	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
631		943
632	In the following description, CLASS can be any of C<global>, C<object>	944	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	945	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	946	Deliantra).
635		947
636	=over 4	948	=over 4
637		949
638	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
639		951
…		…
683	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
684		996
685	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
687		999
688	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
690		1002
691	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
692		1004
693	=over 4	1005	=over 4
…		…
817		1129
818	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1132
821	} elsif (ref $type) {	1133	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
823		1135
824	} else {	1136	} else {
825	shift @arg;	1137	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
827	}	1139	}
828	}	1140	}
829	}	1141	}
830		1142
831	sub _object_attach {	1143	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
842	}	1154	}
843		1155
844	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
845	} else {	1157	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1159	}
848		1160
849	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
850	}	1162	}
851		1163
…		…
910		1222
911	for (@$callbacks) {	1223	for (@$callbacks) {
912	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
913		1225
914	if ($@) {	1226	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1228	override;
918	}	1229	}
919		1230
920	return 1 if $override;	1231	return 1 if $override;
921	}	1232	}
922		1233
923	0	1234	0
924	}	1235	}
925		1236
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1238
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1240
930	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
931		1242
…		…
937		1248
938	=cut	1249	=cut
939		1250
940	#############################################################################	1251	#############################################################################
941	# object support	1252	# object support
942	#
943		1253
		1254	sub _object_equal($$);
		1255	sub _object_equal($$) {
		1256	my ($a, $b) = @_;
		1257
		1258	return 0 unless (ref $a) eq (ref $b);
		1259
		1260	if ("HASH" eq ref $a) {
		1261	my @ka = keys %$a;
		1262	my @kb = keys %$b;
		1263
		1264	return 0 if @ka != @kb;
		1265
		1266	for (0 .. $#ka) {
		1267	return 0 unless $ka[$_] eq $kb[$_];
		1268	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1269	}
		1270
		1271	} elsif ("ARRAY" eq ref $a) {
		1272
		1273	return 0 if @$a != @$b;
		1274
		1275	for (0 .. $#$a) {
		1276	return 0 unless _object_equal $a->[$_], $b->[$_];
		1277	}
		1278
		1279	} elsif ($a ne $b) {
		1280	return 0;
		1281	}
		1282
		1283	1
		1284	}
		1285
		1286	our $SLOW_MERGES;#d#
944	sub _can_merge {	1287	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
946		1289
947	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1291
951	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
952	}	1294	}
953		1295
954	sub reattach {	1296	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1298	my ($obj) = @_;
957		1299
		1300	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1301	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1302
960	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
961		1304
962	@$registry = ();	1305	@$registry = ();
963		1306
…		…
968	for (@$attach) {	1311	for (@$attach) {
969	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
971	}	1314	}
972	} else {	1315	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1317	}
975	}	1318	}
976	}	1319	}
977		1320
978	cf::attachable->attach (	1321	cf::attachable->attach (
979	prio => -1000000,	1322	prio => -1000000,
980	on_instantiate => sub {	1323	on_instantiate => sub {
981	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
982		1325
983	$data = from_json $data;	1326	$data = decode_json $data;
984		1327
985	for (@$data) {	1328	for (@$data) {
986	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
987		1330
988	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1347	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1006		1349
1007	sync_job {	1350	sync_job {
1008	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1011		1356
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1362	aio_fsync $fh;
		1363	}
1016	close $fh;	1364	aio_close $fh;
1017		1365
1018	if (@$objs) {	1366	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1373	aio_fsync $fh;
		1374	}
1024	close $fh;	1375	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1377	}
1027	} else {	1378	} else {
1028	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1029	}	1380	}
1030		1381
1031	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1386	} else {
1033	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1034	}	1388	}
1035	} else {	1389	} else {
1036	aio_unlink $filename;	1390	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1038	}	1392	}
1039	}	1393	};
1040	}	1394	}
1041		1395
1042	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1044		1398
…		…
1056	or return;	1410	or return;
1057		1411
1058	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1414	or return;
		1415
1061	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1062	}	1418	}
1063		1419
		1420	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
		1424
1066	return ($data, $av);	1425	($data, $av)
1067	}	1426	}
1068		1427
1069	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
1070		1429
1071	=over 4	1430	=over 4
…		…
1073	=cut	1432	=cut
1074		1433
1075	#############################################################################	1434	#############################################################################
1076	# command handling &c	1435	# command handling &c
1077		1436
1078	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1079		1438
1080	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1081	$name.	1440	$name.
1082		1441
1083	=cut	1442	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1090		1449
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1451	}
1093		1452
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1454
1096	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1097	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1098	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1099	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1100	has logged in successfully.	1459	has logged in successfully.
1101		1460
1102	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1103	called.
1104		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1469
1107	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1108	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1109	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1110	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1111	log-in.	1474	log-in.
1112		1475
1113	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1114	called.
