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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC vs.
Revision 1.607 by root, Sun Nov 18 09:29:25 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	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;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
74	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		130
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	134	our $DB_ENV;
88		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
89	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		140
91	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
93	our $NOW;	144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		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
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	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.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	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
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	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
179	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
180	that call.	282	that call.
181		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
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$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;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	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	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$EV::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
253	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
267		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
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	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
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	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.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	554	}
340		555
341	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
342		557
343	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
344	get spread over timer.	559	get spread over time.
345		560
346	=cut	561	=cut
347		562
348	sub periodic($$) {	563	sub periodic($$) {
349	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
353	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
354	}	569	}
355		570
356	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
357		572
358	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
359	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
360	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
361		580
362	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
363	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
364		583
365	Useful for short background jobs.	584	Useful for short background jobs.
366		585
367	=cut	586	=cut
368		587
369	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
370	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
371		591
372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
374	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
375		595
376	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
377		598
378	while () {	599	while () {
379	next_job:	600	next_job:
		601
380	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
381	if ($avail > 0.01) {	603
382	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
383	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
384	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
385	$job->[2]->send;	608	$job->[2]->send;
386	Coro::cede;	609	Coro::cede;
387	goto next_job;	610	goto next_job;
388	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
389	}	613	}
390	}	614	}
391		615
392	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
393	# 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
394	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
395	$signal->wait;
396	} else {	619	} else {
		620	$busy = 0;
397	Coro::schedule;	621	Coro::schedule;
398	}	622	}
399	}	623	}
400	};	624	};
401		625
402	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
403	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
404		630
405	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
406	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
407		634
408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
436	=cut	663	=cut
437		664
438	sub sync_job(&) {	665	sub sync_job(&) {
439	my ($job) = @_;	666	my ($job) = @_;
440		667
441	if ($Coro::current == $Coro::main) {	668	if (in_main) {
442	my $time = EV::time;	669	my $time = AE::time;
443		670
444	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
446		673
447	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
448		675
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
452		677
453	my $busy = 1;	678	my $busy = 1;
454	my @res;	679	my @res;
455		680
456	(async {	681	(async {
457	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
458	@res = eval { $job->() };	683	@res = eval { $job->() };
459	warn $@ if $@;	684	error $@ if $@;
460	undef $busy;	685	undef $busy;
461	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
462		687
463	while ($busy) {	688	while ($busy) {
464	if (Coro::nready) {	689	if (Coro::nready) {
…		…
466	} else {	691	} else {
467	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
468	}	693	}
469	}	694	}
470		695
471	$time = EV::time - $time;	696	my $time = AE::time - $time;
472		697
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
477		699
478	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
479	} else {	701	} else {
480	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
481		703
…		…
501	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
502		724
503	$coro	725	$coro
504	}	726	}
505		727
506	=item fork_call { }, $args	728	=item fork_call { }, @args
507		729
508	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
509	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
510	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
511	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
512		734
513	=cut	735	=cut
514		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
515	sub fork_call(&@) {	741	sub fork_call(&@) {
516	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
517		743
518	# we seemingly have to make a local copy of the whole thing,
519	# otherwise perl prematurely frees the stuff :/
520	# TODO: investigate and fix (likely this will be rather laborious)
521
522	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
523	reset_signals;	745	cf::post_fork;
524	&$cb	746	&$cb
525	}, @args;	747	} @args;
526		748
527	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
528	}	788	}
529		789
530	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
531		791
532	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
542	within each server.	802	within each server.
543		803
544	=cut	804	=cut
545		805
546	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
547	my ($name) = @_;	810	my ($name) = @_;
548	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
549		812
550	eval {	813	eval {
551	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
561	}	824	}
562		825
563	our $DB;	826	our $DB;
564		827
565	sub db_init {	828	sub db_init {
566	cf::sync_job {
567	$DB ||= db_table "db";	829	$DB ||= db_table "db";
568	};
569	}	830	}
570		831
571	sub db_get($$) {	832	sub db_get($$) {
572	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
573		834
574	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
575	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
576		839
577	$! ? ()	840	$! ? ()
578	: $data	841	: $data
579	}
580	}	842	}
581		843
582	sub db_put($$$) {	844	sub db_put($$$) {
583	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
584	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
612		874
613	my @data;	875	my @data;
614	my $md5;	876	my $md5;
615		877
616	for (0 .. $#$src) {	878	for (0 .. $#$src) {
617	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
618	or Carp::croak "$src->[$_]: $!";
619	}	880	}
620		881
621	# if processing is expensive, check	882	# if processing is expensive, check
622	# checksum first	883	# checksum first
623	if (1) {	884	if (1) {
…		…
636		897
637	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
638	}	899	}
639	}	900	}
640		901
641	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
642	my $data = $process->(\@data);	903	my $data = $process->(\@data);
643	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
644		905
645	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
646		907
647	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
648	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
649	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
650		911
…		…
660		921
661	=cut	922	=cut
662		923
663	sub datalog($@) {	924	sub datalog($@) {
664	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
665	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
666	}	927	}
667		928
668	=back	929	=back
669		930
670	=cut	931	=cut
671		932
672	#############################################################################	933	#############################################################################
673		934
674	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
675		936
676	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
677	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")
678	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
679		940
680	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>
681	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
…		…
731	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
732		993
733	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
735		996
736	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
737	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.
738		999
739	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
740		1001
741	=over 4	1002	=over 4
…		…
865		1126
866	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
867	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
868		1129
869	} elsif (ref $type) {	1130	} elsif (ref $type) {
870	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
871		1132
872	} else {	1133	} else {
873	shift @arg;	1134	shift @arg;
874	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
875	}	1136	}
876	}	1137	}
877	}	1138	}
878		1139
879	sub _object_attach {	1140	sub _object_attach {
…		…
889	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
890	}	1151	}
891		1152
892	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
893	} else {	1154	} else {
894	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
895	}	1156	}
896		1157
897	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
898	}	1159	}
899		1160
…		…
958		1219
959	for (@$callbacks) {	1220	for (@$callbacks) {
960	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
961		1222
962	if ($@) {	1223	if ($@) {
963	warn "$@";
964	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
965	override;	1225	override;
966	}	1226	}
967		1227
968	return 1 if $override;	1228	return 1 if $override;
969	}	1229	}
970		1230
971	0	1231	0
972	}	1232	}
973		1233
974	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
975		1235
976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
977		1237
978	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
979		1239
…		…
1032		1292
1033	sub reattach {	1293	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1295	my ($obj) = @_;
1036		1296
		1297	# no longer needed after getting rid of delete_package?
