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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.409 by root, Mon Jan 14 11:41:48 2008 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 EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		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;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		78
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		81
46	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;
47		85
48	our %COMMAND = ();	86	our %COMMAND = ();
49	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
50		88
51	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
53	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
56		96
57	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
59		101
60	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
61	our $DATADIR = datadir;	104	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
65	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
71	our %RESOURCE;	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;
72		125
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	128	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		130
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	134	our $DB_ENV;
85		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
86	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
87		140
88	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
90	our $NOW;	144	our $NOW;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
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 $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$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	LOG llevError, $msg;	307	LOG llevWarn, $msg;
193	};	308	};
194	}
195		309
196	$Coro::State::DIEHOOK = sub {	310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
197	warn Carp::longmess $_[0];	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
198	Coro::terminate;	321	Coro::terminate
199	};	322	};
200		323
201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
211	for my $pkg (qw(	334	for my $pkg (qw(
212	cf::global cf::attachable	335	cf::global cf::attachable
213	cf::object cf::object::player	336	cf::object cf::object::player
214	cf::client cf::player	337	cf::client cf::player
215	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
216	cf::map cf::party cf::region	340	cf::party cf::region
217	)) {	341	)) {
218	no strict 'refs';
219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
220	}	343	}
221		344
222	$EV::DIED = sub {	345	$EV::DIED = sub {
223	warn "error in event callback: @_";	346	warn "error in event callback: $@";
224	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
225		353
226	#############################################################################	354	#############################################################################
227		355
228	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
229		357
…		…
250	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
251	$d	379	$d
252	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
253	}	381	}
254		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($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
255	=item $ref = cf::decode_json $json	435	=item $ref = cf::decode_json $json
256		436
257	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
258		438
259	=item $json = cf::encode_json $ref	439	=item $json = cf::encode_json $ref
…		…
265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
266		446
267	sub encode_json($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
268	sub decode_json($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
269		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	}
		511
270	=item cf::lock_wait $string	512	=item cf::lock_wait $string
271		513
272	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
273		515
274	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
275		517
276	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
277	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,
278	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
279	returned.	521	returned.
280		522
281	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
282	deadlocked coro.	524	deadlocked coro.
…		…
288		530
289	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.
290		532
291	=cut	533	=cut
292		534
293	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
294	our %LOCKER;#d#
295		536
296	sub lock_wait($) {	537	sub lock_wait($) {
297	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
298
299	if ($LOCKER{$key} == $Coro::current) {#d#
300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301	return;#d#
302	}#d#
303
304	# wait for lock, if any
305	while ($LOCK{$key}) {
306	push @{ $LOCK{$key} }, $Coro::current;
307	Coro::schedule;
308	}
309	}	539	}
310		540
311	sub lock_acquire($) {	541	sub lock_acquire($) {
312	my ($key) = @_;	542	$LOCKS->guard ($_[0])
313
314	# wait, to be sure we are not locked
315	lock_wait $key;
316
317	$LOCK{$key} = [];
318	$LOCKER{$key} = $Coro::current;#d#
319
320	Coro::guard {
321	delete $LOCKER{$key};#d#
322	# wake up all waiters, to be on the safe side
323	$_->ready for @{ delete $LOCK{$key} };
324	}
325	}	543	}
326		544
327	sub lock_active($) {	545	sub lock_active($) {
328	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
329
330	! ! $LOCK{$key}
331	}	547	}
332		548
333	sub freeze_mainloop {	549	sub freeze_mainloop {
334	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
335		551
336	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
337	$TICK_WATCHER->start;
338	};
339	$TICK_WATCHER->stop;
340	$guard
341	}	553	}
342		554
343	=item cf::periodic $interval, $cb	555	=item cf::periodic $interval, $cb
344		556
345	Like EV::periodic, but randomly selects a starting point so that the actions	557	Like EV::periodic, but randomly selects a starting point so that the actions
346	get spread over timer.	558	get spread over time.
347		559
348	=cut	560	=cut
349		561
350	sub periodic($$) {	562	sub periodic($$) {
351	my ($interval, $cb) = @_;	563	my ($interval, $cb) = @_;
…		…
355	EV::periodic $start, $interval, 0, $cb	567	EV::periodic $start, $interval, 0, $cb
356	}	568	}
357		569
358	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
359		571
360	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
361	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
362	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$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.
363		579
364	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
365	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
366		582
367	Useful for short background jobs.	583	Useful for short background jobs.
368		584
369	=cut	585	=cut
370		586
371	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
372	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
373		590
374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
375	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
376	$Coro::current->desc ("timeslot manager");	593	$Coro::current->desc ("timeslot manager");
377		594
378	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
379		597
380	while () {	598	while () {
381	next_job:	599	next_job:
		600
382	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
383	if ($avail > 0.01) {	602
384	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
385	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
386	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
387	$job->[2]->send;	607	$job->[2]->send;
388	Coro::cede;	608	Coro::cede;
389	goto next_job;	609	goto next_job;
390	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
391	}	612	}
392	}	613	}
393		614
394	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
395	# 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
396	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
397	$signal->wait;
398	} else {	618	} else {
		619	$busy = 0;
399	Coro::schedule;	620	Coro::schedule;
400	}	621	}
401	}	622	}
402	};	623	};
403		624
404	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
405	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
406		629
407	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
408	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
409		633
410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
412	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
438	=cut	662	=cut
439		663
440	sub sync_job(&) {	664	sub sync_job(&) {
441	my ($job) = @_;	665	my ($job) = @_;
442		666
443	if ($Coro::current == $Coro::main) {	667	if (in_main) {
444	my $time = EV::time;	668	my $time = AE::time;
445		669
446	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
447	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
448		672
449	LOG llevError, Carp::longmess "sync job";#d#	673	#LOG llevError, Carp::longmess "sync job";#d#
450		674
451	# TODO: use suspend/resume instead
452	# (but this is cancel-safe)
453	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
454		676
455	my $busy = 1;	677	my $busy = 1;
456	my @res;	678	my @res;
457		679
458	(async {	680	(async {
459	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
460	@res = eval { $job->() };	682	@res = eval { $job->() };
461	warn $@ if $@;	683	error $@ if $@;
462	undef $busy;	684	undef $busy;
463	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
464		686
465	while ($busy) {	687	while ($busy) {
466	if (Coro::nready) {	688	if (Coro::nready) {
…		…
468	} else {	690	} else {
469	EV::loop EV::LOOP_ONESHOT;	691	EV::loop EV::LOOP_ONESHOT;
470	}	692	}
471	}	693	}
472		694
473	$time = EV::time - $time;	695	my $time = AE::time - $time;
474		696
475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
477
478	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
479		698
480	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
481	} else {	700	} else {
482	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
483		702
…		…
503	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
504		723
505	$coro	724	$coro
506	}	725	}
507		726
508	=item fork_call { }, $args	727	=item fork_call { }, @args
509		728
510	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
511	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
512	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
513	never block itself or use any form of event handling.	732	never block itself or use any form of event handling.
514		733
515	=cut	734	=cut
516		735
		736	sub post_fork {
		737	reset_signals;
		738	}
		739
517	sub fork_call(&@) {	740	sub fork_call(&@) {
518	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
519		742
520	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
521	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
522	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
523		746
524	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
525	reset_signals;	748	cf::post_fork;
526	&$cb	749	&$cb
527	}, @args;	750	} @args;
528		751
529	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
530	}	791	}
531		792
532	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
533		794
534	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
544	within each server.	805	within each server.
