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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.398 by root, Wed Dec 5 11:08:34 2007 UTC vs.
Revision 1.604 by root, Thu Nov 15 07:08:08 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;	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 4.1 ();	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;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		81
48	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;
49		85
50	our %COMMAND = ();	86	our %COMMAND = ();
51	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
52		88
53	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
55	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
58		96
59	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
61		101
62	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
63	our $DATADIR = datadir;	104	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
67	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
73		125
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	128	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		130
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	134	our $DB_ENV;
87		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
88	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
89		140
90	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
92		145
93	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
96		149
97	# 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 ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		152
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
102	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
103		165
104	binmode STDOUT;	166	binmode STDOUT;
105	binmode STDERR;	167	binmode STDERR;
106		168
107	# read virtual server time, if available	169	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
112	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
113		177
114	mkdir $_	178	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		180
117	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
118		182
119	sub cf::map::normalise;	183	sub cf::map::normalise;
120		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
121	#############################################################################	189	#############################################################################
122		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
123	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
124		203
125	=over 4	204	=over 4
126		205
127	=item $cf::UPTIME	206	=item $cf::UPTIME
128		207
129	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.
130		224
131	=item $cf::RUNTIME	225	=item $cf::RUNTIME
132		226
133	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
134	every server tick.	228	every server tick.
135		229
136	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
137	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
138	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
139		233
140	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
141	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
142	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
143	database environment.	237	database environment.
144		238
145	=item $cf::NOW
146
147	The time of the last (current) server tick.
148
149	=item $cf::TICK
150
151	The interval between server ticks, in seconds.
152
153	=item $cf::LOADAVG	239	=item $cf::LOADAVG
154		240
155	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
156	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
157	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
165	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
166	from wherever your confdir points to.	252	from wherever your confdir points to.
167		253
168	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
169		255
170	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
171	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
173		277
174	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
175		279
176	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
177	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178	that call.	282	that call.
179		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
180	=back	290	=back
181		291
182	=cut	292	=cut
183		293
184	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
185	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
186	my $msg = join "", @_;	301	my $msg = join "", @_;
187		302
188	$msg .= "\n"	303	$msg .= "\n"
189	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
190		305
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		307
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$EV::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
251	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
265		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
277	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		537
292	sub lock_wait($) {	538	sub lock_wait($) {
293	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	540	}
306		541
307	sub lock_acquire($) {	542	sub lock_acquire($) {
308	my ($key) = @_;	543	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	544	}
322		545
323	sub lock_active($) {	546	sub lock_active($) {
324	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	548	}
328		549
329	sub freeze_mainloop {	550	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
331		552
332	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	554	}
338		555
339	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
340		557
341	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	559	get spread over time.
343		560
344	=cut	561	=cut
345		562
346	sub periodic($$) {	563	sub periodic($$) {
347	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
351	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
352	}	569	}
353		570
354	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
355		572
356	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
357	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
358	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
359		580
360	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
361	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
362		583
363	Useful for short background jobs.	584	Useful for short background jobs.
364		585
365	=cut	586	=cut
366		587
367	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
369		591
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
373		595
374	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
375		598
376	while () {	599	while () {
377	next_job:	600	next_job:
		601
378	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	603
380	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	608	$job->[2]->send;
384	Coro::cede;	609	Coro::cede;
385	goto next_job;	610	goto next_job;
386	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	613	}
388	}	614	}
389		615
390	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
391	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
392	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
393	$signal->wait;
394	} else {	619	} else {
		620	$busy = 0;
395	Coro::schedule;	621	Coro::schedule;
396	}	622	}
397	}	623	}
398	};	624	};
399		625
400	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
401	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
402		630
403	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
404	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
405		634
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
434	=cut	663	=cut
435		664
436	sub sync_job(&) {	665	sub sync_job(&) {
437	my ($job) = @_;	666	my ($job) = @_;
438		667
439	if ($Coro::current == $Coro::main) {	668	if (in_main) {
440	my $time = EV::time;	669	my $time = AE::time;
441		670
442	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
444		673
445	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
446		675
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
450		677
451	my $busy = 1;	678	my $busy = 1;
452	my @res;	679	my @res;
453		680
454	(async {	681	(async {
455	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
456	@res = eval { $job->() };	683	@res = eval { $job->() };
457	warn $@ if $@;	684	error $@ if $@;
458	undef $busy;	685	undef $busy;
459	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
460		687
461	while ($busy) {	688	while ($busy) {
462	if (Coro::nready) {	689	if (Coro::nready) {
…		…
464	} else {	691	} else {
465	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
466	}	693	}
467	}	694	}
468		695
469	$time = EV::time - $time;	696	my $time = AE::time - $time;
470		697
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
475		699
476	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
477	} else {	701	} else {
478	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
479		703
…		…
499	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
500		724
501	$coro	725	$coro
502	}	726	}
503		727
504	=item fork_call { }, $args	728	=item fork_call { }, @args
505		729
506	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
507	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
508	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
509	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
510		734
511	=cut	735	=cut
512		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
513	sub fork_call(&@) {	741	sub fork_call(&@) {
514	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
515		743
516	# we seemingly have to make a local copy of the whole thing,
517	# otherwise perl prematurely frees the stuff :/
518	# TODO: investigate and fix (likely this will be rather laborious)
519
520	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
521	reset_signals;	745	cf::post_fork;
522	&$cb	746	&$cb
523	}, @args;	747	} @args;
524		748
525	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
526	}	788	}
527		789
528	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
529		791
530	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
540	within each server.	802	within each server.
