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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC vs.
Revision 1.606 by root, Sun Nov 18 08:34:23 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		81
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
47		85
48	our %COMMAND = ();	86	our %COMMAND = ();
49	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
50		88
51	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
53	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
56		96
57	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
59		101
60	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
61	our $DATADIR = datadir;	104	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
65	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
71	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
72		125
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	128	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		130
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	134	our $DB_ENV;
85		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
86	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
87		140
88	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
90	our $NOW;	144	our $NOW;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
172		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	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
176	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
177	that call.	282	that call.
178		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
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$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;
191		307
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}
195		310
196	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
198		313
199	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	318	return;#d#
202	}#d#	319	}#d#
203		320
204	# kill coroutine otherwise	321	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	322	Coro::terminate
207	};	323	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		324
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	335	for my $pkg (qw(
222	cf::global cf::attachable	336	cf::global cf::attachable
223	cf::object cf::object::player	337	cf::object cf::object::player
224	cf::client cf::player	338	cf::client cf::player
225	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
226	cf::map cf::party cf::region	341	cf::party cf::region
227	)) {	342	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	344	}
231		345
232	$EV::DIED = sub {	346	$EV::DIED = sub {
233	warn "error in event callback: @_";	347	warn "error in event callback: $@";
234	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
235		354
236	#############################################################################	355	#############################################################################
237		356
238	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
239		358
…		…
260	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
261	$d	380	$d
262	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
263	}	382	}
264		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
265	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
266		437
267	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
268		439
269	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		447
277	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
279		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
280	=item cf::lock_wait $string	513	=item cf::lock_wait $string
281		514
282	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
283		516
284	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
285		518
286	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
287	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,
288	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
289	returned.	522	returned.
290		523
291	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
292	deadlocked coro.	525	deadlocked coro.
…		…
298		531
299	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.
300		533
301	=cut	534	=cut
302		535
303	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		537
306	sub lock_wait($) {	538	sub lock_wait($) {
307	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	540	}
320		541
321	sub lock_acquire($) {	542	sub lock_acquire($) {
322	my ($key) = @_;	543	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	544	}
336		545
337	sub lock_active($) {	546	sub lock_active($) {
338	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	548	}
342		549
343	sub freeze_mainloop {	550	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
345		552
346	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	554	}
352		555
353	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
354		557
355	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
356	get spread over timer.	559	get spread over time.
357		560
358	=cut	561	=cut
359		562
360	sub periodic($$) {	563	sub periodic($$) {
361	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
365	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
366	}	569	}
367		570
368	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
369		572
370	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
371	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
372	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
373		580
374	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
375	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
376		583
377	Useful for short background jobs.	584	Useful for short background jobs.
378		585
379	=cut	586	=cut
380		587
381	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
382	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
383		591
384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
385	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
386	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
387		595
388	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
389		598
390	while () {	599	while () {
391	next_job:	600	next_job:
		601
392	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
393	if ($avail > 0.01) {	603
394	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
395	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
396	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
397	$job->[2]->send;	608	$job->[2]->send;
398	Coro::cede;	609	Coro::cede;
399	goto next_job;	610	goto next_job;
400	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
401	}	613	}
402	}	614	}
403		615
404	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
405	# 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
406	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
407	$signal->wait;
408	} else {	619	} else {
		620	$busy = 0;
409	Coro::schedule;	621	Coro::schedule;
410	}	622	}
411	}	623	}
412	};	624	};
413		625
414	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
415	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
416		630
417	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
418	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
419		634
420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
422	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
448	=cut	663	=cut
449		664
450	sub sync_job(&) {	665	sub sync_job(&) {
451	my ($job) = @_;	666	my ($job) = @_;
452		667
453	if ($Coro::current == $Coro::main) {	668	if (in_main) {
454	my $time = EV::time;	669	my $time = AE::time;
455		670
456	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
458		673
459	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
460		675
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
464		677
465	my $busy = 1;	678	my $busy = 1;
466	my @res;	679	my @res;
467		680
468	(async {	681	(async {
469	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
470	@res = eval { $job->() };	683	@res = eval { $job->() };
471	warn $@ if $@;	684	error $@ if $@;
472	undef $busy;	685	undef $busy;
473	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
474		687
475	while ($busy) {	688	while ($busy) {
476	if (Coro::nready) {	689	if (Coro::nready) {
…		…
478	} else {	691	} else {
479	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
480	}	693	}
481	}	694	}
482		695
483	$time = EV::time - $time;	696	my $time = AE::time - $time;
484		697
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
489		699
490	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
491	} else {	701	} else {
492	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
493		703
…		…
513	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
514		724
515	$coro	725	$coro
516	}	726	}
517		727
518	=item fork_call { }, $args	728	=item fork_call { }, @args
519		729
520	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
521	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
522	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
523	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
524		734
525	=cut	735	=cut
526		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
527	sub fork_call(&@) {	741	sub fork_call(&@) {
528	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
529		743
530	# we seemingly have to make a local copy of the whole thing,
531	# otherwise perl prematurely frees the stuff :/
532	# TODO: investigate and fix (likely this will be rather laborious)
533
534	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
535	reset_signals;	745	cf::post_fork;
536	&$cb	746	&$cb
537	}, @args;	747	} @args;
538		748
539	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
540	}	788	}
541		789
542	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
543		791
544	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
554	within each server.	802	within each server.
