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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.396 by root, Wed Nov 14 08:09:46 2007 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		81
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
49		85
50	our %COMMAND = ();	86	our %COMMAND = ();
51	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
52		88
53	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
55	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
58		96
59	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
61		101
62	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
63	our $DATADIR = datadir;	104	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
67	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
73		125
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	128	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		130
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	134	our $DB_ENV;
87		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
88	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
89		140
90	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
92		145
93	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
96		149
97	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		152
100	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
101	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
103		165
104	binmode STDOUT;	166	binmode STDOUT;
105	binmode STDERR;	167	binmode STDERR;
106		168
107	# read virtual server time, if available	169	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
112	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
113		177
114	mkdir $_	178	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		180
117	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
118		182
119	sub cf::map::normalise;	183	sub cf::map::normalise;
120		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
121	#############################################################################	189	#############################################################################
122		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
123	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
124		203
125	=over 4	204	=over 4
126		205
127	=item $cf::UPTIME	206	=item $cf::UPTIME
128		207
129	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
130		224
131	=item $cf::RUNTIME	225	=item $cf::RUNTIME
132		226
133	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
134	every server tick.	228	every server tick.
135		229
136	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
137	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
138	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
139		233
140	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
141	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
142	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
143	database environment.	237	database environment.
144		238
145	=item $cf::NOW
146
147	The time of the last (current) server tick.
148
149	=item $cf::TICK
150
151	The interval between server ticks, in seconds.
152
153	=item $cf::LOADAVG	239	=item $cf::LOADAVG
154		240
155	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
156	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
157	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
165	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
166	from wherever your confdir points to.	252	from wherever your confdir points to.
167		253
168	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
169		255
170	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
171	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
173		277
174	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
175		279
176	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
177	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178	that call.	282	that call.
179		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
180	=back	290	=back
181		291
182	=cut	292	=cut
183		293
184	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
185	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
186	my $msg = join "", @_;	301	my $msg = join "", @_;
187		302
188	$msg .= "\n"	303	$msg .= "\n"
189	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
190		305
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		307
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$EV::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
277	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		537
292	sub lock_wait($) {	538	sub lock_wait($) {
293	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	540	}
306		541
307	sub lock_acquire($) {	542	sub lock_acquire($) {
308	my ($key) = @_;	543	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	544	}
322		545
323	sub lock_active($) {	546	sub lock_active($) {
324	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	548	}
328		549
329	sub freeze_mainloop {	550	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
331		552
332	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	554	}
338		555
339	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
340		557
341	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	559	get spread over time.
343		560
344	=cut	561	=cut
345		562
346	sub periodic($$) {	563	sub periodic($$) {
347	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
351	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
352	}	569	}
353		570
354	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
355		572
356	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
357	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
358	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
359		580
360	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
361	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
362		583
363	Useful for short background jobs.	584	Useful for short background jobs.
364		585
365	=cut	586	=cut
366		587
367	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
369		591
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
373		595
374	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
375		598
376	while () {	599	while () {
377	next_job:	600	next_job:
		601
378	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	603
380	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	608	$job->[2]->send;
384	Coro::cede;	609	Coro::cede;
385	goto next_job;	610	goto next_job;
386	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	613	}
388	}	614	}
389		615
390	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
391	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
392	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
393	$signal->wait;
394	} else {	619	} else {
		620	$busy = 0;
395	Coro::schedule;	621	Coro::schedule;
396	}	622	}
397	}	623	}
398	};	624	};
399		625
400	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
401	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
402		630
403	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
404	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
405		634
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
434	=cut	663	=cut
435		664
436	sub sync_job(&) {	665	sub sync_job(&) {
437	my ($job) = @_;	666	my ($job) = @_;
438		667
439	if ($Coro::current == $Coro::main) {	668	if (in_main) {
440	my $time = EV::time;	669	my $time = AE::time;
441		670
442	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
444		673
445	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
446		675
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
450		677
451	my $busy = 1;	678	my $busy = 1;
452	my @res;	679	my @res;
453		680
454	(async {	681	(async {
455	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
456	@res = eval { $job->() };	683	@res = eval { $job->() };
457	warn $@ if $@;	684	error $@ if $@;
458	undef $busy;	685	undef $busy;
459	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
460		687
461	while ($busy) {	688	while ($busy) {
462	if (Coro::nready) {	689	if (Coro::nready) {
…		…
464	} else {	691	} else {
465	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
466	}	693	}
467	}	694	}
468		695
469	$time = EV::time - $time;	696	my $time = AE::time - $time;
470		697
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
475		699
476	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
477	} else {	701	} else {
478	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
479		703
…		…
499	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
500		724
501	$coro	725	$coro
502	}	726	}
503		727
504	=item fork_call { }, $args	728	=item fork_call { }, @args
505		729
506	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
507	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
508	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
509	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
510		734
511	=cut	735	=cut
512		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
513	sub fork_call(&@) {	741	sub fork_call(&@) {
514	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
515		743
516	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
517	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
518	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
519		747
520	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
521	reset_signals;	749	cf::post_fork;
522	&$cb	750	&$cb
523	}, @args;	751	} @args;
524		752
525	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
526	}	792	}
527		793
528	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
529		795
530	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
540	within each server.	806	within each server.
