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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.404 by root, Mon Dec 17 07:27:58 2007 UTC vs.
Revision 1.609 by root, Tue Nov 20 14:30:22 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		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;
74		125
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	128	our $NEXT_TICK;
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;
92	our $NOW;	144	our $NOW;
93		145
94	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		152
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
104		165
105	binmode STDOUT;	166	binmode STDOUT;
106	binmode STDERR;	167	binmode STDERR;
107		168
108	# read virtual server time, if available	169	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
113	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
114		177
115	mkdir $_	178	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		180
118	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
119		182
120	sub cf::map::normalise;	183	sub cf::map::normalise;
121		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
122	#############################################################################	189	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
125		203
126	=over 4	204	=over 4
127		205
128	=item $cf::UPTIME	206	=item $cf::UPTIME
129		207
130	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.
131		224
132	=item $cf::RUNTIME	225	=item $cf::RUNTIME
133		226
134	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
135	every server tick.	228	every server tick.
136		229
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		233
141	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
144	database environment.	237	database environment.
145		238
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	239	=item $cf::LOADAVG
155		240
156	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
166	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	252	from wherever your confdir points to.
168		253
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		255
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
172	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
174		277
175	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
176		279
177	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
178	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
179	that call.	282	that call.
180		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
181	=back	290	=back
182		291
183	=cut	292	=cut
184		293
185	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	301	my $msg = join "", @_;
188		302
189	$msg .= "\n"	303	$msg .= "\n"
190	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
191		305
192	$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;
193		307
194	LOG llevError, $msg;	308	LOG llevWarn, $msg;
195	};	309	};
196	}	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	};
197		324
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	335	for my $pkg (qw(
209	cf::global cf::attachable	336	cf::global cf::attachable
210	cf::object cf::object::player	337	cf::object cf::object::player
211	cf::client cf::player	338	cf::client cf::player
212	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
213	cf::map cf::party cf::region	341	cf::party cf::region
214	)) {	342	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	344	}
218		345
219	$EV::DIED = sub {	346	$EV::DIED = sub {
220	warn "error in event callback: @_";	347	warn "error in event callback: $@";
221	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
222		354
223	#############################################################################	355	#############################################################################
224		356
225	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
226		358
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	380	$d
249	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
250	}	382	}
251		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
252	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
253		437
254	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
255		439
256	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		447
264	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
266		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
267	=item cf::lock_wait $string	513	=item cf::lock_wait $string
268		514
269	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
270		516
271	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
272		518
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
276	returned.	522	returned.
277		523
278	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
279	deadlocked coro.	525	deadlocked coro.
…		…
285		531
286	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.
287		533
288	=cut	534	=cut
289		535
290	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		537
293	sub lock_wait($) {	538	sub lock_wait($) {
294	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	540	}
307		541
308	sub lock_acquire($) {	542	sub lock_acquire($) {
309	my ($key) = @_;	543	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	544	}
323		545
324	sub lock_active($) {	546	sub lock_active($) {
325	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	548	}
329		549
330	sub freeze_mainloop {	550	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
332		552
333	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;
335	};
336	$TICK_WATCHER->stop;
337	$guard
338	}	554	}
339		555
340	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
341		557
342	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
343	get spread over timer.	559	get spread over time.
344		560
345	=cut	561	=cut
346		562
347	sub periodic($$) {	563	sub periodic($$) {
348	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
352	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
353	}	569	}
354		570
355	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
356		572
357	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
358	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
359	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
360		580
361	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
362	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
363		583
364	Useful for short background jobs.	584	Useful for short background jobs.
365		585
366	=cut	586	=cut
367		587
368	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
369	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
370		591
371	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
372	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
373	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
374		595
375	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
376		598
377	while () {	599	while () {
378	next_job:	600	next_job:
		601
379	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
380	if ($avail > 0.01) {	603
381	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
382	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
383	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
384	$job->[2]->send;	608	$job->[2]->send;
385	Coro::cede;	609	Coro::cede;
386	goto next_job;	610	goto next_job;
387	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
388	}	613	}
389	}	614	}
390		615
391	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
392	# 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
393	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
394	$signal->wait;
395	} else {	619	} else {
		620	$busy = 0;
396	Coro::schedule;	621	Coro::schedule;
397	}	622	}
398	}	623	}
399	};	624	};
400		625
401	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
402	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
403		630
404	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
405	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
406		634
407	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
408	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
409	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
435	=cut	663	=cut
436		664
437	sub sync_job(&) {	665	sub sync_job(&) {
438	my ($job) = @_;	666	my ($job) = @_;
439		667
440	if ($Coro::current == $Coro::main) {	668	if (in_main) {
441	my $time = EV::time;	669	my $time = AE::time;
442		670
443	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
444	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
445		673
446	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
447		675
448	# TODO: use suspend/resume instead
449	# (but this is cancel-safe)
450	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
451		677
452	my $busy = 1;	678	my $busy = 1;
453	my @res;	679	my @res;
454		680
455	(async {	681	(async {
456	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
457	@res = eval { $job->() };	683	@res = eval { $job->() };
458	warn $@ if $@;	684	error $@ if $@;
459	undef $busy;	685	undef $busy;
460	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
461		687
462	while ($busy) {	688	while ($busy) {
463	if (Coro::nready) {	689	if (Coro::nready) {
…		…
465	} else {	691	} else {
466	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
467	}	693	}
468	}	694	}
469		695
470	$time = EV::time - $time;	696	my $time = AE::time - $time;
471		697
472	LOG llevError | logBacktrace, Carp::longmess "long sync job"
473	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
474
475	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
476		699
477	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
478	} else {	701	} else {
479	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
480		703
…		…
500	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
501		724
502	$coro	725	$coro
503	}	726	}
504		727
505	=item fork_call { }, $args	728	=item fork_call { }, @args
506		729
507	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
508	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
509	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
510	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
511		734
512	=cut	735	=cut
513		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
514	sub fork_call(&@) {	741	sub fork_call(&@) {
515	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
516		743
517	# we seemingly have to make a local copy of the whole thing,
518	# otherwise perl prematurely frees the stuff :/
519	# TODO: investigate and fix (likely this will be rather laborious)
520
521	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
522	reset_signals;	745	cf::post_fork;
523	&$cb	746	&$cb
524	}, @args;	747	} @args;
525		748
526	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
527	}	788	}
528		789
529	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
530		791
531	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
541	within each server.	802	within each server.
542		803
543	=cut	804	=cut
544		805
545	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
546	my ($name) = @_;	810	my ($name) = @_;
547	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
548		812
549	eval {	813	eval {
550	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
560	}	824	}
561		825
562	our $DB;	826	our $DB;
563		827
564	sub db_init {	828	sub db_init {
565	cf::sync_job {
566	$DB ||= db_table "db";	829	$DB ||= db_table "db";
567	};
568	}	830	}
569		831
570	sub db_get($$) {	832	sub db_get($$) {
571	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
572		834
573	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
574	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
575		839
576	$! ? ()	840	$! ? ()
577	: $data	841	: $data
578	}
579	}	842	}
580		843
581	sub db_put($$$) {	844	sub db_put($$$) {
582	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
583	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
611		874
612	my @data;	875	my @data;
613	my $md5;	876	my $md5;
614		877
615	for (0 .. $#$src) {	878	for (0 .. $#$src) {
616	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
617	or Carp::croak "$src->[$_]: $!";
618	}	880	}
619		881
620	# if processing is expensive, check	882	# if processing is expensive, check
621	# checksum first	883	# checksum first
622	if (1) {	884	if (1) {
…		…
635		897
636	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
637	}	899	}
638	}	900	}
639		901
640	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
641	my $data = $process->(\@data);	903	my $data = $process->(\@data);
642	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
643		905
644	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
645		907
646	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
647	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
648	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
649		911
…		…
659		921
660	=cut	922	=cut
661		923
662	sub datalog($@) {	924	sub datalog($@) {
663	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
664	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
665	}	927	}
666		928
667	=back	929	=back
668		930
669	=cut	931	=cut
670		932
671	#############################################################################	933	#############################################################################
672		934
673	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
674		936
675	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
676	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
677	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
678		940
679	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
680	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
730	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
731		993
732	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
733	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
734		996
735	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
736	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
737		999
738	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
739		1001
740	=over 4	1002	=over 4
…		…
864		1126
865	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
866	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
867		1129
868	} elsif (ref $type) {	1130	} elsif (ref $type) {
869	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
870		1132
871	} else {	1133	} else {
872	shift @arg;	1134	shift @arg;
873	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
874	}	1136	}
875	}	1137	}
876	}	1138	}
877		1139
878	sub _object_attach {	1140	sub _object_attach {
…		…
888	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
889	}	1151	}
890		1152
891	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
892	} else {	1154	} else {
893	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
894	}	1156	}
895		1157
896	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
897	}	1159	}
898		1160
…		…
957		1219
958	for (@$callbacks) {	1220	for (@$callbacks) {
959	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
960		1222
961	if ($@) {	1223	if ($@) {
962	warn "$@";
963	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
964	override;	1225	override;
965	}	1226	}
966		1227
967	return 1 if $override;	1228	return 1 if $override;
968	}	1229	}
969		1230
970	0	1231	0
971	}	1232	}
972		1233
973	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
974		1235
975	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
976		1237
977	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
978		1239
…		…
1031		1292
1032	sub reattach {	1293	sub reattach {
1033	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1034	my ($obj) = @_;	1295	my ($obj) = @_;
1035		1296
		1297	# no longer needed after getting rid of delete_package?
1036	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1037		1299
1038	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1039		1301
1040	@$registry = ();	1302	@$registry = ();
1041		1303
…		…
1046	for (@$attach) {	1308	for (@$attach) {
1047	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1048	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1049	}	1311	}
1050	} else {	1312	} else {
1051	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1052	}	1314	}
1053	}	1315	}
1054	}	1316	}
1055		1317
1056	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1083	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1084		1346
1085	sync_job {	1347	sync_job {
1086	if (length $$rdata) {	1348	if (length $$rdata) {
1087	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1088	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1089	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1090		1353
1091	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1092	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1093	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1094	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1095	close $fh;	1361	aio_close $fh;
1096		1362
1097	if (@$objs) {	1363	if (@$objs) {
1098	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1099	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1100	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1101	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1102	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1103	close $fh;	1372	aio_close $fh;
1104	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1105	}	1374	}
1106	} else {	1375	} else {
1107	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1108	}	1377	}
1109		1378
1110	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1111	} else {	1383	} else {
1112	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1113	}	1385	}
1114	} else {	1386	} else {
1115	aio_unlink $filename;	1387	aio_unlink $filename;
1116	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1117	}	1389	}
…		…
1141	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1142	$av = $st->{objs};	1414	$av = $st->{objs};
1143	}	1415	}
1144		1416
1145	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1146	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1147	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1148		1421
1149	($data, $av)	1422	($data, $av)
1150	}	1423	}
1151		1424
1152	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1156	=cut	1429	=cut
1157		1430
1158	#############################################################################	1431	#############################################################################
1159	# command handling &c	1432	# command handling &c
1160		1433
1161	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1162		1435
1163	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1164	$name.	1437	$name.