555		803
556	=cut	804	=cut
557		805
558	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
559	my ($name) = @_;	810	my ($name) = @_;
560	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
561		812
562	eval {	813	eval {
563	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
573	}	824	}
574		825
575	our $DB;	826	our $DB;
576		827
577	sub db_init {	828	sub db_init {
578	cf::sync_job {
579	$DB ||= db_table "db";	829	$DB ||= db_table "db";
580	};
581	}	830	}
582		831
583	sub db_get($$) {	832	sub db_get($$) {
584	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
585		834
586	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
587	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
588		839
589	$! ? ()	840	$! ? ()
590	: $data	841	: $data
591	}
592	}	842	}
593		843
594	sub db_put($$$) {	844	sub db_put($$$) {
595	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
596	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
624		874
625	my @data;	875	my @data;
626	my $md5;	876	my $md5;
627		877
628	for (0 .. $#$src) {	878	for (0 .. $#$src) {
629	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
630	or Carp::croak "$src->[$_]: $!";
631	}	880	}
632		881
633	# if processing is expensive, check	882	# if processing is expensive, check
634	# checksum first	883	# checksum first
635	if (1) {	884	if (1) {
…		…
648		897
649	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
650	}	899	}
651	}	900	}
652		901
653	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
654	my $data = $process->(\@data);	903	my $data = $process->(\@data);
655	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
656		905
657	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
658		907
659	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
660	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
661	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
662		911
…		…
672		921
673	=cut	922	=cut
674		923
675	sub datalog($@) {	924	sub datalog($@) {
676	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
677	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
678	}	927	}
679		928
680	=back	929	=back
681		930
682	=cut	931	=cut
683		932
684	#############################################################################	933	#############################################################################
685		934
686	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
687		936
688	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
689	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")
690	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
691		940
692	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>
693	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
…		…
743	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
744		993
745	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
747		996
748	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
749	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.
750		999
751	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
752		1001
753	=over 4	1002	=over 4
…		…
877		1126
878	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
879	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
880		1129
881	} elsif (ref $type) {	1130	} elsif (ref $type) {
882	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
883		1132
884	} else {	1133	} else {
885	shift @arg;	1134	shift @arg;
886	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
887	}	1136	}
888	}	1137	}
889	}	1138	}
890		1139
891	sub _object_attach {	1140	sub _object_attach {
…		…
901	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
902	}	1151	}
903		1152
904	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
905	} else {	1154	} else {
906	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
907	}	1156	}
908		1157
909	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
910	}	1159	}
911		1160
…		…
970		1219
971	for (@$callbacks) {	1220	for (@$callbacks) {
972	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
973		1222
974	if ($@) {	1223	if ($@) {
975	warn "$@";
976	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
977	override;	1225	override;
978	}	1226	}
979		1227
980	return 1 if $override;	1228	return 1 if $override;
981	}	1229	}
…		…
1044		1292
1045	sub reattach {	1293	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1295	my ($obj) = @_;
1048		1296
		1297	# no longer needed after getting rid of delete_package?
1049	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
1050		1299
1051	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1052		1301
1053	@$registry = ();	1302	@$registry = ();
1054		1303
…		…
1059	for (@$attach) {	1308	for (@$attach) {
1060	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1061	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1062	}	1311	}
1063	} else {	1312	} else {
1064	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1065	}	1314	}
1066	}	1315	}
1067	}	1316	}
1068		1317
1069	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1096	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1097		1346
1098	sync_job {	1347	sync_job {
1099	if (length $$rdata) {	1348	if (length $$rdata) {
1100	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1103		1353
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	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	}
1108	close $fh;	1361	aio_close $fh;
1109		1362
1110	if (@$objs) {	1363	if (@$objs) {
1111	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) {
1112	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1115	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	}
1116	close $fh;	1372	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1374	}
1119	} else {	1375	} else {
1120	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1121	}	1377	}
1122		1378
1123	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1383	} else {
1125	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1126	}	1385	}
1127	} else {	1386	} else {
1128	aio_unlink $filename;	1387	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1130	}	1389	}
…		…
1154	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1155	$av = $st->{objs};	1414	$av = $st->{objs};
1156	}	1415	}
1157		1416
1158	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1159	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1160	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1161		1421
1162	($data, $av)	1422	($data, $av)
1163	}	1423	}
1164		1424
1165	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1169	=cut	1429	=cut
1170		1430
1171	#############################################################################	1431	#############################################################################
1172	# command handling &c	1432	# command handling &c
1173		1433
1174	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1175		1435
1176	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
1177	$name.	1437	$name.