541		807
542	=cut	808	=cut
543		809
544	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
545	my ($name) = @_;	814	my ($name) = @_;
546	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
547		816
548	eval {	817	eval {
549	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
559	}	828	}
560		829
561	our $DB;	830	our $DB;
562		831
563	sub db_init {	832	sub db_init {
564	cf::sync_job {
565	$DB ||= db_table "db";	833	$DB ||= db_table "db";
566	};
567	}	834	}
568		835
569	sub db_get($$) {	836	sub db_get($$) {
570	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
571		838
572	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
573	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
574		843
575	$! ? ()	844	$! ? ()
576	: $data	845	: $data
577	}
578	}	846	}
579		847
580	sub db_put($$$) {	848	sub db_put($$$) {
581	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
582	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
610		878
611	my @data;	879	my @data;
612	my $md5;	880	my $md5;
613		881
614	for (0 .. $#$src) {	882	for (0 .. $#$src) {
615	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
616	or Carp::croak "$src->[$_]: $!";
617	}	884	}
618		885
619	# if processing is expensive, check	886	# if processing is expensive, check
620	# checksum first	887	# checksum first
621	if (1) {	888	if (1) {
…		…
634		901
635	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
636	}	903	}
637	}	904	}
638		905
639	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
640	my $data = $process->(\@data);	907	my $data = $process->(\@data);
641	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
642		909
643	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
644		911
645	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
646	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
647	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
648		915
…		…
658		925
659	=cut	926	=cut
660		927
661	sub datalog($@) {	928	sub datalog($@) {
662	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
663	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
664	}	931	}
665		932
666	=back	933	=back
667		934
668	=cut	935	=cut
669		936
670	#############################################################################	937	#############################################################################
671		938
672	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
673		940
674	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
677		944
678	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
730		997
731	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
733		1000
734	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
736		1003
737	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
738		1005
739	=over 4	1006	=over 4
…		…
863		1130
864	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
865	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
866		1133
867	} elsif (ref $type) {	1134	} elsif (ref $type) {
868	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
869		1136
870	} else {	1137	} else {
871	shift @arg;	1138	shift @arg;
872	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
873	}	1140	}
874	}	1141	}
875	}	1142	}
876		1143
877	sub _object_attach {	1144	sub _object_attach {
…		…
887	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
888	}	1155	}
889		1156
890	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
891	} else {	1158	} else {
892	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
893	}	1160	}
894		1161
895	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
896	}	1163	}
897		1164
…		…
956		1223
957	for (@$callbacks) {	1224	for (@$callbacks) {
958	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
959		1226
960	if ($@) {	1227	if ($@) {
961	warn "$@";
962	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
963	override;	1229	override;
964	}	1230	}
965		1231
966	return 1 if $override;	1232	return 1 if $override;
967	}	1233	}
968		1234
969	0	1235	0
970	}	1236	}
971		1237
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1239
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1241
976	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
977		1243
…		…
1030		1296
1031	sub reattach {	1297	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1299	my ($obj) = @_;
1034		1300
		1301	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1303
1037	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1038		1305
1039	@$registry = ();	1306	@$registry = ();
1040		1307
…		…
1045	for (@$attach) {	1312	for (@$attach) {
1046	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1047	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1048	}	1315	}
1049	} else {	1316	} else {
1050	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1051	}	1318	}
1052	}	1319	}
1053	}	1320	}
1054		1321
1055	cf::attachable->attach (	1322	cf::attachable->attach (
1056	prio => -1000000,	1323	prio => -1000000,
1057	on_instantiate => sub {	1324	on_instantiate => sub {
1058	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1059		1326
1060	$data = from_json $data;	1327	$data = decode_json $data;
1061		1328
1062	for (@$data) {	1329	for (@$data) {
1063	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1064		1331
1065	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1082	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1083		1350
1084	sync_job {	1351	sync_job {
1085	if (length $$rdata) {	1352	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1089		1357
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1094	close $fh;	1365	aio_close $fh;
1095		1366
1096	if (@$objs) {	1367	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1102	close $fh;	1376	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1378	}
1105	} else {	1379	} else {
1106	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1107	}	1381	}
1108		1382
1109	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1387	} else {
1111	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1112	}	1389	}
1113	} else {	1390	} else {
1114	aio_unlink $filename;	1391	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1116	}	1393	}
…		…
1140	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1141	$av = $st->{objs};	1418	$av = $st->{objs};
1142	}	1419	}
1143		1420
1144	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1147		1425
1148	($data, $av)	1426	($data, $av)
1149	}	1427	}
1150		1428
1151	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1155	=cut	1433	=cut
1156		1434
1157	#############################################################################	1435	#############################################################################
1158	# command handling &c	1436	# command handling &c
1159		1437
1160	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1161		1439
1162	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1163	$name.	1441	$name.
1164		1442
1165	=cut	1443	=cut
…		…
1171	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1172		1450
1173	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1174	}	1452	}
1175		1453
1176	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1177		1455
1178	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1179	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1180	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1181	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1182	has logged in successfully.	1460	has logged in successfully.
1183		1461
1184	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1185	called.
1186		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1187	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1188		1470
1189	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1190	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1191	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1192	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1193	log-in.	1475	log-in.
1194		1476
1195	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1196	called.