1165		1438
1166	=cut	1439	=cut
…		…
1172	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1173		1446
1174	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1175	}	1448	}
1176		1449
1177	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1178		1451
1179	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1180	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1181	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1182	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1183	has logged in successfully.	1456	has logged in successfully.
1184		1457
1185	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1186	called.
1187		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1188	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1189		1466
1190	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1191	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1192	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1193	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1194	log-in.	1471	log-in.
1195		1472
1196	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1197	called.
1198		1474
1199	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1200		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1201	sub register_extcmd {	1482	sub register_extcmd($$) {
1202	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1203		1484
1204	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1205	}	1486	}
1206		1487
1207	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1208	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1209		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1210	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1211	}	1498	}
1212		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1213	cf::player->attach (	1508	cf::player->attach (
1214	on_command => sub {	1509	on_unknown_command => sub {
1215	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1216		1511
1217	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1218	or return;	1513	or return;
1219		1514
…		…
1227	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1228		1523
1229	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1230		1525
1231	if (ref $msg) {	1526	if (ref $msg) {
1232	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1233	"ARRAY" eq ref $msg
1234	? @$msg
1235	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1236		1528
1237	my @reply;
1238
1239	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1240	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1241	}	1547	}
1242		1548
1243	$pl->ext_reply ($reply, @reply)
1244	if $reply;
1245
1246	} else {	1549	} else {
1247	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1248	}	1551	}
1249		1552
1250	cf::override;	1553	cf::override;
1251	},	1554	},
1252	);	1555	);
1253		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1254	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1255	cf::sync_job {	1586	cf::sync_job {
1256	my %todo;	1587	my %todo;
1257		1588
1258	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1259	next unless -r $path;	1590	next unless -r $path;
…		…
1277		1608
1278	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1279	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1280		1611
1281	$ext{source} =	1612	$ext{source} =
1282	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1283	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1284	. $source	1615	. $source
1285	. "\n};\n1";	1616	. "\n};\n1";
1286		1617
1287	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1288	}	1619	}
1289		1620
		1621	my $pass = 0;
1290	my %done;	1622	my %done;
1291	while (%todo) {	1623	while (%todo) {
1292	my $progress;	1624	my $progress;
1293		1625
		1626	++$pass;
		1627
		1628	ext:
1294	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1295	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1296	goto skip	1631	next ext
1297	unless exists $done{$_};	1632	unless exists $done{$_};
1298	}	1633	}
1299		1634
1300	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1301		1636
1302	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1303	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1304	: "$v->{base}: extension inactive.\n";
1305		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1306	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1307	warn $msg;	1653
1308	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1309	exit 1;	1655	delete $todo{$k};
1310	}	1656	} else {
1311		1657	$done{$k} = delete $todo{$k};
1312	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1313	}	1663	}
1314
1315	$done{$k} = delete $todo{$k};
1316	push @EXTS, $v->{pkg};
1317	$progress = 1;
1318	}	1664	}
1319		1665
1320	skip:	1666	unless ($progress) {
1321	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1322	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1323	}	1676	}
1324	};	1677	};
1325	}	1678	}
1326		1679
1327	#############################################################################	1680	#############################################################################
1328		1681
1329	=back	1682	=back
1330		1683
1331	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1332		1685
1333	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1334		1687
1335	=cut	1688	=cut
1336		1689
1337	package cf::player;	1690	package cf::player;
1338		1691
…		…
1381		1734
1382	sub exists($) {	1735	sub exists($) {
1383	my ($login) = @_;	1736	my ($login) = @_;
1384		1737
1385	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1386	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1387	}	1740	}
1388		1741
1389	sub find($) {	1742	sub find($) {
1390	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1391	my $login = $_[0];	1744	my $login = $_[0];
…		…
1403	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1404	or return;	1757	or return;
1405		1758
1406	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1407	or return;	1760	or return;
		1761
1408	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1409	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1410	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1411	}	1765	}
1412	}	1766	}
1413	}	1767	}
1414		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1415	sub save($) {	1782	sub save($) {
1416	my ($pl) = @_;	1783	my ($pl) = @_;
1417		1784
1418	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1419		1786
…		…
1422		1789
1423	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1424		1791
1425	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1426	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1427		1799
1428	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1429	cf::cede_to_tick;	1801	cf::cede_to_tick;
1430	}	1802	}
1431		1803
…		…
1463	my ($pl) = @_;	1835	my ($pl) = @_;
1464		1836
1465	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1466		1838
1467	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1468	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1469		1841
1470	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1471	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1472	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1473	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1474		1850
1475	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1476	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1477	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1515		1891
1516	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1517	my $path = path $login;	1893	my $path = path $login;
1518		1894
1519	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1520	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1521	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1522	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1523	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1524	}	1901	}
1525		1902
…		…
1529		1906
1530	\@logins	1907	\@logins
1531	}	1908	}
1532		1909
1533	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1534		1913
1535	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1536	player. May block.	1915	player. May block.
1537		1916
1538	=cut	1917	=cut
…		…
1556	}	1935	}
1557		1936
1558	\@paths	1937	\@paths
1559	}	1938	}
1560		1939
1561	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1562		1941
1563	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1564
1565	=cut
1566
1567	use re 'eval';
1568
1569	my $group;
1570	my $interior; $interior = qr{
1571	# match a pod interior sequence sans C<< >>
1572	(?:
1573	\ (.*?)\ (?{ $group = $^N })
1574	| < (??{$interior}) >
1575	)
1576	}x;
1577
1578	sub expand_cfpod {
1579	my ($self, $pod) = @_;
1580
1581	my $xml;
1582
1583	while () {
1584	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1585	$group = $1;
1586
1587	$group =~ s/&/&amp;/g;
1588	$group =~ s/</&lt;/g;
1589
1590	$xml .= $group;
1591	} elsif ($pod =~ m%\G
1592	([BCGHITU])
1593	<
1594	(?:
1595	([^<>]*) (?{ $group = $^N })
1596	| < $interior >
1597	)
1598	>
1599	%gcsx
1600	) {
1601	my ($code, $data) = ($1, $group);
1602
1603	if ($code eq "B") {
1604	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1605	} elsif ($code eq "I") {
1606	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1607	} elsif ($code eq "U") {
1608	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1609	} elsif ($code eq "C") {
1610	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1611	} elsif ($code eq "T") {
1612	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1613	} elsif ($code eq "G") {
1614	my ($male, $female) = split /\|/, $data;
1615	$data = $self->gender ? $female : $male;
1616	$xml .= expand_cfpod ($self, $data);
1617	} elsif ($code eq "H") {
1618	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1619	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1620	"")
1621	[$self->{hintmode}];
1622	} else {
1623	$xml .= "error processing '$code($data)' directive";
1624	}
1625	} else {
1626	if ($pod =~ /\G(.+)/) {
1627	warn "parse error while expanding $pod (at $1)";
1628	}
1629	last;
1630	}
1631	}
1632
1633	for ($xml) {
1634	# create single paragraphs (very hackish)
1635	s/(?<=\S)\n(?=\w)/ /g;
1636
1637	# compress some whitespace
1638	s/\s+\n/\n/g; # ws line-ends
1639	s/\n\n+/\n/g; # double lines
1640	s/^\n+//; # beginning lines
1641	s/\n+$//; # ending lines
1642	}
1643
1644	$xml
1645	}
1646
1647	no re 'eval';
1648
1649	sub hintmode {
1650	$_[0]{hintmode} = $_[1] if @_ > 1;
1651	$_[0]{hintmode}
1652	}
1653
1654	=item $player->ext_reply ($msgid, @msg)
1655
1656	Sends an ext reply to the player.
1657
1658	=cut
1659
1660	sub ext_reply($$@) {
1661	my ($self, $id, @msg) = @_;
1662
1663	$self->ns->ext_reply ($id, @msg)