545		806
546	=cut	807	=cut
547		808
548	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
549	my ($name) = @_;	813	my ($name) = @_;
550	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
551		815
552	eval {	816	eval {
553	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
563	}	827	}
564		828
565	our $DB;	829	our $DB;
566		830
567	sub db_init {	831	sub db_init {
568	cf::sync_job {
569	$DB ||= db_table "db";	832	$DB ||= db_table "db";
570	};
571	}	833	}
572		834
573	sub db_get($$) {	835	sub db_get($$) {
574	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
575		837
576	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
577	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
578		842
579	$! ? ()	843	$! ? ()
580	: $data	844	: $data
581	}
582	}	845	}
583		846
584	sub db_put($$$) {	847	sub db_put($$$) {
585	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
586	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
614		877
615	my @data;	878	my @data;
616	my $md5;	879	my $md5;
617		880
618	for (0 .. $#$src) {	881	for (0 .. $#$src) {
619	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
620	or Carp::croak "$src->[$_]: $!";
621	}	883	}
622		884
623	# if processing is expensive, check	885	# if processing is expensive, check
624	# checksum first	886	# checksum first
625	if (1) {	887	if (1) {
…		…
638		900
639	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
640	}	902	}
641	}	903	}
642		904
643	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
644	my $data = $process->(\@data);	906	my $data = $process->(\@data);
645	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
646		908
647	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
648		910
649	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
650	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
651	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
652		914
…		…
662		924
663	=cut	925	=cut
664		926
665	sub datalog($@) {	927	sub datalog($@) {
666	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
667	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
668	}	930	}
669		931
670	=back	932	=back
671		933
672	=cut	934	=cut
673		935
674	#############################################################################	936	#############################################################################
675		937
676	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
677		939
678	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
679	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")
680	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
681		943
682	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>
683	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
…		…
733	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
734		996
735	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
736	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
737		999
738	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
739	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.
740		1002
741	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
742		1004
743	=over 4	1005	=over 4
…		…
867		1129
868	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
869	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
870		1132
871	} elsif (ref $type) {	1133	} elsif (ref $type) {
872	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
873		1135
874	} else {	1136	} else {
875	shift @arg;	1137	shift @arg;
876	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
877	}	1139	}
878	}	1140	}
879	}	1141	}
880		1142
881	sub _object_attach {	1143	sub _object_attach {
…		…
891	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
892	}	1154	}
893		1155
894	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
895	} else {	1157	} else {
896	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
897	}	1159	}
898		1160
899	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
900	}	1162	}
901		1163
…		…
960		1222
961	for (@$callbacks) {	1223	for (@$callbacks) {
962	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
963		1225
964	if ($@) {	1226	if ($@) {
965	warn "$@";
966	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
967	override;	1228	override;
968	}	1229	}
969		1230
970	return 1 if $override;	1231	return 1 if $override;
971	}	1232	}
…		…
1034		1295
1035	sub reattach {	1296	sub reattach {
1036	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
1037	my ($obj) = @_;	1298	my ($obj) = @_;
1038		1299
		1300	# no longer needed after getting rid of delete_package?
1039	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
1040		1302
1041	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
1042		1304
1043	@$registry = ();	1305	@$registry = ();
1044		1306
…		…
1049	for (@$attach) {	1311	for (@$attach) {
1050	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1051	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1052	}	1314	}
1053	} else {	1315	} else {
1054	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1055	}	1317	}
1056	}	1318	}
1057	}	1319	}
1058		1320
1059	cf::attachable->attach (	1321	cf::attachable->attach (
…		…
1086	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1087		1349
1088	sync_job {	1350	sync_job {
1089	if (length $$rdata) {	1351	if (length $$rdata) {
1090	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1091	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1092	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1093		1356
1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1095	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1097	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	}
1098	close $fh;	1364	aio_close $fh;
1099		1365
1100	if (@$objs) {	1366	if (@$objs) {
1101	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) {
1102	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1104	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1105	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	}
1106	close $fh;	1375	aio_close $fh;
1107	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1108	}	1377	}
1109	} else {	1378	} else {
1110	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1111	}	1380	}
1112		1381
1113	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1114	} else {	1386	} else {
1115	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1116	}	1388	}
1117	} else {	1389	} else {
1118	aio_unlink $filename;	1390	aio_unlink $filename;
1119	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1120	}	1392	}
…		…
1144	my $st = eval { Coro::Storable::thaw $av };	1416	my $st = eval { Coro::Storable::thaw $av };
1145	$av = $st->{objs};	1417	$av = $st->{objs};
1146	}	1418	}
1147		1419
1148	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1149	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1150	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1151		1424
1152	($data, $av)	1425	($data, $av)
1153	}	1426	}
1154		1427
1155	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1159	=cut	1432	=cut
1160		1433
1161	#############################################################################	1434	#############################################################################
1162	# command handling &c	1435	# command handling &c
1163		1436
1164	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1165		1438
1166	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
1167	$name.	1440	$name.
1168		1441
1169	=cut	1442	=cut
…		…
1175	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1176		1449
1177	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1178	}	1451	}
1179		1452
1180	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1181		1454
1182	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1183	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
1184	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
1185	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
1186	has logged in successfully.	1459	has logged in successfully.
1187		1460
1188	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1189	called.
1190		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
1191	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1192		1469
1193	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1194	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
1195	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
1196	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
1197	log-in.	1474	log-in.
1198		1475
1199	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1200	called.