1197		1478
1198	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1199		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1200	sub register_extcmd {	1486	sub register_extcmd($$) {
1201	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1202		1488
1203	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1204	}	1490	}
1205		1491
1206	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1207	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1208		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1209	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1210	}	1502	}
1211		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1212	cf::player->attach (	1512	cf::player->attach (
1213	on_command => sub {	1513	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1215		1515
1216	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1217	or return;	1517	or return;
1218		1518
…		…
1226	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1227		1527
1228	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1229		1529
1230	if (ref $msg) {	1530	if (ref $msg) {
1231	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1232	"ARRAY" eq ref $msg
1233	? @$msg
1234	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1235		1532
1236	my @reply;
1237
1238	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1239	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1240	}	1551	}
1241		1552
1242	$pl->ext_reply ($reply, @reply)
1243	if $reply;
1244
1245	} else {	1553	} else {
1246	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1247	}	1555	}
1248		1556
1249	cf::override;	1557	cf::override;
1250	},	1558	},
1251	);	1559	);
1252		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1253	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1254	cf::sync_job {	1590	cf::sync_job {
1255	my %todo;	1591	my %todo;
1256		1592
1257	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1258	next unless -r $path;	1594	next unless -r $path;
…		…
1276		1612
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1615
1280	$ext{source} =	1616	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1282	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1283	. $source	1619	. $source
1284	. "\n};\n1";	1620	. "\n};\n1";
1285		1621
1286	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1287	}	1623	}
1288		1624
		1625	my $pass = 0;
1289	my %done;	1626	my %done;
1290	while (%todo) {	1627	while (%todo) {
1291	my $progress;	1628	my $progress;
1292		1629
		1630	++$pass;
		1631
		1632	ext:
1293	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1635	next ext
1296	unless exists $done{$_};	1636	unless exists $done{$_};
1297	}	1637	}
1298		1638
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1640
1301	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1306	warn $msg;	1657
1307	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1659	delete $todo{$k};
1309	}	1660	} else {
1310		1661	$done{$k} = delete $todo{$k};
1311	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1312	}	1667	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1668	}
1318		1669
1319	skip:	1670	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1322	}	1680	}
1323	};	1681	};
1324	}	1682	}
1325		1683
1326	#############################################################################	1684	#############################################################################
1327		1685
1328	=back	1686	=back
1329		1687
1330	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1331		1689
1332	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1333		1691
1334	=cut	1692	=cut
1335		1693
1336	package cf::player;	1694	package cf::player;
1337		1695
…		…
1380		1738
1381	sub exists($) {	1739	sub exists($) {
1382	my ($login) = @_;	1740	my ($login) = @_;
1383		1741
1384	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1386	}	1744	}
1387		1745
1388	sub find($) {	1746	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1748	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1761	or return;
1404		1762
1405	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1406	or return;	1764	or return;
		1765
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1410	}	1769	}
1411	}	1770	}
1412	}	1771	}
1413		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1414	sub save($) {	1786	sub save($) {
1415	my ($pl) = @_;	1787	my ($pl) = @_;
1416		1788
1417	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1418		1790
…		…
1421		1793
1422	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1423		1795
1424	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1426		1803
1427	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1805	cf::cede_to_tick;
1429	}	1806	}
1430		1807
…		…
1462	my ($pl) = @_;	1839	my ($pl) = @_;
1463		1840
1464	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1465		1842
1466	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1845
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1470	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1472	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1473		1854
1474	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1476	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1514		1895
1515	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1516	my $path = path $login;	1897	my $path = path $login;
1517		1898
1518	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1905	}
1524		1906
…		…
1528		1910
1529	\@logins	1911	\@logins
1530	}	1912	}
1531		1913
1532	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1533		1917
1534	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1535	player. May block.	1919	player. May block.
1536		1920
1537	=cut	1921	=cut
…		…
1555	}	1939	}
1556		1940
1557	\@paths	1941	\@paths
1558	}	1942	}
1559		1943
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1945
1562	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652
1653	=item $player->ext_reply ($msgid, @msg)
1654
1655	Sends an ext reply to the player.
1656
1657	=cut
1658
1659	sub ext_reply($$@) {
1660	my ($self, $id, @msg) = @_;
1661
1662	$self->ns->ext_reply ($id, @msg)
1663	}
1664		1947
1665	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1666		1949
1667	Sends an ext event to the client.	1950	Sends an ext event to the client.
1668		1951
…		…
1688		1971
1689	=cut	1972	=cut
1690		1973
1691	sub find_by_path($) {	1974	sub find_by_path($) {
1692	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1693		1978
1694	my ($match, $specificity);	1979	my ($match, $specificity);
1695		1980
1696	for my $region (list) {	1981	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1725		2010
1726	sub generate_random_map {	2011	sub generate_random_map {
1727	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1728	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1729	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	2017	}
1743		2018
1744	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1745		2020
1746	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1751		2026
1752	sub register {	2027	sub register {
1753	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2029	my $pkg = caller;
1755		2030
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2032
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2034	}
1761		2035
1762	# also paths starting with '/'	2036	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2038
1765	sub thawer_merge {	2039	sub thawer_merge {
1766	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1767		2041
1768	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1773	}	2047	}
1774		2048
1775	sub normalise {	2049	sub normalise {
1776	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1777		2051
1778	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1779		2053
1780	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1781		2055
1782	# map plan:	2056	# map plan:
1783	#	2057	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2073	$path = "$base/$path";
1800	}	2074	}
1801		2075
1802	for ($path) {	2076	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1806	}	2079	}
1807		2080
1808	$path	2081	$path
…		…
1822	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1823	return $self;	2096	return $self;
1824	}	2097	}
1825	}	2098	}
1826		2099
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2101	()
1829	}	2102	}
1830		2103
		2104	# may re-bless or do other evil things
1831	sub init {	2105	sub init {
1832	my ($self) = @_;	2106	my ($self) = @_;
1833		2107
1834	$self	2108	$self
1835	}	2109	}
…		…
1854		2128
1855	# the temporary/swap location	2129	# the temporary/swap location
1856	sub save_path {	2130	sub save_path {
1857	my ($self) = @_;	2131	my ($self) = @_;
1858		2132