1664	}
1665		1943
1666	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1667		1945
1668	Sends an ext event to the client.	1946	Sends an ext event to the client.
1669		1947
…		…
1689		1967
1690	=cut	1968	=cut
1691		1969
1692	sub find_by_path($) {	1970	sub find_by_path($) {
1693	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1694		1974
1695	my ($match, $specificity);	1975	my ($match, $specificity);
1696		1976
1697	for my $region (list) {	1977	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1725	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1726		2006
1727	sub generate_random_map {	2007	sub generate_random_map {
1728	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1729	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1730	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2013	}
1744		2014
1745	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1746		2016
1747	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1752		2022
1753	sub register {	2023	sub register {
1754	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2025	my $pkg = caller;
1756		2026
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2028
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2030	}
1762		2031
1763	# also paths starting with '/'	2032	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2034
1766	sub thawer_merge {	2035	sub thawer_merge {
1767	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1768		2037
1769	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1774	}	2043	}
1775		2044
1776	sub normalise {	2045	sub normalise {
1777	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1778		2047
1779	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1780		2049
1781	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1782		2051
1783	# map plan:	2052	# map plan:
1784	#	2053	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2069	$path = "$base/$path";
1801	}	2070	}
1802		2071
1803	for ($path) {	2072	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1807	}	2075	}
1808		2076
1809	$path	2077	$path
…		…
1823	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1824	return $self;	2092	return $self;
1825	}	2093	}
1826	}	2094	}
1827		2095
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2097	()
1830	}	2098	}
1831		2099
		2100	# may re-bless or do other evil things
1832	sub init {	2101	sub init {
1833	my ($self) = @_;	2102	my ($self) = @_;
1834		2103
1835	$self	2104	$self
1836	}	2105	}
…		…
1855		2124
1856	# the temporary/swap location	2125	# the temporary/swap location
1857	sub save_path {	2126	sub save_path {
1858	my ($self) = @_;	2127	my ($self) = @_;
1859		2128
1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1861	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1862	}	2131	}
1863		2132
1864	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1865	sub uniq_path {	2134	sub uniq_path {
1866	my ($self) = @_;	2135	my ($self) = @_;
1867		2136
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1870	}
1871
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}	2139	}
1880		2140
1881	sub decay_objects {	2141	sub decay_objects {
1882	my ($self) = @_;	2142	my ($self) = @_;
1883		2143
…		…
1910	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1911		2171
1912	1	2172	1
1913	}	2173	}
1914		2174
		2175	# used to laod the header of an original map
1915	sub load_header_orig {	2176	sub load_header_orig {
1916	my ($self) = @_;	2177	my ($self) = @_;
1917		2178
1918	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1919	}	2180	}
1920		2181
		2182	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2183	sub load_header_temp {
1922	my ($self) = @_;	2184	my ($self) = @_;
1923		2185
1924	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1925	}	2187	}
1926		2188
		2189	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2190	sub prepare_temp {
1928	my ($self) = @_;	2191	my ($self) = @_;
1929		2192
1930	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1932	# safety	2195	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2198	}
1936		2199
		2200	# called after loading the header from an original map
1937	sub prepare_orig {	2201	sub prepare_orig {
1938	my ($self) = @_;	2202	my ($self) = @_;
1939		2203
1940	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2229
1966	sub find;	2230	sub find;
1967	sub find {	2231	sub find {
1968	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1969		2233
		2234	cf::cede_to_tick;
		2235
1970	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1971		2237
1972	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2240
1975	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_find:$path";
1977	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1978
1979	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1980	or return;	2243	or return;
1981		2244
1982	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1983		2246
…		…
1985	or return;	2248	or return;
1986		2249
1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1988	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1989	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1990	undef $guard1;	2254	undef $guard1;
1991	undef $guard2;
1992	$map->reset;	2255	$map->reset;
1993	return find $path;	2256	return find $path;
1994	}	2257	}
1995		2258
1996	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1997	}	2260	}
1998	}	2261	}
1999		2262
2000	sub pre_load { }	2263	sub pre_load { }
2001	sub post_load { }	2264	#sub post_load { } # XS
2002		2265
2003	sub load {	2266	sub load {
2004	my ($self) = @_;	2267	my ($self) = @_;
2005		2268
2006	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2272
2010	{	2273	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2012		2275
2013	return unless $self->valid;	2276	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2278
2018	$self->alloc;	2279	$self->alloc;
2019		2280
2020	$self->pre_load;	2281	$self->pre_load;
2021	cf::cede_to_tick;	2282	cf::cede_to_tick;
2022		2283
		2284	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2286	$f->skip_block;
2025	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2026	or return;	2288	or return;
2027		2289
2028	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2029	if delete $self->{load_original};	2291	if delete $self->{load_original};
2030		2292
2031	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2294	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2297	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2038	}	2301	}
2039	}	2302	}
2040	}
2041		2303
2042	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2043		2311
2044	cf::cede_to_tick;	2312	cf::cede_to_tick;
2045	# now do the right thing for maps	2313	# now do the right thing for maps
2046	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2320	$self->decay_objects;
2053	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2054	$self->update_buttons;	2322	$self->update_buttons;
2055	cf::cede_to_tick;	2323	cf::cede_to_tick;
2056	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2325	}
2060		2326
2061	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_IN_MEMORY);
2065	}	2329	}
2066		2330
2067	$self->post_load;	2331	$self->post_load;
2068	}
2069		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2339	sub customise_for {
2071	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2072		2341
2073	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2343	if $self->per_player;
…		…
2077	# if $self->per_party;	2346	# if $self->per_party;
2078		2347
2079	$self	2348	$self
2080	}	2349	}
2081		2350
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2351	sub find_sync {
2109	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2110		2353
2111	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2112	}	2359	}
2113		2360
2114	sub do_load_sync {	2361	sub do_load_sync {
2115	my ($map) = @_;	2362	my ($map) = @_;
2116		2363
		2364	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2119		2367
2120	cf::sync_job { $map->load };	2368	$map->load;
2121	}	2369	}
2122		2370
2123	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2125		2373
2126	sub find_async {	2374	sub find_async {
2127	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2128		2376
2129	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2130		2378
2131	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2133	}	2381	}
2134		2382
2135	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2136		2384
2137	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2152		2400
2153	()	2401	()
2154	}	2402	}
2155		2403
		2404	# common code, used by both ->save and ->swapout
2156	sub save {	2405	sub _save {
2157	my ($self) = @_;	2406	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2407
2161	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2162		2409
2163	return unless $self->dirty;	2410	return unless $self->dirty;
2164		2411
…		…
2173		2420
2174	cf::async {	2421	cf::async {
2175	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2176	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2177	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2178		2427
2179	if ($uniq) {	2428	if ($uniq) {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2181	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2182	} else {	2431	} else {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2184	}	2433	}
2185	}	2434	}
2186		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2187	sub swap_out {	2444	sub swap_out {
2188	my ($self) = @_;	2445	my ($self) = @_;
2189		2446
2190	# save first because save cedes
2191	$self->save;
2192
2193	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2194		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2195	return if $self->players;	2451	return if $self->players;
2196	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2197	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2198		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2199	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2200		2503
2201	$self->deactivate;	2504	$self->deactivate;
2202	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2203	$self->clear;	2506	$self->clear;
2204	}
2205
2206	sub reset_at {
2207	my ($self) = @_;
2208
2209	# TODO: safety, remove and allow resettable per-player maps
2210	return 1e99 if $self->{deny_reset};
2211
2212	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2213	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2214
2215	$time + $to
2216	}
2217
2218	sub should_reset {
2219	my ($self) = @_;
2220
2221	$self->reset_at <= $cf::RUNTIME
2222	}
2223
2224	sub reset {
2225	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228
2229	return if $self->players;
2230
2231	warn "resetting map ", $self->path;
2232
2233	$self->in_memory (cf::MAP_SWAPPED);
2234
2235	# need to save uniques path
2236	unless ($self->{deny_save}) {
2237	my $uniq = $self->uniq_path; utf8::encode $uniq;
2238
2239	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2240	if $uniq;
2241	}
2242
2243	delete $cf::MAP{$self->path};
2244
2245	$self->deactivate;
2246	$_->clear_links_to ($self) for values %cf::MAP;
2247	$self->clear;
2248		2507
2249	$self->unlink_save;	2508	$self->unlink_save;
2250	$self->destroy;	2509	$self->destroy;
2251	}	2510	}
2252		2511
…		…
2260		2519
2261	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2262		2521
2263	$self->unlink_save;	2522	$self->unlink_save;
2264		2523
2265	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2266	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2267	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2268	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2269	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2270		2529
…		…
2319		2578
2320	sub unique_maps() {	2579	sub unique_maps() {
2321	[	2580	[
2322	map {	2581	map {
2323	utf8::decode $_;	2582	utf8::decode $_;
2324	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2325	? normalise $_	2586	: normalise $_
2326	: ()
2327	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2328	]	2588	]
2329	}	2589	}
2330		2590
2331	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2332		2622
2333	=back	2623	=back
2334		2624
2335	=head3 cf::object	2625	=head3 cf::object
2336		2626
…		…
2340		2630
2341	=over 4	2631	=over 4
2342		2632
2343	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2344		2634
2345	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2346		2637
2347	=cut	2638	=cut
2348		2639
2349	sub inv_recursive_;	2640	sub inv_recursive_;
2350	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2355	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2356	}	2647	}
2357		2648
2358	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2359		2650
2360	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2361		2652
2362	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2363		2654
2364	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2365	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2366		2657
2367	=cut	2658	=cut
2368		2659
2369	sub deref {	2660	sub deref {
…		…
2397	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2398	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2399		2690
2400	=cut	2691	=cut
2401		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2402	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2403	# with dialog boxes.	2708	# with dialog boxes.
2404	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2405	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2406	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2417	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2419		2724
2420	} else {	2725	} else {
2421	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2422	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2423	}	2728	}
2424	}	2729	}
2425	}	2730	}
2426		2731
2427	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2452		2757
2453	=item $player_object->enter_link	2758	=item $player_object->enter_link
2454		2759
2455	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2456		2761
2457	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2458	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2459		2766
2460	Will never block.	2767	Will never block.
2461		2768
2462	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2463		2770
…		…
2483	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2484	my ($self) = @_;	2791	my ($self) = @_;
2485		2792
2486	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2487		2794
		2795	++$self->{_link_recursion};
		2796
2488	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2489		2798
2490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2491	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2492		2801
2493	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2494	}	2803	}
2495		2804
2496	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2497	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2498		2807
…		…
2515	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2516	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2517		2826
2518	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2519	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2520	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2521		2830
2522	$map->load;	2831	$map->load;
2523	$map->load_neighbours;
2524		2832
2525	return unless $self->contr->active;	2833	return unless $self->contr->active;
2526	$self->activate_recursive;
2527		2834
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2530	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2531		2842
		2843	}
		2844
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2846
2534	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2538	be called at the end of this process.	2851	be called at the end of this process.
2539		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2540	=cut	2856	=cut
2541		2857
2542	our $GOTOGEN;	2858	our $GOTOGEN;
2543		2859
2544	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2545	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2546		2868
2547	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2548	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2549		2871
2550	$self->enter_link;	2872	$self->enter_link;
…		…
2570	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2571	}	2893	}
2572	}	2894	}
2573		2895
2574	my $map = eval {	2896	my $map = eval {
2575	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2576		2898
2577	if ($map) {	2899	if ($map) {
2578	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2579	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2580	} else {	2902	} else {
2581	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2582	}	2904	}
2583		2905
2584	$map	2906	$map
…		…
2592	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2593	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2594	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2595	}	2917	}
2596		2918
2597	$done->() if $done;	2919	$done->($self) if $done;
2598	})->prio (1);	2920	})->prio (1);
2599	}	2921	}
2600		2922
2601	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2602		2924
…		…
2622	}	2944	}
2623		2945
2624	sub prepare_random_map {	2946	sub prepare_random_map {
2625	my ($exit) = @_;	2947	my ($exit) = @_;
2626		2948
2627	my $guard = cf::lock_acquire "exit_prepare:$exit";
2628
2629	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2630	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2631	# that depends on the exit object	2951	# that depends on the exit object
2632		2952
2633	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2635	if ($exit->map) {	2955	if ($exit->map) {
2636	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2637	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2638	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2639	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2640	}	2962	}
2641		2963
2642	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2643		2965
2644	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2645	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2646	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2647		2969
2648	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2649	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2650	undef $fh;	2972	undef $fh;
2651	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2652		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2653	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2654	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2655	}	2981	}
2656	}	2982	}
2657		2983
2658	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2659	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2660		2986
2661	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2662		2988
2663	if ($exit->slaying eq "/!") {
2664	#TODO: this should de-fi-ni-te-ly not be a sync-job
2665	# the problem is that $exit might not survive long enough
2666	# so it needs to be done right now, right here
2667	cf::sync_job { prepare_random_map $exit };
2668	}
2669
2670	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2671	my $hp = $exit->stats->hp;
2672	my $sp = $exit->stats->sp;
2673
2674	$self->enter_link;	2989	$self->enter_link;
2675		2990
2676	# if exit is damned, update players death & WoR home-position
2677	$self->contr->savebed ($slaying, $hp, $sp)
2678	if $exit->flag (FLAG_DAMNED);
2679
2680	(async {	2991	(async {
2681	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2682		2993
2683	$self->deactivate_recursive; # just to be sure
2684	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2685	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2686		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2687	1;	3030	1
2688	}) {	3031	}) {
2689	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2690	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2691	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2692	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2693		3036
2694	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2695	$self->leave_link;	3038	$self->leave_link;
2696	}	3039	}
2697	})->prio (1);	3040	})->prio (1);
2698	}	3041	}
2699		3042
2700	=head3 cf::client	3043	=head3 cf::client
2701		3044
2702	=over 4	3045	=over 4
2703		3046
2704	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2705		3048
2706	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2707	should not be used under normal circumstances.	3050	them as required.