1037	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
1038		1299
1039	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1040		1301
1041	@$registry = ();	1302	@$registry = ();
1042		1303
…		…
1047	for (@$attach) {	1308	for (@$attach) {
1048	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1049	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1050	}	1311	}
1051	} else {	1312	} else {
1052	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1053	}	1314	}
1054	}	1315	}
1055	}	1316	}
1056		1317
1057	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1084	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1085		1346
1086	sync_job {	1347	sync_job {
1087	if (length $$rdata) {	1348	if (length $$rdata) {
1088	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1091		1353
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	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	}
1096	close $fh;	1361	aio_close $fh;
1097		1362
1098	if (@$objs) {	1363	if (@$objs) {
1099	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) {
1100	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1103	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	}
1104	close $fh;	1372	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1374	}
1107	} else {	1375	} else {
1108	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1109	}	1377	}
1110		1378
1111	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1383	} else {
1113	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1114	}	1385	}
1115	} else {	1386	} else {
1116	aio_unlink $filename;	1387	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1118	}	1389	}
…		…
1142	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1143	$av = $st->{objs};	1414	$av = $st->{objs};
1144	}	1415	}
1145		1416
1146	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1147	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1148	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1149		1421
1150	($data, $av)	1422	($data, $av)
1151	}	1423	}
1152		1424
1153	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1157	=cut	1429	=cut
1158		1430
1159	#############################################################################	1431	#############################################################################
1160	# command handling &c	1432	# command handling &c
1161		1433
1162	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1163		1435
1164	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
1165	$name.	1437	$name.
1166		1438
1167	=cut	1439	=cut
…		…
1173	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1174		1446
1175	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1176	}	1448	}
1177		1449
1178	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1179		1451
1180	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1181	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
1182	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
1183	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
1184	has logged in successfully.	1456	has logged in successfully.
1185		1457
1186	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1187	called.
1188		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
1189	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1190		1466
1191	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1192	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
1193	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
1194	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
1195	log-in.	1471	log-in.
1196		1472
1197	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1198	called.
1199		1474
1200	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1201		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1202	sub register_extcmd {	1482	sub register_extcmd($$) {
1203	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1204		1484
1205	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1206	}	1486	}
1207		1487
1208	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1209	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1210		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1211	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1212	}	1498	}
1213		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1214	cf::player->attach (	1508	cf::player->attach (
1215	on_command => sub {	1509	on_unknown_command => sub {
1216	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1217		1511
1218	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1219	or return;	1513	or return;
1220		1514
…		…
1228	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1229		1523
1230	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1231		1525
1232	if (ref $msg) {	1526	if (ref $msg) {
1233	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1234	"ARRAY" eq ref $msg
1235	? @$msg
1236	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1237		1528
1238	my @reply;
1239
1240	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}) {
1241	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1242	}	1547	}
1243		1548
1244	$pl->ext_reply ($reply, @reply)
1245	if $reply;
1246
1247	} else {	1549	} else {
1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1249	}	1551	}
1250		1552
1251	cf::override;	1553	cf::override;
1252	},	1554	},
1253	);	1555	);
1254		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
1255	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1256	cf::sync_job {	1586	cf::sync_job {
1257	my %todo;	1587	my %todo;
1258		1588
1259	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1260	next unless -r $path;	1590	next unless -r $path;
…		…
1278		1608
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1611
1282	$ext{source} =	1612	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1284	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1285	. $source	1615	. $source
1286	. "\n};\n1";	1616	. "\n};\n1";
1287		1617
1288	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1289	}	1619	}
1290		1620
		1621	my $pass = 0;
1291	my %done;	1622	my %done;
1292	while (%todo) {	1623	while (%todo) {
1293	my $progress;	1624	my $progress;
1294		1625
		1626	++$pass;
		1627
		1628	ext:
1295	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1296	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1297	goto skip	1631	next ext
1298	unless exists $done{$_};	1632	unless exists $done{$_};
1299	}	1633	}
1300		1634
1301	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1302		1636
1303	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 $@) {
1304	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1305	: "$v->{base}: extension inactive.\n";
1306		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1307	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1308	warn $msg;	1653
1309	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1310	exit 1;	1655	delete $todo{$k};
1311	}	1656	} else {
1312		1657	$done{$k} = delete $todo{$k};
1313	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1314	}	1663	}
1315
1316	$done{$k} = delete $todo{$k};
1317	push @EXTS, $v->{pkg};
1318	$progress = 1;
1319	}	1664	}
1320		1665
1321	skip:	1666	unless ($progress) {
1322	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1323	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1324	}	1676	}
1325	};	1677	};
1326	}	1678	}
1327		1679
1328	#############################################################################	1680	#############################################################################
1329		1681
1330	=back	1682	=back
1331		1683
1332	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1333		1685
1334	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1335		1687
1336	=cut	1688	=cut
1337		1689
1338	package cf::player;	1690	package cf::player;
1339		1691
…		…
1382		1734
1383	sub exists($) {	1735	sub exists($) {
1384	my ($login) = @_;	1736	my ($login) = @_;
1385		1737
1386	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1388	}	1740	}
1389		1741
1390	sub find($) {	1742	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1744	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1757	or return;
1406		1758
1407	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1408	or return;	1760	or return;
		1761
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1412	}	1765	}
1413	}	1766	}
1414	}	1767	}
1415		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1416	sub save($) {	1782	sub save($) {
1417	my ($pl) = @_;	1783	my ($pl) = @_;
1418		1784
1419	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1420		1786
…		…
1423		1789
1424	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1425		1791
1426	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1427	$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];
1428		1799
1429	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1801	cf::cede_to_tick;
1431	}	1802	}
1432		1803
…		…
1464	my ($pl) = @_;	1835	my ($pl) = @_;
1465		1836
1466	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1467		1838
1468	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1469	$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
1470		1841
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1472	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1474	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1475		1850
1476	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1478	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1516		1891
1517	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1518	my $path = path $login;	1893	my $path = path $login;
1519		1894
1520	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1901	}
1526		1902
…		…
1530		1906
1531	\@logins	1907	\@logins
1532	}	1908	}
1533		1909
1534	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1535		1913
1536	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1537	player. May block.	1915	player. May block.