1178		1438
1179	=cut	1439	=cut
…		…
1185	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1186		1446
1187	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1188	}	1448	}
1189		1449
1190	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1191		1451
1192	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1193	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
1194	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
1195	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
1196	has logged in successfully.	1456	has logged in successfully.
1197		1457
1198	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1199	called.
1200		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
1201	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1202		1466
1203	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1204	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
1205	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
1206	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
1207	log-in.	1471	log-in.
1208		1472
1209	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1210	called.
1211		1474
1212	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1213		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1214	sub register_extcmd {	1482	sub register_extcmd($$) {
1215	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1216		1484
1217	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1218	}	1486	}
1219		1487
1220	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1221	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1222		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1223	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1224	}	1498	}
1225		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1226	cf::player->attach (	1508	cf::player->attach (
1227	on_command => sub {	1509	on_unknown_command => sub {
1228	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1229		1511
1230	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1231	or return;	1513	or return;
1232		1514
…		…
1240	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1241		1523
1242	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1243		1525
1244	if (ref $msg) {	1526	if (ref $msg) {
1245	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1246	"ARRAY" eq ref $msg
1247	? @$msg
1248	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1249		1528
1250	my @reply;
1251
1252	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}) {
1253	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1254	}	1547	}
1255		1548
1256	$pl->ext_reply ($reply, @reply)
1257	if $reply;
1258
1259	} else {	1549	} else {
1260	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1261	}	1551	}
1262		1552
1263	cf::override;	1553	cf::override;
1264	},	1554	},
1265	);	1555	);
1266		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
1267	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1268	cf::sync_job {	1586	cf::sync_job {
1269	my %todo;	1587	my %todo;
1270		1588
1271	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1272	next unless -r $path;	1590	next unless -r $path;
…		…
1290		1608
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1611
1294	$ext{source} =	1612	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1296	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1297	. $source	1615	. $source
1298	. "\n};\n1";	1616	. "\n};\n1";
1299		1617
1300	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1301	}	1619	}
1302		1620
		1621	my $pass = 0;
1303	my %done;	1622	my %done;
1304	while (%todo) {	1623	while (%todo) {
1305	my $progress;	1624	my $progress;
1306		1625
		1626	++$pass;
		1627
		1628	ext:
1307	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1308	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1309	goto skip	1631	next ext
1310	unless exists $done{$_};	1632	unless exists $done{$_};
1311	}	1633	}
1312		1634
1313	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1314		1636
1315	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 $@) {
1316	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1317	: "$v->{base}: extension inactive.\n";
1318		1650
1319	if (exists $v->{meta}{mandatory}) {
1320	warn $msg;
1321	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1322	}	1652	if exists $v->{meta}{mandatory};
1323		1653
1324	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1325	}	1663	}
1326
1327	$done{$k} = delete $todo{$k};
1328	push @EXTS, $v->{pkg};
1329	$progress = 1;
1330	}	1664	}
1331		1665
1332	skip:	1666	unless ($progress) {
1333	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1334	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1335	}	1676	}
1336	};	1677	};
1337	}	1678	}
1338		1679
1339	#############################################################################	1680	#############################################################################
1340		1681
1341	=back	1682	=back
1342		1683
1343	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1344		1685
1345	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1346		1687
1347	=cut	1688	=cut
1348		1689
1349	package cf::player;	1690	package cf::player;
1350		1691
…		…
1393		1734
1394	sub exists($) {	1735	sub exists($) {
1395	my ($login) = @_;	1736	my ($login) = @_;
1396		1737
1397	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1398	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1399	}	1740	}
1400		1741
1401	sub find($) {	1742	sub find($) {
1402	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1403	my $login = $_[0];	1744	my $login = $_[0];
…		…
1415	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1416	or return;	1757	or return;
1417		1758
1418	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1419	or return;	1760	or return;
		1761
1420	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1421	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1422	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1423	}	1765	}
1424	}	1766	}
1425	}	1767	}
1426		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1427	sub save($) {	1782	sub save($) {
1428	my ($pl) = @_;	1783	my ($pl) = @_;
1429		1784
1430	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1431		1786
…		…
1434		1789
1435	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1436		1791
1437	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1438	$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];
1439		1799
1440	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1441	cf::cede_to_tick;	1801	cf::cede_to_tick;
1442	}	1802	}
1443		1803
…		…
1475	my ($pl) = @_;	1835	my ($pl) = @_;
1476		1836
1477	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1478		1838
1479	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1480	$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
1481		1841
1482	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1483	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1484	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1485	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1486		1850
1487	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1488	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1489	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1527		1891
1528	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1529	my $path = path $login;	1893	my $path = path $login;
1530		1894
1531	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1532	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1534	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1535	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1536	}	1901	}
1537		1902
…		…
1541		1906
1542	\@logins	1907	\@logins
1543	}	1908	}
1544		1909
1545	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1546		1913
1547	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1548	player. May block.	1915	player. May block.