1201		1477
1202	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1203		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1204	sub register_extcmd {	1485	sub register_extcmd($$) {
1205	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1206		1487
1207	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1208	}	1489	}
1209		1490
1210	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1211	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1212		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1213	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1214	}	1501	}
1215		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1216	cf::player->attach (	1511	cf::player->attach (
1217	on_command => sub {	1512	on_unknown_command => sub {
1218	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1219		1514
1220	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1221	or return;	1516	or return;
1222		1517
…		…
1230	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1231		1526
1232	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1233		1528
1234	if (ref $msg) {	1529	if (ref $msg) {
1235	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1236	"ARRAY" eq ref $msg
1237	? @$msg
1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1239		1531
1240	my @reply;
1241
1242	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}) {
1243	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1244	}	1550	}
1245		1551
1246	$pl->ext_reply ($reply, @reply)
1247	if $reply;
1248
1249	} else {	1552	} else {
1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1251	}	1554	}
1252		1555
1253	cf::override;	1556	cf::override;
1254	},	1557	},
1255	);	1558	);
1256		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
1257	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1258	cf::sync_job {	1589	cf::sync_job {
1259	my %todo;	1590	my %todo;
1260		1591
1261	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1262	next unless -r $path;	1593	next unless -r $path;
…		…
1280		1611
1281	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1282	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1283		1614
1284	$ext{source} =	1615	$ext{source} =
1285	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1286	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1287	. $source	1618	. $source
1288	. "\n};\n1";	1619	. "\n};\n1";
1289		1620
1290	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1291	}	1622	}
1292		1623
		1624	my $pass = 0;
1293	my %done;	1625	my %done;
1294	while (%todo) {	1626	while (%todo) {
1295	my $progress;	1627	my $progress;
1296		1628
		1629	++$pass;
		1630
		1631	ext:
1297	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1298	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1299	goto skip	1634	next ext
1300	unless exists $done{$_};	1635	unless exists $done{$_};
1301	}	1636	}
1302		1637
1303	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1304		1639
1305	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 $@) {
1306	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1307	: "$v->{base}: extension inactive.\n";
1308		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1309	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1310	warn $msg;	1656
1311	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1312	exit 1;	1658	delete $todo{$k};
1313	}	1659	} else {
1314		1660	$done{$k} = delete $todo{$k};
1315	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1316	}	1666	}
1317
1318	$done{$k} = delete $todo{$k};
1319	push @EXTS, $v->{pkg};
1320	$progress = 1;
1321	}	1667	}
1322		1668
1323	skip:	1669	unless ($progress) {
1324	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1325	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1326	}	1679	}
1327	};	1680	};
1328	}	1681	}
1329		1682
1330	#############################################################################	1683	#############################################################################
1331		1684
1332	=back	1685	=back
1333		1686
1334	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1335		1688
1336	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1337		1690
1338	=cut	1691	=cut
1339		1692
1340	package cf::player;	1693	package cf::player;
1341		1694
…		…
1384		1737
1385	sub exists($) {	1738	sub exists($) {
1386	my ($login) = @_;	1739	my ($login) = @_;
1387		1740
1388	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1389	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1390	}	1743	}
1391		1744
1392	sub find($) {	1745	sub find($) {
1393	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1394	my $login = $_[0];	1747	my $login = $_[0];
…		…
1406	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1407	or return;	1760	or return;
1408		1761
1409	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1410	or return;	1763	or return;
		1764
1411	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1412	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1413	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1414	}	1768	}
1415	}	1769	}
1416	}	1770	}
1417		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1418	sub save($) {	1785	sub save($) {
1419	my ($pl) = @_;	1786	my ($pl) = @_;
1420		1787
1421	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1422		1789
…		…
1425		1792
1426	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1427		1794
1428	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1429	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1430		1802
1431	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1432	cf::cede_to_tick;	1804	cf::cede_to_tick;
1433	}	1805	}
1434		1806
…		…
1466	my ($pl) = @_;	1838	my ($pl) = @_;
1467		1839
1468	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1469		1841
1470	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1471	$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
1472		1844
1473	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1474	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1475	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1476	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1477		1853
1478	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1479	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1480	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1518		1894
1519	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1520	my $path = path $login;	1896	my $path = path $login;
1521		1897
1522	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1523	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1525	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1526	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1527	}	1904	}
1528		1905
…		…
1532		1909
1533	\@logins	1910	\@logins
1534	}	1911	}
1535		1912
1536	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1537		1916
1538	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1539	player. May block.	1918	player. May block.
1540		1919
1541	=cut	1920	=cut
…		…
1559	}	1938	}
1560		1939
1561	\@paths	1940	\@paths
1562	}	1941	}
1563		1942
1564	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1565		1944
1566	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1567
1568	=cut
1569
1570	use re 'eval';
1571
1572	my $group;
1573	my $interior; $interior = qr{
1574	# match a pod interior sequence sans C<< >>
1575	(?:
1576	\ (.*?)\ (?{ $group = $^N })
1577	| < (??{$interior}) >
1578	)
1579	}x;
1580
1581	sub expand_cfpod {
1582	my ($self, $pod) = @_;
1583
1584	my $xml;
1585
1586	while () {
1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588	$group = $1;
1589
1590	$group =~ s/&/&amp;/g;
1591	$group =~ s/</&lt;/g;
1592
1593	$xml .= $group;
1594	} elsif ($pod =~ m%\G
1595	([BCGHITU])
1596	<
1597	(?:
1598	([^<>]*) (?{ $group = $^N })
1599	| < $interior >
1600	)
1601	>
1602	%gcsx
1603	) {
1604	my ($code, $data) = ($1, $group);
1605
1606	if ($code eq "B") {
1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608	} elsif ($code eq "I") {
1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610	} elsif ($code eq "U") {
1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612	} elsif ($code eq "C") {
1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614	} elsif ($code eq "T") {
1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616	} elsif ($code eq "G") {
1617	my ($male, $female) = split /\|/, $data;
1618	$data = $self->gender ? $female : $male;
1619	$xml .= expand_cfpod ($self, $data);
1620	} elsif ($code eq "H") {
1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1623	"")
1624	[$self->{hintmode}];
1625	} else {
1626	$xml .= "error processing '$code($data)' directive";
1627	}
1628	} else {
1629	if ($pod =~ /\G(.+)/) {
1630	warn "parse error while expanding $pod (at $1)";
1631	}
1632	last;
1633	}
1634	}
1635
1636	for ($xml) {
1637	# create single paragraphs (very hackish)
1638	s/(?<=\S)\n(?=\w)/ /g;
1639
1640	# compress some whitespace
1641	s/\s+\n/\n/g; # ws line-ends
1642	s/\n\n+/\n/g; # double lines
1643	s/^\n+//; # beginning lines
1644	s/\n+$//; # ending lines
1645	}
1646
1647	$xml
1648	}
1649
1650	no re 'eval';
1651
1652	sub hintmode {
1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1654	$_[0]{hintmode}
1655	}
1656
1657	=item $player->ext_reply ($msgid, @msg)
1658
1659	Sends an ext reply to the player.
1660
1661	=cut
1662
1663	sub ext_reply($$@) {
1664	my ($self, $id, @msg) = @_;
1665
1666	$self->ns->ext_reply ($id, @msg)