1115		1477
1116	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1118	sub register_extcmd {	1485	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1120		1487
1121	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1122	}	1489	}
1123		1490
1124	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1126		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1127	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1128	}	1501	}
1129		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1130	cf::player->attach (	1511	cf::player->attach (
1131	on_command => sub {	1512	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1133		1514
1134	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1135	or return;	1516	or return;
1136		1517
…		…
1144	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1145		1526
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1528
1148	if (ref $msg) {	1529	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1531
1154	my @reply;
1155
1156	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1158	}	1550	}
1159		1551
1160	$pl->ext_reply ($reply, @reply)
1161	if $reply;
1162
1163	} else {	1552	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1554	}
1166		1555
1167	cf::override;	1556	cf::override;
1168	},	1557	},
1169	);	1558	);
1170		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1171	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1172	cf::sync_job {	1589	cf::sync_job {
1173	my %todo;	1590	my %todo;
1174		1591
1175	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1593	next unless -r $path;
…		…
1194		1611
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1614
1198	$ext{source} =	1615	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1201	. $source	1618	. $source
1202	. "\n};\n1";	1619	. "\n};\n1";
1203		1620
1204	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1205	}	1622	}
1206		1623
		1624	my $pass = 0;
1207	my %done;	1625	my %done;
1208	while (%todo) {	1626	while (%todo) {
1209	my $progress;	1627	my $progress;
1210		1628
		1629	++$pass;
		1630
		1631	ext:
1211	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1634	next ext
1214	unless exists $done{$_};	1635	unless exists $done{$_};
1215	}	1636	}
1216		1637
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1639
1219	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1224	warn $msg;	1656
1225	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1658	delete $todo{$k};
1227	}	1659	} else {
1228		1660	$done{$k} = delete $todo{$k};
1229	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1230	}	1666	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1667	}
1236		1668
1237	skip:	1669	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1240	}	1679	}
1241	};	1680	};
1242	}	1681	}
1243		1682
1244	#############################################################################	1683	#############################################################################
1245		1684
1246	=back	1685	=back
1247		1686
1248	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1249		1688
1250	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1251		1690
1252	=cut	1691	=cut
1253		1692
1254	package cf::player;	1693	package cf::player;
1255		1694
1256	use Coro::AIO;	1695	use Coro::AIO;
1257		1696
1258	=head3 cf::player	1697	=head3 cf::player
1259		1698
1260	=over 4	1699	=over 4
		1700
		1701	=item cf::player::num_playing
		1702
		1703	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1704
		1705	=cut
		1706
		1707	sub num_playing {
		1708	scalar grep
		1709	$_->ob->map
		1710	&& !$_->hidden
		1711	&& !$_->ob->flag (cf::FLAG_WIZ),
		1712	cf::player::list
		1713	}
1261		1714
1262	=item cf::player::find $login	1715	=item cf::player::find $login
1263		1716
1264	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1265		1718
…		…
1284		1737
1285	sub exists($) {	1738	sub exists($) {
1286	my ($login) = @_;	1739	my ($login) = @_;
1287		1740
1288	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1290	}	1743	}
1291		1744
1292	sub find($) {	1745	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1747	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1754	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1755	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1756	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1758
1306	my $pl = load_pl path $login	1759	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1760	or return;
		1761
		1762	my $pl = cf::player::load_pl $f
		1763	or return;
		1764
		1765	local $cf::PLAYER_LOADING{$login} = $pl;
		1766	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1309	}	1768	}
1310	}	1769	}
1311	}	1770	}
		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
1312		1784
1313	sub save($) {	1785	sub save($) {
1314	my ($pl) = @_;	1786	my ($pl) = @_;
1315		1787
1316	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1322		1794
1323	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1325		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1802
1326	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1327	Coro::cede;	1804	cf::cede_to_tick;
1328	}	1805	}
1329		1806
1330	sub new($) {	1807	sub new($) {
1331	my ($login) = @_;	1808	my ($login) = @_;
1332		1809
…		…
1361	my ($pl) = @_;	1838	my ($pl) = @_;
1362		1839
1363	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1364		1841
1365	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1844
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1371	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1372		1853
1373	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1410	or return [];	1891	or return [];
1411		1892
1412	my @logins;	1893	my @logins;
1413		1894
1414	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
		1896	my $path = path $login;
		1897
		1898	# a .pst is a dead give-away for a valid player
		1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1904	}
1418		1905
1419	utf8::decode $login;	1906	utf8::decode $login;
1420	push @logins, $login;	1907	push @logins, $login;
1421	}	1908	}
1422		1909
1423	\@logins	1910	\@logins
1424	}	1911	}
1425		1912
1426	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1427		1916
1428	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1429	player. May block.	1918	player. May block.