1538		1916
1539	=cut	1917	=cut
…		…
1557	}	1935	}
1558		1936
1559	\@paths	1937	\@paths
1560	}	1938	}
1561		1939
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1941
1564	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654
1655	=item $player->ext_reply ($msgid, @msg)
1656
1657	Sends an ext reply to the player.
1658
1659	=cut
1660
1661	sub ext_reply($$@) {
1662	my ($self, $id, @msg) = @_;
1663
1664	$self->ns->ext_reply ($id, @msg)
1665	}
1666		1943
1667	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1668		1945
1669	Sends an ext event to the client.	1946	Sends an ext event to the client.
1670		1947
…		…
1690		1967
1691	=cut	1968	=cut
1692		1969
1693	sub find_by_path($) {	1970	sub find_by_path($) {
1694	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1695		1974
1696	my ($match, $specificity);	1975	my ($match, $specificity);
1697		1976
1698	for my $region (list) {	1977	for my $region (list) {
1699	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1725	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1727		2006
1728	sub generate_random_map {	2007	sub generate_random_map {
1729	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1730	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1731	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1735	$rmp->{exit_on_final_map},
1736	$rmp->{xsize}, $rmp->{ysize},
1737	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1738	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1739	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1740	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1741	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1742	(cf::region::find $rmp->{region}), $rmp->{custom}
1743	)
1744	}	2013	}
1745		2014
1746	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1747		2016
1748	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
…		…
1753		2022
1754	sub register {	2023	sub register {
1755	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1756	my $pkg = caller;	2025	my $pkg = caller;
1757		2026
1758	no strict;
1759	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1760		2028
1761	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1762	}	2030	}
1763		2031
1764	# also paths starting with '/'	2032	# also paths starting with '/'
1765	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1766		2034
1767	sub thawer_merge {	2035	sub thawer_merge {
1768	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1769		2037
1770	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1775	}	2043	}
1776		2044
1777	sub normalise {	2045	sub normalise {
1778	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1779		2047
1780	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1781		2049
1782	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1783		2051
1784	# map plan:	2052	# map plan:
1785	#	2053	#
…		…
1800	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1801	$path = "$base/$path";	2069	$path = "$base/$path";
1802	}	2070	}
1803		2071
1804	for ($path) {	2072	for ($path) {
1805	redo if s{//}{/};
1806	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1807	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1808	}	2075	}
1809		2076
1810	$path	2077	$path
…		…
1824	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1825	return $self;	2092	return $self;
1826	}	2093	}
1827	}	2094	}
1828		2095
1829	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1830	()	2097	()
1831	}	2098	}
1832		2099
		2100	# may re-bless or do other evil things
1833	sub init {	2101	sub init {
1834	my ($self) = @_;	2102	my ($self) = @_;
1835		2103
1836	$self	2104	$self
1837	}	2105	}
…		…
1856		2124
1857	# the temporary/swap location	2125	# the temporary/swap location
1858	sub save_path {	2126	sub save_path {
1859	my ($self) = @_;	2127	my ($self) = @_;
1860		2128
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1863	}	2131	}
1864		2132
1865	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1866	sub uniq_path {	2134	sub uniq_path {
1867	my ($self) = @_;	2135	my ($self) = @_;
1868		2136
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	2139	}
1881		2140
1882	sub decay_objects {	2141	sub decay_objects {
1883	my ($self) = @_;	2142	my ($self) = @_;
1884		2143
…		…
1911	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1912		2171
1913	1	2172	1
1914	}	2173	}
1915		2174
		2175	# used to laod the header of an original map
1916	sub load_header_orig {	2176	sub load_header_orig {
1917	my ($self) = @_;	2177	my ($self) = @_;
1918		2178
1919	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1920	}	2180	}
1921		2181
		2182	# used to laod the header of an instantiated map
1922	sub load_header_temp {	2183	sub load_header_temp {
1923	my ($self) = @_;	2184	my ($self) = @_;
1924		2185
1925	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1926	}	2187	}
1927		2188
		2189	# called after loading the header from an instantiated map
1928	sub prepare_temp {	2190	sub prepare_temp {
1929	my ($self) = @_;	2191	my ($self) = @_;
1930		2192
1931	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1932	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1933	# safety	2195	# safety
1934	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1935	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1936	}	2198	}
1937		2199
		2200	# called after loading the header from an original map
1938	sub prepare_orig {	2201	sub prepare_orig {
1939	my ($self) = @_;	2202	my ($self) = @_;
1940		2203
1941	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1942	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1966		2229
1967	sub find;	2230	sub find;
1968	sub find {	2231	sub find {
1969	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1970		2233
		2234	cf::cede_to_tick;
		2235
1971	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1972		2237
1973	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1975		2240
1976	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1981	or return;	2243	or return;
1982		2244
1983	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1984		2246
…		…
1986	or return;	2248	or return;
1987		2249
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1991	undef $guard1;	2254	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2255	$map->reset;
1994	return find $path;	2256	return find $path;
1995	}	2257	}
1996		2258
1997	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1998	}	2260	}
1999	}	2261	}
2000		2262
2001	sub pre_load { }	2263	sub pre_load { }
2002	sub post_load { }	2264	#sub post_load { } # XS
2003		2265
2004	sub load {	2266	sub load {
2005	my ($self) = @_;	2267	my ($self) = @_;
2006		2268
2007	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2010		2272
2011	{	2273	{
2012	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2013		2275
2014	return unless $self->valid;	2276	return unless $self->valid;
2015	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2016
2017	$self->in_memory (cf::MAP_LOADING);
2018		2278
2019	$self->alloc;	2279	$self->alloc;
2020		2280
2021	$self->pre_load;	2281	$self->pre_load;
2022	cf::cede_to_tick;	2282	cf::cede_to_tick;
2023		2283
		2284	if (exists $self->{load_path}) {
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2286	$f->skip_block;