1667	}
1668		1946
1669	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1670		1948
1671	Sends an ext event to the client.	1949	Sends an ext event to the client.
1672		1950
…		…
1692		1970
1693	=cut	1971	=cut
1694		1972
1695	sub find_by_path($) {	1973	sub find_by_path($) {
1696	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1697		1977
1698	my ($match, $specificity);	1978	my ($match, $specificity);
1699		1979
1700	for my $region (list) {	1980	for my $region (list) {
1701	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1727	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1728	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1729		2009
1730	sub generate_random_map {	2010	sub generate_random_map {
1731	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1732	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1733	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1741	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1742	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1743	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1744	(cf::region::find $rmp->{region}), $rmp->{custom}
1745	)
1746	}	2016	}
1747		2017
1748	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1749		2019
1750	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
…		…
1755		2025
1756	sub register {	2026	sub register {
1757	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1758	my $pkg = caller;	2028	my $pkg = caller;
1759		2029
1760	no strict;
1761	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1762		2031
1763	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1764	}	2033	}
1765		2034
1766	# also paths starting with '/'	2035	# also paths starting with '/'
1767	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1768		2037
1769	sub thawer_merge {	2038	sub thawer_merge {
1770	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1771		2040
1772	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1777	}	2046	}
1778		2047
1779	sub normalise {	2048	sub normalise {
1780	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1781		2050
1782	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1783		2052
1784	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1785		2054
1786	# map plan:	2055	# map plan:
1787	#	2056	#
…		…
1802	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1803	$path = "$base/$path";	2072	$path = "$base/$path";
1804	}	2073	}
1805		2074
1806	for ($path) {	2075	for ($path) {
1807	redo if s{//}{/};
1808	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1809	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1810	}	2078	}
1811		2079
1812	$path	2080	$path
…		…
1826	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1827	return $self;	2095	return $self;
1828	}	2096	}
1829	}	2097	}
1830		2098
1831	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1832	()	2100	()
1833	}	2101	}
1834		2102
		2103	# may re-bless or do other evil things
1835	sub init {	2104	sub init {
1836	my ($self) = @_;	2105	my ($self) = @_;
1837		2106
1838	$self	2107	$self
1839	}	2108	}
…		…
1858		2127
1859	# the temporary/swap location	2128	# the temporary/swap location
1860	sub save_path {	2129	sub save_path {
1861	my ($self) = @_;	2130	my ($self) = @_;
1862		2131
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1865	}	2134	}
1866		2135
1867	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1868	sub uniq_path {	2137	sub uniq_path {
1869	my ($self) = @_;	2138	my ($self) = @_;
1870		2139
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1873	}
1874
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}	2142	}
1883		2143
1884	sub decay_objects {	2144	sub decay_objects {
1885	my ($self) = @_;	2145	my ($self) = @_;
1886		2146
…		…
1913	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1914		2174
1915	1	2175	1
1916	}	2176	}
1917		2177
		2178	# used to laod the header of an original map
1918	sub load_header_orig {	2179	sub load_header_orig {
1919	my ($self) = @_;	2180	my ($self) = @_;
1920		2181
1921	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1922	}	2183	}
1923		2184
		2185	# used to laod the header of an instantiated map
1924	sub load_header_temp {	2186	sub load_header_temp {
1925	my ($self) = @_;	2187	my ($self) = @_;
1926		2188
1927	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1928	}	2190	}
1929		2191
		2192	# called after loading the header from an instantiated map
1930	sub prepare_temp {	2193	sub prepare_temp {
1931	my ($self) = @_;	2194	my ($self) = @_;
1932		2195
1933	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1934	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1935	# safety	2198	# safety
1936	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1937	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1938	}	2201	}
1939		2202
		2203	# called after loading the header from an original map
1940	sub prepare_orig {	2204	sub prepare_orig {
1941	my ($self) = @_;	2205	my ($self) = @_;
1942		2206
1943	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1944	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1968		2232
1969	sub find;	2233	sub find;
1970	sub find {	2234	sub find {
1971	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1972		2236
		2237	cf::cede_to_tick;
		2238
1973	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1974		2240
1975	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2243
1978	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_find:$path";
1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1982	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1983	or return;	2246	or return;
1984		2247
1985	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1986		2249
…		…
1988	or return;	2251	or return;
1989		2252
1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1991	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1992	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
1993	undef $guard1;	2257	undef $guard1;
1994	undef $guard2;
1995	$map->reset;	2258	$map->reset;
1996	return find $path;	2259	return find $path;
1997	}	2260	}
1998		2261
1999	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
2000	}	2263	}
2001	}	2264	}
2002		2265
2003	sub pre_load { }	2266	sub pre_load { }
2004	sub post_load { }	2267	#sub post_load { } # XS
2005		2268
2006	sub load {	2269	sub load {
2007	my ($self) = @_;	2270	my ($self) = @_;
2008		2271
2009	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2012		2275
2013	{	2276	{
2014	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
2015		2278
2016	return unless $self->valid;	2279	return unless $self->valid;
2017	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
2018
2019	$self->in_memory (cf::MAP_LOADING);
2020		2281
2021	$self->alloc;	2282	$self->alloc;
2022		2283
2023	$self->pre_load;	2284	$self->pre_load;
2024	cf::cede_to_tick;	2285	cf::cede_to_tick;
2025		2286
		2287	if (exists $self->{load_path}) {
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2289	$f->skip_block;
2028	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
2029	or return;	2291	or return;
2030		2292
2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
2032	if delete $self->{load_original};	2294	if delete $self->{load_original};
2033		2295
2034	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2297	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
2037	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
2038	$self->clear_unique_items;	2300	$self->clear_unique_items;
2039	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
2040	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
2041	}	2304	}
2042	}	2305	}
2043	}
2044		2306
2045	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
2046		2314
2047	cf::cede_to_tick;	2315	cf::cede_to_tick;
2048	# now do the right thing for maps	2316	# now do the right thing for maps
2049	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
2050	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
2054	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2323	$self->decay_objects;
2056	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
2057	$self->update_buttons;	2325	$self->update_buttons;
2058	cf::cede_to_tick;	2326	cf::cede_to_tick;
2059	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
2060	cf::cede_to_tick;
2061	$self->activate;
2062	}	2328	}
2063		2329
2064	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
2066
2067	$self->in_memory (cf::MAP_IN_MEMORY);
2068	}	2332	}
2069		2333
2070	$self->post_load;	2334	$self->post_load;
2071	}
2072		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
2073	sub customise_for {	2342	sub customise_for {
2074	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
2075		2344
2076	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2346	if $self->per_player;
…		…
2080	# if $self->per_party;	2349	# if $self->per_party;
2081		2350
2082	$self	2351	$self
2083	}	2352	}
2084		2353
2085	# find and load all maps in the 3x3 area around a map
2086	sub load_neighbours {
2087	my ($map) = @_;
2088
2089	my @neigh; # diagonal neighbours
2090
2091	for (0 .. 3) {
2092	my $neigh = $map->tile_path ($_)
2093	or next;
2094	$neigh = find $neigh, $map
2095	or next;
2096	$neigh->load;
2097
2098	push @neigh,
2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2101	}
2102
2103	for (grep defined $_->[0], @neigh) {
2104	my ($path, $origin) = @$_;
2105	my $neigh = find $path, $origin
2106	or next;
2107	$neigh->load;
2108	}
2109	}
2110
2111	sub find_sync {	2354	sub find_sync {
2112	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2113		2356
2114	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
2115	}	2362	}
2116		2363
2117	sub do_load_sync {	2364	sub do_load_sync {
2118	my ($map) = @_;	2365	my ($map) = @_;
2119		2366
		2367	# it's a bug to call this from the main context
2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2121	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2122		2370
2123	cf::sync_job { $map->load };	2371	$map->load;
2124	}	2372	}
2125		2373
2126	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2127	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2128		2376
2129	sub find_async {	2377	sub find_async {
2130	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2131		2379
2132	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2133		2381
2134	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2136	}	2384	}
2137		2385
2138	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2139		2387
2140	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2154	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2155		2403
2156	()	2404	()
2157	}	2405	}
2158		2406
		2407	# common code, used by both ->save and ->swapout
2159	sub save {	2408	sub _save {
2160	my ($self) = @_;	2409	my ($self) = @_;
2161
2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2163		2410
2164	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2165		2412
2166	return unless $self->dirty;	2413	return unless $self->dirty;
2167		2414
…		…
2176		2423
2177	cf::async {	2424	cf::async {
2178	$Coro::current->{desc} = "map player save";	2425	$Coro::current->{desc} = "map player save";
2179	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2180	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2181		2430
2182	if ($uniq) {	2431	if ($uniq) {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2185	} else {	2434	} else {