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1861	}	2135	}
1862		2136
1863	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1864	sub uniq_path {	2138	sub uniq_path {
1865	my ($self) = @_;	2139	my ($self) = @_;
1866		2140
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	2143	}
1879		2144
1880	sub decay_objects {	2145	sub decay_objects {
1881	my ($self) = @_;	2146	my ($self) = @_;
1882		2147
…		…
1909	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1910		2175
1911	1	2176	1
1912	}	2177	}
1913		2178
		2179	# used to laod the header of an original map
1914	sub load_header_orig {	2180	sub load_header_orig {
1915	my ($self) = @_;	2181	my ($self) = @_;
1916		2182
1917	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1918	}	2184	}
1919		2185
		2186	# used to laod the header of an instantiated map
1920	sub load_header_temp {	2187	sub load_header_temp {
1921	my ($self) = @_;	2188	my ($self) = @_;
1922		2189
1923	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1924	}	2191	}
1925		2192
		2193	# called after loading the header from an instantiated map
1926	sub prepare_temp {	2194	sub prepare_temp {
1927	my ($self) = @_;	2195	my ($self) = @_;
1928		2196
1929	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1930	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1931	# safety	2199	# safety
1932	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1933	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1934	}	2202	}
1935		2203
		2204	# called after loading the header from an original map
1936	sub prepare_orig {	2205	sub prepare_orig {
1937	my ($self) = @_;	2206	my ($self) = @_;
1938		2207
1939	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1940	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1964		2233
1965	sub find;	2234	sub find;
1966	sub find {	2235	sub find {
1967	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1968		2237
		2238	cf::cede_to_tick;
		2239
1969	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1970		2241
1971	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2244
1974	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1979	or return;	2247	or return;
1980		2248
1981	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1982		2250
…		…
1984	or return;	2252	or return;
1985		2253
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1989	undef $guard1;	2258	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2259	$map->reset;
1992	return find $path;	2260	return find $path;
1993	}	2261	}
1994		2262
1995	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1996	}	2264	}
1997	}	2265	}
1998		2266
1999	sub pre_load { }	2267	sub pre_load { }
2000	sub post_load { }	2268	#sub post_load { } # XS
2001		2269
2002	sub load {	2270	sub load {
2003	my ($self) = @_;	2271	my ($self) = @_;
2004		2272
2005	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2008		2276
2009	{	2277	{
2010	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2011		2279
2012	return unless $self->valid;	2280	return unless $self->valid;
2013	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2014
2015	$self->in_memory (cf::MAP_LOADING);
2016		2282
2017	$self->alloc;	2283	$self->alloc;
2018		2284
2019	$self->pre_load;	2285	$self->pre_load;
2020	cf::cede_to_tick;	2286	cf::cede_to_tick;
2021		2287
		2288	if (exists $self->{load_path}) {
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2290	$f->skip_block;
2024	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2025	or return;	2292	or return;
2026		2293
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
2028	if delete $self->{load_original};	2295	if delete $self->{load_original};
2029		2296
2030	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2298	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2033	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2034	$self->clear_unique_items;	2301	$self->clear_unique_items;
2035	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2036	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2037	}	2305	}
2038	}	2306	}
2039	}
2040		2307
2041	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2042		2315
2043	cf::cede_to_tick;	2316	cf::cede_to_tick;
2044	# now do the right thing for maps	2317	# now do the right thing for maps
2045	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2046	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2050	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2324	$self->decay_objects;
2052	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2053	$self->update_buttons;	2326	$self->update_buttons;
2054	cf::cede_to_tick;	2327	cf::cede_to_tick;
2055	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2056	cf::cede_to_tick;
2057	$self->activate;
2058	}	2329	}
2059		2330
2060	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2062
2063	$self->in_memory (cf::MAP_IN_MEMORY);
2064	}	2333	}
2065		2334
2066	$self->post_load;	2335	$self->post_load;
2067	}
2068		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2343	sub customise_for {
2070	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2071		2345
2072	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2347	if $self->per_player;
…		…
2076	# if $self->per_party;	2350	# if $self->per_party;
2077		2351
2078	$self	2352	$self
2079	}	2353	}
2080		2354
2081	# find and load all maps in the 3x3 area around a map
2082	sub load_neighbours {
2083	my ($map) = @_;
2084
2085	my @neigh; # diagonal neighbours
2086
2087	for (0 .. 3) {
2088	my $neigh = $map->tile_path ($_)
2089	or next;
2090	$neigh = find $neigh, $map
2091	or next;
2092	$neigh->load;
2093
2094	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}
2098
2099	for (grep defined $_->[0], @neigh) {
2100	my ($path, $origin) = @$_;
2101	my $neigh = find $path, $origin
2102	or next;
2103	$neigh->load;
2104	}
2105	}
2106
2107	sub find_sync {	2355	sub find_sync {
2108	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2109		2357
2110	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2111	}	2363	}
2112		2364
2113	sub do_load_sync {	2365	sub do_load_sync {
2114	my ($map) = @_;	2366	my ($map) = @_;
2115		2367
		2368	# it's a bug to call this from the main context
2116	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2117	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2118		2371
2119	cf::sync_job { $map->load };	2372	$map->load;
2120	}	2373	}
2121		2374
2122	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2123	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2124		2377
2125	sub find_async {	2378	sub find_async {
2126	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2127		2380
2128	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2129		2382
2130	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2132	}	2385	}
2133		2386
2134	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2135		2388
2136	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2150	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2151		2404
2152	()	2405	()
2153	}	2406	}
2154		2407
		2408	# common code, used by both ->save and ->swapout
2155	sub save {	2409	sub _save {
2156	my ($self) = @_;	2410	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2411
2160	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2161		2413
2162	return unless $self->dirty;	2414	return unless $self->dirty;
2163		2415
…		…
2172		2424
2173	cf::async {	2425	cf::async {
2174	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2176	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2177		2431
2178	if ($uniq) {	2432	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2435	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2437	}
2184	}	2438	}
2185		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2186	sub swap_out {	2448	sub swap_out {
2187	my ($self) = @_;	2449	my ($self) = @_;
2188		2450
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2194	return if $self->players;	2455	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2196	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2197		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2198	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2199		2507
2200	$self->deactivate;	2508	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2510	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2511
2248	$self->unlink_save;	2512	$self->unlink_save;
2249	$self->destroy;	2513	$self->destroy;
2250	}	2514	}
2251		2515
…		…
2259		2523
2260	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2261		2525
2262	$self->unlink_save;	2526	$self->unlink_save;
2263		2527
2264	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2533
…		…
2318		2582
2319	sub unique_maps() {	2583	sub unique_maps() {