1430		1919
1431	=cut	1920	=cut
…		…
1449	}	1938	}
1450		1939
1451	\@paths	1940	\@paths
1452	}	1941	}
1453		1942
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1944
1456	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503
1504	=item $player->ext_reply ($msgid, @msg)
1505
1506	Sends an ext reply to the player.
1507
1508	=cut
1509
1510	sub ext_reply($$@) {
1511	my ($self, $id, @msg) = @_;
1512
1513	$self->ns->ext_reply ($id, @msg)
1514	}
1515		1946
1516	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1517		1948
1518	Sends an ext event to the client.	1949	Sends an ext event to the client.
1519		1950
…		…
1539		1970
1540	=cut	1971	=cut
1541		1972
1542	sub find_by_path($) {	1973	sub find_by_path($) {
1543	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1544		1977
1545	my ($match, $specificity);	1978	my ($match, $specificity);
1546		1979
1547	for my $region (list) {	1980	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1576		2009
1577	sub generate_random_map {	2010	sub generate_random_map {
1578	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1580	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	2016	}
1594		2017
1595	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1596		2019
1597	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1602		2025
1603	sub register {	2026	sub register {
1604	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2028	my $pkg = caller;
1606		2029
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2031
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2033	}
1612		2034
1613	# also paths starting with '/'	2035	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2037
1616	sub thawer_merge {	2038	sub thawer_merge {
1617	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1618		2040
1619	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1624	}	2046	}
1625		2047
1626	sub normalise {	2048	sub normalise {
1627	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1628		2050
1629	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1630		2052
1631	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1632		2054
1633	# map plan:	2055	# map plan:
1634	#	2056	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2072	$path = "$base/$path";
1651	}	2073	}
1652		2074
1653	for ($path) {	2075	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1657	}	2078	}
1658		2079
1659	$path	2080	$path
…		…
1673	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1674	return $self;	2095	return $self;
1675	}	2096	}
1676	}	2097	}
1677		2098
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2100	()
1680	}	2101	}
1681		2102
		2103	# may re-bless or do other evil things
1682	sub init {	2104	sub init {
1683	my ($self) = @_;	2105	my ($self) = @_;
1684		2106
1685	$self	2107	$self
1686	}	2108	}
…		…
1705		2127
1706	# the temporary/swap location	2128	# the temporary/swap location
1707	sub save_path {	2129	sub save_path {
1708	my ($self) = @_;	2130	my ($self) = @_;
1709		2131
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1712	}	2134	}
1713		2135
1714	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1715	sub uniq_path {	2137	sub uniq_path {
1716	my ($self) = @_;	2138	my ($self) = @_;
1717		2139
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2142	}
1730		2143
1731	sub decay_objects {	2144	sub decay_objects {
1732	my ($self) = @_;	2145	my ($self) = @_;
1733		2146
…		…
1746		2159
1747	sub load_header_from($) {	2160	sub load_header_from($) {
1748	my ($self, $path) = @_;	2161	my ($self, $path) = @_;
1749		2162
1750	utf8::encode $path;	2163	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2164	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2165	or return;
1756		2166
		2167	$self->_load_header ($f)
		2168	or return;
		2169
		2170	local $MAP_LOADING{$self->{path}} = $self;
		2171	$f->resolve_delayed_derefs;
		2172
1757	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1758		2174
1759	1	2175	1
1760	}	2176	}
1761		2177
		2178	# used to laod the header of an original map
1762	sub load_header_orig {	2179	sub load_header_orig {
1763	my ($self) = @_;	2180	my ($self) = @_;
1764		2181
1765	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1766	}	2183	}
1767		2184
		2185	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2186	sub load_header_temp {
1769	my ($self) = @_;	2187	my ($self) = @_;
1770		2188
1771	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1772	}	2190	}
1773		2191
		2192	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2193	sub prepare_temp {
1775	my ($self) = @_;	2194	my ($self) = @_;
1776		2195
1777	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1779	# safety	2198	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2201	}
1783		2202
		2203	# called after loading the header from an original map
1784	sub prepare_orig {	2204	sub prepare_orig {
1785	my ($self) = @_;	2205	my ($self) = @_;
1786		2206
1787	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2232
1813	sub find;	2233	sub find;
1814	sub find {	2234	sub find {
1815	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1816		2236
		2237	cf::cede_to_tick;
		2238
1817	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1818		2240
		2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2243
1821	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1824	or return;	2246	or return;
1825		2247
1826	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1827		2249
…		…
1829	or return;	2251	or return;
1830		2252
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
		2257	undef $guard1;
1834	$map->reset;	2258	$map->reset;
1835	undef $guard;
1836	return find $path;	2259	return find $path;
1837	}	2260	}
1838		2261
1839	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1840	}	2263	}
1841	}	2264	}
1842		2265
1843	sub pre_load { }	2266	sub pre_load { }
1844	sub post_load { }	2267	#sub post_load { } # XS
1845		2268
1846	sub load {	2269	sub load {
1847	my ($self) = @_;	2270	my ($self) = @_;
1848		2271
1849	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
1850		2273
1851	my $path = $self->{path};	2274	my $path = $self->{path};
1852		2275
1853	{	2276	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1855		2278
		2279	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2281
1860	$self->alloc;	2282	$self->alloc;
1861		2283
1862	$self->pre_load;	2284	$self->pre_load;
1863	Coro::cede;	2285	cf::cede_to_tick;
1864		2286
1865	$self->_load_objects ($self->{load_path}, 1)	2287	if (exists $self->{load_path}) {
		2288	my $f = new_from_file cf::object::thawer $self->{load_path};
		2289	$f->skip_block;
		2290	$self->_load_objects ($f)
1866	or return;	2291	or return;
1867		2292
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1869	if delete $self->{load_original};	2294	if delete $self->{load_original};
1870		2295
1871	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2297	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2298	unless (aio_stat $uniq) {