2186	$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);
2187	}	2436	}
2188	}	2437	}
2189		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2190	sub swap_out {	2447	sub swap_out {
2191	my ($self) = @_;	2448	my ($self) = @_;
2192		2449
2193	# save first because save cedes
2194	$self->save;
2195
2196	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2197		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2198	return if $self->players;	2454	return if $self->players;
2199	return if $self->in_memory != cf::MAP_IN_MEMORY;	2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2200	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2201		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2202	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2203		2506
2204	$self->deactivate;	2507	$self->deactivate;
2205	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2206	$self->clear;	2509	$self->clear;
2207	}
2208
2209	sub reset_at {
2210	my ($self) = @_;
2211
2212	# TODO: safety, remove and allow resettable per-player maps
2213	return 1e99 if $self->{deny_reset};
2214
2215	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2216	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2217
2218	$time + $to
2219	}
2220
2221	sub should_reset {
2222	my ($self) = @_;
2223
2224	$self->reset_at <= $cf::RUNTIME
2225	}
2226
2227	sub reset {
2228	my ($self) = @_;
2229
2230	my $lock = cf::lock_acquire "map_data:$self->{path}";
2231
2232	return if $self->players;
2233
2234	warn "resetting map ", $self->path;
2235
2236	$self->in_memory (cf::MAP_SWAPPED);
2237
2238	# need to save uniques path
2239	unless ($self->{deny_save}) {
2240	my $uniq = $self->uniq_path; utf8::encode $uniq;
2241
2242	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2243	if $uniq;
2244	}
2245
2246	delete $cf::MAP{$self->path};
2247
2248	$self->deactivate;
2249	$_->clear_links_to ($self) for values %cf::MAP;
2250	$self->clear;
2251		2510
2252	$self->unlink_save;	2511	$self->unlink_save;
2253	$self->destroy;	2512	$self->destroy;
2254	}	2513	}
2255		2514
…		…
2263		2522
2264	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2265		2524
2266	$self->unlink_save;	2525	$self->unlink_save;
2267		2526
2268	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2269	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2270	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2271	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2273		2532
…		…
2322		2581
2323	sub unique_maps() {	2582	sub unique_maps() {
2324	[	2583	[
2325	map {	2584	map {
2326	utf8::decode $_;	2585	utf8::decode $_;
2327	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2328	? normalise $_	2589	: normalise $_
2329	: ()
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2591	]
2332	}	2592	}
2333		2593
2334	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	}
2335		2625
2336	=back	2626	=back
2337		2627
2338	=head3 cf::object	2628	=head3 cf::object
2339		2629
…		…
2343		2633
2344	=over 4	2634	=over 4
2345		2635
2346	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2347		2637
2348	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.
2349		2640
2350	=cut	2641	=cut
2351		2642
2352	sub inv_recursive_;	2643	sub inv_recursive_;
2353	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2358	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2359	}	2650	}
2360		2651
2361	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2362		2653
2363	creates and returns a persistent reference to an objetc that can be stored as a string.	2654	Creates and returns a persistent reference to an object that can be stored as a string.
2364		2655
2365	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2366		2657
2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2368	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2400	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
2401	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2402		2693
2403	=cut	2694	=cut
2404		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
		2709
2405	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2406	# with dialog boxes.	2711	# with dialog boxes.
2407	#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
2408	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2409	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2420	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2422		2727
2423	} else {	2728	} else {
2424	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2425	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2426	}	2731	}
2427	}	2732	}
2428	}	2733	}
2429		2734
2430	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2455		2760
2456	=item $player_object->enter_link	2761	=item $player_object->enter_link
2457		2762
2458	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}>).
2459		2764
2460	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.
2461	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.
2462		2769
2463	Will never block.	2770	Will never block.
2464		2771
2465	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2466		2773
…		…
2486	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2794	my ($self) = @_;
2488		2795
2489	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2490		2797
		2798	++$self->{_link_recursion};
		2799
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2801
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2495		2804
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2806	}
2498		2807
2499	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2501		2810
…		…
2518	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2520		2829
2521	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2524		2833
2525	$map->load;	2834	$map->load;
2526	$map->load_neighbours;
2527		2835
2528	return unless $self->contr->active;	2836	return unless $self->contr->active;
2529	$self->activate_recursive;
2530		2837
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2533	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2534		2845
		2846	}
		2847
2535	=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)]])
2536		2849
2537	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
2538	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2539	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
2540	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
2541	be called at the end of this process.	2854	be called at the end of this process.
2542		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
2543	=cut	2859	=cut
2544		2860
2545	our $GOTOGEN;	2861	our $GOTOGEN;
2546		2862
2547	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
		2865
		2866	if ($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	}
2549		2871
2550	# 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
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2874
2553	$self->enter_link;	2875	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2574	}	2896	}
2575	}	2897	}
2576		2898
2577	my $map = eval {	2899	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2901
2580	if ($map) {	2902	if ($map) {
2581	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2905	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2907	}
2586		2908
2587	$map	2909	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2598	}	2920	}
2599		2921
2600	$done->() if $done;	2922	$done->($self) if $done;
2601	})->prio (1);	2923	})->prio (1);
2602	}	2924	}
2603		2925
2604	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2605		2927
…		…
2625	}	2947	}
2626		2948
2627	sub prepare_random_map {	2949	sub prepare_random_map {
2628	my ($exit) = @_;	2950	my ($exit) = @_;
2629		2951
2630	my $guard = cf::lock_acquire "exit_prepare:$exit";
2631
2632	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2633	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2634	# that depends on the exit object	2954	# that depends on the exit object
2635		2955
2636	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2638	if ($exit->map) {	2958	if ($exit->map) {
2639	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2640	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2641	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2642	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2643	}	2965	}
2644		2966
2645	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2646		2968
2647	my $data = cf::encode_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2648	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2649	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2650		2972
2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2652	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2653	undef $fh;	2975	undef $fh;
2654	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2655		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2656	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2657	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2658	}	2984	}
2659	}	2985	}
2660		2986
2661	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2662	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2663		2989
2664	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2665		2991
2666	if ($exit->slaying eq "/!") {
2667	#TODO: this should de-fi-ni-te-ly not be a sync-job
2668	# the problem is that $exit might not survive long enough
2669	# so it needs to be done right now, right here
2670	cf::sync_job { prepare_random_map $exit };
2671	}
2672
2673	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2674	my $hp = $exit->stats->hp;
2675	my $sp = $exit->stats->sp;
2676
2677	$self->enter_link;	2992	$self->enter_link;
2678		2993
2679	# if exit is damned, update players death & WoR home-position
2680	$self->contr->savebed ($slaying, $hp, $sp)
2681	if $exit->flag (FLAG_DAMNED);
2682
2683	(async {	2994	(async {
2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2995	$Coro::current->{desc} = "enter_exit";
2685		2996
2686	$self->deactivate_recursive; # just to be sure
2687	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
2688	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2689		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
2690	1;	3033	1
2691	}) {	3034	}) {
2692	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2693	. "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. "
2694	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2695	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2696		3039
2697	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2698	$self->leave_link;	3041	$self->leave_link;
2699	}	3042	}
2700	})->prio (1);	3043	})->prio (1);
2701	}	3044	}
2702		3045
…		…
2714	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2715	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2716		3059
2717	utf8::encode $text;	3060	utf8::encode $text;
2718	$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);
2719	}	3087	}
2720		3088
2721	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2722		3090
2723	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
…		…
2727		3095
2728	=cut	3096	=cut
2729		3097
2730	# non-persistent channels (usually the info channel)	3098	# non-persistent channels (usually the info channel)
2731	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2732	"c/identify" => {	3106	"c/identify" => {
2733	id => "infobox",	3107	id => "infobox",
2734	title => "Identify",	3108	title => "Identify",