541		803
542	=cut	804	=cut
543		805
544	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
545	my ($name) = @_;	810	my ($name) = @_;
546	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
547		812
548	eval {	813	eval {
549	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
559	}	824	}
560		825
561	our $DB;	826	our $DB;
562		827
563	sub db_init {	828	sub db_init {
564	cf::sync_job {
565	$DB ||= db_table "db";	829	$DB ||= db_table "db";
566	};
567	}	830	}
568		831
569	sub db_get($$) {	832	sub db_get($$) {
570	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
571		834
572	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
573	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
574		839
575	$! ? ()	840	$! ? ()
576	: $data	841	: $data
577	}
578	}	842	}
579		843
580	sub db_put($$$) {	844	sub db_put($$$) {
581	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
582	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
610		874
611	my @data;	875	my @data;
612	my $md5;	876	my $md5;
613		877
614	for (0 .. $#$src) {	878	for (0 .. $#$src) {
615	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
616	or Carp::croak "$src->[$_]: $!";
617	}	880	}
618		881
619	# if processing is expensive, check	882	# if processing is expensive, check
620	# checksum first	883	# checksum first
621	if (1) {	884	if (1) {
…		…
634		897
635	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
636	}	899	}
637	}	900	}
638		901
639	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
640	my $data = $process->(\@data);	903	my $data = $process->(\@data);
641	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
642		905
643	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
644		907
645	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
646	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
647	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
648		911
…		…
658		921
659	=cut	922	=cut
660		923
661	sub datalog($@) {	924	sub datalog($@) {
662	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
663	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
664	}	927	}
665		928
666	=back	929	=back
667		930
668	=cut	931	=cut
669		932
670	#############################################################################	933	#############################################################################
671		934
672	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
673		936
674	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
677		940
678	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
730		993
731	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
733		996
734	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
736		999
737	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
738		1001
739	=over 4	1002	=over 4
…		…
863		1126
864	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
865	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
866		1129
867	} elsif (ref $type) {	1130	} elsif (ref $type) {
868	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
869		1132
870	} else {	1133	} else {
871	shift @arg;	1134	shift @arg;
872	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
873	}	1136	}
874	}	1137	}
875	}	1138	}
876		1139
877	sub _object_attach {	1140	sub _object_attach {
…		…
887	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
888	}	1151	}
889		1152
890	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
891	} else {	1154	} else {
892	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
893	}	1156	}
894		1157
895	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
896	}	1159	}
897		1160
…		…
956		1219
957	for (@$callbacks) {	1220	for (@$callbacks) {
958	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
959		1222
960	if ($@) {	1223	if ($@) {
961	warn "$@";
962	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
963	override;	1225	override;
964	}	1226	}
965		1227
966	return 1 if $override;	1228	return 1 if $override;
967	}	1229	}
968		1230
969	0	1231	0
970	}	1232	}
971		1233
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1235
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1237
976	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
977		1239
…		…
1030		1292
1031	sub reattach {	1293	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1295	my ($obj) = @_;
1034		1296
		1297	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1299
1037	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1038		1301
1039	@$registry = ();	1302	@$registry = ();
1040		1303
…		…
1045	for (@$attach) {	1308	for (@$attach) {
1046	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1047	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1048	}	1311	}
1049	} else {	1312	} else {
1050	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1051	}	1314	}
1052	}	1315	}
1053	}	1316	}
1054		1317
1055	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1082	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1083		1346
1084	sync_job {	1347	sync_job {
1085	if (length $$rdata) {	1348	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1089		1353
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1094	close $fh;	1361	aio_close $fh;
1095		1362
1096	if (@$objs) {	1363	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1102	close $fh;	1372	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1374	}
1105	} else {	1375	} else {
1106	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1107	}	1377	}
1108		1378
1109	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1383	} else {
1111	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1112	}	1385	}
1113	} else {	1386	} else {
1114	aio_unlink $filename;	1387	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1116	}	1389	}
…		…
1140	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1141	$av = $st->{objs};	1414	$av = $st->{objs};
1142	}	1415	}
1143		1416
1144	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1147		1421
1148	($data, $av)	1422	($data, $av)
1149	}	1423	}
1150		1424
1151	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1155	=cut	1429	=cut
1156		1430
1157	#############################################################################	1431	#############################################################################
1158	# command handling &c	1432	# command handling &c
1159		1433
1160	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1161		1435
1162	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1163	$name.	1437	$name.
1164		1438
1165	=cut	1439	=cut
…		…
1171	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1172		1446
1173	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1174	}	1448	}
1175		1449
1176	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1177		1451
1178	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1179	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1180	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1181	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1182	has logged in successfully.	1456	has logged in successfully.
1183		1457
1184	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1185	called.
1186		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1187	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1188		1466
1189	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1190	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1191	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1192	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1193	log-in.	1471	log-in.
1194		1472
1195	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1196	called.