2026	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2027	or return;	2288	or return;
2028		2289
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2030	if delete $self->{load_original};	2291	if delete $self->{load_original};
2031		2292
2032	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2294	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2035	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2036	$self->clear_unique_items;	2297	$self->clear_unique_items;
2037	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2038	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2039	}	2301	}
2040	}	2302	}
2041	}
2042		2303
2043	$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);
2044		2311
2045	cf::cede_to_tick;	2312	cf::cede_to_tick;
2046	# now do the right thing for maps	2313	# now do the right thing for maps
2047	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2048	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2052	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2320	$self->decay_objects;
2054	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2055	$self->update_buttons;	2322	$self->update_buttons;
2056	cf::cede_to_tick;	2323	cf::cede_to_tick;
2057	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2058	cf::cede_to_tick;
2059	$self->activate;
2060	}	2325	}
2061		2326
2062	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2064
2065	$self->in_memory (cf::MAP_IN_MEMORY);
2066	}	2329	}
2067		2330
2068	$self->post_load;	2331	$self->post_load;
2069	}
2070		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
2071	sub customise_for {	2339	sub customise_for {
2072	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2073		2341
2074	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2075	if $self->per_player;	2343	if $self->per_player;
…		…
2078	# if $self->per_party;	2346	# if $self->per_party;
2079		2347
2080	$self	2348	$self
2081	}	2349	}
2082		2350
2083	# find and load all maps in the 3x3 area around a map
2084	sub load_neighbours {
2085	my ($map) = @_;
2086
2087	my @neigh; # diagonal neighbours
2088
2089	for (0 .. 3) {
2090	my $neigh = $map->tile_path ($_)
2091	or next;
2092	$neigh = find $neigh, $map
2093	or next;
2094	$neigh->load;
2095
2096	push @neigh,
2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2099	}
2100
2101	for (grep defined $_->[0], @neigh) {
2102	my ($path, $origin) = @$_;
2103	my $neigh = find $path, $origin
2104	or next;
2105	$neigh->load;
2106	}
2107	}
2108
2109	sub find_sync {	2351	sub find_sync {
2110	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2111		2353
2112	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
2113	}	2359	}
2114		2360
2115	sub do_load_sync {	2361	sub do_load_sync {
2116	my ($map) = @_;	2362	my ($map) = @_;
2117		2363
		2364	# it's a bug to call this from the main context
2118	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2119	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2120		2367
2121	cf::sync_job { $map->load };	2368	$map->load;
2122	}	2369	}
2123		2370
2124	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2125	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2126		2373
2127	sub find_async {	2374	sub find_async {
2128	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2129		2376
2130	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2131		2378
2132	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2134	}	2381	}
2135		2382
2136	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2137		2384
2138	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2152	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2153		2400
2154	()	2401	()
2155	}	2402	}
2156		2403
		2404	# common code, used by both ->save and ->swapout
2157	sub save {	2405	sub _save {
2158	my ($self) = @_;	2406	my ($self) = @_;
2159
2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
2161		2407
2162	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2163		2409
2164	return unless $self->dirty;	2410	return unless $self->dirty;
2165		2411
…		…
2174		2420
2175	cf::async {	2421	cf::async {
2176	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2178	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2179		2427
2180	if ($uniq) {	2428	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2431	} else {
2184	$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);
2185	}	2433	}
2186	}	2434	}
2187		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2188	sub swap_out {	2444	sub swap_out {
2189	my ($self) = @_;	2445	my ($self) = @_;
2190		2446
2191	# save first because save cedes
2192	$self->save;
2193
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2196	return if $self->players;	2451	return if $self->players;
2197	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
2198	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2199		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
2200	$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};
2201		2503
2202	$self->deactivate;	2504	$self->deactivate;
2203	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2204	$self->clear;	2506	$self->clear;
2205	}
2206
2207	sub reset_at {
2208	my ($self) = @_;
2209
2210	# TODO: safety, remove and allow resettable per-player maps
2211	return 1e99 if $self->{deny_reset};
2212
2213	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2214	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2215
2216	$time + $to
2217	}
2218
2219	sub should_reset {
2220	my ($self) = @_;
2221
2222	$self->reset_at <= $cf::RUNTIME
2223	}
2224
2225	sub reset {
2226	my ($self) = @_;
2227
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229
2230	return if $self->players;
2231
2232	warn "resetting map ", $self->path;
2233
2234	$self->in_memory (cf::MAP_SWAPPED);
2235
2236	# need to save uniques path
2237	unless ($self->{deny_save}) {
2238	my $uniq = $self->uniq_path; utf8::encode $uniq;
2239
2240	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2241	if $uniq;
2242	}
2243
2244	delete $cf::MAP{$self->path};
2245
2246	$self->deactivate;
2247	$_->clear_links_to ($self) for values %cf::MAP;
2248	$self->clear;
2249		2507
2250	$self->unlink_save;	2508	$self->unlink_save;
2251	$self->destroy;	2509	$self->destroy;
2252	}	2510	}
2253		2511
…		…
2261		2519
2262	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2263		2521
2264	$self->unlink_save;	2522	$self->unlink_save;
2265		2523
2266	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2267	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2268	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2269	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2271		2529
…		…
2320		2578
2321	sub unique_maps() {	2579	sub unique_maps() {
2322	[	2580	[
2323	map {	2581	map {
2324	utf8::decode $_;	2582	utf8::decode $_;
2325	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2326	? normalise $_	2586	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2588	]
2330	}	2589	}
2331		2590
2332	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	}
2333		2622
2334	=back	2623	=back
2335		2624
2336	=head3 cf::object	2625	=head3 cf::object
2337		2626
…		…
2341		2630
2342	=over 4	2631	=over 4
2343		2632
2344	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2345		2634
2346	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.