2735	reply => undef,	3109	reply => undef,
2736	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
…		…
2738	"c/examine" => {	3112	"c/examine" => {
2739	id => "infobox",	3113	id => "infobox",
2740	title => "Examine",	3114	title => "Examine",
2741	reply => undef,	3115	reply => undef,
2742	tooltip => "Signs and other items you examined",	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",
2743	},	3123	},
2744	"c/book" => {	3124	"c/book" => {
2745	id => "infobox",	3125	id => "infobox",
2746	title => "Book",	3126	title => "Book",
2747	reply => undef,	3127	reply => undef,
…		…
2763	id => "infobox",	3143	id => "infobox",
2764	title => "Body Parts",	3144	title => "Body Parts",
2765	reply => undef,	3145	reply => undef,
2766	tooltip => "Shows which body parts you posess and are available",	3146	tooltip => "Shows which body parts you posess and are available",
2767	},	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	},
2768	"c/uptime" => {	3184	"c/uptime" => {
2769	id => "infobox",	3185	id => "infobox",
2770	title => "Uptime",	3186	title => "Uptime",
2771	reply => undef,	3187	reply => undef,
2772	tooltip => "How long the server has been running since last restart",	3188	tooltip => "How long the server has been running since last restart",
…		…
2775	id => "infobox",	3191	id => "infobox",
2776	title => "Map Info",	3192	title => "Map Info",
2777	reply => undef,	3193	reply => undef,
2778	tooltip => "Information related to the maps",	3194	tooltip => "Information related to the maps",
2779	},	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" => $CHAT_CHANNEL,
2780	);	3210	);
2781		3211
2782	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2783	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2784		3214
2785	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2786		3217
2787	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2788		3219
2789	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2790	if ($CHANNEL{$channel}) {	3221	if ($CHANNEL{$channel}) {
2791	$channel = $CHANNEL{$channel};	3222	$channel = $CHANNEL{$channel};
2792		3223
2793	$self->ext_msg (channel_info => $channel)	3224	$self->ext_msg (channel_info => $channel);
2794	if $self->can_msg;
2795
2796	$channel = $channel->{id};	3225	$channel = $channel->{id};
2797		3226
2798	} elsif (ref $channel) {	3227	} elsif (ref $channel) {
2799	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2800	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2801	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2802	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804	}	3232	}
2805		3233
2806	$channel = $channel->{id};	3234	$channel = $channel->{id};
2807	}	3235	}
2808		3236
2809	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2810		3238
2811	if ($self->can_msg) {
2812	# default colour, mask it out	3239	# default colour, mask it out
2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2814	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2815		3242
2816	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2818	} else {	3246	);
2819	if ($color >= 0) {
2820	# replace some tags by gcfclient-compatible ones
2821	for ($msg) {
2822	1 while
2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2828	}
2829		3247
2830	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2831
2832	utf8::encode $msg;
2833
2834	if (0 && $msg =~ /\[/) {
2835	# COMMAND/INFO
2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2837	} else {
2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2839	$self->send_packet ("drawinfo $color $msg")
2840	}
2841	}
2842	}
2843	}	3249	}
2844		3250
2845	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2846		3252
2847	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2849	=cut	3255	=cut
2850		3256
2851	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2852	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2853		3259
2854	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2856	} elsif ($self->extcmd == 1) { # TODO: remove
2857	push @msg, msgtype => "event_$type";
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2859	}
2860	}
2861
2862	=item $client->ext_reply ($msgid, @msg)
2863
2864	Sends an ext reply to the client.
2865
2866	=cut
2867
2868	sub cf::client::ext_reply($$@) {
2869	my ($self, $id, @msg) = @_;
2870
2871	if ($self->extcmd == 2) {
2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2873	} elsif ($self->extcmd == 1) {
2874	#TODO: version 1, remove
2875	unshift @msg, msgtype => "reply", msgid => $id;
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2877	}
2878	}	3261	}
2879		3262
2880	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2881		3264
2882	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2937	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2938		3321
2939	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2940		3323
2941	if (ref $msg) {	3324	if (ref $msg) {
2942	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2943	"ARRAY" eq ref $msg
2944	? @$msg
2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2946		3326
2947	my @reply;
2948
2949	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}) {
2950	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2951	}	3345	}
2952
2953	$ns->ext_reply ($reply, @reply)
2954	if $reply;
2955
2956	} else {	3346	} else {
2957	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";
2958	}	3348	}
2959		3349
2960	cf::override;	3350	cf::override;
2961	},	3351	},
2962	);	3352	);
…		…
2982		3372
2983	$coro	3373	$coro
2984	}	3374	}
2985		3375
2986	cf::client->attach (	3376	cf::client->attach (
2987	on_destroy => sub {	3377	on_client_destroy => sub {
2988	my ($ns) = @_;	3378	my ($ns) = @_;
2989		3379
2990	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2991	},	3381	},
2992	);	3382	);
…		…
3008	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
3009		3399
3010	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
3011		3401
3012	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
3013	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
3014	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
3015	sort time	3405	sort time
3016	));	3406	));
3017		3407
3018	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
3021		3411
3022	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
3023		3413
3024	cf::object	3414	cf::object
3025	contr pay_amount pay_player map x y force_find force_add destroy	3415	contr pay_amount pay_player map x y force_find force_add destroy
3026	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
3027		3418
3028	cf::object::player	3419	cf::object::player
3029	player	3420	player
3030		3421
3031	cf::player	3422	cf::player
…		…
3036		3427
3037	=cut	3428	=cut
3038		3429
3039	for (	3430	for (
3040	["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
3041	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
3042	decrease_ob_nr destroy)],	3433	decrease split destroy change_exp value msg lore send_msg)],
3043	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
3044	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
3045	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
3046	) {	3437	) {
3047	no strict 'refs';
3048	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
3049	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3050	for @funs;	3440	for @funs;
3051	}	3441	}
3052		3442
…		…
3067		3457
3068	my $qcode = $code;	3458	my $qcode = $code;
3069	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3070	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
3071		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
3072	local $_;	3465	local $_;
3073	local @safe::cf::_safe_eval_args = values %vars;
3074		3466
3075	my $eval =	3467	my $eval =
3076	"do {\n"	3468	"do {\n"
3077	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3078	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
3079	. $code	3471	. $code
3080	. "\n}"	3472	. "\n}"
3081	;	3473	;
3082		3474
		3475	if ($CFG{safe_eval}) {
3083	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
3084	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3085	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	}
3086		3484
3087	if ($@) {	3485	if ($@) {
3088	warn "$@";	3486	warn "$@",
3089	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
3090	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
3091	}	3489	}
3092		3490
3093	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
3094	}	3492	}
3095		3493
…		…
3109	=cut	3507	=cut
3110		3508
3111	sub register_script_function {	3509	sub register_script_function {
3112	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
3113		3511
3114	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
3115	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
3116	}	3514	}
3117		3515
3118	=back	3516	=back
3119		3517
3120	=cut	3518	=cut
3121		3519
3122	#############################################################################	3520	#############################################################################
3123	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
3124		3546
3125	sub load_facedata($) {	3547	sub load_facedata($) {
3126	my ($path) = @_;	3548	my ($path) = @_;
3127		3549
3128	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3551	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3131		3553
3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3133		3555
3134	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3135		3557
3136	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3137	0 < aio_load $path, $facedata
3138	or die "$path: $!";
3139
3140	$facedata = Coro::Storable::thaw $facedata;
3141		3559
3142	$facedata->{version} == 2	3560	$facedata->{version} == 2
3143	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3144		3562
3145	# patch in the exptable
3146	$facedata->{resource}{"res/exp_table"} = {
3147	type => FT_RSRC,
3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3149	};
3150	cf::cede_to_tick;	3563	cf::cede_to_tick;
3151		3564
3152	{	3565	{
3153	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3154		3567
3155	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157		3571
3158	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3159	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3162		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3163	cf::cede_to_tick;	3579	cf::cede_to_tick;
3164	}	3580	}
3165		3581
3166	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3167	next unless $info->{smooth};	3583	next unless $info->{smooth};
…		…
3171		3587
3172	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3173	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3175	} else {	3591	} else {
3176	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3177	}	3593	}
3178		3594
3179	cf::cede_to_tick;	3595	cf::cede_to_tick;
3180	}	3596	}
3181	}	3597	}
3182		3598
3183	{	3599	{
3184	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3185		3601
3186	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3187	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3188	cf::cede_to_tick;	3604	cf::cede_to_tick;
3189	}	3605	}
3190		3606
3191	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3192	}	3608	}
3193		3609
3194	{	3610	{
3195	# TODO: for gcfclient pleasure, we should give resources
3196	# that gcfclient doesn't grok a >10000 face index.