2320	[	2584	[
2321	map {	2585	map {
2322	utf8::decode $_;	2586	utf8::decode $_;
2323	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2324	? normalise $_	2590	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2592	]
2328	}	2593	}
2329		2594
2330	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2331		2626
2332	=back	2627	=back
2333		2628
2334	=head3 cf::object	2629	=head3 cf::object
2335		2630
…		…
2339		2634
2340	=over 4	2635	=over 4
2341		2636
2342	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2343		2638
2344	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2345		2641
2346	=cut	2642	=cut
2347		2643
2348	sub inv_recursive_;	2644	sub inv_recursive_;
2349	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2355	}	2651	}
2356		2652
2357	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2358		2654
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2656
2361	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2362		2658
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2364	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2365		2661
2366	=cut	2662	=cut
2367		2663
2368	sub deref {	2664	sub deref {
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2398		2694
2399	=cut	2695	=cut
2400		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2401	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2712	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2728
2419	} else {	2729	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2732	}
2423	}	2733	}
2424	}	2734	}
2425		2735
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2761
2452	=item $player_object->enter_link	2762	=item $player_object->enter_link
2453		2763
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2765
2456	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2458		2770
2459	Will never block.	2771	Will never block.
2460		2772
2461	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2462		2774
…		…
2482	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2795	my ($self) = @_;
2484		2796
2485	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2486		2798
		2799	++$self->{_link_recursion};
		2800
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2802
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2491		2805
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2807	}
2494		2808
2495	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2497		2811
…		…
2514	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2516		2830
2517	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2520		2834
2521	$map->load;	2835	$map->load;
2522	$map->load_neighbours;
2523		2836
2524	return unless $self->contr->active;	2837	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2838
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2529	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2530		2846
		2847	}
		2848
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2850
2533	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2855	be called at the end of this process.
2538		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2539	=cut	2860	=cut
2540		2861
2541	our $GOTOGEN;	2862	our $GOTOGEN;
2542		2863
2543	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2545		2872
2546	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2875
2549	$self->enter_link;	2876	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2570	}	2897	}
2571	}	2898	}
2572		2899
2573	my $map = eval {	2900	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2902
2576	if ($map) {	2903	if ($map) {
2577	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2906	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2908	}
2582		2909
2583	$map	2910	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2594	}	2921	}
2595		2922
2596	$done->() if $done;	2923	$done->($self) if $done;
2597	})->prio (1);	2924	})->prio (1);
2598	}	2925	}
2599		2926
2600	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2601		2928
…		…
2621	}	2948	}
2622		2949
2623	sub prepare_random_map {	2950	sub prepare_random_map {
2624	my ($exit) = @_;	2951	my ($exit) = @_;
2625		2952
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2955	# that depends on the exit object
2631		2956
2632	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2959	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2639	}	2966	}
2640		2967
2641	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2642		2969
2643	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2646		2973
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2976	undef $fh;
2650	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2651		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2654	}	2985	}
2655	}	2986	}
2656		2987
2657	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2659		2990
2660	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2661		2992
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2993	$self->enter_link;
2674		2994
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2995	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2681		2997
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2684	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2685		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2686	1;	3034	1
2687	}) {	3035	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2692		3040
2693	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2694	$self->leave_link;	3042	$self->leave_link;
2695	}	3043	}
2696	})->prio (1);	3044	})->prio (1);
2697	}	3045	}
2698		3046
…		…
2710	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2712		3060
2713	utf8::encode $text;	3061	utf8::encode $text;
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2715	}	3088	}
2716		3089
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		3091
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2723		3096
2724	=cut	3097	=cut
2725		3098
2726	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2728	"c/identify" => {	3107	"c/identify" => {
2729	id => "infobox",	3108	id => "infobox",
2730	title => "Identify",	3109	title => "Identify",
2731	reply => undef,	3110	reply => undef,
2732	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	3113	"c/examine" => {
2735	id => "infobox",	3114	id => "infobox",
2736	title => "Examine",	3115	title => "Examine",
2737	reply => undef,	3116	reply => undef,
2738	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2739	},	3124	},
2740	"c/book" => {	3125	"c/book" => {
2741	id => "infobox",	3126	id => "infobox",
2742	title => "Book",	3127	title => "Book",
2743	reply => undef,	3128	reply => undef,
…		…
2759	id => "infobox",	3144	id => "infobox",
2760	title => "Body Parts",	3145	title => "Body Parts",
2761	reply => undef,	3146	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2763	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
2764	"c/uptime" => {	3185	"c/uptime" => {
2765	id => "infobox",	3186	id => "infobox",
2766	title => "Uptime",	3187	title => "Uptime",
2767	reply => undef,	3188	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	3189	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	3192	id => "infobox",
2772	title => "Map Info",	3193	title => "Map Info",
2773	reply => undef,	3194	reply => undef,
2774	tooltip => "Information related to the maps",	3195	tooltip => "Information related to the maps",
2775	},	3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2776	);	3211	);
2777		3212
2778	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3215
2781	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2782		3218
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3220
2785	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2788		3224
2789	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3226	$channel = $channel->{id};
2793		3227
2794	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3233	}
2801		3234
2802	$channel = $channel->{id};	3235	$channel = $channel->{id};
2803	}	3236	}
2804		3237
2805	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2806		3239
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3240	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2811		3243
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3247	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3248
2826	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3250	}
2840		3251
2841	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2842		3253
2843	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2845	=cut	3256	=cut
2846		3257
2847	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2849		3260
2850	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}
2856	}
2857
2858	=item $client->ext_reply ($msgid, @msg)