1197		1474
1198	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1199		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1200	sub register_extcmd {	1482	sub register_extcmd($$) {
1201	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1202		1484
1203	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1204	}	1486	}
1205		1487
1206	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1207	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1208		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1209	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1210	}	1498	}
1211		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1212	cf::player->attach (	1508	cf::player->attach (
1213	on_command => sub {	1509	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1215		1511
1216	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1217	or return;	1513	or return;
1218		1514
…		…
1226	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1227		1523
1228	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1229		1525
1230	if (ref $msg) {	1526	if (ref $msg) {
1231	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1232	"ARRAY" eq ref $msg
1233	? @$msg
1234	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1235		1528
1236	my @reply;
1237
1238	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1239	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1240	}	1547	}
1241		1548
1242	$pl->ext_reply ($reply, @reply)
1243	if $reply;
1244
1245	} else {	1549	} else {
1246	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1247	}	1551	}
1248		1552
1249	cf::override;	1553	cf::override;
1250	},	1554	},
1251	);	1555	);
1252		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1253	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1254	cf::sync_job {	1586	cf::sync_job {
1255	my %todo;	1587	my %todo;
1256		1588
1257	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1258	next unless -r $path;	1590	next unless -r $path;
…		…
1276		1608
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1611
1280	$ext{source} =	1612	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1282	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1283	. $source	1615	. $source
1284	. "\n};\n1";	1616	. "\n};\n1";
1285		1617
1286	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1287	}	1619	}
1288		1620
		1621	my $pass = 0;
1289	my %done;	1622	my %done;
1290	while (%todo) {	1623	while (%todo) {
1291	my $progress;	1624	my $progress;
1292		1625
		1626	++$pass;
		1627
		1628	ext:
1293	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1631	next ext
1296	unless exists $done{$_};	1632	unless exists $done{$_};
1297	}	1633	}
1298		1634
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1636
1301	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1306	warn $msg;	1653
1307	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1655	delete $todo{$k};
1309	}	1656	} else {
1310		1657	$done{$k} = delete $todo{$k};
1311	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1312	}	1663	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1664	}
1318		1665
1319	skip:	1666	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1322	}	1676	}
1323	};	1677	};
1324	}	1678	}
1325		1679
1326	#############################################################################	1680	#############################################################################
1327		1681
1328	=back	1682	=back
1329		1683
1330	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1331		1685
1332	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1333		1687
1334	=cut	1688	=cut
1335		1689
1336	package cf::player;	1690	package cf::player;
1337		1691
…		…
1380		1734
1381	sub exists($) {	1735	sub exists($) {
1382	my ($login) = @_;	1736	my ($login) = @_;
1383		1737
1384	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1386	}	1740	}
1387		1741
1388	sub find($) {	1742	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1744	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1757	or return;
1404		1758
1405	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1406	or return;	1760	or return;
		1761
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1410	}	1765	}
1411	}	1766	}
1412	}	1767	}
1413		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1414	sub save($) {	1782	sub save($) {
1415	my ($pl) = @_;	1783	my ($pl) = @_;
1416		1784
1417	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1418		1786
…		…
1421		1789
1422	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1423		1791
1424	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1426		1799
1427	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1801	cf::cede_to_tick;
1429	}	1802	}
1430		1803
…		…
1462	my ($pl) = @_;	1835	my ($pl) = @_;
1463		1836
1464	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1465		1838
1466	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1841
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1470	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1472	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1473		1850
1474	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1476	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1514		1891
1515	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1516	my $path = path $login;	1893	my $path = path $login;
1517		1894
1518	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1901	}
1524		1902
…		…
1528		1906
1529	\@logins	1907	\@logins
1530	}	1908	}
1531		1909
1532	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1533		1913
1534	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1535	player. May block.	1915	player. May block.
1536		1916
1537	=cut	1917	=cut
…		…
1555	}	1935	}
1556		1936
1557	\@paths	1937	\@paths
1558	}	1938	}
1559		1939
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1941
1562	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652
1653	=item $player->ext_reply ($msgid, @msg)
1654
1655	Sends an ext reply to the player.
1656
1657	=cut
1658
1659	sub ext_reply($$@) {
1660	my ($self, $id, @msg) = @_;
1661
1662	$self->ns->ext_reply ($id, @msg)
1663	}
1664		1943
1665	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1666		1945
1667	Sends an ext event to the client.	1946	Sends an ext event to the client.
1668		1947
…		…
1688		1967
1689	=cut	1968	=cut
1690		1969
1691	sub find_by_path($) {	1970	sub find_by_path($) {
1692	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1693		1974
1694	my ($match, $specificity);	1975	my ($match, $specificity);
1695		1976
1696	for my $region (list) {	1977	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1725		2006
1726	sub generate_random_map {	2007	sub generate_random_map {
1727	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1728	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1729	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	2013	}
1743		2014
1744	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1745		2016
1746	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1751		2022
1752	sub register {	2023	sub register {
1753	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2025	my $pkg = caller;
1755		2026
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2028
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2030	}
1761		2031
1762	# also paths starting with '/'	2032	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2034
1765	sub thawer_merge {	2035	sub thawer_merge {
1766	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1767		2037
1768	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1773	}	2043	}
1774		2044
1775	sub normalise {	2045	sub normalise {
1776	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1777		2047
1778	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1779		2049
1780	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1781		2051
1782	# map plan:	2052	# map plan:
1783	#	2053	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2069	$path = "$base/$path";
1800	}	2070	}
1801		2071
1802	for ($path) {	2072	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1806	}	2075	}
1807		2076
1808	$path	2077	$path
…		…
1822	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1823	return $self;	2092	return $self;
1824	}	2093	}
1825	}	2094	}
1826		2095
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2097	()
1829	}	2098	}
1830		2099
		2100	# may re-bless or do other evil things
1831	sub init {	2101	sub init {
1832	my ($self) = @_;	2102	my ($self) = @_;
1833		2103
1834	$self	2104	$self
1835	}	2105	}
…		…
1854		2124
1855	# the temporary/swap location	2125	# the temporary/swap location
1856	sub save_path {	2126	sub save_path {
1857	my ($self) = @_;	2127	my ($self) = @_;
1858		2128
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1861	}	2131	}
1862		2132
1863	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1864	sub uniq_path {	2134	sub uniq_path {
1865	my ($self) = @_;	2135	my ($self) = @_;
1866		2136
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	2139	}
1879		2140
1880	sub decay_objects {	2141	sub decay_objects {
1881	my ($self) = @_;	2142	my ($self) = @_;
1882		2143
…		…
1909	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1910		2171
1911	1	2172	1
1912	}	2173	}
1913		2174
		2175	# used to laod the header of an original map
1914	sub load_header_orig {	2176	sub load_header_orig {
1915	my ($self) = @_;	2177	my ($self) = @_;
1916		2178