3197	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3198		3612
3199	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
3200	if (defined $info->{type}) {	3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3202	my $data;
3203		3617
3204	if ($info->{type} & 1) {
3205	# prepend meta info
3206
3207	my $meta = $enc->encode ({
3208	name => $name,
3209	%{ $info->{meta} || {} },
3210	});
3211
3212	$data = pack "(w/a*)*", $meta, $info->{data};
3213	} else {
3214	$data = $info->{data};
3215	}
3216
3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218	cf::face::set_type $idx, $info->{type};	3618	cf::face::set_type $idx, $type;
		3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3621	$FACEHASH{$info->{hash}} = $idx;#d#
3219	} else {	3622	} else {
3220	$RESOURCE{$name} = $info;	3623	# $RESOURCE{$name} = $info; # unused
3221	}	3624	}
3222		3625
3223	cf::cede_to_tick;	3626	cf::cede_to_tick;
3224	}	3627	}
3225	}	3628	}
3226		3629
3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3228		3631
3229	1	3632	1
3230	}	3633	}
3231
3232	cf::global->attach (on_resource_update => sub {
3233	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3234	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3235
3236	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3237	my $sound = $soundconf->{compat}[$_]
3238	or next;
3239
3240	my $face = cf::face::find "sound/$sound->[1]";
3241	cf::sound::set $sound->[0] => $face;
3242	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3243	}
3244
3245	while (my ($k, $v) = each %{$soundconf->{event}}) {
3246	my $face = cf::face::find "sound/$v";
3247	cf::sound::set $k => $face;
3248	}
3249	}
3250	});
3251		3634
3252	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
3253	my ($ns, $want) = @_;	3636	my ($ns, $want) = @_;
3254		3637
3255	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3256	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3257	}	3640	}
3258	};	3641	};
		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
3259		3665
3260	sub reload_regions {	3666	sub reload_regions {
3261	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3262	# for this (global event?)	3668	# for this (global event?)
3263	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3277	}	3683	}
3278		3684
3279	sub reload_archetypes {	3685	sub reload_archetypes {
3280	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3281	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3282	#d# NEED to laod twice to resolve forward references	3688
3283	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3284	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3285	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3286	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	);
3287	}	3697	}
3288		3698
3289	sub reload_treasures {	3699	sub reload_treasures {
3290	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3291	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3292	}	3702	}
3293		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
3294	sub reload_resources {	3724	sub reload_resources {
3295	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3296		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3297	reload_regions;	3732	reload_regions;
3298	reload_facedata;
3299	#reload_archetypes;#d#
3300	reload_archetypes;
3301	reload_treasures;	3733	reload_treasures;
3302		3734
3303	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3304	}
3305
3306	sub init {
3307	reload_resources;
3308	}	3736	}
3309		3737
3310	sub reload_config {	3738	sub reload_config {
3311	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3312	or return;
3313		3740
3314	local $/;	3741	my $config = load_file "$CONFDIR/config";
3315	*CFG = YAML::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3316		3744
3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3318		3746
3319	$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};
3320	$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};
3321		3749
3322	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3326	};	3754	};
3327	warn $@ if $@;	3755	warn $@ if $@;
3328	}	3756	}
3329	}	3757	}
3330		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
3331	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
3332	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3333	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3334	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#
3335	(async {	3800	(async {
3336	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3337	EV::loop EV::LOOP_ONESHOT;	3802	EV::loop EV::LOOP_ONESHOT;
3338	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3339	};	3804	};
3340		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
3341	reload_config;	3820	reload_config;
3342	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3343	load_extensions;	3830	load_extensions;
3344		3831
3345	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3833
3347	EV::loop;	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;
3348	}	3849	}
3349		3850
3350	#############################################################################	3851	#############################################################################
3351	# initialisation and cleanup	3852	# initialisation and cleanup
3352		3853
3353	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3354	BEGIN {	3855	BEGIN {
3355	our %SIGWATCHER = ();	3856	our %SIGWATCHER = ();
3356	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3358	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3359	};	3860	};
3360	}	3861	}
3361	}	3862	}
3362		3863
3363	sub write_runtime {	3864	sub write_runtime_sync {
3364	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3365		3866
3366	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3367	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3368		3869
3369	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3370		3871
3371	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3372		3873
3373	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3374	or return;	3875	or return;
3375		3876
3376	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3377	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3378	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3388	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3389		3890
3390	close $fh	3891	close $fh
3391	or return;	3892	or return;
3392		3893
3393	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3394	and return;	3895	and return;
3395		3896
3396	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3397		3898
3398	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 };
3399	}	3950	}
3400		3951
3401	sub emergency_save() {	3952	sub emergency_save() {
3402	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3403		3954
3404	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;
3405		3961
3406	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3407	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3408	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3409	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3410	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3411	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3412	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3413	$pl->valid or next;	3971	$pl->valid or next;
3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3415	$pl->save;	3973	$pl->save;
3416	}	3974	}
3417	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3418		3976
3419	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";
3420	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3421	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3422	$map->valid or next;	3982	$map->valid or next;
3423	$map->save;	3983	$map->save;
3424	}	3984	}
3425	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3426		3986
3427	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";
3428	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3429	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
3430	};	4015	};
3431		4016
3432	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3433	}	4018	}
3434		4019
3435	sub post_cleanup {	4020	sub post_cleanup {
3436	my ($make_core) = @_;	4021	my ($make_core) = @_;
3437		4022
		4023	IO::AIO::flush;
		4024
3438	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3439	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	}
3440	}	4055	}
3441		4056
3442	sub do_reload_perl() {	4057	sub do_reload_perl() {
3443	# can/must only be called in main	4058	# can/must only be called in main
3444	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3445	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3446	return;	4061	return;
3447	}	4062	}
3448		4063
3449	warn "reloading...";	4064	return if $RELOAD++;
3450		4065
3451	warn "entering sync_job";	4066	my $t1 = AE::time;
3452		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3453	cf::sync_job {	4074	cf::sync_job {
3454	cf::write_runtime; # external watchdog should not bark