2347		2637
2348	=cut	2638	=cut
2349		2639
2350	sub inv_recursive_;	2640	sub inv_recursive_;
2351	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2357	}	2647	}
2358		2648
2359	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2360		2650
2361	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.
2362		2652
2363	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2364		2654
2365	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,
2366	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2367		2657
2368	=cut	2658	=cut
2369		2659
2370	sub deref {	2660	sub deref {
…		…
2398	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
2399	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2400		2690
2401	=cut	2691	=cut
2402		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
2403	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2708	# with dialog boxes.
2405	#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
2406	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2724
2421	} else {	2725	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2728	}
2425	}	2729	}
2426	}	2730	}
2427		2731
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2757
2454	=item $player_object->enter_link	2758	=item $player_object->enter_link
2455		2759
2456	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}>).
2457		2761
2458	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.
2459	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.
2460		2766
2461	Will never block.	2767	Will never block.
2462		2768
2463	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2464		2770
…		…
2484	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2791	my ($self) = @_;
2486		2792
2487	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2488		2794
		2795	++$self->{_link_recursion};
		2796
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2798
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2493		2801
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2803	}
2496		2804
2497	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2499		2807
…		…
2516	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2518		2826
2519	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2522		2830
2523	$map->load;	2831	$map->load;
2524	$map->load_neighbours;
2525		2832
2526	return unless $self->contr->active;	2833	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2834
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2531	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2532		2842
		2843	}
		2844
2533	=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)]])
2534		2846
2535	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
2536	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2537	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
2538	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
2539	be called at the end of this process.	2851	be called at the end of this process.
2540		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
2541	=cut	2856	=cut
2542		2857
2543	our $GOTOGEN;	2858	our $GOTOGEN;
2544		2859
2545	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2546	my ($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	}
2547		2868
2548	# 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
2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2550		2871
2551	$self->enter_link;	2872	$self->enter_link;
…		…
2571	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2572	}	2893	}
2573	}	2894	}
2574		2895
2575	my $map = eval {	2896	my $map = eval {
2576	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2577		2898
2578	if ($map) {	2899	if ($map) {
2579	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2580	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2581	} else {	2902	} else {
2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2583	}	2904	}
2584		2905
2585	$map	2906	$map
…		…
2593	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2594	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2595	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2596	}	2917	}
2597		2918
2598	$done->() if $done;	2919	$done->($self) if $done;
2599	})->prio (1);	2920	})->prio (1);
2600	}	2921	}
2601		2922
2602	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2603		2924
…		…
2623	}	2944	}
2624		2945
2625	sub prepare_random_map {	2946	sub prepare_random_map {
2626	my ($exit) = @_;	2947	my ($exit) = @_;
2627		2948
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2951	# that depends on the exit object
2633		2952
2634	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2955	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2641	}	2962	}
2642		2963
2643	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2644		2965
2645	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2648		2969
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2972	undef $fh;
2652	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2653		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2656	}	2981	}
2657	}	2982	}
2658		2983
2659	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2661		2986
2662	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2663		2988
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2989	$self->enter_link;
2676		2990
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2991	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2683		2993
2684	$self->deactivate_recursive; # just to be sure
2685	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
2686	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2687		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
2688	1;	3030	1
2689	}) {	3031	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "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. "
2692	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2694		3036
2695	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2696	$self->leave_link;	3038	$self->leave_link;
2697	}	3039	}
2698	})->prio (1);	3040	})->prio (1);
2699	}	3041	}
2700		3042
…		…
2711		3053
2712	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2714		3056
2715	utf8::encode $text;	3057	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "msg %d log %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);
2717	}	3084	}
2718		3085
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		3087
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a msg packet to the client, formatting the msg for the client if
2722	client if neccessary. C<$type> should be a string identifying the type of	3089	necessary. C<$type> should be a string identifying the type of the
2723	the message, with C<log> being the default. If C<$color> is negative, suppress	3090	message, with C<log> being the default. If C<$color> is negative, suppress
2724	the message unless the client supports the msg packet.	3091	the message unless the client supports the msg packet.
2725		3092
2726	=cut	3093	=cut
2727		3094
2728	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2729	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	},
2730	"c/identify" => {	3103	"c/identify" => {
2731	id => "infobox",	3104	id => "infobox",
2732	title => "Identify",	3105	title => "Identify",
2733	reply => undef,	3106	reply => undef,
2734	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	3109	"c/examine" => {
2737	id => "infobox",	3110	id => "infobox",
2738	title => "Examine",	3111	title => "Examine",
2739	reply => undef,	3112	reply => undef,
2740	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",
2741	},	3120	},
2742	"c/book" => {	3121	"c/book" => {
2743	id => "infobox",	3122	id => "infobox",
2744	title => "Book",	3123	title => "Book",
2745	reply => undef,	3124	reply => undef,
…		…
2761	id => "infobox",	3140	id => "infobox",
2762	title => "Body Parts",	3141	title => "Body Parts",
2763	reply => undef,	3142	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2765	},	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	},
2766	"c/uptime" => {	3181	"c/uptime" => {
2767	id => "infobox",	3182	id => "infobox",
2768	title => "Uptime",	3183	title => "Uptime",
2769	reply => undef,	3184	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	3185	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	3188	id => "infobox",
2774	title => "Map Info",	3189	title => "Map Info",
2775	reply => undef,	3190	reply => undef,
2776	tooltip => "Information related to the maps",	3191	tooltip => "Information related to the maps",
2777	},	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" => $CHAT_CHANNEL,
2778	);	3213	);
2779		3214
2780	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2782		3217
2783	$msg = $self->pl->expand_cfpod ($msg);	3218	$msg = $self->pl->expand_cfpod ($msg)
		3219	unless $color & cf::NDI_VERBATIM;
2784		3220
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	3221	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		3222
2787	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2790		3226
2791	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	3228	$channel = $channel->{id};
2795		3229
2796	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	3235	}
2803		3236
2804	$channel = $channel->{id};	3237	$channel = $channel->{id};
2805	}	3238	}
2806		3239
2807	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2808		3241
2809	if ($self->can_msg) {
2810	# default colour, mask it out	3242	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2813		3245
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	3246	my $pkt = "msg "
		3247	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	3249	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		3250
2828	$color &= cf::NDI_COLOR_MASK;	3251	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	3252	}
2842		3253
2843	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2844		3255
2845	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2847	=cut	3258	=cut
2848		3259
2849	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2851		3262
2852	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}
2858	}
2859
2860	=item $client->ext_reply ($msgid, @msg)