1917	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1918	}	2180	}
1919		2181
		2182	# used to laod the header of an instantiated map
1920	sub load_header_temp {	2183	sub load_header_temp {
1921	my ($self) = @_;	2184	my ($self) = @_;
1922		2185
1923	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1924	}	2187	}
1925		2188
		2189	# called after loading the header from an instantiated map
1926	sub prepare_temp {	2190	sub prepare_temp {
1927	my ($self) = @_;	2191	my ($self) = @_;
1928		2192
1929	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1930	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1931	# safety	2195	# safety
1932	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1933	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1934	}	2198	}
1935		2199
		2200	# called after loading the header from an original map
1936	sub prepare_orig {	2201	sub prepare_orig {
1937	my ($self) = @_;	2202	my ($self) = @_;
1938		2203
1939	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1940	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1964		2229
1965	sub find;	2230	sub find;
1966	sub find {	2231	sub find {
1967	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1968		2233
		2234	cf::cede_to_tick;
		2235
1969	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1970		2237
1971	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2240
1974	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1979	or return;	2243	or return;
1980		2244
1981	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1982		2246
…		…
1984	or return;	2248	or return;
1985		2249
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1989	undef $guard1;	2254	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2255	$map->reset;
1992	return find $path;	2256	return find $path;
1993	}	2257	}
1994		2258
1995	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1996	}	2260	}
1997	}	2261	}
1998		2262
1999	sub pre_load { }	2263	sub pre_load { }
2000	sub post_load { }	2264	#sub post_load { } # XS
2001		2265
2002	sub load {	2266	sub load {
2003	my ($self) = @_;	2267	my ($self) = @_;
2004		2268
2005	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2008		2272
2009	{	2273	{
2010	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2011		2275
2012	return unless $self->valid;	2276	return unless $self->valid;
2013	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2014
2015	$self->in_memory (cf::MAP_LOADING);
2016		2278
2017	$self->alloc;	2279	$self->alloc;
2018		2280
2019	$self->pre_load;	2281	$self->pre_load;
2020	cf::cede_to_tick;	2282	cf::cede_to_tick;
2021		2283
		2284	if (exists $self->{load_path}) {
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2286	$f->skip_block;
2024	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2025	or return;	2288	or return;
2026		2289
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2028	if delete $self->{load_original};	2291	if delete $self->{load_original};
2029		2292
2030	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2294	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2033	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2034	$self->clear_unique_items;	2297	$self->clear_unique_items;
2035	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2036	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2037	}	2301	}
2038	}	2302	}
2039	}
2040		2303
2041	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2042		2311
2043	cf::cede_to_tick;	2312	cf::cede_to_tick;
2044	# now do the right thing for maps	2313	# now do the right thing for maps
2045	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2046	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2050	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2320	$self->decay_objects;
2052	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2053	$self->update_buttons;	2322	$self->update_buttons;
2054	cf::cede_to_tick;	2323	cf::cede_to_tick;
2055	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2056	cf::cede_to_tick;
2057	$self->activate;
2058	}	2325	}
2059		2326
2060	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2062
2063	$self->in_memory (cf::MAP_IN_MEMORY);
2064	}	2329	}
2065		2330
2066	$self->post_load;	2331	$self->post_load;
2067	}
2068		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2339	sub customise_for {
2070	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2071		2341
2072	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2343	if $self->per_player;
…		…
2076	# if $self->per_party;	2346	# if $self->per_party;
2077		2347
2078	$self	2348	$self
2079	}	2349	}
2080		2350
2081	# find and load all maps in the 3x3 area around a map
2082	sub load_neighbours {
2083	my ($map) = @_;
2084
2085	my @neigh; # diagonal neighbours
2086
2087	for (0 .. 3) {
2088	my $neigh = $map->tile_path ($_)
2089	or next;
2090	$neigh = find $neigh, $map
2091	or next;
2092	$neigh->load;
2093
2094	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}
2098
2099	for (grep defined $_->[0], @neigh) {
2100	my ($path, $origin) = @$_;
2101	my $neigh = find $path, $origin
2102	or next;
2103	$neigh->load;
2104	}
2105	}
2106
2107	sub find_sync {	2351	sub find_sync {
2108	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2109		2353
2110	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2111	}	2359	}
2112		2360
2113	sub do_load_sync {	2361	sub do_load_sync {
2114	my ($map) = @_;	2362	my ($map) = @_;
2115		2363
		2364	# it's a bug to call this from the main context
2116	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2117	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2118		2367
2119	cf::sync_job { $map->load };	2368	$map->load;
2120	}	2369	}
2121		2370
2122	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2123	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2124		2373
2125	sub find_async {	2374	sub find_async {
2126	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2127		2376
2128	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2129		2378
2130	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2132	}	2381	}
2133		2382
2134	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2135		2384
2136	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2150	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2151		2400
2152	()	2401	()
2153	}	2402	}
2154		2403
		2404	# common code, used by both ->save and ->swapout
2155	sub save {	2405	sub _save {
2156	my ($self) = @_;	2406	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2407
2160	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2161		2409
2162	return unless $self->dirty;	2410	return unless $self->dirty;
2163		2411
…		…
2172		2420
2173	cf::async {	2421	cf::async {
2174	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2176	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2177		2427
2178	if ($uniq) {	2428	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2431	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2433	}
2184	}	2434	}
2185		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2186	sub swap_out {	2444	sub swap_out {
2187	my ($self) = @_;	2445	my ($self) = @_;
2188		2446
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2194	return if $self->players;	2451	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2196	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2197		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2198	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2199		2503
2200	$self->deactivate;	2504	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2506	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2507
2248	$self->unlink_save;	2508	$self->unlink_save;
2249	$self->destroy;	2509	$self->destroy;
2250	}	2510	}
2251		2511
…		…
2259		2519
2260	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2261		2521
2262	$self->unlink_save;	2522	$self->unlink_save;
2263		2523
2264	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2529
…		…
2318		2578
2319	sub unique_maps() {	2579	sub unique_maps() {
2320	[	2580	[
2321	map {	2581	map {
2322	utf8::decode $_;	2582	utf8::decode $_;
2323	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2324	? normalise $_	2586	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2588	]
2328	}	2589	}
2329		2590
2330	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2331		2622
2332	=back	2623	=back
2333		2624
2334	=head3 cf::object	2625	=head3 cf::object
2335		2626
…		…
2339		2630
2340	=over 4	2631	=over 4
2341		2632
2342	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2343		2634
2344	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2345		2637
2346	=cut	2638	=cut
2347		2639
2348	sub inv_recursive_;	2640	sub inv_recursive_;
2349	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2355	}	2647	}
2356		2648
2357	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2358		2650
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2652
2361	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2362		2654
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2364	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2365		2657
2366	=cut	2658	=cut
2367		2659
2368	sub deref {	2660	sub deref {
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2398		2690
2399	=cut	2691	=cut
2400		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2401	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2708	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2724