		2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2300	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2301	$self->_load_objects ($f);
		2302	$f->resolve_delayed_derefs;
		2303	}
		2304	}
1876	}	2305	}
1877	}
1878		2306
1879	Coro::cede;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
		2314
		2315	cf::cede_to_tick;
1880	# now do the right thing for maps	2316	# now do the right thing for maps
1881	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2319	unless $self->difficulty;
1884	Coro::cede;	2320	cf::cede_to_tick;
1885		2321
1886	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2323	$self->decay_objects;
1888	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1889	$self->update_buttons;	2325	$self->update_buttons;
1890	Coro::cede;	2326	cf::cede_to_tick;
1891	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2328	}
1895		2329
1896	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2332	}
1901		2333
1902	$self->post_load;	2334	$self->post_load;
1903	}
1904		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2342	sub customise_for {
1906	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1907		2344
1908	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2346	if $self->per_player;
…		…
1912	# if $self->per_party;	2349	# if $self->per_party;
1913		2350
1914	$self	2351	$self
1915	}	2352	}
1916		2353
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($map) = @_;
1920
1921	my @neigh; # diagonal neighbours
1922
1923	for (0 .. 3) {
1924	my $neigh = $map->tile_path ($_)
1925	or next;
1926	$neigh = find $neigh, $map
1927	or next;
1928	$neigh->load;
1929
1930	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}
1934
1935	for (grep defined $_->[0], @neigh) {
1936	my ($path, $origin) = @$_;
1937	my $neigh = find $path, $origin
1938	or next;
1939	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2354	sub find_sync {
1944	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1945		2356
1946	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
1947	}	2362	}
1948		2363
1949	sub do_load_sync {	2364	sub do_load_sync {
1950	my ($map) = @_;	2365	my ($map) = @_;
1951		2366
1952	cf::sync_job { $map->load };	2367	# it's a bug to call this from the main context
		2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2369	if $Coro::current == $Coro::main;
		2370
		2371	$map->load;
1953	}	2372	}
1954		2373
1955	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1957		2376
1958	sub find_async {	2377	sub find_async {
1959	my ($path, $origin) = @_;	2378	my ($path, $origin, $load) = @_;
1960		2379
1961	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
1962		2381
1963	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
1965	}	2384	}
1966		2385
1967	undef $MAP_PREFETCH{$path};	2386	$MAP_PREFETCH{$path} |= $load;
		2387
1968	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
1969	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2393	if (my $map = find $k) {
1972	$map->load;	2394	$map->load if $v;
1973	}	2395	}
1974		2396
1975	delete $MAP_PREFETCH{$path};	2397	delete $MAP_PREFETCH{$k};
1976	}	2398	}
1977	}	2399	}
1978	undef $MAP_PREFETCHER;	2400	undef $MAP_PREFETCHER;
1979	};	2401	};
1980	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
1981		2403
1982	()	2404	()
1983	}	2405	}
1984		2406
		2407	# common code, used by both ->save and ->swapout
1985	sub save {	2408	sub _save {
1986	my ($self) = @_;	2409	my ($self) = @_;
1987
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;
1989		2410
1990	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
1991		2412
1992	return unless $self->dirty;	2413	return unless $self->dirty;
1993		2414
…		…
1999	return if $self->{deny_save};	2420	return if $self->{deny_save};
2000		2421
2001	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2002		2423
2003	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2005	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2006		2430
2007	if ($uniq) {	2431	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2434	} else {
2011	$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);
2012	}	2436	}
2013	}	2437	}
2014		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2015	sub swap_out {	2447	sub swap_out {
2016	my ($self) = @_;	2448	my ($self) = @_;
2017		2449
2018	# save first because save cedes
2019	$self->save;
2020
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2023	return if $self->players;	2454	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;
2025	return if $self->{deny_save};
2026		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
2027	$self->clear;	2465	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2466	}
2030		2467
2031	sub reset_at {	2468	sub reset_at {
2032	my ($self) = @_;	2469	my ($self) = @_;
2033		2470
…		…
2051		2488
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2490
2054	return if $self->players;	2491	return if $self->players;
2055		2492
2056	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
2057		2494
2058	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2059		2496
2060	# need to save uniques path	2497	# need to save uniques path
2061	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2062	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2063		2500
…		…
2065	if $uniq;	2502	if $uniq;
2066	}	2503	}
2067		2504
2068	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2069		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2509	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2510
2074	$self->unlink_save;	2511	$self->unlink_save;
2075	$self->destroy;	2512	$self->destroy;
2076	}	2513	}
2077		2514
2078	my $nuke_counter = "aaaa";	2515	my $nuke_counter = "aaaa";
2079		2516
2080	sub nuke {	2517	sub nuke {
2081	my ($self) = @_;	2518	my ($self) = @_;
2082		2519
		2520	{
		2521	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2522
2083	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2084		2524
2085	$self->unlink_save;	2525	$self->unlink_save;
2086		2526
2087	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2088	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2532
2093	$cf::MAP{$self->path} = $self;	2533	$cf::MAP{$self->path} = $self;
		2534	}
2094		2535
2095	$self->reset; # polite request, might not happen	2536	$self->reset; # polite request, might not happen
2096	}	2537	}
2097		2538
2098	=item $maps = cf::map::tmp_maps	2539	=item $maps = cf::map::tmp_maps
…		…
2140		2581
2141	sub unique_maps() {	2582	sub unique_maps() {
2142	[	2583	[
2143	map {	2584	map {
2144	utf8::decode $_;	2585	utf8::decode $_;
2145	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2146	? normalise $_	2589	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2591	]
2150	}	2592	}
2151		2593
2152	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	}
2153		2625
2154	=back	2626	=back
2155		2627
2156	=head3 cf::object	2628	=head3 cf::object
2157		2629
…		…
2161		2633
2162	=over 4	2634	=over 4
2163		2635
2164	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2165		2637
2166	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.