2861
2862	Sends an ext reply to the client.
2863
2864	=cut
2865
2866	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;
2868
2869	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}
2876	}	3264	}
2877		3265
2878	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2879		3267
2880	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2935	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2936		3324
2937	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2938		3326
2939	if (ref $msg) {	3327	if (ref $msg) {
2940	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2941	"ARRAY" eq ref $msg
2942	? @$msg
2943	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2944		3329
2945	my @reply;
2946
2947	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}) {
2948	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2949	}	3348	}
2950
2951	$ns->ext_reply ($reply, @reply)
2952	if $reply;
2953
2954	} else {	3349	} else {
2955	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";
2956	}	3351	}
2957		3352
2958	cf::override;	3353	cf::override;
2959	},	3354	},
2960	);	3355	);
…		…
2980		3375
2981	$coro	3376	$coro
2982	}	3377	}
2983		3378
2984	cf::client->attach (	3379	cf::client->attach (
2985	on_destroy => sub {	3380	on_client_destroy => sub {
2986	my ($ns) = @_;	3381	my ($ns) = @_;
2987		3382
2988	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2989	},	3384	},
2990	);	3385	);
…		…
3006	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3007		3402
3008	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3009		3404
3010	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3013	sort time	3408	sort time
3014	));	3409	));
3015		3410
3016	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3019		3414
3020	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3021		3416
3022	cf::object	3417	cf::object
3023	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
3024	insert remove name archname title slaying race decrease_ob_nr	3419	insert remove name archname title slaying race decrease split
		3420	value
3025		3421
3026	cf::object::player	3422	cf::object::player
3027	player	3423	player
3028		3424
3029	cf::player	3425	cf::player
…		…
3034		3430
3035	=cut	3431	=cut
3036		3432
3037	for (	3433	for (
3038	["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
3039	insert remove inv name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3044	) {	3440	) {
3045	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3048	for @funs;	3443	for @funs;
3049	}	3444	}
3050		3445
…		…
3065		3460
3066	my $qcode = $code;	3461	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3069		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3070	local $_;	3468	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3469
3073	my $eval =	3470	my $eval =
3074	"do {\n"	3471	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3474	. $code
3078	. "\n}"	3475	. "\n}"
3079	;	3476	;
3080		3477
		3478	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	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	}
3084		3487
3085	if ($@) {	3488	if ($@) {
3086	warn "$@";	3489	warn "$@",
3087	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3088	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3089	}	3492	}
3090		3493
3091	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3092	}	3495	}
3093		3496
…		…
3107	=cut	3510	=cut
3108		3511
3109	sub register_script_function {	3512	sub register_script_function {
3110	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3111		3514
3112	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3114	}	3517	}
3115		3518
3116	=back	3519	=back
3117		3520
3118	=cut	3521	=cut
3119		3522
3120	#############################################################################	3523	#############################################################################
3121	# the server's init and main functions	3524	# the server's init and main functions
3122		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_csum $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, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3123	sub load_facedata($) {	3603	sub load_facedata($) {
3124	my ($path) = @_;	3604	my ($path) = @_;
3125		3605
3126	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();
3129
3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3131		3607
3132	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3133		3609
3134	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3135	0 < aio_load $path, $facedata
3136	or die "$path: $!";
3137
3138	$facedata = Coro::Storable::thaw $facedata;
3139		3611
3140	$facedata->{version} == 2	3612	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3142		3614
3143	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3144	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3145	type => FT_RSRC,	3617
3146	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
3147	};	3619
3148	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3149		3623
3150	{	3624	{
3151	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3152		3626
3153	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3630
3156	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3158	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};
3159	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};
3160		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3161	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3162	}	3638	}
3163		3639
3164	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3165	next unless $info->{smooth};	3641	next unless $info->{smooth};
3166		3642
…		…
3169		3645
3170	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3171	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3173	} else {	3649	} else {
3174	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3175	}	3651	}
3176
3177	cf::cede_to_tick;
3178	}	3652	}
3179	}	3653	}
3180		3654
3181	{	3655	{
3182	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3183		3657
3184	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3185	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3186	cf::cede_to_tick;
3187	}	3660	}
3188		3661
3189	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3190	}	3663	}
3191		3664
3192	{	3665	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3196		3667
3197	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3672
3202	if ($info->{type} & 1) {
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3217	} else {	3679	} else {
3218	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3219	}	3681	}
3220
3221	cf::cede_to_tick;
3222	}
3223
3224	if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225	$soundconf = $enc->decode (delete $soundconf->{data});
3226
3227	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228	my $sound = $soundconf->{compat}[$_]
3229	or next;
3230
3231	my $face = cf::face::find "sound/$sound->[1]";
3232	cf::sound::set $sound->[0] => $face;
3233	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234	}	3682	}
3235
3236	while (my ($k, $v) = each %{$soundconf->{event}}) {
3237	my $face = cf::face::find "sound/$v";
3238	cf::sound::set $k => $face;
3239	}
3240	}
3241	}	3683	}
		3684
		3685	($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 $fh; # close old facedata
3242		3698
3243	1	3699	1
3244	}	3700	}
3245		3701
3246	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
…		…
3248		3704
3249	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
3250	$ns->fx_want ($k, $v);	3706	$ns->fx_want ($k, $v);
3251	}	3707	}
3252	};	3708	};
		3709
		3710	sub load_resource_file($) {
		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	}
3253		3733
3254	sub reload_regions {	3734	sub reload_regions {
3255	# 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
3256	# for this (global event?)	3736	# for this (global event?)