2419	} else {	2725	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2728	}
2423	}	2729	}
2424	}	2730	}
2425		2731
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2757
2452	=item $player_object->enter_link	2758	=item $player_object->enter_link
2453		2759
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2761
2456	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2458		2766
2459	Will never block.	2767	Will never block.
2460		2768
2461	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2462		2770
…		…
2482	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2791	my ($self) = @_;
2484		2792
2485	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2486		2794
		2795	++$self->{_link_recursion};
		2796
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2798
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2491		2801
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2803	}
2494		2804
2495	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2497		2807
…		…
2514	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2516		2826
2517	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2520		2830
2521	$map->load;	2831	$map->load;
2522	$map->load_neighbours;
2523		2832
2524	return unless $self->contr->active;	2833	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2834
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2529	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2530		2842
		2843	}
		2844
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2846
2533	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2851	be called at the end of this process.
2538		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2539	=cut	2856	=cut
2540		2857
2541	our $GOTOGEN;	2858	our $GOTOGEN;
2542		2859
2543	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2545		2868
2546	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2871
2549	$self->enter_link;	2872	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2570	}	2893	}
2571	}	2894	}
2572		2895
2573	my $map = eval {	2896	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2898
2576	if ($map) {	2899	if ($map) {
2577	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2902	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2904	}
2582		2905
2583	$map	2906	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2594	}	2917	}
2595		2918
2596	$done->() if $done;	2919	$done->($self) if $done;
2597	})->prio (1);	2920	})->prio (1);
2598	}	2921	}
2599		2922
2600	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2601		2924
…		…
2621	}	2944	}
2622		2945
2623	sub prepare_random_map {	2946	sub prepare_random_map {
2624	my ($exit) = @_;	2947	my ($exit) = @_;
2625		2948
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2951	# that depends on the exit object
2631		2952
2632	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2955	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2639	}	2962	}
2640		2963
2641	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2642		2965
2643	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2646		2969
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2972	undef $fh;
2650	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2651		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2654	}	2981	}
2655	}	2982	}
2656		2983
2657	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2659		2986
2660	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2661		2988
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2989	$self->enter_link;
2674		2990
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2991	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2681		2993
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2684	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2685		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2686	1;	3030	1
2687	}) {	3031	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2692		3036
2693	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2694	$self->leave_link;	3038	$self->leave_link;
2695	}	3039	}
2696	})->prio (1);	3040	})->prio (1);
2697	}	3041	}
2698		3042
…		…
2710	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2712		3056
2713	utf8::encode $text;	3057	utf8::encode $text;
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2715	}	3084	}
2716		3085
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		3087
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2723		3092
2724	=cut	3093	=cut
2725		3094
2726	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2728	"c/identify" => {	3103	"c/identify" => {
2729	id => "infobox",	3104	id => "infobox",
2730	title => "Identify",	3105	title => "Identify",
2731	reply => undef,	3106	reply => undef,
2732	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	3109	"c/examine" => {
2735	id => "infobox",	3110	id => "infobox",
2736	title => "Examine",	3111	title => "Examine",
2737	reply => undef,	3112	reply => undef,
2738	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2739	},	3120	},
2740	"c/book" => {	3121	"c/book" => {
2741	id => "infobox",	3122	id => "infobox",
2742	title => "Book",	3123	title => "Book",
2743	reply => undef,	3124	reply => undef,
…		…
2759	id => "infobox",	3140	id => "infobox",
2760	title => "Body Parts",	3141	title => "Body Parts",
2761	reply => undef,	3142	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2763	},	3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
		3151	"c/skills" => {
		3152	id => "infobox",
		3153	title => "Skills",
		3154	reply => undef,
		3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
		3180	},
2764	"c/uptime" => {	3181	"c/uptime" => {
2765	id => "infobox",	3182	id => "infobox",
2766	title => "Uptime",	3183	title => "Uptime",
2767	reply => undef,	3184	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	3185	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	3188	id => "infobox",
2772	title => "Map Info",	3189	title => "Map Info",
2773	reply => undef,	3190	reply => undef,
2774	tooltip => "Information related to the maps",	3191	tooltip => "Information related to the maps",
2775	},	3192	},
		3193	"c/party" => {
		3194	id => "party",
		3195	title => "Party",
		3196	reply => "gsay ",
		3197	tooltip => "Messages and chat related to your party",
		3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
2776	);	3213	);
2777		3214
2778	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3217
2781	$msg = $self->pl->expand_cfpod ($msg);	3218	$msg = $self->pl->expand_cfpod ($msg)
		3219	unless $color & cf::NDI_VERBATIM;
2782		3220
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3221	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3222
2785	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2788		3226
2789	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3228	$channel = $channel->{id};
2793		3229
2794	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3235	}
2801		3236
2802	$channel = $channel->{id};	3237	$channel = $channel->{id};
2803	}	3238	}
2804		3239
2805	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2806		3241
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3242	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2811		3245
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3246	my $pkt = "msg "
		3247	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3249	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3250
2826	$color &= cf::NDI_COLOR_MASK;	3251	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3252	}
2840		3253
2841	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2842		3255
2843	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2845	=cut	3258	=cut
2846		3259
2847	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2849		3262
2850	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}
2856	}
2857
2858	=item $client->ext_reply ($msgid, @msg)