1549		1916
1550	=cut	1917	=cut
…		…
1568	}	1935	}
1569		1936
1570	\@paths	1937	\@paths
1571	}	1938	}
1572		1939
1573	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1574		1941
1575	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1576
1577	=cut
1578
1579	use re 'eval';
1580
1581	my $group;
1582	my $interior; $interior = qr{
1583	# match a pod interior sequence sans C<< >>
1584	(?:
1585	\ (.*?)\ (?{ $group = $^N })
1586	| < (??{$interior}) >
1587	)
1588	}x;
1589
1590	sub expand_cfpod {
1591	my ($self, $pod) = @_;
1592
1593	my $xml;
1594
1595	while () {
1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1597	$group = $1;
1598
1599	$group =~ s/&/&amp;/g;
1600	$group =~ s/</&lt;/g;
1601
1602	$xml .= $group;
1603	} elsif ($pod =~ m%\G
1604	([BCGHITU])
1605	<
1606	(?:
1607	([^<>]*) (?{ $group = $^N })
1608	| < $interior >
1609	)
1610	>
1611	%gcsx
1612	) {
1613	my ($code, $data) = ($1, $group);
1614
1615	if ($code eq "B") {
1616	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1617	} elsif ($code eq "I") {
1618	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1619	} elsif ($code eq "U") {
1620	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1621	} elsif ($code eq "C") {
1622	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1623	} elsif ($code eq "T") {
1624	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1625	} elsif ($code eq "G") {
1626	my ($male, $female) = split /\|/, $data;
1627	$data = $self->gender ? $female : $male;
1628	$xml .= expand_cfpod ($self, $data);
1629	} elsif ($code eq "H") {
1630	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1631	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1632	"")
1633	[$self->{hintmode}];
1634	} else {
1635	$xml .= "error processing '$code($data)' directive";
1636	}
1637	} else {
1638	if ($pod =~ /\G(.+)/) {
1639	warn "parse error while expanding $pod (at $1)";
1640	}
1641	last;
1642	}
1643	}
1644
1645	for ($xml) {
1646	# create single paragraphs (very hackish)
1647	s/(?<=\S)\n(?=\w)/ /g;
1648
1649	# compress some whitespace
1650	s/\s+\n/\n/g; # ws line-ends
1651	s/\n\n+/\n/g; # double lines
1652	s/^\n+//; # beginning lines
1653	s/\n+$//; # ending lines
1654	}
1655
1656	$xml
1657	}
1658
1659	no re 'eval';
1660
1661	sub hintmode {
1662	$_[0]{hintmode} = $_[1] if @_ > 1;
1663	$_[0]{hintmode}
1664	}
1665
1666	=item $player->ext_reply ($msgid, @msg)
1667
1668	Sends an ext reply to the player.
1669
1670	=cut
1671
1672	sub ext_reply($$@) {
1673	my ($self, $id, @msg) = @_;
1674
1675	$self->ns->ext_reply ($id, @msg)
1676	}
1677		1943
1678	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1679		1945
1680	Sends an ext event to the client.	1946	Sends an ext event to the client.
1681		1947
…		…
1701		1967
1702	=cut	1968	=cut
1703		1969
1704	sub find_by_path($) {	1970	sub find_by_path($) {
1705	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1706		1974
1707	my ($match, $specificity);	1975	my ($match, $specificity);
1708		1976
1709	for my $region (list) {	1977	for my $region (list) {
1710	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1736	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1737	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1738		2006
1739	sub generate_random_map {	2007	sub generate_random_map {
1740	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1741	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1742	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1743	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1744	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1745	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1746	$rmp->{exit_on_final_map},
1747	$rmp->{xsize}, $rmp->{ysize},
1748	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1749	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1750	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1751	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1752	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1753	(cf::region::find $rmp->{region}), $rmp->{custom}
1754	)
1755	}	2013	}
1756		2014
1757	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1758		2016
1759	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
…		…
1764		2022
1765	sub register {	2023	sub register {
1766	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1767	my $pkg = caller;	2025	my $pkg = caller;
1768		2026
1769	no strict;
1770	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1771		2028
1772	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1773	}	2030	}
1774		2031
1775	# also paths starting with '/'	2032	# also paths starting with '/'
1776	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1777		2034
1778	sub thawer_merge {	2035	sub thawer_merge {
1779	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1780		2037
1781	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1786	}	2043	}
1787		2044
1788	sub normalise {	2045	sub normalise {
1789	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1790		2047
1791	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1792		2049
1793	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1794		2051
1795	# map plan:	2052	# map plan:
1796	#	2053	#
…		…
1811	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1812	$path = "$base/$path";	2069	$path = "$base/$path";
1813	}	2070	}
1814		2071
1815	for ($path) {	2072	for ($path) {
1816	redo if s{//}{/};
1817	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1818	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1819	}	2075	}
1820		2076
1821	$path	2077	$path
…		…
1835	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1836	return $self;	2092	return $self;
1837	}	2093	}
1838	}	2094	}
1839		2095
1840	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1841	()	2097	()
1842	}	2098	}
1843		2099
		2100	# may re-bless or do other evil things
1844	sub init {	2101	sub init {
1845	my ($self) = @_;	2102	my ($self) = @_;
1846		2103
1847	$self	2104	$self
1848	}	2105	}
…		…
1867		2124
1868	# the temporary/swap location	2125	# the temporary/swap location
1869	sub save_path {	2126	sub save_path {
1870	my ($self) = @_;	2127	my ($self) = @_;
1871		2128
1872	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1873	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1874	}	2131	}
1875		2132
1876	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1877	sub uniq_path {	2134	sub uniq_path {
1878	my ($self) = @_;	2135	my ($self) = @_;
1879		2136
1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1881	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1882	}
1883
1884	# and all this just because we cannot iterate over
1885	# all maps in C++...