3257	%ext::player_env::MUSIC_FACE_CACHE = ();	3737	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	if exists $_->{match};	3744	if exists $_->{match};
3265	}	3745	}
3266	}	3746	}
3267		3747
3268	sub reload_facedata {	3748	sub reload_facedata {
3269	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3270	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3271	}	3751	}
3272		3752
3273	sub reload_archetypes {	3753	sub reload_archetypes {
3274	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3275	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
3276	#d# NEED to laod twice to resolve forward references	3756
3277	# this really needs to be done in an extra post-pass	3757	cf::face::set
3278	# (which needs to be synchronous, so solve it differently)	3758	"res/skill_info" => FT_RSRC,
3279	load_resource_file "$DATADIR/archetypes"	3759	JSON::XS->new->utf8->canonical->encode (
3280	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	);
3281	}	3768	}
3282		3769
3283	sub reload_treasures {	3770	sub reload_treasures {
3284	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3285	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3286	}	3773	}
3287		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
3288	sub reload_resources {	3795	sub reload_resources {
3289	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3290		3797
		3798	reload_materials;
		3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
		3802	reload_archetypes;
3291	reload_regions;	3803	reload_regions;
3292	reload_facedata;
3293	#reload_archetypes;#d#
3294	reload_archetypes;
3295	reload_treasures;	3804	reload_treasures;
3296		3805
3297	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3298	}
3299
3300	sub init {
3301	reload_resources;
3302	}	3807	}
3303		3808
3304	sub reload_config {	3809	sub reload_config {
3305	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3306	or return;
3307		3811
3308	local $/;	3812	my $config = load_file "$CONFDIR/config";
3309	*CFG = YAML::Syck::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3310		3815
3311	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3312		3817
3313	$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};
3314	$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};
3315		3820
3316	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3320	};	3825	};
3321	warn $@ if $@;	3826	warn $@ if $@;
3322	}	3827	}
3323	}	3828	}
3324		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
3325	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
3326	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3327	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3328	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#
3329	(async {	3871	(async {
3330	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3331	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3332	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3333	};	3875	};
3334		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;
3335	reload_config;	3891	reload_config;
3336	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3337	load_extensions;	3901	load_extensions;
3338		3902
3339	$TICK_WATCHER->start;	3903	utime time, time, $RUNTIMEFILE;
3340	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3904
3341	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;
3342	}	3920	}
3343		3921
3344	#############################################################################	3922	#############################################################################
3345	# initialisation and cleanup	3923	# initialisation and cleanup
3346		3924
3347	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3348	BEGIN {	3926	BEGIN {
3349	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3350	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3351	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3352	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3353	};	3931	};
3354	}	3932	}
3355	}	3933	}
3356		3934
3357	sub write_runtime {	3935	sub write_runtime_sync {
3358	my $runtime = "$LOCALDIR/runtime";	3936	my $t0 = AE::time;
3359		3937
3360	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3361	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3362		3940
3363	IO::AIO::aio_utime $runtime, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3364		3942
3365	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3366		3944
3367	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3368	or return;	3946	or return;
3369		3947
3370	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3371	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3372	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3382	aio_utime $fh, undef, undef;	3960	aio_utime $fh, undef, undef;
3383		3961
3384	close $fh	3962	close $fh
3385	or return;	3963	or return;
3386		3964
3387	aio_rename "$runtime~", $runtime	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3388	and return;	3966	and return;
3389		3967
3390	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3391		3969
3392	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 };
3393	}	4021	}
3394		4022
3395	sub emergency_save() {	4023	sub emergency_save() {
3396	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3397		4025
3398	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;
3399		4032
3400	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3401	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3402	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3403	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3404	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3405	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3406	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3407	$pl->valid or next;	4042	$pl->valid or next;
3408	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3409	$pl->save;	4044	$pl->save;
3410	}	4045	}
3411	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3412		4047
3413	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";
3414	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3415	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3416	$map->valid or next;	4053	$map->valid or next;
3417	$map->save;	4054	$map->save;
3418	}	4055	}
3419	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3420		4057
3421	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";
3422	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3423	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 $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3424	};	4086	};
3425		4087
3426	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3427	}	4089	}
3428		4090
3429	sub post_cleanup {	4091	sub post_cleanup {
3430	my ($make_core) = @_;	4092	my ($make_core) = @_;
3431		4093
		4094	IO::AIO::flush;
		4095
3432	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3433	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	}
3434	}	4126	}
3435		4127
3436	sub do_reload_perl() {	4128	sub do_reload_perl() {
3437	# can/must only be called in main	4129	# can/must only be called in main
3438	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3439	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3440	return;	4132	return;
3441	}	4133	}
3442		4134
3443	warn "reloading...";	4135	return if $RELOAD++;
3444		4136
3445	warn "entering sync_job";	4137	my $t1 = AE::time;
3446		4138
		4139	while ($RELOAD) {
		4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
		4142
		4143	trace "perl_reload: entering sync_job";
		4144
3447	cf::sync_job {	4145	cf::sync_job {
3448	cf::write_runtime; # external watchdog should not bark
3449	cf::emergency_save;	4146	#cf::emergency_save;
3450	cf::write_runtime; # external watchdog should not bark
3451		4147
3452	warn "syncing database to disk";
3453	BDB::db_env_txn_checkpoint $DB_ENV;
3454
3455	# if anything goes wrong in here, we should simply crash as we already saved
3456
3457	warn "flushing outstanding aio requests";
3458	for (;;) {
3459	BDB::flush;
3460	IO::AIO::flush;
3461	Coro::cede_notself;
3462	last unless IO::AIO::nreqs || BDB::nreqs;
3463	warn "iterate...";
3464	}
3465
3466	++$RELOAD;
3467
3468	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3469	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3470	%EXT_CORO = ();	4150	%EXT_CORO = ();
3471		4151
3472	warn "removing commands";	4152	trace "perl_reload: removing commands";
3473	%COMMAND = ();	4153	%COMMAND = ();
3474		4154
3475	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3476	%EXTCMD = ();	4156	%EXTCMD = ();
3477	%EXTICMD = ();	4157	%EXTICMD = ();
3478		4158
3479	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3480	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3481	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3482		4162