2167		2640
2168	=cut	2641	=cut
2169		2642
2170	sub inv_recursive_;	2643	sub inv_recursive_;
2171	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2174		2647
2175	sub inv_recursive {	2648	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2177	}	2650	}
2178		2651
		2652	=item $ref = $ob->ref
		2653
		2654	Creates and returns a persistent reference to an object that can be stored as a string.
		2655
		2656	=item $ob = cf::object::deref ($refstring)
		2657
		2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2659	even if the object actually exists. May block.
		2660
		2661	=cut
		2662
		2663	sub deref {
		2664	my ($ref) = @_;
		2665
		2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2667	my ($uuid, $name) = ($1, $2);
		2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2669	or return;
		2670	$pl->ob->uuid eq $uuid
		2671	or return;
		2672
		2673	$pl->ob
		2674	} else {
		2675	warn "$ref: cannot resolve object reference\n";
		2676	undef
		2677	}
		2678	}
		2679
2179	package cf;	2680	package cf;
2180		2681
2181	=back	2682	=back
2182		2683
2183	=head3 cf::object::player	2684	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2690	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	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
2191	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2192		2693
2193	=cut	2694	=cut
		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
2194		2709
2195	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2711	# with dialog boxes.
2197	#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
2198	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2727
2213	} else {	2728	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2731	}
2217	}	2732	}
2218	}	2733	}
2219		2734
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2760
2246	=item $player_object->enter_link	2761	=item $player_object->enter_link
2247		2762
2248	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}>).
2249		2764
2250	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.
2251	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.
2252		2769
2253	Will never block.	2770	Will never block.
2254		2771
2255	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2256		2773
…		…
2276	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2277	my ($self) = @_;	2794	my ($self) = @_;
2278		2795
2279	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2280		2797
		2798	++$self->{_link_recursion};
		2799
2281	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2282		2801
2283	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2284	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2285		2804
2286	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2287	}	2806	}
2288		2807
2289	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2290	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2291		2810
…		…
2308	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2309	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2310		2829
2311	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2312	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2313	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2314		2833
2315	$map->load;	2834	$map->load;
2316	$map->load_neighbours;
2317		2835
2318	return unless $self->contr->active;	2836	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2837
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2323	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2324		2845
		2846	}
		2847
2325	=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)]])
2326		2849
2327	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
2328	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2329	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
2330	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
2331	be called at the end of this process.	2854	be called at the end of this process.
2332		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
2333	=cut	2859	=cut
2334		2860
2335	our $GOTOGEN;	2861	our $GOTOGEN;
2336		2862
2337	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2338	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2339		2865
		2866	if ($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
2340	# 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
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2874
2343	$self->enter_link;	2875	$self->enter_link;
2344		2876
2345	(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
2346	my $map = eval {	2899	my $map = eval {
2347	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2348		2901
2349	if ($map) {	2902	if ($map) {
2350	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2352	} else {	2905	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2907	}
2355		2908
2356	$map	2909	$map
2357	};	2910	};
2358		2911
…		…
2364	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2365	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2366	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2367	}	2920	}
2368		2921
2369	$done->() if $done;	2922	$done->($self) if $done;
2370	})->prio (1);	2923	})->prio (1);
2371	}	2924	}
2372		2925
2373	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2374		2927
…		…
2394	}	2947	}
2395		2948
2396	sub prepare_random_map {	2949	sub prepare_random_map {
2397	my ($exit) = @_;	2950	my ($exit) = @_;
2398		2951
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2954	# that depends on the exit object
2404		2955
2405	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2958	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2412	}	2965	}
2413		2966
2414	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2415		2968
2416	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2419		2972
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2975	undef $fh;
2423	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2424		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2427	}	2984	}
2428	}	2985	}
2429		2986
2430	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2432		2989
2433	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2434		2991
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2992	$self->enter_link;
2447		2993
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2994	(async {
2453	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2454	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
2455	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2456		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
2457	1;	3033	1
2458	}) {	3034	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "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. "
2461	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2463		3039
2464	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2465	$self->leave_link;	3041	$self->leave_link;
2466	}	3042	}
2467	})->prio (1);	3043	})->prio (1);
2468	}	3044	}
2469		3045
…		…
2481	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2482	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2483		3059
2484	utf8::encode $text;	3060	utf8::encode $text;
2485	$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);
2486	}	3087	}
2487		3088
2488	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2489		3090
2490	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2494		3095
2495	=cut	3096	=cut
2496		3097
		3098	# non-persistent channels (usually the info channel)
		3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
		3106	"c/identify" => {
		3107	id => "infobox",
		3108	title => "Identify",
		3109	reply => undef,
		3110	tooltip => "Items recently identified",
		3111	},
		3112	"c/examine" => {
		3113	id => "infobox",
		3114	title => "Examine",
		3115	reply => undef,
		3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
		3130	"c/lookat" => {
		3131	id => "infobox",
		3132	title => "Look",
		3133	reply => undef,
		3134	tooltip => "What you saw there",
		3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
		3210	);
		3211
2497	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2499		3214
2500	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2501		3217
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		3219
		3220	# check predefined channels, for the benefit of C
		3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2504	if (ref $channel) {	3227	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	3231	$self->ext_msg (channel_info => $channel);
2509	}	3232	}
…		…
2511	$channel = $channel->{id};	3234	$channel = $channel->{id};
2512	}	3235	}
2513		3236
2514	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2515		3238
2516	if ($self->can_msg) {
2517	# default colour, mask it out	3239	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2520		3242
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	3246	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		3247
2535	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2536
2537	utf8::encode $msg;
2538
2539	if (0 && $msg =~ /\[/) {
2540	# COMMAND/INFO
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}
2548	}	3249	}
2549		3250
2550	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2551		3252
2552	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2554	=cut	3255	=cut
2555		3256
2556	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2558		3259
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}
2567	}
2568
2569	=item $client->ext_reply ($msgid, @msg)