1886	sub change_all_map_light {
1887	my ($change) = @_;
1888
1889	$_->change_map_light ($change)
1890	for grep $_->outdoor, values %cf::MAP;
1891	}	2139	}
1892		2140
1893	sub decay_objects {	2141	sub decay_objects {
1894	my ($self) = @_;	2142	my ($self) = @_;
1895		2143
…		…
1922	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1923		2171
1924	1	2172	1
1925	}	2173	}
1926		2174
		2175	# used to laod the header of an original map
1927	sub load_header_orig {	2176	sub load_header_orig {
1928	my ($self) = @_;	2177	my ($self) = @_;
1929		2178
1930	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1931	}	2180	}
1932		2181
		2182	# used to laod the header of an instantiated map
1933	sub load_header_temp {	2183	sub load_header_temp {
1934	my ($self) = @_;	2184	my ($self) = @_;
1935		2185
1936	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1937	}	2187	}
1938		2188
		2189	# called after loading the header from an instantiated map
1939	sub prepare_temp {	2190	sub prepare_temp {
1940	my ($self) = @_;	2191	my ($self) = @_;
1941		2192
1942	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1943	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1944	# safety	2195	# safety
1945	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1946	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1947	}	2198	}
1948		2199
		2200	# called after loading the header from an original map
1949	sub prepare_orig {	2201	sub prepare_orig {
1950	my ($self) = @_;	2202	my ($self) = @_;
1951		2203
1952	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1953	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1977		2229
1978	sub find;	2230	sub find;
1979	sub find {	2231	sub find {
1980	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1981		2233
		2234	cf::cede_to_tick;
		2235
1982	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1983		2237
1984	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1985	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1986		2240
1987	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1988	my $guard1 = cf::lock_acquire "map_find:$path";
1989	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1990
1991	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1992	or return;	2243	or return;
1993		2244
1994	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1995		2246
…		…
1997	or return;	2248	or return;
1998		2249
1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2000	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
2001	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
2002	undef $guard1;	2254	undef $guard1;
2003	undef $guard2;
2004	$map->reset;	2255	$map->reset;
2005	return find $path;	2256	return find $path;
2006	}	2257	}
2007		2258
2008	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2009	}	2260	}
2010	}	2261	}
2011		2262
2012	sub pre_load { }	2263	sub pre_load { }
2013	sub post_load { }	2264	#sub post_load { } # XS
2014		2265
2015	sub load {	2266	sub load {
2016	my ($self) = @_;	2267	my ($self) = @_;
2017		2268
2018	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2021		2272
2022	{	2273	{
2023	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2024		2275
2025	return unless $self->valid;	2276	return unless $self->valid;
2026	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2027
2028	$self->in_memory (cf::MAP_LOADING);
2029		2278
2030	$self->alloc;	2279	$self->alloc;
2031		2280
2032	$self->pre_load;	2281	$self->pre_load;
2033	cf::cede_to_tick;	2282	cf::cede_to_tick;
2034		2283
		2284	if (exists $self->{load_path}) {
2035	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2036	$f->skip_block;	2286	$f->skip_block;
2037	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2038	or return;	2288	or return;
2039		2289
2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2041	if delete $self->{load_original};	2291	if delete $self->{load_original};
2042		2292
2043	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2044	utf8::encode $uniq;	2294	utf8::encode $uniq;
2045	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2046	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2047	$self->clear_unique_items;	2297	$self->clear_unique_items;
2048	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2049	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2050	}	2301	}
2051	}	2302	}
2052	}
2053		2303
2054	$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);
2055		2311
2056	cf::cede_to_tick;	2312	cf::cede_to_tick;
2057	# now do the right thing for maps	2313	# now do the right thing for maps
2058	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2059	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2063	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2064	$self->decay_objects;	2320	$self->decay_objects;
2065	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2066	$self->update_buttons;	2322	$self->update_buttons;
2067	cf::cede_to_tick;	2323	cf::cede_to_tick;
2068	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2069	cf::cede_to_tick;
2070	$self->activate;
2071	}	2325	}
2072		2326
2073	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_IN_MEMORY);
2077	}	2329	}
2078		2330
2079	$self->post_load;	2331	$self->post_load;
2080	}
2081		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
2082	sub customise_for {	2339	sub customise_for {
2083	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2084		2341
2085	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2343	if $self->per_player;
…		…
2089	# if $self->per_party;	2346	# if $self->per_party;
2090		2347
2091	$self	2348	$self
2092	}	2349	}
2093		2350
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2351	sub find_sync {
2121	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2122		2353
2123	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
2124	}	2359	}
2125		2360
2126	sub do_load_sync {	2361	sub do_load_sync {
2127	my ($map) = @_;	2362	my ($map) = @_;
2128		2363
		2364	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2131		2367
2132	cf::sync_job { $map->load };	2368	$map->load;
2133	}	2369	}
2134		2370
2135	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2137		2373