2859
2860	Sends an ext reply to the client.
2861
2862	=cut
2863
2864	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;
2866
2867	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}
2874	}	3264	}
2875		3265
2876	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2877		3267
2878	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2933	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2934		3324
2935	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2936		3326
2937	if (ref $msg) {	3327	if (ref $msg) {
2938	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2939	"ARRAY" eq ref $msg
2940	? @$msg
2941	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2942		3329
2943	my @reply;
2944
2945	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
2946	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2947	}	3348	}
2948
2949	$ns->ext_reply ($reply, @reply)
2950	if $reply;
2951
2952	} else {	3349	} else {
2953	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2954	}	3351	}
2955		3352
2956	cf::override;	3353	cf::override;
2957	},	3354	},
2958	);	3355	);
…		…
2978		3375
2979	$coro	3376	$coro
2980	}	3377	}
2981		3378
2982	cf::client->attach (	3379	cf::client->attach (
2983	on_destroy => sub {	3380	on_client_destroy => sub {
2984	my ($ns) = @_;	3381	my ($ns) = @_;
2985		3382
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3384	},
2988	);	3385	);
…		…
3004	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3005		3402
3006	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3007		3404
3008	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3011	sort time	3408	sort time
3012	));	3409	));
3013		3410
3014	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3017		3414
3018	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3019		3416
3020	cf::object	3417	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3418	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3419	insert remove name archname title slaying race decrease split
		3420	value
3023		3421
3024	cf::object::player	3422	cf::object::player
3025	player	3423	player
3026		3424
3027	cf::player	3425	cf::player
…		…
3032		3430
3033	=cut	3431	=cut
3034		3432
3035	for (	3433	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3042	) {	3440	) {
3043	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3046	for @funs;	3443	for @funs;
3047	}	3444	}
3048		3445
…		…
3063		3460
3064	my $qcode = $code;	3461	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3067		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3068	local $_;	3468	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3469
3071	my $eval =	3470	my $eval =
3072	"do {\n"	3471	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3474	. $code
3076	. "\n}"	3475	. "\n}"
3077	;	3476	;
3078		3477
		3478	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3082		3487
3083	if ($@) {	3488	if ($@) {
3084	warn "$@";	3489	warn "$@",
3085	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3086	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3087	}	3492	}
3088		3493
3089	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3090	}	3495	}
3091		3496
…		…
3105	=cut	3510	=cut
3106		3511
3107	sub register_script_function {	3512	sub register_script_function {
3108	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3109		3514
3110	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3112	}	3517	}
3113		3518
3114	=back	3519	=back
3115		3520
3116	=cut	3521	=cut
3117		3522
3118	#############################################################################	3523	#############################################################################
3119	# the server's init and main functions	3524	# the server's init and main functions
3120		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_chksum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3121	sub load_facedata($) {	3603	sub load_facedata($) {
3122	my ($path) = @_;	3604	my ($path) = @_;
3123		3605
3124	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();
3127
3128	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129		3607
3130	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3131		3609
3132	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3133	0 < aio_load $path, $facedata
3134	or die "$path: $!";
3135
3136	$facedata = Coro::Storable::thaw $facedata;
3137		3611
3138	$facedata->{version} == 2	3612	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3140		3614
3141	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3142	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3143	type => FT_RSRC,	3617
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3145	};	3619
3146	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3147		3623
3148	{	3624	{
3149	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3150		3626
3151	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3630
3153	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3157		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3158	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3159	}	3638	}
3160		3639
3161	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3641	next unless $info->{smooth};
		3642
3163	my $idx = cf::face::find $face	3643	my $idx = cf::face::find $face
3164	or next;	3644	or next;
		3645
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3649	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3170	}	3651	}
3171
3172	cf::cede_to_tick;
3173	}	3652	}
3174	}	3653	}
3175		3654
3176	{	3655	{
3177	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3178		3657
3179	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3180	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3181	cf::cede_to_tick;
3182	}	3660	}
3183		3661
3184	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3185	}	3663	}
3186		3664
3187	{	3665	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3191		3667
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
		3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3672
3198	if ($info->{type} & 1) {	3673	cf::face::set_type $idx, $type;
3199	# prepend meta info	3674	cf::face::set_csum $idx, 0, $info->{hash};
3200		3675	$cf::face::SIZE[0][$idx] = $info->{size};
3201	my $meta = $enc->encode ({	3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
3202	name => $name,	3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3203	%{ $info->{meta} || {} },	3678	$cf::face::HASH{$info->{hash}} = $idx;
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3679	} else {
3208	$data = $info->{data};	3680	# $RESOURCE{$name} = $info; # unused
3209	}	3681	}
3210
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;
3215	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}	3682	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
		3694
		3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3696
		3697	aio_close $fh if $fh; # close old facedata
3235		3698
3236	1	3699	1
3237	}	3700	}
3238		3701
3239	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
…		…
3241		3704
3242	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3706	$ns->fx_want ($k, $v);
3244	}	3707	}
3245	};	3708	};
		3709
		3710	sub load_resource_file($) {
		3711	my $guard = lock_acquire "load_resource_file";
		3712
		3713	my $status = load_resource_file_ $_[0];
		3714	get_slot 0.1, 100;
		3715	cf::arch::commit_load;
		3716
		3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
		3732	}
3246		3733
3247	sub reload_regions {	3734	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3736	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3737	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3257	if exists $_->{match};	3744	if exists $_->{match};
3258	}	3745	}
3259	}	3746	}
3260		3747
3261	sub reload_facedata {	3748	sub reload_facedata {
3262	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3263	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3264	}	3751	}
3265		3752
3266	sub reload_archetypes {	3753	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references	3756