2570
2571	Sends an ext reply to the client.
2572
2573	=cut
2574
2575	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;
2577
2578	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {
2581	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}
2585	}	3261	}
2586		3262
2587	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2588		3264
2589	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2644	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2645		3321
2646	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2647		3323
2648	if (ref $msg) {	3324	if (ref $msg) {
2649	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2650	"ARRAY" eq ref $msg
2651	? @$msg
2652	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2653		3326
2654	my @reply;
2655
2656	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}) {
2657	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2658	}	3345	}
2659
2660	$ns->ext_reply ($reply, @reply)
2661	if $reply;
2662
2663	} else {	3346	} else {
2664	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";
2665	}	3348	}
2666		3349
2667	cf::override;	3350	cf::override;
2668	},	3351	},
2669	);	3352	);
…		…
2689		3372
2690	$coro	3373	$coro
2691	}	3374	}
2692		3375
2693	cf::client->attach (	3376	cf::client->attach (
2694	on_destroy => sub {	3377	on_client_destroy => sub {
2695	my ($ns) = @_;	3378	my ($ns) = @_;
2696		3379
2697	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2698	},	3381	},
2699	);	3382	);
…		…
2715	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2716		3399
2717	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2718		3401
2719	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2720	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2721	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2722	sort time	3405	sort time
2723	));	3406	));
2724		3407
2725	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2727	=pod	3410	=pod
2728		3411
2729	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2730		3413
2731	cf::object	3414	cf::object
2732	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
2733	insert remove name archname title slaying race	3416	insert remove name archname title slaying race decrease split
		3417	value
2734		3418
2735	cf::object::player	3419	cf::object::player
2736	player	3420	player
2737		3421
2738	cf::player	3422	cf::player
…		…
2743		3427
2744	=cut	3428	=cut
2745		3429
2746	for (	3430	for (
2747	["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
2748	insert remove inv name archname title slaying race)],	3432	insert remove inv nrof name archname title slaying race
		3433	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2752	) {	3437	) {
2753	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2756	for @funs;	3440	for @funs;
2757	}	3441	}
2758		3442
…		…
2773		3457
2774	my $qcode = $code;	3458	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2777		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2778	local $_;	3465	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;
2780		3466
2781	my $eval =	3467	my $eval =
2782	"do {\n"	3468	"do {\n"
2783	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2784	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2785	. $code	3471	. $code
2786	. "\n}"	3472	. "\n}"
2787	;	3473	;
2788		3474
		3475	if ($CFG{safe_eval}) {
2789	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2790	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2791	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	}
2792		3484
2793	if ($@) {	3485	if ($@) {
2794	warn "$@";	3486	warn "$@",
2795	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2796	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2797	}	3489	}
2798		3490
2799	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2800	}	3492	}
2801		3493
…		…
2815	=cut	3507	=cut
2816		3508
2817	sub register_script_function {	3509	sub register_script_function {
2818	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2819		3511
2820	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2821	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2822	}	3514	}
2823		3515
2824	=back	3516	=back
2825		3517
2826	=cut	3518	=cut
2827		3519
2828	#############################################################################	3520	#############################################################################
2829	# the server's init and main functions	3521	# the server's init and main functions
2830		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
		3546
2831	sub load_facedata($) {	3547	sub load_facedata($) {
2832	my ($path) = @_;	3548	my ($path) = @_;
2833		3549
		3550	# HACK to clear player env face cache, we need some signal framework
		3551	# for this (global event?)