2138	sub find_async {	2374	sub find_async {
2139	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2140		2376
2141	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2142		2378
2143	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2145	}	2381	}
2146		2382
2147	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2148		2384
2149	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2164		2400
2165	()	2401	()
2166	}	2402	}
2167		2403
		2404	# common code, used by both ->save and ->swapout
2168	sub save {	2405	sub _save {
2169	my ($self) = @_;	2406	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2407
2173	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2174		2409
2175	return unless $self->dirty;	2410	return unless $self->dirty;
2176		2411
…		…
2185		2420
2186	cf::async {	2421	cf::async {
2187	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2188	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2189	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2190		2427
2191	if ($uniq) {	2428	if ($uniq) {
2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2193	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2194	} else {	2431	} else {
2195	$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);
2196	}	2433	}
2197	}	2434	}
2198		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2199	sub swap_out {	2444	sub swap_out {
2200	my ($self) = @_;	2445	my ($self) = @_;
2201		2446
2202	# save first because save cedes
2203	$self->save;
2204
2205	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2206		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2207	return if $self->players;	2451	return if $self->players;
2208	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
2209	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2210		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
2211	$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};
2212		2503
2213	$self->deactivate;	2504	$self->deactivate;
2214	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2215	$self->clear;	2506	$self->clear;
2216	}
2217
2218	sub reset_at {
2219	my ($self) = @_;
2220
2221	# TODO: safety, remove and allow resettable per-player maps
2222	return 1e99 if $self->{deny_reset};
2223
2224	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2225	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2226
2227	$time + $to
2228	}
2229
2230	sub should_reset {
2231	my ($self) = @_;
2232
2233	$self->reset_at <= $cf::RUNTIME
2234	}
2235
2236	sub reset {
2237	my ($self) = @_;
2238
2239	my $lock = cf::lock_acquire "map_data:$self->{path}";
2240
2241	return if $self->players;
2242
2243	warn "resetting map ", $self->path;
2244
2245	$self->in_memory (cf::MAP_SWAPPED);
2246
2247	# need to save uniques path
2248	unless ($self->{deny_save}) {
2249	my $uniq = $self->uniq_path; utf8::encode $uniq;
2250
2251	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2252	if $uniq;
2253	}
2254
2255	delete $cf::MAP{$self->path};
2256
2257	$self->deactivate;
2258	$_->clear_links_to ($self) for values %cf::MAP;
2259	$self->clear;
2260		2507
2261	$self->unlink_save;	2508	$self->unlink_save;
2262	$self->destroy;	2509	$self->destroy;
2263	}	2510	}
2264		2511
…		…
2272		2519
2273	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2274		2521
2275	$self->unlink_save;	2522	$self->unlink_save;
2276		2523
2277	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2278	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2279	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2280	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2281	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2282		2529
…		…
2331		2578
2332	sub unique_maps() {	2579	sub unique_maps() {
2333	[	2580	[
2334	map {	2581	map {
2335	utf8::decode $_;	2582	utf8::decode $_;
2336	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2337	? normalise $_	2586	: normalise $_
2338	: ()
2339	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2340	]	2588	]
2341	}	2589	}
2342		2590
2343	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	}
2344		2622
2345	=back	2623	=back
2346		2624
2347	=head3 cf::object	2625	=head3 cf::object
2348		2626
…		…
2352		2630
2353	=over 4	2631	=over 4
2354		2632
2355	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2356		2634
2357	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.
2358		2637
2359	=cut	2638	=cut
2360		2639
2361	sub inv_recursive_;	2640	sub inv_recursive_;
2362	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2367	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2368	}	2647	}
2369		2648
2370	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2371		2650
2372	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.
2373		2652
2374	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2375		2654
2376	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,
2377	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2378		2657
2379	=cut	2658	=cut
2380		2659
2381	sub deref {	2660	sub deref {
…		…
2409	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
2410	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2411		2690
2412	=cut	2691	=cut
2413		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
2414	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2415	# with dialog boxes.	2708	# with dialog boxes.
2416	#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
2417	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2418	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2429	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2431		2724
2432	} else {	2725	} else {
2433	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2434	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2435	}	2728	}
2436	}	2729	}
2437	}	2730	}
2438		2731
2439	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2464		2757
2465	=item $player_object->enter_link	2758	=item $player_object->enter_link
2466		2759
2467	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}>).
2468		2761
2469	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.
2470	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.