3270	# this really needs to be done in an extra post-pass	3757	cf::face::set
3271	# (which needs to be synchronous, so solve it differently)	3758	"res/skill_info" => FT_RSRC,
3272	load_resource_file "$DATADIR/archetypes"	3759	JSON::XS->new->utf8->canonical->encode (
3273	or die "unable to load archetypes\n";	3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3274	}	3768	}
3275		3769
3276	sub reload_treasures {	3770	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3279	}	3773	}
3280		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3281	sub reload_resources {	3795	sub reload_resources {
3282	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3283		3797
		3798	reload_materials;
		3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
		3802	reload_archetypes;
3284	reload_regions;	3803	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3804	reload_treasures;
3289		3805
3290	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3807	}
3296		3808
3297	sub reload_config {	3809	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3299	or return;
3300		3811
3301	local $/;	3812	my $config = load_file "$CONFDIR/config";
3302	*CFG = YAML::Syck::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3303		3815
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3817
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3820
3309	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3313	};	3825	};
3314	warn $@ if $@;	3826	warn $@ if $@;
3315	}	3827	}
3316	}	3828	}
3317		3829
		3830	sub pidfile() {
		3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3832	or die "$PIDFILE: $!";
		3833	flock $fh, &Fcntl::LOCK_EX
		3834	or die "$PIDFILE: flock: $!";
		3835	$fh
		3836	}
		3837
		3838	# make sure only one server instance is running at any one time
		3839	sub atomic {
		3840	my $fh = pidfile;
		3841
		3842	my $pid = <$fh>;
		3843	kill 9, $pid if $pid > 0;
		3844
		3845	seek $fh, 0, 0;
		3846	print $fh $$;
		3847	}
		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3318	sub main {	3858	sub main {
		3859	cf::init_globals; # initialise logging
		3860
		3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3865
		3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3867
3319	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3871	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3326	};	3875	};
3327		3876
		3877	evthread_start IO::AIO::poll_fileno;
		3878
		3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
		3890	reload_resources;
3328	reload_config;	3891	reload_config;
3329	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3330	load_extensions;	3901	load_extensions;
3331		3902
3332	$TICK_WATCHER->start;	3903	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3904
3334	EV::loop;	3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
		3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3908
		3909	cf::_post_init 0;
		3910	};
		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3335	}	3920	}
3336		3921
3337	#############################################################################	3922	#############################################################################
3338	# initialisation and cleanup	3923	# initialisation and cleanup
3339		3924
3340	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3341	BEGIN {	3926	BEGIN {
3342	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3346	};	3931	};
3347	}	3932	}
3348	}	3933	}
3349		3934
3350	sub write_runtime {	3935	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	3936	my $t0 = AE::time;
3352		3937
3353	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3355		3940
3356	IO::AIO::aio_utime $runtime, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3942
3358	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3359		3944
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	3946	or return;
3362		3947
3363	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3960	aio_utime $fh, undef, undef;
3376		3961
3377	close $fh	3962	close $fh
3378	or return;	3963	or return;
3379		3964
3380	aio_rename "$runtime~", $runtime	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3966	and return;
3382		3967
3383	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		3969
3385	1	3970	1
		3971	}
		3972
		3973	our $uuid_lock;
		3974	our $uuid_skip;
		3975
		3976	sub write_uuid_sync($) {
		3977	$uuid_skip ||= $_[0];
		3978
		3979	return if $uuid_lock;
		3980	local $uuid_lock = 1;
		3981
		3982	my $uuid = "$LOCALDIR/uuid";
		3983
		3984	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3985	or return;
		3986
		3987	my $value = uuid_seq uuid_cur;
		3988
		3989	unless ($value) {
		3990	info "cowardly refusing to write zero uuid value!\n";
		3991	return;
		3992	}
		3993
		3994	my $value = uuid_str $value + $uuid_skip;
		3995	$uuid_skip = 0;
		3996
		3997	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3998	and return;
		3999
		4000	# always fsync - this file is important
		4001	aio_fsync $fh
		4002	and return;
		4003
		4004	close $fh
		4005	or return;
		4006
		4007	aio_rename "$uuid~", $uuid
		4008	and return;
		4009
		4010	trace "uuid file written ($value).\n";
		4011
		4012	1
		4013
		4014	}
		4015
		4016	sub write_uuid($$) {
		4017	my ($skip, $sync) = @_;
		4018
		4019	$sync ? write_uuid_sync $skip
		4020	: async { write_uuid_sync $skip };
3386	}	4021	}
3387		4022
3388	sub emergency_save() {	4023	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3390		4025
3391	warn "enter emergency perl save\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3392		4032
3393	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3394	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	4042	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	4044	$pl->save;
3403	}	4045	}
3404	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3405		4047
3406	warn "begin emergency map save\n";	4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
		4050	info "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	4053	$map->valid or next;
3410	$map->save;	4054	$map->save;
3411	}	4055	}
3412	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3413		4057
3414	warn "begin emergency database checkpoint\n";	4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
		4060	info "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
		4063
		4064	info "emergency_perl_save: begin write uuid\n";
		4065	write_uuid_sync 1;
		4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3417	};	4086	};
3418		4087
3419	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3420	}	4089	}
3421		4090
3422	sub post_cleanup {	4091	sub post_cleanup {
3423	my ($make_core) = @_;	4092	my ($make_core) = @_;
3424		4093
		4094	IO::AIO::flush;
		4095
3425	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	4097	if $make_core;
		4098
		4099	my $fh = pidfile;
		4100	unlink $PIDFILE if <$fh> == $$;
		4101	}
		4102
		4103	# a safer delete_package, copied from Symbol
		4104	sub clear_package($) {
		4105	my $pkg = shift;
		4106
		4107	# expand to full symbol table name if needed
		4108	unless ($pkg =~ /^main::.*::$/) {
		4109	$pkg = "main$pkg" if $pkg =~ /^::/;
		4110	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4111	$pkg .= '::' unless $pkg =~ /::$/;
		4112	}
		4113
		4114	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4115	my $stem_symtab = *{$stem}{HASH};
		4116
		4117	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4118	or return;
		4119
		4120	# clear all symbols
		4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4122	for my $name (keys %$leaf_symtab) {
		4123	_gv_clear *{"$pkg$name"};
		4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4125	}
3427	}	4126	}
3428		4127
3429	sub do_reload_perl() {	4128	sub do_reload_perl() {
3430	# can/must only be called in main	4129	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3432	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3433	return;	4132	return;
3434	}	4133	}
3435		4134
3436	warn "reloading...";	4135	return if $RELOAD++;
3437		4136
3438	warn "entering sync_job";	4137	my $t1 = AE::time;
3439		4138