		3552	%ext::player_env::MUSIC_FACE_CACHE = ();
		3553
2834	my $enc = JSON::XS->new->utf8->canonical;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3555
2836	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2837		3557
2838	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2839	0 < aio_load $path, $facedata
2840	or die "$path: $!";
2841
2842	$facedata = Coro::Storable::thaw $facedata;
2843		3559
2844	$facedata->{version} == 2	3560	$facedata->{version} == 2
2845	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2846		3562
2847	# patch in the exptable
2848	$facedata->{resource}{"res/exp_table"} = {
2849	type => FT_RSRC,
2850	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2851	};
2852	cf::cede_to_tick;	3563	cf::cede_to_tick;
2853		3564
2854	{	3565	{
2855	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2856		3567
2857	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2859	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2863		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2864	cf::cede_to_tick;	3579	cf::cede_to_tick;
2865	}	3580	}
2866		3581
2867	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2869	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2870	or next;	3586	or next;
		3587
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3591	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2876	}	3593	}
2877		3594
2878	cf::cede_to_tick;	3595	cf::cede_to_tick;
2879	}	3596	}
2880	}	3597	}
2881		3598
2882	{	3599	{
2883	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2884		3601
2885	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2886	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2887	cf::cede_to_tick;	3604	cf::cede_to_tick;
2888	}	3605	}
2889		3606
2890	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2891	}	3608	}
2892		3609
2893	{	3610	{
2894	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2897
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899		3612
2900	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
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;
2903		3617
2904	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
2905	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2906		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2907	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
2908	name => $name,
2909	%{ $info->{meta} || {} },
2910	});
2911
2912	$data = pack "(w/a*)*", $meta, $info->{data};
2913	} else {	3622	} else {
2914	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
2915	}	3624	}
2916		3625
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3626	cf::cede_to_tick;
2921	}	3627	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3631
2942	1	3632	1
2943	}	3633	}
2944		3634
2945	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
2948	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
2950	}	3640	}
2951	};	3641	};
2952		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
		3665
2953	sub reload_regions {	3666	sub reload_regions {
		3667	# HACK to clear player env face cache, we need some signal framework
		3668	# for this (global event?)
		3669	%ext::player_env::MUSIC_FACE_CACHE = ();
		3670
2954	load_resource_file "$MAPDIR/regions"	3671	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3672	or die "unable to load regions file\n";
2956		3673
2957	for (cf::region::list) {	3674	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3675	$_->{match} = qr/$_->{match}/
…		…
2966	}	3683	}
2967		3684
2968	sub reload_archetypes {	3685	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references	3688
2972	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
2973	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
2974	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2975	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	);
2976	}	3697	}
2977		3698
2978	sub reload_treasures {	3699	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
2981	}	3702	}
2982		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
2983	sub reload_resources {	3724	sub reload_resources {
2984	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
2985		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
2986	reload_regions;	3732	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3733	reload_treasures;
2991		3734
2992	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
2993	}	3736	}
2994		3737
2995	sub init {	3738	sub reload_config {
2996	reload_resources;	3739	trace "reloading config file...\n";
2997	}
2998		3740
2999	sub cfg_load {	3741	my $config = load_file "$CONFDIR/config";
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3742	utf8::decode $config;
3001	or return;	3743	*CFG = decode_yaml $config;
3002		3744
3003	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;
3005
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3007		3746
3008	$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};
3009	$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};
3010		3749
3011	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3015	};	3754	};
3016	warn $@ if $@;	3755	warn $@ if $@;
3017	}	3756	}
3018	}	3757	}
3019		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
3020	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
3021	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3023	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#
3024	(async {	3800	(async {
3025	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3027	};	3804	};
3028		3805
3029	cfg_load;	3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
3030	db_init;	3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
		3820	reload_config;
		3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3031	load_extensions;	3830	load_extensions;
3032		3831
3033	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3034	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;
3035	}	3849	}
3036		3850
3037	#############################################################################	3851	#############################################################################
3038	# initialisation and cleanup	3852	# initialisation and cleanup
3039		3853
3040	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3041	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3050	},
3051	);	3860	};
3052	}	3861	}
3053	}	3862	}
3054		3863
3055	sub write_runtime {	3864	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3057		3866
3058	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3060		3869
3061	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3871
3063	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3064		3873
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3066	or return;	3875	or return;
3067		3876
3068	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3081		3890
3082	close $fh	3891	close $fh
3083	or return;	3892	or return;
3084		3893
3085	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3895	and return;
3087		3896
3088	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3089		3898
3090	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 };
3091	}	3950	}
3092		3951
3093	sub emergency_save() {	3952	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3095		3954
3096	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;
3097		3961
3098	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3099	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3973	$pl->save;
3107	}	3974	}
3108	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3109		3976
3110	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";
3111	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3982	$map->valid or next;
3114	$map->save;	3983	$map->save;
3115	}	3984	}
3116	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3117		3986
3118	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";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3120	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
3121	};	4015	};
3122		4016
3123	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3124	}	4018	}
3125		4019
3126	sub post_cleanup {	4020	sub post_cleanup {
3127	my ($make_core) = @_;	4021	my ($make_core) = @_;
3128		4022
		4023	IO::AIO::flush;
		4024