2471		2766
2472	Will never block.	2767	Will never block.
2473		2768
2474	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2475		2770
…		…
2495	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2496	my ($self) = @_;	2791	my ($self) = @_;
2497		2792
2498	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2499		2794
		2795	++$self->{_link_recursion};
		2796
2500	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2501		2798
2502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2503	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2504		2801
2505	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2506	}	2803	}
2507		2804
2508	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2509	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2510		2807
…		…
2527	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2528	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2529		2826
2530	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2531	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2532	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2533		2830
2534	$map->load;	2831	$map->load;
2535	$map->load_neighbours;
2536		2832
2537	return unless $self->contr->active;	2833	return unless $self->contr->active;
2538	$self->activate_recursive;
2539		2834
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2542	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2543		2842
		2843	}
		2844
2544	=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)]])
2545		2846
2546	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
2547	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2548	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
2549	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
2550	be called at the end of this process.	2851	be called at the end of this process.
2551		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
2552	=cut	2856	=cut
2553		2857
2554	our $GOTOGEN;	2858	our $GOTOGEN;
2555		2859
2556	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2557	my ($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	}
2558		2868
2559	# 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
2560	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2561		2871
2562	$self->enter_link;	2872	$self->enter_link;
…		…
2582	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2583	}	2893	}
2584	}	2894	}
2585		2895
2586	my $map = eval {	2896	my $map = eval {
2587	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2588		2898
2589	if ($map) {	2899	if ($map) {
2590	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2591	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2592	} else {	2902	} else {
2593	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2594	}	2904	}
2595		2905
2596	$map	2906	$map
…		…
2604	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2605	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2606	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2607	}	2917	}
2608		2918
2609	$done->() if $done;	2919	$done->($self) if $done;
2610	})->prio (1);	2920	})->prio (1);
2611	}	2921	}
2612		2922
2613	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2614		2924
…		…
2634	}	2944	}
2635		2945
2636	sub prepare_random_map {	2946	sub prepare_random_map {
2637	my ($exit) = @_;	2947	my ($exit) = @_;
2638		2948
2639	my $guard = cf::lock_acquire "exit_prepare:$exit";
2640
2641	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2642	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2643	# that depends on the exit object	2951	# that depends on the exit object
2644		2952
2645	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2647	if ($exit->map) {	2955	if ($exit->map) {
2648	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2649	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2650	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2651	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2652	}	2962	}
2653		2963
2654	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2655		2965
2656	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2657	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2658	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2659		2969
2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2661	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2662	undef $fh;	2972	undef $fh;
2663	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2664		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2665	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2666	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2667	}	2981	}
2668	}	2982	}
2669		2983
2670	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2671	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2672		2986
2673	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2674		2988
2675	if ($exit->slaying eq "/!") {
2676	#TODO: this should de-fi-ni-te-ly not be a sync-job
2677	# the problem is that $exit might not survive long enough
2678	# so it needs to be done right now, right here
2679	cf::sync_job { prepare_random_map $exit };
2680	}
2681
2682	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2683	my $hp = $exit->stats->hp;
2684	my $sp = $exit->stats->sp;
2685
2686	$self->enter_link;	2989	$self->enter_link;
2687		2990
2688	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($slaying, $hp, $sp)
2690	if $exit->flag (FLAG_DAMNED);
2691
2692	(async {	2991	(async {
2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2694		2993
2695	$self->deactivate_recursive; # just to be sure
2696	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
2697	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2698		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
2699	1;	3030	1
2700	}) {	3031	}) {
2701	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "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. "
2703	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2705		3036
2706	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2707	$self->leave_link;	3038	$self->leave_link;
2708	}	3039	}
2709	})->prio (1);	3040	})->prio (1);
2710	}	3041	}
2711		3042
…		…
2722		3053
2723	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2724	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2725		3056
2726	utf8::encode $text;	3057	utf8::encode $text;
2727	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "msg %d 0 %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2728	}	3084	}
2729		3085
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		3087
2732	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a msg packet to the client, formatting the msg for the client if
2733	client if neccessary. C<$type> should be a string identifying the type of	3089	necessary. C<$type> should be a string identifying the type of the
2734	the message, with C<log> being the default. If C<$color> is negative, suppress	3090	message, with C<log> being the default. If C<$color> is negative, suppress
2735	the message unless the client supports the msg packet.	3091	the message unless the client supports the msg packet.