2859
2860	Sends an ext reply to the client.
2861
2862	=cut
2863
2864	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;
2866
2867	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}
2874	}	3262	}
2875		3263
2876	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2877		3265
2878	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2933	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2934		3322
2935	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2936		3324
2937	if (ref $msg) {	3325	if (ref $msg) {
2938	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2939	"ARRAY" eq ref $msg
2940	? @$msg
2941	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2942		3327
2943	my @reply;
2944
2945	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2946	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2947	}	3346	}
2948
2949	$ns->ext_reply ($reply, @reply)
2950	if $reply;
2951
2952	} else {	3347	} else {
2953	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2954	}	3349	}
2955		3350
2956	cf::override;	3351	cf::override;
2957	},	3352	},
2958	);	3353	);
…		…
2978		3373
2979	$coro	3374	$coro
2980	}	3375	}
2981		3376
2982	cf::client->attach (	3377	cf::client->attach (
2983	on_destroy => sub {	3378	on_client_destroy => sub {
2984	my ($ns) = @_;	3379	my ($ns) = @_;
2985		3380
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3382	},
2988	);	3383	);
…		…
3004	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3005		3400
3006	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3007		3402
3008	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3011	sort time	3406	sort time
3012	));	3407	));
3013		3408
3014	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3017		3412
3018	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3019		3414
3020	cf::object	3415	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
3023		3419
3024	cf::object::player	3420	cf::object::player
3025	player	3421	player
3026		3422
3027	cf::player	3423	cf::player
…		…
3032		3428
3033	=cut	3429	=cut
3034		3430
3035	for (	3431	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3042	) {	3438	) {
3043	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3046	for @funs;	3441	for @funs;
3047	}	3442	}
3048		3443
…		…
3063		3458
3064	my $qcode = $code;	3459	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3067		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3068	local $_;	3466	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3467
3071	my $eval =	3468	my $eval =
3072	"do {\n"	3469	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3472	. $code
3076	. "\n}"	3473	. "\n}"
3077	;	3474	;
3078		3475
		3476	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3082		3485
3083	if ($@) {	3486	if ($@) {
3084	warn "$@";	3487	warn "$@",
3085	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3086	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3087	}	3490	}
3088		3491
3089	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3090	}	3493	}
3091		3494
…		…
3105	=cut	3508	=cut
3106		3509
3107	sub register_script_function {	3510	sub register_script_function {
3108	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3109		3512
3110	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3112	}	3515	}
3113		3516
3114	=back	3517	=back
3115		3518
3116	=cut	3519	=cut
3117		3520
3118	#############################################################################	3521	#############################################################################
3119	# the server's init and main functions	3522	# the server's init and main functions
3120		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3121	sub load_facedata($) {	3601	sub load_facedata($) {
3122	my ($path) = @_;	3602	my ($path) = @_;
3123		3603
3124	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();
3127
3128	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129		3605
3130	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3131		3607
3132	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3133	0 < aio_load $path, $facedata
3134	or die "$path: $!";
3135
3136	$facedata = Coro::Storable::thaw $facedata;
3137		3609
3138	$facedata->{version} == 2	3610	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3140		3612
3141	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3142	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3143	type => FT_RSRC,	3615
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3145	};	3617
3146	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3147		3621
3148	{	3622	{
3149	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3150		3624
3151	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3628
3153	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3157		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3158	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3159	}	3636	}
3160		3637
3161	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3639	next unless $info->{smooth};
		3640
3163	my $idx = cf::face::find $face	3641	my $idx = cf::face::find $face
3164	or next;	3642	or next;
		3643
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3647	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3170	}	3649	}
3171
3172	cf::cede_to_tick;
3173	}	3650	}
3174	}	3651	}
3175		3652
3176	{	3653	{
3177	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3178		3655
3179	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3180	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3181	cf::cede_to_tick;
3182	}	3658	}
3183		3659
3184	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3185	}	3661	}
3186		3662
3187	{	3663	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3191		3665
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
		3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3670
3198	if ($info->{type} & 1) {	3671	cf::face::set_type $idx, $type;
3199	# prepend meta info	3672	cf::face::set_csum $idx, 0, $info->{hash};
3200		3673	$cf::face::SIZE[0][$idx] = $info->{size};
3201	my $meta = $enc->encode ({	3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
3202	name => $name,	3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3203	%{ $info->{meta} || {} },	3676	$cf::face::HASH{$info->{hash}} = $idx;
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3677	} else {
3208	$data = $info->{data};	3678	# $RESOURCE{$name} = $info; # unused
3209	}	3679	}
3210
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;
3215	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}	3680	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
		3692
		3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3694
		3695	aio_close $fh if $fh; # close old facedata
3235		3696
3236	1	3697	1
3237	}	3698	}
3238		3699
3239	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
…		…
3241		3702
3242	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
3244	}	3705	}
3245	};	3706	};
		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
3246		3731
3247	sub reload_regions {	3732	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3734	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3735	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3257	if exists $_->{match};	3742	if exists $_->{match};
3258	}	3743	}
3259	}	3744	}
3260		3745
3261	sub reload_facedata {	3746	sub reload_facedata {
3262	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3263	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3264	}	3749	}
3265		3750
3266	sub reload_archetypes {	3751	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references	3754
3270	# this really needs to be done in an extra post-pass	3755	cf::face::set
3271	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
3272	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
3273	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3274	}	3766	}
3275		3767