		4139	while ($RELOAD) {
		4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
		4142
		4143	trace "perl_reload: entering sync_job";
		4144
3440	cf::sync_job {	4145	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark
3442	cf::emergency_save;	4146	#cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark
3444		4147
3445	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;
3447
3448	# if anything goes wrong in here, we should simply crash as we already saved
3449
3450	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;
3456	warn "iterate...";
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();	4150	%EXT_CORO = ();
3464		4151
3465	warn "removing commands";	4152	trace "perl_reload: removing commands";
3466	%COMMAND = ();	4153	%COMMAND = ();
3467		4154
3468	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3469	%EXTCMD = ();	4156	%EXTCMD = ();
3470	%EXTICMD = ();	4157	%EXTICMD = ();
3471		4158
3472	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3475		4162
3476	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3477	eval {	4164	eval {
3478	$cb->($pkg);	4165	$cb->($pkg);
3479	1	4166	1
3480	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
		4168	}
		4169
		4170	trace "... clearing $pkg";
		4171	clear_package $pkg;
3481	}	4172	}
3482		4173
3483	warn "... nuking $pkg";
3484	Symbol::delete_package $pkg;
3485	}
3486
3487	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3488	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		4177
3491	warn "... unloading $k";	4178	trace "... unloading $k";
3492	delete $INC{$k};	4179	delete $INC{$k};
3493		4180
3494	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3496		4183
3497	if (my $cb = $k->can ("unload_module")) {	4184	if (my $cb = $k->can ("unload_module")) {
3498	$cb->();	4185	$cb->();
		4186	}
		4187
		4188	clear_package $k;
3499	}	4189	}
3500		4190
3501	Symbol::delete_package $k;
3502	}
3503
3504	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	4192	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		4194
3508	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		4198
3512	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3513	# and global variables created in xs	4200	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3515		4202
3516	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3517		4204
3518	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3519	require cf;	4206	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3521		4208
3522	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3523	cf::reload_config;	4210	cf::reload_config;
3524		4211
3525	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3526	cf::load_extensions;	4213	cf::load_extensions;
3527		4214
		4215	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3531	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3534		4223
3535	warn "leaving sync_job";	4224	cf::_post_init 1;
3536		4225
		4226	trace "perl_reload: leaving sync_job";
		4227
3537	1	4228	1
3538	} or do {	4229	} or do {
3539	warn $@;	4230	error $@;
3540	warn "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3541	exit 1;	4232	};
		4233
		4234	--$RELOAD;
3542	};	4235	}
3543		4236
3544	warn "reloaded";	4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3545	};	4239	};
3546		4240
3547	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3548		4242
3549	sub reload_perl() {	4243	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3552		4246
		4247	$RELOAD_WATCHER ||= cf::async {
		4248	Coro::AIO::aio_wait cache_extensions;
		4249
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4251	do_reload_perl;
3554	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3555	do_reload_perl;	4253	};
3556	};	4254	};
3557	}	4255	}
3558		4256
3559	register_command "reload" => sub {	4257	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
…		…
3566	reload_perl;	4264	reload_perl;
3567	};	4265	};
3568	}	4266	}
3569	};	4267	};
3570		4268
3571	unshift @INC, $LIBDIR;	4269	#############################################################################
3572		4270
3573	my $bug_warning = 0;	4271	my $bug_warning = 0;
3574		4272
3575	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;
3577
3578	sub wait_for_tick {	4273	sub wait_for_tick() {
3579	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3580	return if $Coro::current == $Coro::main;
3581		4275
3582	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3583	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;
3585	}	4277	}
3586		4278
3587	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3588	return unless $TICK_WATCHER->is_active;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3589	return if $Coro::current == $Coro::main;
3590		4281
3591	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	4284	$signal->wait;
3594	}	4285	}
3595		4286
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4287	sub tick {
3597	if ($Coro::current != $Coro::main) {	4288	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3600	return;	4291	return;
3601	}	4292	}
3602		4293
3603	$NOW = $tick_start = EV::now;	4294	cf::one_tick; # one server iteration
3604		4295
3605	cf::server_tick; # one server iteration	4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3606
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609		4297
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4300	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4302	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3616	};	4304	};
3617	}	4305	}
3618		4306
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3620	$sig->send;	4308	$sig->send;
3621	}	4309	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3623	$sig->send;
3624	}
3625		4311
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4314
3629	_post_tick;	4315	if (0) {
3630	};	4316	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	4317	my $jitter = $TICK_START - $NEXT_TICK;
		4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4319	debug "jitter $JITTER\n";#d#
		4320	}
		4321	}
		4322	}
3632		4323
3633	{	4324	{
		4325	# configure BDB
		4326	info "initialising database";
		4327
3634	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4331
3653	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4336	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4337	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4338	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4339
3660	cf::sync_job {	4340	cf::sync_job {
3661	eval {	4341	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4361	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4364	};
		4365
		4366	info "database initialised";
3685	}	4367	}
3686		4368
3687	{	4369	{
		4370	# configure IO::AIO
		4371
		4372	info "initialising aio";
3688	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3693	}	4377	}
3694		4378
3695	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3696		4381
3697	sub _log_backtrace {	4382	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3699		4384
3700	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3701		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4393	++$_log_backtrace;
		4394	my $perl_bt = Carp::longmess $msg;
3705	async {	4395	async {
3706	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3707		4397
3708	my @bt = fork_call {	4398	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4399	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4410	}
3721		4411
3722	@funcs	4412	@funcs
3723	};	4413	};
3724		4414
3725	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $perl_bt\n";
		4416	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4418	--$_log_backtrace;
3728	};	4419	};
3729	} else {	4420	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4423	}
3733	}	4424	}
3734		4425
3735	# load additional modules	4426	# load additional modules
3736	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3737		4429
3738	END { cf::emergency_save }	4430	END { cf::emergency_save }
3739		4431
3740	1	4432	1
3741		4433

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