2708		3051
2709	=cut	3052	=cut
2710		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2711	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2712	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2713		3058
2714	utf8::encode $text;	3059	# try lzf for large packets
2715	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2716	}	3070	}
2717		3071
2718	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2719		3073
2720	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2721	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2722	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2723	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2724		3078
2725	=cut	3079	=cut
2726		3080
2727	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
2728	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2729	"c/identify" => {	3089	"c/identify" => {
2730	id => "infobox",	3090	id => "infobox",
2731	title => "Identify",	3091	title => "Identify",
2732	reply => undef,	3092	reply => undef,
2733	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
…		…
2735	"c/examine" => {	3095	"c/examine" => {
2736	id => "infobox",	3096	id => "infobox",
2737	title => "Examine",	3097	title => "Examine",
2738	reply => undef,	3098	reply => undef,
2739	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
		3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
2740	},	3106	},
2741	"c/book" => {	3107	"c/book" => {
2742	id => "infobox",	3108	id => "infobox",
2743	title => "Book",	3109	title => "Book",
2744	reply => undef,	3110	reply => undef,
…		…
2760	id => "infobox",	3126	id => "infobox",
2761	title => "Body Parts",	3127	title => "Body Parts",
2762	reply => undef,	3128	reply => undef,
2763	tooltip => "Shows which body parts you posess and are available",	3129	tooltip => "Shows which body parts you posess and are available",
2764	},	3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
2765	"c/uptime" => {	3167	"c/uptime" => {
2766	id => "infobox",	3168	id => "infobox",
2767	title => "Uptime",	3169	title => "Uptime",
2768	reply => undef,	3170	reply => undef,
2769	tooltip => "How long the server has been running since last restart",	3171	tooltip => "How long the server has been running since last restart",
…		…
2772	id => "infobox",	3174	id => "infobox",
2773	title => "Map Info",	3175	title => "Map Info",
2774	reply => undef,	3176	reply => undef,
2775	tooltip => "Information related to the maps",	3177	tooltip => "Information related to the maps",
2776	},	3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2777	);	3199	);
2778		3200
2779	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2780	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2781		3203
2782	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2783		3206
2784	$color &= cf::NDI_CLIENT_MASK; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2785		3208
2786	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2787	if ($CHANNEL{$channel}) {	3210	if ($CHANNEL{$channel}) {
2788	$channel = $CHANNEL{$channel};	3211	$channel = $CHANNEL{$channel};
2789		3212
2790	$self->ext_msg (channel_info => $channel)	3213	$self->ext_msg (channel_info => $channel);
2791	if $self->can_msg;
2792
2793	$channel = $channel->{id};	3214	$channel = $channel->{id};
2794		3215
2795	} elsif (ref $channel) {	3216	} elsif (ref $channel) {
2796	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2797	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2798	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2799	$self->ext_msg (channel_info => $channel)	3220	$self->ext_msg (channel_info => $channel);
2800	if $self->can_msg;
2801	}	3221	}
2802		3222
2803	$channel = $channel->{id};	3223	$channel = $channel->{id};
2804	}	3224	}
2805		3225
2806	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2807		3227
2808	if ($self->can_msg) {
2809	# default colour, mask it out	3228	# default colour, mask it out
2810	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2811	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2812		3231
2813	$self->send_packet ("msg " . $self->{json_coder}->encode (	3232	my $pkt = "msg "
		3233	. $self->{json_coder}->encode (
2814	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2815	} else {	3235	);
2816	if ($color >= 0) {
2817	# replace some tags by gcfclient-compatible ones
2818	for ($msg) {
2819	1 while
2820	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2821	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2822	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2823	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2824	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2825	}
2826		3236
2827	$color &= cf::NDI_COLOR_MASK;	3237	$self->send_big_packet ($pkt);
2828
2829	utf8::encode $msg;
2830
2831	if (0 && $msg =~ /\[/) {
2832	# COMMAND/INFO
2833	$self->send_packet ("drawextinfo $color 10 8 $msg")
2834	} else {
2835	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2836	$self->send_packet ("drawinfo $color $msg")
2837	}
2838	}
2839	}
2840	}	3238	}
2841		3239
2842	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2843		3241
2844	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2846	=cut	3244	=cut
2847		3245
2848	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2849	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2850		3248
2851	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2853	} elsif ($self->extcmd == 1) { # TODO: remove
2854	push @msg, msgtype => "event_$type";
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2856	}
2857	}
2858
2859	=item $client->ext_reply ($msgid, @msg)
2860
2861	Sends an ext reply to the client.
2862
2863	=cut
2864
2865	sub cf::client::ext_reply($$@) {
2866	my ($self, $id, @msg) = @_;
2867
2868	if ($self->extcmd == 2) {
2869	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2870	} elsif ($self->extcmd == 1) {
2871	#TODO: version 1, remove
2872	unshift @msg, msgtype => "reply", msgid => $id;
2873	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2874	}
2875	}	3250	}
2876		3251
2877	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2878		3253
2879	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2899		3274
2900	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
2901	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
2902		3277
2903	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our @COMMAND_FACES; # [normal commands, emotes, dm commands]
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = (
		3291	$COMMAND_FACES[0],
		3292	$COMMAND_FACES[1],
		3293	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACES[2] : ()
		3294	);
		3295
		3296	$self->send_face ($_)
		3297	for @faces;
		3298	$self->flush_fx;
		3299
		3300	$self->ext_msg (command_list => @faces);
		3301	}
		3302
		3303	=item cf::client::set_command_faces $normal_commands, $emotes, $dm_commands
		3304
		3305	=cut
		3306
		3307	sub cf::client::set_command_faces {
		3308	@COMMAND_FACES = @_;
2904	}	3309	}
2905		3310
2906	cf::client->attach (	3311	cf::client->attach (
2907	on_connect => sub {	3312	on_connect => sub {
2908	my ($ns) = @_;	3313	my ($ns) = @_;
…		…
2934	my ($ns, $buf) = @_;	3339	my ($ns, $buf) = @_;
2935		3340
2936	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3341	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2937		3342
2938	if (ref $msg) {	3343	if (ref $msg) {
2939	my ($type, $reply, @payload) =	3344	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2940	"ARRAY" eq ref $msg
2941	? @$msg
2942	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2943		3345
2944	my @reply;
2945
2946	if (my $cb = $EXTICMD{$type}) {	3346	if (my $cb = $EXTIACMD{$type}) {
		3347	$cb->(
		3348	$ns,
		3349	sub {
		3350	$ns->ext_msg ("reply-$reply", @_)
		3351	if $reply;
		3352	},
		3353	@payload
		3354	);
		3355	} else {
		3356	my @reply;
		3357
		3358	if (my $cb = $EXTICMD{$type}) {
2947	@reply = $cb->($ns, @payload);	3359	@reply = $cb->($ns, @payload);
		3360	}
		3361
		3362	$ns->ext_msg ("reply-$reply", @reply)
		3363	if $reply;
2948	}	3364	}
2949
2950	$ns->ext_reply ($reply, @reply)
2951	if $reply;
2952
2953	} else {	3365	} else {
2954	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3366	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2955	}	3367	}
2956		3368
2957	cf::override;	3369	cf::override;
2958	},	3370	},
2959	);	3371	);
…		…
2979		3391
2980	$coro	3392	$coro
2981	}	3393	}
2982		3394
2983	cf::client->attach (	3395	cf::client->attach (
2984	on_destroy => sub {	3396	on_client_destroy => sub {
2985	my ($ns) = @_;	3397	my ($ns) = @_;
2986		3398
2987	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3399	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2988	},	3400	},
2989	);	3401	);
…		…
3005	our $safe_hole = new Safe::Hole;	3417	our $safe_hole = new Safe::Hole;
3006		3418
3007	$SIG{FPE} = 'IGNORE';	3419	$SIG{FPE} = 'IGNORE';
3008		3420
3009	$safe->permit_only (Opcode::opset qw(	3421	$safe->permit_only (Opcode::opset qw(
3010	:base_core :base_mem :base_orig :base_math	3422	:base_core :base_mem :base_orig :base_math :base_loop
3011	grepstart grepwhile mapstart mapwhile	3423	grepstart grepwhile mapstart mapwhile
3012	sort time	3424	sort time
3013	));	3425	));
3014		3426
3015	# here we export the classes and methods available to script code	3427	# here we export the classes and methods available to script code
…		…
3018		3430
3019	The following functions and methods are available within a safe environment:	3431	The following functions and methods are available within a safe environment:
3020		3432
3021	cf::object	3433	cf::object
3022	contr pay_amount pay_player map x y force_find force_add destroy	3434	contr pay_amount pay_player map x y force_find force_add destroy
3023	insert remove name archname title slaying race decrease_ob_nr	3435	insert remove name archname title slaying race decrease split
		3436	value
3024		3437
3025	cf::object::player	3438	cf::object::player
3026	player	3439	player
3027		3440
3028	cf::player	3441	cf::player
…		…
3033		3446
3034	=cut	3447	=cut
3035		3448
3036	for (	3449	for (
3037	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3450	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3038	insert remove inv name archname title slaying race	3451	insert remove inv nrof name archname title slaying race
3039	decrease_ob_nr destroy)],	3452	decrease split destroy change_exp value msg lore send_msg)],
3040	["cf::object::player" => qw(player)],	3453	["cf::object::player" => qw(player)],
3041	["cf::player" => qw(peaceful)],	3454	["cf::player" => qw(peaceful send_msg)],