3483	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3484	eval {	4164	eval {
3485	$cb->($pkg);	4165	$cb->($pkg);
3486	1	4166	1
3487	} 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;
3488	}	4172	}
3489		4173
3490	warn "... nuking $pkg";
3491	Symbol::delete_package $pkg;
3492	}
3493
3494	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3495	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3496	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3497		4177
3498	warn "... unloading $k";	4178	trace "... unloading $k";
3499	delete $INC{$k};	4179	delete $INC{$k};
3500		4180
3501	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3502	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3503		4183
3504	if (my $cb = $k->can ("unload_module")) {	4184	if (my $cb = $k->can ("unload_module")) {
3505	$cb->();	4185	$cb->();
		4186	}
		4187
		4188	clear_package $k;
3506	}	4189	}
3507		4190
3508	Symbol::delete_package $k;
3509	}
3510
3511	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3512	Symbol::delete_package "safe::$_"	4192	clear_package "safe::$_"
3513	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);
3514		4194
3515	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3516	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3517	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3518		4198
3519	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3520	# and global variables created in xs	4200	# and global variables created in xs
3521	#Symbol::delete_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3522		4202
3523	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3524		4204
3525	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3526	require cf;	4206	require cf;
3527	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3528		4208
3529	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3530	cf::reload_config;	4210	cf::reload_config;
3531		4211
3532	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3533	cf::load_extensions;	4213	cf::load_extensions;
3534		4214
		4215	if ($REATTACH_ON_RELOAD) {
3535	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3536	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3537	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3538	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3539	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3540	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3541		4223
3542	warn "leaving sync_job";	4224	cf::_post_init 1;
3543		4225
		4226	trace "perl_reload: leaving sync_job";
		4227
3544	1	4228	1
3545	} or do {	4229	} or do {
3546	warn $@;	4230	error $@;
3547	warn "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3548	exit 1;	4232	};
		4233
		4234	--$RELOAD;
3549	};	4235	}
3550		4236
3551	warn "reloaded";	4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3552	};	4239	};
3553		4240
3554	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3555		4242
3556	sub reload_perl() {	4243	sub reload_perl() {
3557	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3558	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3559		4246
		4247	$RELOAD_WATCHER ||= cf::async {
		4248	Coro::AIO::aio_wait cache_extensions;
		4249
3560	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4251	do_reload_perl;
3561	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3562	do_reload_perl;	4253	};
3563	};	4254	};
3564	}	4255	}
3565		4256
3566	register_command "reload" => sub {	4257	register_command "reload" => sub {
3567	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
…		…
3573	reload_perl;	4264	reload_perl;
3574	};	4265	};
3575	}	4266	}
3576	};	4267	};
3577		4268
3578	unshift @INC, $LIBDIR;	4269	#############################################################################
3579		4270
3580	my $bug_warning = 0;	4271	my $bug_warning = 0;
3581		4272
3582	our @WAIT_FOR_TICK;
3583	our @WAIT_FOR_TICK_BEGIN;
3584
3585	sub wait_for_tick {	4273	sub wait_for_tick() {
3586	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3587	return if $Coro::current == $Coro::main;
3588		4275
3589	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3590	push @WAIT_FOR_TICK, $signal;
3591	$signal->wait;
3592	}	4277	}
3593		4278
3594	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3595	return unless $TICK_WATCHER->is_active;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3596	return if $Coro::current == $Coro::main;
3597		4281
3598	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3600	$signal->wait;	4284	$signal->wait;
3601	}	4285	}
3602		4286
3603	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4287	sub tick {
3604	if ($Coro::current != $Coro::main) {	4288	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3607	return;	4291	return;
3608	}	4292	}
3609		4293
3610	$NOW = $tick_start = EV::now;	4294	cf::one_tick; # one server iteration
3611		4295
3612	cf::server_tick; # one server iteration	4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3613
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK = $_[0]->at;
3616		4297
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4300	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4302	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3623	};	4304	};
3624	}	4305	}
3625		4306
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4308	$sig->send;
3628	}	4309	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3630	$sig->send;
3631	}
3632		4311
3633	$LOAD = ($NOW - $tick_start) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3634	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635		4314
3636	_post_tick;	4315	if (0) {
3637	};	4316	if ($NEXT_TICK) {
3638	$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	}
3639		4323
3640	{	4324	{
3641	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3642		4327
3643	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3644	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3645	$Coro::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3646		4331
3647	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3648	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3649	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3650	| 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;
3651	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4337	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4338	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3653		4339
3654	cf::sync_job {	4340	cf::sync_job {
3655	eval {	4341	eval {
…		…
3674	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3675	};	4361	};
3676	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3677	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3678	};	4364	};
		4365
		4366	info "database initialised";
3679	}	4367	}
3680		4368
3681	{	4369	{
3682	# configure IO::AIO	4370	# configure IO::AIO
3683		4371
		4372	info "initialising aio";
3684	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3685	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3686	$Coro::AIO::WATCHER->priority (1);	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3687	}	4377	}
3688		4378
3689	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3690		4381
3691	sub _log_backtrace {	4382	sub _log_backtrace {
3692	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3693		4384
3694	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3695		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3696	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3697	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3698	++$_log_backtrace;	4393	++$_log_backtrace;
		4394	my $perl_bt = Carp::longmess $msg;
3699	async {	4395	async {
3700	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3701		4397
3702	my @bt = fork_call {	4398	my @bt = fork_call {
3703	@addr = map { sprintf "%x", $_ } @addr;	4399	@addr = map { sprintf "%x", $_ } @addr;
…		…
3714	}	4410	}
3715		4411
3716	@funcs	4412	@funcs
3717	};	4413	};
3718		4414
3719	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $perl_bt\n";
		4416	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3720	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3721	--$_log_backtrace;	4418	--$_log_backtrace;
3722	};	4419	};
3723	} else {	4420	} else {
3724	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3725	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3726	}	4423	}
3727	}	4424	}
3728		4425
3729	# load additional modules	4426	# load additional modules
3730	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3731		4429
3732	END { cf::emergency_save }	4430	END { cf::emergency_save }
3733		4431
3734	1	4432	1
3735		4433

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