3276	sub reload_treasures {	3768	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3279	}	3771	}
3280		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3281	sub reload_resources {	3793	sub reload_resources {
3282	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3283		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
3284	reload_regions;	3801	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3802	reload_treasures;
3289		3803
3290	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3805	}
3296		3806
3297	sub reload_config {	3807	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3299	or return;
3300		3809
3301	local $/;	3810	my $config = load_file "$CONFDIR/config";
3302	*CFG = YAML::Syck::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3303		3813
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3815
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3818
3309	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3313	};	3823	};
3314	warn $@ if $@;	3824	warn $@ if $@;
3315	}	3825	}
3316	}	3826	}
3317		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3318	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
3319	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3869	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3326	};	3873	};
3327		3874
		3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
3328	reload_config;	3889	reload_config;
3329	db_init;	3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3330	load_extensions;	3899	load_extensions;
3331		3900
3332	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
3333	EV::loop;	3902
		3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3334	}	3918	}
3335		3919
3336	#############################################################################	3920	#############################################################################
3337	# initialisation and cleanup	3921	# initialisation and cleanup
3338		3922
3339	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3340	BEGIN {	3924	BEGIN {
3341	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3342	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3343	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3344	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3345	};	3929	};
3346	}	3930	}
3347	}	3931	}
3348		3932
3349	sub write_runtime {	3933	sub write_runtime_sync {
3350	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3351		3935
3352	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3353	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3354		3938
3355	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3356		3940
3357	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3358		3942
3359	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3360	or return;	3944	or return;
3361		3945
3362	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3363	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3364	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3374	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3375		3959
3376	close $fh	3960	close $fh
3377	or return;	3961	or return;
3378		3962
3379	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3380	and return;	3964	and return;
3381		3965
3382	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3383		3967
3384	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
3385	}	4019	}
3386		4020
3387	sub emergency_save() {	4021	sub emergency_save() {
3388	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3389		4023
3390	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3391		4030
3392	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3393	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3394	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3395	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3396	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3397	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3398	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3399	$pl->valid or next;	4040	$pl->valid or next;
3400	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3401	$pl->save;	4042	$pl->save;
3402	}	4043	}
3403	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3404		4045
3405	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3406	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3407	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3408	$map->valid or next;	4051	$map->valid or next;
3409	$map->save;	4052	$map->save;
3410	}	4053	}
3411	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3412		4055
3413	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3414	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3415	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3416	};	4084	};
3417		4085
3418	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3419	}	4087	}
3420		4088
3421	sub post_cleanup {	4089	sub post_cleanup {
3422	my ($make_core) = @_;	4090	my ($make_core) = @_;
3423		4091
		4092	IO::AIO::flush;
		4093
3424	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3425	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
3426	}	4124	}
3427		4125
3428	sub do_reload_perl() {	4126	sub do_reload_perl() {
3429	# can/must only be called in main	4127	# can/must only be called in main
3430	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3431	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3432	return;	4130	return;
3433	}	4131	}
3434		4132
3435	warn "reloading...";	4133	return if $RELOAD++;
3436		4134
3437	warn "entering sync_job";	4135	my $t1 = AE::time;
3438		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
3439	cf::sync_job {	4143	cf::sync_job {
3440	cf::write_runtime; # external watchdog should not bark
3441	cf::emergency_save;	4144	#cf::emergency_save;
3442	cf::write_runtime; # external watchdog should not bark
3443		4145
3444	warn "syncing database to disk";
3445	BDB::db_env_txn_checkpoint $DB_ENV;
3446
3447	# if anything goes wrong in here, we should simply crash as we already saved
3448
3449	warn "flushing outstanding aio requests";
3450	for (;;) {
3451	BDB::flush;
3452	IO::AIO::flush;
3453	Coro::cede_notself;
3454	last unless IO::AIO::nreqs || BDB::nreqs;
3455	warn "iterate...";
3456	}
3457
3458	++$RELOAD;
3459
3460	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3461	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3462	%EXT_CORO = ();	4148	%EXT_CORO = ();
3463		4149
3464	warn "removing commands";	4150	trace "perl_reload: removing commands";
3465	%COMMAND = ();	4151	%COMMAND = ();
3466		4152
3467	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3468	%EXTCMD = ();	4154	%EXTCMD = ();
3469	%EXTICMD = ();	4155	%EXTICMD = ();
3470		4156
3471	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3472	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3473	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3474		4160
3475	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3476	eval {	4162	eval {
3477	$cb->($pkg);	4163	$cb->($pkg);
3478	1	4164	1
3479	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3480	}	4170	}
3481		4171
3482	warn "... nuking $pkg";
3483	Symbol::delete_package $pkg;
3484	}
3485
3486	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3487	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3488	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3489		4175
3490	warn "... unloading $k";	4176	trace "... unloading $k";
3491	delete $INC{$k};	4177	delete $INC{$k};
3492		4178
3493	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3494	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3495		4181
3496	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3497	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3498	}	4187	}
3499		4188
3500	Symbol::delete_package $k;
3501	}
3502
3503	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3504	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3505	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3506		4192