3042	["cf::map" => qw(trigger)],	3455	["cf::map" => qw(trigger)],
3043	) {	3456	) {
3044	no strict 'refs';
3045	my ($pkg, @funs) = @$_;	3457	my ($pkg, @funs) = @$_;
3046	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3458	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3047	for @funs;	3459	for @funs;
3048	}	3460	}
3049		3461
…		…
3064		3476
3065	my $qcode = $code;	3477	my $qcode = $code;
3066	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3478	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3067	$qcode =~ s/\n/\\n/g;	3479	$qcode =~ s/\n/\\n/g;
3068		3480
		3481	%vars = (_dummy => 0) unless %vars;
		3482
		3483	my @res;
3069	local $_;	3484	local $_;
3070	local @safe::cf::_safe_eval_args = values %vars;
3071		3485
3072	my $eval =	3486	my $eval =
3073	"do {\n"	3487	"do {\n"
3074	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3488	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3075	. "#line 0 \"{$qcode}\"\n"	3489	. "#line 0 \"{$qcode}\"\n"
3076	. $code	3490	. $code
3077	. "\n}"	3491	. "\n}"
3078	;	3492	;
3079		3493
		3494	if ($CFG{safe_eval}) {
3080	sub_generation_inc;	3495	sub_generation_inc;
		3496	local @safe::cf::_safe_eval_args = values %vars;
3081	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3497	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3082	sub_generation_inc;	3498	sub_generation_inc;
		3499	} else {
		3500	local @cf::_safe_eval_args = values %vars;
		3501	@res = wantarray ? eval eval : scalar eval $eval;
		3502	}
3083		3503
3084	if ($@) {	3504	if ($@) {
3085	warn "$@";	3505	warn "$@",
3086	warn "while executing safe code '$code'\n";	3506	"while executing safe code '$code'\n",
3087	warn "with arguments " . (join " ", %vars) . "\n";	3507	"with arguments " . (join " ", %vars) . "\n";
3088	}	3508	}
3089		3509
3090	wantarray ? @res : $res[0]	3510	wantarray ? @res : $res[0]
3091	}	3511	}
3092		3512
…		…
3106	=cut	3526	=cut
3107		3527
3108	sub register_script_function {	3528	sub register_script_function {
3109	my ($fun, $cb) = @_;	3529	my ($fun, $cb) = @_;
3110		3530
3111	no strict 'refs';	3531	$fun = "safe::$fun" if $CFG{safe_eval};
3112	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3532	*$fun = $safe_hole->wrap ($cb);
3113	}	3533	}
3114		3534
3115	=back	3535	=back
3116		3536
3117	=cut	3537	=cut
3118		3538
3119	#############################################################################	3539	#############################################################################
3120	# the server's init and main functions	3540	# the server's init and main functions
3121		3541
		3542	{
		3543	package cf::face;
		3544
		3545	our %HASH; # hash => idx
		3546	our @DATA; # dynamically-created facedata, only faceste 0 used
		3547	our @FOFS; # file offset, if > 0
		3548	our @SIZE; # size of face, in octets
		3549	our @META; # meta hash of face, if any
		3550	our $DATAFH; # facedata filehandle
		3551
		3552	# internal api, not finalised
		3553	sub set {
		3554	my ($name, $type, $data) = @_;
		3555
		3556	my $idx = cf::face::find $name;
		3557
		3558	if ($idx) {
		3559	delete $HASH{cf::face::get_csum $idx};
		3560	} else {
		3561	$idx = cf::face::alloc $name;
		3562	}
		3563
		3564	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3565
		3566	cf::face::set_type $idx, $type;
		3567	cf::face::set_csum $idx, 0, $hash;
		3568
		3569	# we need to destroy the SV itself, not just modify it, as a running ix
		3570	# might hold a reference to it: "delete" achieves that.
		3571	delete $FOFS[0][$idx];
		3572	delete $DATA[0][$idx];
		3573	$DATA[0][$idx] = $data;
		3574	$SIZE[0][$idx] = length $data;
		3575	delete $META[$idx];
		3576	$HASH{$hash} = $idx;#d#
		3577
		3578	$idx
		3579	}
		3580
		3581	sub _get_data($$$) {
		3582	my ($idx, $set, $cb) = @_;
		3583
		3584	if (defined $DATA[$set][$idx]) {
		3585	$cb->($DATA[$set][$idx]);
		3586	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3587	my $size = $SIZE[$set][$idx];
		3588	my $buf;
		3589	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3590	if ($_[0] == $size) {
		3591	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3592	$cb->($buf);
		3593	} else {
		3594	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3595	}
		3596	};
		3597	} else {
		3598	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3599	}
		3600	}
		3601
		3602	# rather ineffient
		3603	sub cf::face::get_data($;$) {
		3604	my ($idx, $set) = @_;
		3605
		3606	_get_data $idx, $set, Coro::rouse_cb;
		3607	Coro::rouse_wait
		3608	}
		3609
		3610	sub cf::face::ix {
		3611	my ($ns, $set, $idx, $pri) = @_;
		3612
		3613	_get_data $idx, $set, sub {
		3614	$ns->ix_send ($idx, $pri, $_[0]);
		3615	};
		3616	}
		3617	}
		3618
3122	sub load_facedata($) {	3619	sub load_facedata($) {
3123	my ($path) = @_;	3620	my ($path) = @_;
3124		3621
3125	# HACK to clear player env face cache, we need some signal framework
3126	# for this (global event?)
3127	%ext::player_env::MUSIC_FACE_CACHE = ();
3128
3129	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3622	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3130		3623
3131	warn "loading facedata from $path\n";	3624	trace "loading facedata from $path\n";
3132		3625
3133	my $facedata;	3626	my $facedata = decode_storable load_file "$path/faceinfo";
3134	0 < aio_load $path, $facedata
3135	or die "$path: $!";
3136
3137	$facedata = Coro::Storable::thaw $facedata;
3138		3627
3139	$facedata->{version} == 2	3628	$facedata->{version} == 2
3140	or cf::cleanup "$path: version mismatch, cannot proceed.";	3629	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3141		3630
3142	# patch in the exptable	3631	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3143	$facedata->{resource}{"res/exp_table"} = {	3632	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3144	type => FT_RSRC,	3633
3145	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3634	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3146	};	3635
3147	cf::cede_to_tick;	3636	# BEGIN ATOMIC
		3637	# from here on, everything must be atomic - no thread switch allowed
		3638	my $t1 = EV::time;
3148		3639
3149	{	3640	{
3150	my $faces = $facedata->{faceinfo};	3641	my $faces = $facedata->{faceinfo};
3151		3642
3152	while (my ($face, $info) = each %$faces) {	3643	for my $face (sort keys %$faces) {
		3644	my $info = $faces->{$face};
3153	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3645	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3646
3154	cf::face::set_visibility $idx, $info->{visibility};	3647	cf::face::set_visibility $idx, $info->{visibility};
3155	cf::face::set_magicmap $idx, $info->{magicmap};	3648	cf::face::set_magicmap $idx, $info->{magicmap};
3156	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3649	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3157	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3650	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3158		3651	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3159	cf::cede_to_tick;	3652	$cf::face::HASH{$info->{hash64}} = $idx;
		3653	delete $cf::face::META[$idx];
3160	}	3654	}
3161		3655
3162	while (my ($face, $info) = each %$faces) {	3656	while (my ($face, $info) = each %$faces) {
3163	next unless $info->{smooth};	3657	next unless $info->{smooth};
		3658
3164	my $idx = cf::face::find $face	3659	my $idx = cf::face::find $face
3165	or next;	3660	or next;
		3661
3166	if (my $smooth = cf::face::find $info->{smooth}) {	3662	if (my $smooth = cf::face::find $info->{smooth}) {
3167	cf::face::set_smooth $idx, $smooth;	3663	cf::face::set_smooth $idx, $smooth;
3168	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3664	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3169	} else {	3665	} else {
3170	warn "smooth face '$info->{smooth}' not found for face '$face'";	3666	error "smooth face '$info->{smooth}' not found for face '$face'";
3171	}	3667	}
3172
3173	cf::cede_to_tick;
3174	}	3668	}
3175	}	3669	}
3176		3670
3177	{	3671	{
3178	my $anims = $facedata->{animinfo};	3672	my $anims = $facedata->{animinfo};
3179		3673
3180	while (my ($anim, $info) = each %$anims) {	3674	while (my ($anim, $info) = each %$anims) {
3181	cf::anim::set $anim, $info->{frames}, $info->{facings};	3675	cf::anim::set $anim, $info->{frames}, $info->{facings};
3182	cf::cede_to_tick;
3183	}	3676	}
3184		3677
3185	cf::anim::invalidate_all; # d'oh	3678	cf::anim::invalidate_all; # d'oh
3186	}	3679	}
3187		3680
3188	{	3681	{
3189	# TODO: for gcfclient pleasure, we should give resources
3190	# that gcfclient doesn't grok a >10000 face index.
3191	my $res = $facedata->{resource};	3682	my $res = $facedata->{resource};
3192		3683
3193	my $soundconf = delete $res->{"res/sound.conf"};
3194
3195	while (my ($name, $info) = each %$res) {	3684	while (my ($name, $info) = each %$res) {
		3685	if (defined (my $type = $info->{type})) {
		3686	# TODO: different hash - must free and use new index, or cache ixface data queue
3196	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3687	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3197	my $data;
3198		3688
3199	if ($info->{type} & 1) {	3689	cf::face::set_type $idx, $type;
3200	# prepend meta info	3690	cf::face::set_csum $idx, 0, $info->{hash};
3201		3691	$cf::face::SIZE[0][$idx] = $info->{size};
3202	my $meta = $enc->encode ({	3692	$cf::face::FOFS[0][$idx] = $info->{fofs};
3203	name => $name,	3693	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3204	%{ $info->{meta} || {} },	3694	$cf::face::HASH{$info->{hash}} = $idx;
3205	});
3206
3207	$data = pack "(w/a*)*", $meta, $info->{data};
3208	} else {	3695	} else {
3209	$data = $info->{data};	3696	# $RESOURCE{$name} = $info; # unused
3210	}	3697	}
3211
3212	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3213	cf::face::set_type $idx, $info->{type};
3214
3215	cf::cede_to_tick;
3216	}
3217
3218	if ($soundconf) {
3219	$soundconf = $enc->decode (delete $soundconf->{data});
3220
3221	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3222	my $sound = $soundconf->{compat}[$_]
3223	or next;
3224
3225	my $face = cf::face::find "sound/$sound->[1]";
3226	cf::sound::set $sound->[0] => $face;
3227	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3228	}	3698	}
3229
3230	while (my ($k, $v) = each %{$soundconf->{event}}) {
3231	my $face = cf::face::find "sound/$v";
3232	cf::sound::set $k => $face;
3233	}
3234	}
3235	}	3699	}
		3700
		3701	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3702
		3703	# HACK to clear player env face cache, we need some signal framework
		3704	# for this (global event?)