3129	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3130	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	}
3131	}	4055	}
3132		4056
3133	sub do_reload_perl() {	4057	sub do_reload_perl() {
3134	# can/must only be called in main	4058	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3136	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3137	return;	4061	return;
3138	}	4062	}
3139		4063
3140	warn "reloading...";	4064	return if $RELOAD++;
3141		4065
3142	warn "entering sync_job";	4066	my $t1 = AE::time;
3143		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3144	cf::sync_job {	4074	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark
3146	cf::emergency_save;	4075	#cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark
3148		4076
3149	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;
3151
3152	# if anything goes wrong in here, we should simply crash as we already saved
3153
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;
3165	warn "iterate...";
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();	4079	%EXT_CORO = ();
3173		4080
3174	warn "removing commands";	4081	trace "perl_reload: removing commands";
3175	%COMMAND = ();	4082	%COMMAND = ();
3176		4083
3177	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3178	%EXTCMD = ();	4085	%EXTCMD = ();
3179	%EXTICMD = ();	4086	%EXTICMD = ();
3180		4087
3181	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3184		4091
3185	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3186	eval {	4093	eval {
3187	$cb->($pkg);	4094	$cb->($pkg);
3188	1	4095	1
3189	} 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;
3190	}	4101	}
3191		4102
3192	warn "... nuking $pkg";
3193	Symbol::delete_package $pkg;
3194	}
3195
3196	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3197	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		4106
3200	warn "... unloading $k";	4107	trace "... unloading $k";
3201	delete $INC{$k};	4108	delete $INC{$k};
3202		4109
3203	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3205		4112
3206	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3207	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3208	}	4118	}
3209		4119
3210	Symbol::delete_package $k;
3211	}
3212
3213	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3215	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);
3216		4123
3217	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		4127
3221	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3222	# and global variables created in xs	4129	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3224		4131
3225	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3226		4133
3227	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3228	require cf;	4135	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3230		4137
3231	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3232	cf::cfg_load;	4139	cf::reload_config;
3233		4140
3234	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3235	cf::load_extensions;	4142	cf::load_extensions;
3236		4143
		4144	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3240	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3243		4152
3244	warn "leaving sync_job";	4153	cf::_post_init 1;
3245		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3246	1	4157	1
3247	} or do {	4158	} or do {
3248	warn $@;	4159	error $@;
3249	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3250	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3251	};	4164	}
3252		4165
3253	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3254	};	4168	};
3255		4169
3256	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3257		4171
3258	sub reload_perl() {	4172	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3261		4175
3262	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	4178
3265	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	4180	do_reload_perl;
3268	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3269	},	4182	};
3270	);	4183	};
3271	}	4184	}
3272		4185
3273	register_command "reload" => sub {	4186	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3275		4188
3276	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	4193	reload_perl;
		4194	};
3279	}	4195	}
3280	};	4196	};
3281		4197
3282	unshift @INC, $LIBDIR;	4198	#############################################################################
3283		4199
3284	my $bug_warning = 0;	4200	my $bug_warning = 0;
3285		4201
3286	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;
3288
3289	sub wait_for_tick {	4202	sub wait_for_tick() {
3290	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3291	return if $Coro::current == $Coro::main;
3292		4204
3293	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3294	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;
3296	}	4206	}
3297		4207
3298	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3299	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4210
3302	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	4213	$signal->wait;
3305	}	4214	}
3306		4215
3307	my $min = 1e6;#d#	4216	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3319	return;	4220	return;
3320	}	4221	}
3321		4222
3322	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3323		4224
3324	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3325		4226
3326	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	4229	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3330	or die;	4231	write_runtime_sync
3331		4232	or error "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	4233	};
		4234	}
3348		4235
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	4237	$sig->send;
3365	}	4238	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3367	$sig->send;
3368	}
3369		4240
3370	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		4243
3381	_post_tick;	4244	if (0) {
3382		4245	if ($NEXT_TICK) {
3383		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3384	},	4250	}
3385	);	4251	}
3386		4252
3387	{	4253	{
3388	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3390	reentrant => 0,	4256
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3398		4258	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		4260
3414	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3415	$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);
3416		4268
3417	cf::sync_job {	4269	cf::sync_job {
3418	eval {	4270	eval {
3419	BDB::db_env_open	4271	BDB::db_env_open
3420	$DB_ENV,	4272	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	4276	0666;
3425		4277
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	4279	};
3431		4280
3432	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	4282	};
3434	}	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";
3435	}	4296	}
3436		4297
3437	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3438	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,	4305	info "aio initialised";
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	4306	}
3451		4307
3452	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3453		4310
3454	sub _log_backtrace {	4311	sub _log_backtrace {
3455	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3456		4313
3457	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3458		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3459	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3461	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3462	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3463	my @bt = fork_call {	4327	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	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 |"
3467	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3475	}	4339	}
3476		4340
3477	@funcs	4341	@funcs
3478	};	4342	};
3479		4343
3480	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4347	--$_log_backtrace;
3483	};	4348	};
3484	} else {	4349	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3487	}	4352	}
3488	}	4353	}
3489		4354
3490	# load additional modules	4355	# load additional modules
3491	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3492		4358
3493	END { cf::emergency_save }	4359	END { cf::emergency_save }
3494		4360
3495	1	4361	1
3496		4362

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