3455	cf::emergency_save;	4075	#cf::emergency_save;
3456	cf::write_runtime; # external watchdog should not bark
3457		4076
3458	warn "syncing database to disk";
3459	BDB::db_env_txn_checkpoint $DB_ENV;
3460
3461	# if anything goes wrong in here, we should simply crash as we already saved
3462
3463	warn "flushing outstanding aio requests";
3464	for (;;) {
3465	BDB::flush;
3466	IO::AIO::flush;
3467	Coro::cede_notself;
3468	last unless IO::AIO::nreqs || BDB::nreqs;
3469	warn "iterate...";
3470	}
3471
3472	++$RELOAD;
3473
3474	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3475	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3476	%EXT_CORO = ();	4079	%EXT_CORO = ();
3477		4080
3478	warn "removing commands";	4081	trace "perl_reload: removing commands";
3479	%COMMAND = ();	4082	%COMMAND = ();
3480		4083
3481	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3482	%EXTCMD = ();	4085	%EXTCMD = ();
3483	%EXTICMD = ();	4086	%EXTICMD = ();
3484		4087
3485	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3486	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3487	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3488		4091
3489	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3490	eval {	4093	eval {
3491	$cb->($pkg);	4094	$cb->($pkg);
3492	1	4095	1
3493	} 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;
3494	}	4101	}
3495		4102
3496	warn "... nuking $pkg";
3497	Symbol::delete_package $pkg;
3498	}
3499
3500	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3501	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3502	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3503		4106
3504	warn "... unloading $k";	4107	trace "... unloading $k";
3505	delete $INC{$k};	4108	delete $INC{$k};
3506		4109
3507	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3508	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3509		4112
3510	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3511	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3512	}	4118	}
3513		4119
3514	Symbol::delete_package $k;
3515	}
3516
3517	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3518	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3519	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);
3520		4123
3521	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3522	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3523	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3524		4127
3525	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3526	# and global variables created in xs	4129	# and global variables created in xs
3527	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3528		4131
3529	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3530		4133
3531	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3532	require cf;	4135	require cf;
3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3534		4137
3535	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3536	cf::reload_config;	4139	cf::reload_config;
3537		4140
3538	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3539	cf::load_extensions;	4142	cf::load_extensions;
3540		4143
		4144	if ($REATTACH_ON_RELOAD) {
3541	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3542	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3543	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3544	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3545	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3546	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3547		4152
3548	warn "leaving sync_job";	4153	cf::_post_init 1;
3549		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3550	1	4157	1
3551	} or do {	4158	} or do {
3552	warn $@;	4159	error $@;
3553	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3554	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3555	};	4164	}
3556		4165
3557	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3558	};	4168	};
3559		4169
3560	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3561		4171
3562	sub reload_perl() {	4172	sub reload_perl() {
3563	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3564	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3565		4175
		4176	$RELOAD_WATCHER ||= cf::async {
		4177	Coro::AIO::aio_wait cache_extensions;
		4178
3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3567	do_reload_perl;	4180	do_reload_perl;
3568	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
		4182	};
3569	};	4183	};
3570	}	4184	}
3571		4185
3572	register_command "reload" => sub {	4186	register_command "reload" => sub {
3573	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
…		…
3579	reload_perl;	4193	reload_perl;
3580	};	4194	};
3581	}	4195	}
3582	};	4196	};
3583		4197
3584	unshift @INC, $LIBDIR;	4198	#############################################################################
3585		4199
3586	my $bug_warning = 0;	4200	my $bug_warning = 0;
3587		4201
3588	our @WAIT_FOR_TICK;
3589	our @WAIT_FOR_TICK_BEGIN;
3590
3591	sub wait_for_tick {	4202	sub wait_for_tick() {
3592	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3593	return if $Coro::current == $Coro::main;
3594		4204
3595	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3596	push @WAIT_FOR_TICK, $signal;
3597	$signal->wait;
3598	}	4206	}
3599		4207
3600	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3601	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3602	return if $Coro::current == $Coro::main;
3603		4210
3604	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3605	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3606	$signal->wait;	4213	$signal->wait;
3607	}	4214	}
3608		4215
3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4216	sub tick {
3610	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3612	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3613	return;	4220	return;
3614	}	4221	}
3615		4222
3616	$NOW = $tick_start = EV::now;	4223	cf::one_tick; # one server iteration
3617		4224
3618	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3619
3620	$RUNTIME += $TICK;
3621	$NEXT_TICK = $_[0]->at;
3622		4226
3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3625	Coro::async_pool {	4229	Coro::async_pool {
3626	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3627	write_runtime	4231	write_runtime_sync
3628	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3629	};	4233	};
3630	}	4234	}
3631		4235
3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3633	$sig->send;	4237	$sig->send;
3634	}	4238	}
3635	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3636	$sig->send;
3637	}
3638		4240
3639	$LOAD = ($NOW - $tick_start) / $TICK;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3641		4243
3642	_post_tick;	4244	if (0) {
3643	};	4245	if ($NEXT_TICK) {
3644	$TICK_WATCHER->priority (EV::MAXPRI);	4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
		4250	}
		4251	}
3645		4252
3646	{	4253	{
3647	# configure BDB	4254	# configure BDB
		4255	info "initialising database";
3648		4256
3649	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3650	BDB::max_poll_reqs $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3651	$Coro::BDB::WATCHER->priority (1);	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3652		4260
3653	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	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;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4268
3660	cf::sync_job {	4269	cf::sync_job {
3661	eval {	4270	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4290	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4293	};
		4294
		4295	info "database initialised";
3685	}	4296	}
3686		4297
3687	{	4298	{
3688	# configure IO::AIO	4299	# configure IO::AIO
3689		4300
		4301	info "initialising aio";
3690	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3692	$Coro::AIO::WATCHER->priority (1);	4304	undef $AnyEvent::AIO::WATCHER;
		4305	info "aio initialised";
3693	}	4306	}
3694		4307
3695	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3696		4310
3697	sub _log_backtrace {	4311	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3699		4313
3700	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3701		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3705	async {	4324	async {
3706	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3707		4326
3708	my @bt = fork_call {	4327	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4339	}
3721		4340
3722	@funcs	4341	@funcs
3723	};	4342	};
3724		4343
3725	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4347	--$_log_backtrace;
3728	};	4348	};
3729	} else {	4349	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4352	}
3733	}	4353	}
3734		4354
3735	# load additional modules	4355	# load additional modules
3736	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3737		4358
3738	END { cf::emergency_save }	4359	END { cf::emergency_save }
3739		4360
3740	1	4361	1
3741		4362

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