		3705	%ext::player_env::MUSIC_FACE_CACHE = ();
		3706
		3707	# END ATOMIC
		3708
		3709	cf::debug "facedata atomic update time ", EV::time - $t1;
		3710
		3711	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3712
		3713	aio_close $fh if $fh; # close old facedata
3236		3714
3237	1	3715	1
3238	}	3716	}
3239		3717
3240	register_exticmd fx_want => sub {	3718	register_exticmd fx_want => sub {
…		…
3242		3720
3243	while (my ($k, $v) = each %$want) {	3721	while (my ($k, $v) = each %$want) {
3244	$ns->fx_want ($k, $v);	3722	$ns->fx_want ($k, $v);
3245	}	3723	}
3246	};	3724	};
		3725
		3726	sub load_resource_file($) {
		3727	my $guard = lock_acquire "load_resource_file";
		3728
		3729	my $status = load_resource_file_ $_[0];
		3730	get_slot 0.1, 100;
		3731	cf::arch::commit_load;
		3732
		3733	$status
		3734	}
		3735
		3736	sub reload_exp_table {
		3737	_reload_exp_table;
		3738
		3739	cf::face::set
		3740	"res/exp_table" => FT_RSRC,
		3741	JSON::XS->new->utf8->canonical->encode (
		3742	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3743	);
		3744	}
		3745
		3746	sub reload_materials {
		3747	_reload_materials;
		3748	}
3247		3749
3248	sub reload_regions {	3750	sub reload_regions {
3249	# HACK to clear player env face cache, we need some signal framework	3751	# HACK to clear player env face cache, we need some signal framework
3250	# for this (global event?)	3752	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3753	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3258	if exists $_->{match};	3760	if exists $_->{match};
3259	}	3761	}
3260	}	3762	}
3261		3763
3262	sub reload_facedata {	3764	sub reload_facedata {
3263	load_facedata "$DATADIR/facedata"	3765	load_facedata $DATADIR
3264	or die "unable to load facedata\n";	3766	or die "unable to load facedata\n";
3265	}	3767	}
3266		3768
3267	sub reload_archetypes {	3769	sub reload_archetypes {
3268	load_resource_file "$DATADIR/archetypes"	3770	load_resource_file "$DATADIR/archetypes"
3269	or die "unable to load archetypes\n";	3771	or die "unable to load archetypes\n";
3270	#d# NEED to laod twice to resolve forward references	3772
3271	# this really needs to be done in an extra post-pass	3773	cf::face::set
3272	# (which needs to be synchronous, so solve it differently)	3774	"res/skill_info" => FT_RSRC,
3273	load_resource_file "$DATADIR/archetypes"	3775	JSON::XS->new->utf8->canonical->encode (
3274	or die "unable to load archetypes\n";	3776	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3777	);
		3778
		3779	cf::face::set
		3780	"res/spell_paths" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3783	);
3275	}	3784	}
3276		3785
3277	sub reload_treasures {	3786	sub reload_treasures {
3278	load_resource_file "$DATADIR/treasures"	3787	load_resource_file "$DATADIR/treasures"
3279	or die "unable to load treasurelists\n";	3788	or die "unable to load treasurelists\n";
3280	}	3789	}
3281		3790
		3791	sub reload_sound {
		3792	trace "loading sound config from $DATADIR/sound\n";
		3793
		3794	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3795
		3796	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3797	my $sound = $soundconf->{compat}[$_]
		3798	or next;
		3799
		3800	my $face = cf::face::find "sound/$sound->[1]";
		3801	cf::sound::set $sound->[0] => $face;
		3802	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3803	}
		3804
		3805	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3806	my $face = cf::face::find "sound/$v";
		3807	cf::sound::set $k => $face;
		3808	}
		3809	}
		3810
3282	sub reload_resources {	3811	sub reload_resources {
3283	warn "reloading resource files...\n";	3812	trace "reloading resource files...\n";
3284		3813
		3814	reload_materials;
		3815	reload_facedata;
		3816	reload_exp_table;
		3817	reload_sound;
		3818	reload_archetypes;
3285	reload_regions;	3819	reload_regions;
3286	reload_facedata;
3287	#reload_archetypes;#d#
3288	reload_archetypes;
3289	reload_treasures;	3820	reload_treasures;
3290		3821
3291	warn "finished reloading resource files\n";	3822	trace "finished reloading resource files\n";
3292	}
3293
3294	sub init {
3295	reload_resources;
3296	}	3823	}
3297		3824
3298	sub reload_config {	3825	sub reload_config {
3299	open my $fh, "<:utf8", "$CONFDIR/config"	3826	trace "reloading config file...\n";
3300	or return;
3301		3827
3302	local $/;	3828	my $config = load_file "$CONFDIR/config";
3303	*CFG = YAML::Syck::Load <$fh>;	3829	utf8::decode $config;
		3830	*CFG = decode_yaml $config;
3304		3831
3305	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3832	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3306		3833
3307	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3834	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3308	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3835	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3309		3836
3310	if (exists $CFG{mlockall}) {	3837	if (exists $CFG{mlockall}) {
…		…
3314	};	3841	};
3315	warn $@ if $@;	3842	warn $@ if $@;
3316	}	3843	}
3317	}	3844	}
3318		3845
		3846	sub pidfile() {
		3847	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3848	or die "$PIDFILE: $!";
		3849	flock $fh, &Fcntl::LOCK_EX
		3850	or die "$PIDFILE: flock: $!";
		3851	$fh
		3852	}
		3853
		3854	# make sure only one server instance is running at any one time
		3855	sub atomic {
		3856	my $fh = pidfile;
		3857
		3858	my $pid = <$fh>;
		3859	kill 9, $pid if $pid > 0;
		3860
		3861	seek $fh, 0, 0;
		3862	print $fh $$;
		3863	}
		3864
		3865	sub main_loop {
		3866	trace "EV::loop starting\n";
		3867	if (1) {
		3868	EV::loop;
		3869	}
		3870	trace "EV::loop returned\n";
		3871	goto &main_loop unless $REALLY_UNLOOP;
		3872	}
		3873
3319	sub main {	3874	sub main {
		3875	cf::init_globals; # initialise logging
		3876
		3877	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3878	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3879	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3880	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3881
		3882	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3883
3320	# we must not ever block the main coroutine	3884	# we must not ever block the main coroutine
3321	local $Coro::idle = sub {	3885	$Coro::idle = sub {
3322	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3886	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3323	(async {	3887	(async {
3324	$Coro::current->{desc} = "IDLE BUG HANDLER";	3888	$Coro::current->{desc} = "IDLE BUG HANDLER";
3325	EV::loop EV::LOOP_ONESHOT;	3889	EV::loop EV::LOOP_ONESHOT;
3326	})->prio (Coro::PRIO_MAX);	3890	})->prio (Coro::PRIO_MAX);
3327	};	3891	};
3328		3892
		3893	evthread_start IO::AIO::poll_fileno;
		3894
		3895	cf::sync_job {
		3896	cf::incloader::init ();
		3897
		3898	db_init;
		3899
		3900	cf::init_anim;
		3901	cf::init_attackmess;
		3902	cf::init_dynamic;
		3903
		3904	cf::load_settings;
		3905
		3906	reload_resources;
3329	reload_config;	3907	reload_config;
3330	db_init;	3908
		3909	cf::init_uuid;
		3910	cf::init_signals;
		3911	cf::init_skills;
		3912
		3913	cf::init_beforeplay;
		3914
		3915	atomic;
		3916
3331	load_extensions;	3917	load_extensions;
3332		3918
3333	$TICK_WATCHER->start;	3919	utime time, time, $RUNTIMEFILE;
3334	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3920
3335	EV::loop;	3921	# no (long-running) fork's whatsoever before this point(!)
		3922	use POSIX ();
		3923	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3924
		3925	cf::_post_init 0;
		3926	};
		3927
		3928	cf::object::thawer::errors_are_fatal 0;
		3929	info "parse errors in files are no longer fatal from this point on.\n";
		3930
		3931	AE::postpone {
		3932	undef &main; # free gobs of memory :)
		3933	};
		3934
		3935	goto &main_loop;
3336	}	3936	}
3337		3937
3338	#############################################################################	3938	#############################################################################
3339	# initialisation and cleanup	3939	# initialisation and cleanup
3340		3940
3341	# install some emergency cleanup handlers	3941	# install some emergency cleanup handlers
3342	BEGIN {	3942	BEGIN {
3343	our %SIGWATCHER = ();	3943	our %SIGWATCHER = ();
3344	for my $signal (qw(INT HUP TERM)) {	3944	for my $signal (qw(INT HUP TERM)) {
3345	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3945	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3346	cf::cleanup "SIG$signal";	3946	cf::cleanup "SIG$signal";
3347	};	3947	};
3348	}	3948	}
3349	}	3949	}
3350		3950
3351	sub write_runtime {	3951	sub write_runtime_sync {
3352	my $runtime = "$LOCALDIR/runtime";	3952	my $t0 = AE::time;
3353		3953
3354	# first touch the runtime file to show we are still running:	3954	# first touch the runtime file to show we are still running:
3355	# the fsync below can take a very very long time.	3955	# the fsync below can take a very very long time.
3356		3956
3357	IO::AIO::aio_utime $runtime, undef, undef;	3957	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3358		3958
3359	my $guard = cf::lock_acquire "write_runtime";	3959	my $guard = cf::lock_acquire "write_runtime";
3360		3960
3361	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3961	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3362	or return;	3962	or return;
3363		3963
3364	my $value = $cf::RUNTIME + 90 + 10;	3964	my $value = $cf::RUNTIME + 90 + 10;
3365	# 10 is the runtime save interval, for a monotonic clock	3965	# 10 is the runtime save interval, for a monotonic clock
3366	# 60 allows for the watchdog to kill the server.	3966	# 60 allows for the watchdog to kill the server.