3507	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3508	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3509	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3510		4196
3511	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3512	# and global variables created in xs	4198	# and global variables created in xs
3513	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3514		4200
3515	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3516		4202
3517	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3518	require cf;	4204	require cf;
3519	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3520		4206
3521	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3522	cf::reload_config;	4208	cf::reload_config;
3523		4209
3524	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3525	cf::load_extensions;	4211	cf::load_extensions;
3526		4212
		4213	if ($REATTACH_ON_RELOAD) {
3527	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3528	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3529	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3530	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3531	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3532	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3533		4221
3534	warn "leaving sync_job";	4222	cf::_post_init 1;
3535		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3536	1	4226	1
3537	} or do {	4227	} or do {
3538	warn $@;	4228	error $@;
3539	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3540	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3541	};	4233	}
3542		4234
3543	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3544	};	4237	};
3545		4238
3546	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3547		4240
3548	sub reload_perl() {	4241	sub reload_perl() {
3549	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3550	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3551		4244
		4245	$RELOAD_WATCHER ||= cf::async {
		4246	Coro::AIO::aio_wait cache_extensions;
		4247
3552	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4249	do_reload_perl;
3553	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3554	do_reload_perl;	4251	};
3555	};	4252	};
3556	}	4253	}
3557		4254
3558	register_command "reload" => sub {	4255	register_command "reload" => sub {
3559	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
…		…
3565	reload_perl;	4262	reload_perl;
3566	};	4263	};
3567	}	4264	}
3568	};	4265	};
3569		4266
3570	unshift @INC, $LIBDIR;	4267	#############################################################################
3571		4268
3572	my $bug_warning = 0;	4269	my $bug_warning = 0;
3573		4270
3574	our @WAIT_FOR_TICK;
3575	our @WAIT_FOR_TICK_BEGIN;
3576
3577	sub wait_for_tick {	4271	sub wait_for_tick() {
3578	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3579	return if $Coro::current == $Coro::main;
3580		4273
3581	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3582	push @WAIT_FOR_TICK, $signal;
3583	$signal->wait;
3584	}	4275	}
3585		4276
3586	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3587	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3588	return if $Coro::current == $Coro::main;
3589		4279
3590	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3591	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3592	$signal->wait;	4282	$signal->wait;
3593	}	4283	}
3594		4284
3595	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4285	sub tick {
3596	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3597	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3598	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3599	return;	4289	return;
3600	}	4290	}
3601		4291
3602	$NOW = $tick_start = EV::now;	4292	cf::one_tick; # one server iteration
3603		4293
3604	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3605
3606	$RUNTIME += $TICK;
3607	$NEXT_TICK += $TICK;
3608		4295
3609	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3610	$NEXT_RUNTIME_WRITE = $NOW + 10;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3611	Coro::async_pool {	4298	Coro::async_pool {
3612	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3613	write_runtime	4300	write_runtime_sync
3614	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3615	};	4302	};
3616	}	4303	}
3617		4304
3618	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3619	$sig->send;	4306	$sig->send;
3620	}	4307	}
3621	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3622	$sig->send;
3623	}
3624		4309
3625	$LOAD = ($NOW - $tick_start) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3626	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3627		4312
3628	_post_tick;	4313	if (0) {
3629	};	4314	if ($NEXT_TICK) {
3630	$TICK_WATCHER->priority (EV::MAXPRI);	4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
		4319	}
		4320	}
3631		4321
3632	{	4322	{
		4323	# configure BDB
		4324	info "initialising database";
		4325
3633	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3634	BDB::max_poll_time $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3635	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3636
3637	BDB::set_sync_prepare {
3638	my $status;
3639	my $current = $Coro::current;
3640	(
3641	sub {
3642	$status = $!;
3643	$current->ready; undef $current;
3644	},
3645	sub {
3646	Coro::schedule while defined $current;
3647	$! = $status;
3648	},
3649	)
3650	};
3651		4329
3652	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3653	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3654	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3655	| BDB::LOG_AUTOREMOVE, 1);	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3656	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3657	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3658		4337
3659	cf::sync_job {	4338	cf::sync_job {
3660	eval {	4339	eval {
…		…
3679	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3680	};	4359	};
3681	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3682	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683	};	4362	};
		4363
		4364	info "database initialised";
3684	}	4365	}
3685		4366
3686	{	4367	{
		4368	# configure IO::AIO
		4369
		4370	info "initialising aio";
3687	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3688
3689	undef $Coro::AIO::WATCHER;
3690	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3691	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3692	}	4375	}
3693		4376
3694	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3695		4379
3696	sub _log_backtrace {	4380	sub _log_backtrace {
3697	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3698		4382
3699	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3700		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3701	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3702	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3703	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3704	async {	4393	async {
3705	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3706		4395
3707	my @bt = fork_call {	4396	my @bt = fork_call {
3708	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
…		…
3719	}	4408	}
3720		4409
3721	@funcs	4410	@funcs
3722	};	4411	};
3723		4412
3724	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3725	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3726	--$_log_backtrace;	4416	--$_log_backtrace;
3727	};	4417	};
3728	} else {	4418	} else {
3729	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3730	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3731	}	4421	}
3732	}	4422	}
3733		4423
3734	# load additional modules	4424	# load additional modules
3735	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3736		4427
3737	END { cf::emergency_save }	4428	END { cf::emergency_save }
3738		4429
3739	1	4430	1
3740		4431

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