…		…
3376	aio_utime $fh, undef, undef;	3976	aio_utime $fh, undef, undef;
3377		3977
3378	close $fh	3978	close $fh
3379	or return;	3979	or return;
3380		3980
3381	aio_rename "$runtime~", $runtime	3981	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3382	and return;	3982	and return;
3383		3983
3384	warn "runtime file written.\n";	3984	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3385		3985
3386	1	3986	1
		3987	}
		3988
		3989	our $uuid_lock;
		3990	our $uuid_skip;
		3991
		3992	sub write_uuid_sync($) {
		3993	$uuid_skip ||= $_[0];
		3994
		3995	return if $uuid_lock;
		3996	local $uuid_lock = 1;
		3997
		3998	my $uuid = "$LOCALDIR/uuid";
		3999
		4000	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4001	or return;
		4002
		4003	my $value = uuid_seq uuid_cur;
		4004
		4005	unless ($value) {
		4006	info "cowardly refusing to write zero uuid value!\n";
		4007	return;
		4008	}
		4009
		4010	my $value = uuid_str $value + $uuid_skip;
		4011	$uuid_skip = 0;
		4012
		4013	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4014	and return;
		4015
		4016	# always fsync - this file is important
		4017	aio_fsync $fh
		4018	and return;
		4019
		4020	close $fh
		4021	or return;
		4022
		4023	aio_rename "$uuid~", $uuid
		4024	and return;
		4025
		4026	trace "uuid file written ($value).\n";
		4027
		4028	1
		4029
		4030	}
		4031
		4032	sub write_uuid($$) {
		4033	my ($skip, $sync) = @_;
		4034
		4035	$sync ? write_uuid_sync $skip
		4036	: async { write_uuid_sync $skip };
3387	}	4037	}
3388		4038
3389	sub emergency_save() {	4039	sub emergency_save() {
3390	my $freeze_guard = cf::freeze_mainloop;	4040	my $freeze_guard = cf::freeze_mainloop;
3391		4041
3392	warn "enter emergency perl save\n";	4042	info "emergency_perl_save: enter\n";
		4043
		4044	# this is a trade-off: we want to be very quick here, so
		4045	# save all maps without fsync, and later call a global sync
		4046	# (which in turn might be very very slow)
		4047	local $USE_FSYNC = 0;
3393		4048
3394	cf::sync_job {	4049	cf::sync_job {
		4050	cf::write_runtime_sync; # external watchdog should not bark
		4051
3395	# use a peculiar iteration method to avoid tripping on perl	4052	# use a peculiar iteration method to avoid tripping on perl
3396	# refcount bugs in for. also avoids problems with players	4053	# refcount bugs in for. also avoids problems with players
3397	# and maps saved/destroyed asynchronously.	4054	# and maps saved/destroyed asynchronously.
3398	warn "begin emergency player save\n";	4055	info "emergency_perl_save: begin player save\n";
3399	for my $login (keys %cf::PLAYER) {	4056	for my $login (keys %cf::PLAYER) {
3400	my $pl = $cf::PLAYER{$login} or next;	4057	my $pl = $cf::PLAYER{$login} or next;
3401	$pl->valid or next;	4058	$pl->valid or next;
3402	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4059	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3403	$pl->save;	4060	$pl->save;
3404	}	4061	}
3405	warn "end emergency player save\n";	4062	info "emergency_perl_save: end player save\n";
3406		4063
3407	warn "begin emergency map save\n";	4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	info "emergency_perl_save: begin map save\n";
3408	for my $path (keys %cf::MAP) {	4067	for my $path (keys %cf::MAP) {
3409	my $map = $cf::MAP{$path} or next;	4068	my $map = $cf::MAP{$path} or next;
3410	$map->valid or next;	4069	$map->valid or next;
3411	$map->save;	4070	$map->save;
3412	}	4071	}
3413	warn "end emergency map save\n";	4072	info "emergency_perl_save: end map save\n";
3414		4073
3415	warn "begin emergency database checkpoint\n";	4074	cf::write_runtime_sync; # external watchdog should not bark
		4075
		4076	info "emergency_perl_save: begin database checkpoint\n";
3416	BDB::db_env_txn_checkpoint $DB_ENV;	4077	BDB::db_env_txn_checkpoint $DB_ENV;
3417	warn "end emergency database checkpoint\n";	4078	info "emergency_perl_save: end database checkpoint\n";
		4079
		4080	info "emergency_perl_save: begin write uuid\n";
		4081	write_uuid_sync 1;
		4082	info "emergency_perl_save: end write uuid\n";
		4083
		4084	cf::write_runtime_sync; # external watchdog should not bark
		4085
		4086	trace "emergency_perl_save: syncing database to disk";
		4087	BDB::db_env_txn_checkpoint $DB_ENV;
		4088
		4089	info "emergency_perl_save: starting sync\n";
		4090	IO::AIO::aio_sync sub {
		4091	info "emergency_perl_save: finished sync\n";
		4092	};
		4093
		4094	cf::write_runtime_sync; # external watchdog should not bark
		4095
		4096	trace "emergency_perl_save: flushing outstanding aio requests";
		4097	while (IO::AIO::nreqs || BDB::nreqs) {
		4098	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4099	}
		4100
		4101	cf::write_runtime_sync; # external watchdog should not bark
3418	};	4102	};
3419		4103
3420	warn "leave emergency perl save\n";	4104	info "emergency_perl_save: leave\n";
3421	}	4105	}
3422		4106
3423	sub post_cleanup {	4107	sub post_cleanup {
3424	my ($make_core) = @_;	4108	my ($make_core) = @_;
3425		4109
		4110	IO::AIO::flush;
		4111
3426	warn Carp::longmess "post_cleanup backtrace"	4112	error Carp::longmess "post_cleanup backtrace"
3427	if $make_core;	4113	if $make_core;
		4114
		4115	my $fh = pidfile;
		4116	unlink $PIDFILE if <$fh> == $$;
		4117	}
		4118
		4119	# a safer delete_package, copied from Symbol
		4120	sub clear_package($) {
		4121	my $pkg = shift;
		4122
		4123	# expand to full symbol table name if needed
		4124	unless ($pkg =~ /^main::.*::$/) {
		4125	$pkg = "main$pkg" if $pkg =~ /^::/;
		4126	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4127	$pkg .= '::' unless $pkg =~ /::$/;
		4128	}
		4129
		4130	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4131	my $stem_symtab = *{$stem}{HASH};
		4132
		4133	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4134	or return;
		4135
		4136	# clear all symbols
		4137	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4138	for my $name (keys %$leaf_symtab) {
		4139	_gv_clear *{"$pkg$name"};
		4140	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4141	}
3428	}	4142	}
3429		4143
3430	sub do_reload_perl() {	4144	sub do_reload_perl() {
3431	# can/must only be called in main	4145	# can/must only be called in main
3432	if ($Coro::current != $Coro::main) {	4146	unless (in_main) {
3433	warn "can only reload from main coroutine";	4147	error "can only reload from main coroutine";
3434	return;	4148	return;
3435	}	4149	}
3436		4150
3437	warn "reloading...";	4151	return if $RELOAD++;
3438		4152
3439	warn "entering sync_job";	4153	my $t1 = AE::time;
3440		4154
		4155	while ($RELOAD) {
		4156	cf::get_slot 0.1, -1, "reload_perl";
		4157	info "perl_reload: reloading...";
		4158
		4159	trace "perl_reload: entering sync_job";
		4160
3441	cf::sync_job {	4161	cf::sync_job {
3442	cf::write_runtime; # external watchdog should not bark
3443	cf::emergency_save;	4162	#cf::emergency_save;
3444	cf::write_runtime; # external watchdog should not bark
3445		4163
3446	warn "syncing database to disk";
3447	BDB::db_env_txn_checkpoint $DB_ENV;
3448
3449	# if anything goes wrong in here, we should simply crash as we already saved
3450
3451	warn "flushing outstanding aio requests";
3452	for (;;) {
3453	BDB::flush;
3454	IO::AIO::flush;
3455	Coro::cede_notself;
3456	last unless IO::AIO::nreqs || BDB::nreqs;
3457	warn "iterate...";
3458	}
3459
3460	++$RELOAD;
3461
3462	warn "cancelling all extension coros";	4164	trace "perl_reload: cancelling all extension coros";
3463	$_->cancel for values %EXT_CORO;	4165	$_->cancel for values %EXT_CORO;
3464	%EXT_CORO = ();	4166	%EXT_CORO = ();
3465		4167
3466	warn "removing commands";	4168	trace "perl_reload: removing commands";
3467	%COMMAND = ();	4169	%COMMAND = ();
3468		4170
3469	warn "removing ext/exti commands";	4171	trace "perl_reload: removing ext/exti commands";
3470	%EXTCMD = ();	4172	%EXTCMD = ();
3471	%EXTICMD = ();	4173	%EXTICMD = ();
3472		4174
3473	warn "unloading/nuking all extensions";	4175	trace "perl_reload: unloading/nuking all extensions";
3474	for my $pkg (@EXTS) {	4176	for my $pkg (@EXTS) {
3475	warn "... unloading $pkg";	4177	trace "... unloading $pkg";
3476		4178
3477	if (my $cb = $pkg->can ("unload")) {	4179	if (my $cb = $pkg->can ("unload")) {
3478	eval {	4180	eval {
3479	$cb->($pkg);	4181	$cb->($pkg);
3480	1	4182	1
3481	} or warn "$pkg unloaded, but with errors: $@";	4183	} or error "$pkg unloaded, but with errors: $@";
		4184	}
		4185
		4186	trace "... clearing $pkg";
		4187	clear_package $pkg;
3482	}	4188	}
3483		4189
3484	warn "... nuking $pkg";
3485	Symbol::delete_package $pkg;
3486	}
3487
3488	warn "unloading all perl modules loaded from $LIBDIR";	4190	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3489	while (my ($k, $v) = each %INC) {	4191	while (my ($k, $v) = each %INC) {
3490	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4192	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3491		4193
3492	warn "... unloading $k";	4194	trace "... unloading $k";
3493	delete $INC{$k};	4195	delete $INC{$k};
3494		4196
3495	$k =~ s/\.pm$//;	4197	$k =~ s/\.pm$//;
3496	$k =~ s/\//::/g;	4198	$k =~ s/\//::/g;
3497		4199
3498	if (my $cb = $k->can ("unload_module")) {	4200	if (my $cb = $k->can ("unload_module")) {
3499	$cb->();	4201	$cb->();
		4202	}
		4203
		4204	clear_package $k;
3500	}	4205	}
3501		4206
3502	Symbol::delete_package $k;
3503	}
3504
3505	warn "getting rid of safe::, as good as possible";	4207	trace "perl_reload: getting rid of safe::, as good as possible";
3506	Symbol::delete_package "safe::$_"	4208	clear_package "safe::$_"
3507	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4209	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3508		4210
3509	warn "unloading cf.pm \"a bit\"";	4211	trace "perl_reload: unloading cf.pm \"a bit\"";
3510	delete $INC{"cf.pm"};	4212	delete $INC{"cf.pm"};
3511	delete $INC{"cf/pod.pm"};	4213	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3512		4214
3513	# don't, removes xs symbols, too,	4215	# don't, removes xs symbols, too,
3514	# and global variables created in xs	4216	# and global variables created in xs
3515	#Symbol::delete_package __PACKAGE__;	4217	#clear_package __PACKAGE__;
3516		4218
3517	warn "unload completed, starting to reload now";	4219	info "perl_reload: unload completed, starting to reload now";
3518		4220
3519	warn "reloading cf.pm";	4221	trace "perl_reload: reloading cf.pm";
3520	require cf;	4222	require cf;
3521	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4223	cf::_connect_to_perl_1;
3522		4224
3523	warn "loading config and database again";	4225	trace "perl_reload: loading config and database again";
3524	cf::reload_config;	4226	cf::reload_config;
3525		4227
3526	warn "loading extensions";	4228	trace "perl_reload: loading extensions";
3527	cf::load_extensions;	4229	cf::load_extensions;
3528		4230
		4231	if ($REATTACH_ON_RELOAD) {
3529	warn "reattaching attachments to objects/players";	4232	trace "perl_reload: reattaching attachments to objects/players";
3530	_global_reattach; # objects, sockets	4233	_global_reattach; # objects, sockets
3531	warn "reattaching attachments to maps";	4234	trace "perl_reload: reattaching attachments to maps";
3532	reattach $_ for values %MAP;	4235	reattach $_ for values %MAP;
3533	warn "reattaching attachments to players";	4236	trace "perl_reload: reattaching attachments to players";
3534	reattach $_ for values %PLAYER;	4237	reattach $_ for values %PLAYER;
		4238	}
3535		4239
3536	warn "leaving sync_job";	4240	cf::_post_init 1;
3537		4241
		4242	trace "perl_reload: leaving sync_job";
		4243
3538	1	4244	1
3539	} or do {	4245	} or do {
3540	warn $@;	4246	error $@;
3541	warn "error while reloading, exiting.";	4247	cf::cleanup "perl_reload: error, exiting.";
3542	exit 1;	4248	};
		4249
		4250	--$RELOAD;
3543	};	4251	}
3544		4252
3545	warn "reloaded";	4253	$t1 = AE::time - $t1;
		4254	info "perl_reload: completed in ${t1}s\n";
3546	};	4255	};
3547		4256
3548	our $RELOAD_WATCHER; # used only during reload	4257	our $RELOAD_WATCHER; # used only during reload
3549		4258
3550	sub reload_perl() {	4259	sub reload_perl() {
3551	# doing reload synchronously and two reloads happen back-to-back,	4260	# doing reload synchronously and two reloads happen back-to-back,
3552	# coro crashes during coro_state_free->destroy here.	4261	# coro crashes during coro_state_free->destroy here.
3553		4262
		4263	$RELOAD_WATCHER ||= cf::async {
		4264	Coro::AIO::aio_wait cache_extensions;
		4265
3554	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4266	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4267	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4268	undef $RELOAD_WATCHER;
3556	do_reload_perl;	4269	};
3557	};	4270	};
3558	}	4271	}
3559		4272
3560	register_command "reload" => sub {	4273	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4274	my ($who, $arg) = @_;
…		…
3567	reload_perl;	4280	reload_perl;
3568	};	4281	};
3569	}	4282	}
3570	};	4283	};
3571		4284
3572	unshift @INC, $LIBDIR;	4285	#############################################################################
3573		4286
3574	my $bug_warning = 0;	4287	my $bug_warning = 0;
3575		4288
3576	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;
3578
3579	sub wait_for_tick {	4289	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;	4290	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3581	return if $Coro::current == $Coro::main;
3582		4291
3583	my $signal = new Coro::Signal;	4292	$WAIT_FOR_TICK->wait;
3584	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;
3586	}	4293	}
3587		4294
3588	sub wait_for_tick_begin {	4295	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;	4296	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3590	return if $Coro::current == $Coro::main;
3591		4297
3592	my $signal = new Coro::Signal;	4298	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4299	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4300	$signal->wait;
3595	}	4301	}
3596		4302
3597	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4303	sub tick {
3598	if ($Coro::current != $Coro::main) {	4304	if ($Coro::current != $Coro::main) {
3599	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4305	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3600	unless ++$bug_warning > 10;	4306	unless ++$bug_warning > 10;
3601	return;	4307	return;
3602	}	4308	}
3603		4309
3604	$NOW = $tick_start = EV::now;	4310	cf::one_tick; # one server iteration
3605		4311
3606	cf::server_tick; # one server iteration	4312	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3607
3608	$RUNTIME += $TICK;
3609	$NEXT_TICK = $_[0]->at;
3610		4313
3611	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4314	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3612	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4315	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3613	Coro::async_pool {	4316	Coro::async_pool {
3614	$Coro::current->{desc} = "runtime saver";	4317	$Coro::current->{desc} = "runtime saver";
3615	write_runtime	4318	write_runtime_sync
3616	or warn "ERROR: unable to write runtime file: $!";	4319	or error "ERROR: unable to write runtime file: $!";
3617	};	4320	};
3618	}	4321	}
3619		4322
3620	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4323	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3621	$sig->send;	4324	$sig->send;
3622	}	4325	}
3623	while (my $sig = shift @WAIT_FOR_TICK) {	4326	$WAIT_FOR_TICK->broadcast;
3624	$sig->send;
3625	}
3626		4327
3627	$LOAD = ($NOW - $tick_start) / $TICK;	4328	$LOAD = ($NOW - $TICK_START) / $TICK;
3628	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4329	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3629		4330
3630	_post_tick;	4331	if (0) {
3631	};	4332	if ($NEXT_TICK) {
3632	$TICK_WATCHER->priority (EV::MAXPRI);	4333	my $jitter = $TICK_START - $NEXT_TICK;
		4334	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4335	debug "jitter $JITTER\n";#d#
		4336	}
		4337	}
		4338	}
3633		4339
3634	{	4340	{
3635	# configure BDB	4341	# configure BDB
		4342	info "initialising database";
3636		4343
3637	BDB::min_parallel 8;	4344	BDB::min_parallel 16;
3638	BDB::max_poll_reqs $TICK * 0.1;	4345	BDB::max_poll_reqs $TICK * 0.1;
3639	$Coro::BDB::WATCHER->priority (1);	4346	#$AnyEvent::BDB::WATCHER->priority (1);
3640		4347
3641	unless ($DB_ENV) {	4348	unless ($DB_ENV) {
3642	$DB_ENV = BDB::db_env_create;	4349	$DB_ENV = BDB::db_env_create;
3643	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4350	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3644	| BDB::LOG_AUTOREMOVE, 1);	4351	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4352	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3645	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4353	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3646	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4354	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3647		4355
3648	cf::sync_job {	4356	cf::sync_job {
3649	eval {	4357	eval {
…		…
3668	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4376	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3669	};	4377	};
3670	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4378	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3671	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4379	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3672	};	4380	};
		4381
		4382	info "database initialised";
3673	}	4383	}
3674		4384
3675	{	4385	{
3676	# configure IO::AIO	4386	# configure IO::AIO
3677		4387
		4388	info "initialising aio";
3678	IO::AIO::min_parallel 8;	4389	IO::AIO::min_parallel 8;
3679	IO::AIO::max_poll_time $TICK * 0.1;	4390	IO::AIO::max_poll_time $TICK * 0.1;
3680	$Coro::AIO::WATCHER->priority (1);	4391	undef $AnyEvent::AIO::WATCHER;
		4392	info "aio initialised";
3681	}	4393	}
3682		4394
3683	my $_log_backtrace;	4395	our $_log_backtrace;
		4396	our $_log_backtrace_last;
3684		4397
3685	sub _log_backtrace {	4398	sub _log_backtrace {
3686	my ($msg, @addr) = @_;	4399	my ($msg, @addr) = @_;
3687		4400
3688	$msg =~ s/\n//;	4401	$msg =~ s/\n$//;
3689		4402
		4403	if ($_log_backtrace_last eq $msg) {
		4404	LOG llevInfo, "[ABT] $msg\n";
		4405	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3690	# limit the # of concurrent backtraces	4406	# limit the # of concurrent backtraces
3691	if ($_log_backtrace < 2) {	4407	} elsif ($_log_backtrace < 2) {
		4408	$_log_backtrace_last = $msg;
3692	++$_log_backtrace;	4409	++$_log_backtrace;
		4410	my $perl_bt = Carp::longmess $msg;
3693	async {	4411	async {
3694	$Coro::current->{desc} = "abt $msg";	4412	$Coro::current->{desc} = "abt $msg";
3695		4413
3696	my @bt = fork_call {	4414	my @bt = fork_call {
3697	@addr = map { sprintf "%x", $_ } @addr;	4415	@addr = map { sprintf "%x", $_ } @addr;
…		…
3708	}	4426	}
3709		4427
3710	@funcs	4428	@funcs
3711	};	4429	};
3712		4430
3713	LOG llevInfo, "[ABT] $msg\n";	4431	LOG llevInfo, "[ABT] $perl_bt\n";
		4432	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3714	LOG llevInfo, "[ABT] $_\n" for @bt;	4433	LOG llevInfo, "[ABT] $_\n" for @bt;
3715	--$_log_backtrace;	4434	--$_log_backtrace;
3716	};	4435	};
3717	} else {	4436	} else {
3718	LOG llevInfo, "[ABT] $msg\n";	4437	LOG llevInfo, "[ABT] $msg\n";
3719	LOG llevInfo, "[ABT] [suppressed]\n";	4438	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3720	}	4439	}
3721	}	4440	}
3722		4441
3723	# load additional modules	4442	# load additional modules
3724	use cf::pod;	4443	require "cf/$_.pm" for @EXTRA_MODULES;
		4444	cf::_connect_to_perl_2;
3725		4445
3726	END { cf::emergency_save }	4446	END { cf::emergency_save }
3727		4447
3728	1	4448	1
3729		4449

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