2736		3092
2737	=cut	3093	=cut
2738		3094
2739	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2740	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2741	"c/identify" => {	3103	"c/identify" => {
2742	id => "infobox",	3104	id => "infobox",
2743	title => "Identify",	3105	title => "Identify",
2744	reply => undef,	3106	reply => undef,
2745	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	3109	"c/examine" => {
2748	id => "infobox",	3110	id => "infobox",
2749	title => "Examine",	3111	title => "Examine",
2750	reply => undef,	3112	reply => undef,
2751	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2752	},	3120	},
2753	"c/book" => {	3121	"c/book" => {
2754	id => "infobox",	3122	id => "infobox",
2755	title => "Book",	3123	title => "Book",
2756	reply => undef,	3124	reply => undef,
…		…
2772	id => "infobox",	3140	id => "infobox",
2773	title => "Body Parts",	3141	title => "Body Parts",
2774	reply => undef,	3142	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2776	},	3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
		3151	"c/skills" => {
		3152	id => "infobox",
		3153	title => "Skills",
		3154	reply => undef,
		3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
		3180	},
2777	"c/uptime" => {	3181	"c/uptime" => {
2778	id => "infobox",	3182	id => "infobox",
2779	title => "Uptime",	3183	title => "Uptime",
2780	reply => undef,	3184	reply => undef,
2781	tooltip => "How long the server has been running since last restart",	3185	tooltip => "How long the server has been running since last restart",
…		…
2784	id => "infobox",	3188	id => "infobox",
2785	title => "Map Info",	3189	title => "Map Info",
2786	reply => undef,	3190	reply => undef,
2787	tooltip => "Information related to the maps",	3191	tooltip => "Information related to the maps",
2788	},	3192	},
		3193	"c/party" => {
		3194	id => "party",
		3195	title => "Party",
		3196	reply => "gsay ",
		3197	tooltip => "Messages and chat related to your party",
		3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
2789	);	3213	);
2790		3214
2791	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2792	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2793		3217
2794	$msg = $self->pl->expand_cfpod ($msg);	3218	$msg = $self->pl->expand_cfpod ($msg)
		3219	unless $color & cf::NDI_VERBATIM;
2795		3220
2796	$color &= cf::NDI_CLIENT_MASK; # just in case...	3221	$color &= cf::NDI_CLIENT_MASK; # just in case...
2797		3222
2798	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2799	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2800	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2801		3226
2802	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804
2805	$channel = $channel->{id};	3228	$channel = $channel->{id};
2806		3229
2807	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2808	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2809	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2810	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2811	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2812	if $self->can_msg;
2813	}	3235	}
2814		3236
2815	$channel = $channel->{id};	3237	$channel = $channel->{id};
2816	}	3238	}
2817		3239
2818	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2819		3241
2820	if ($self->can_msg) {
2821	# default colour, mask it out	3242	# default colour, mask it out
2822	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2823	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2824		3245
2825	$self->send_packet ("msg " . $self->{json_coder}->encode (	3246	my $pkt = "msg "
		3247	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	} else {	3249	);
2828	if ($color >= 0) {
2829	# replace some tags by gcfclient-compatible ones
2830	for ($msg) {
2831	1 while
2832	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2833	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2834	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2835	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2836	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2837	}
2838		3250
2839	$color &= cf::NDI_COLOR_MASK;	3251	$self->send_big_packet ($pkt);
2840
2841	utf8::encode $msg;
2842
2843	if (0 && $msg =~ /\[/) {
2844	# COMMAND/INFO
2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
2846	} else {
2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2848	$self->send_packet ("drawinfo $color $msg")
2849	}
2850	}
2851	}
2852	}	3252	}
2853		3253
2854	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2855		3255
2856	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2858	=cut	3258	=cut
2859		3259
2860	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2861	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2862		3262
2863	if ($self->extcmd == 2) {
2864	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2865	} elsif ($self->extcmd == 1) { # TODO: remove
2866	push @msg, msgtype => "event_$type";
2867	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2868	}
2869	}
2870
2871	=item $client->ext_reply ($msgid, @msg)
2872
2873	Sends an ext reply to the client.
2874
2875	=cut
2876
2877	sub cf::client::ext_reply($$@) {
2878	my ($self, $id, @msg) = @_;
2879
2880	if ($self->extcmd == 2) {
2881	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2882	} elsif ($self->extcmd == 1) {
2883	#TODO: version 1, remove
2884	unshift @msg, msgtype => "reply", msgid => $id;
2885	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2886	}
2887	}	3264	}
2888		3265
2889	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2890		3267
2891	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2946	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2947		3324
2948	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2949		3326
2950	if (ref $msg) {	3327	if (ref $msg) {
2951	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2952	"ARRAY" eq ref $msg
2953	? @$msg
2954	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2955		3329
2956	my @reply;
2957
2958	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
2959	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2960	}	3348	}
2961
2962	$ns->ext_reply ($reply, @reply)
2963	if $reply;
2964
2965	} else {	3349	} else {
2966	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2967	}	3351	}
2968		3352
2969	cf::override;	3353	cf::override;
2970	},	3354	},
2971	);	3355	);
…		…
2991		3375
2992	$coro	3376	$coro
2993	}	3377	}
2994		3378
2995	cf::client->attach (	3379	cf::client->attach (
2996	on_destroy => sub {	3380	on_client_destroy => sub {
2997	my ($ns) = @_;	3381	my ($ns) = @_;
2998		3382
2999	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3000	},	3384	},
3001	);	3385	);
…		…
3017	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3018		3402
3019	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3020		3404
3021	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3022	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3023	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3024	sort time	3408	sort time
3025	));	3409	));
3026		3410
3027	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3030		3414
3031	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3032		3416
3033	cf::object	3417	cf::object
3034	contr pay_amount pay_player map x y force_find force_add destroy	3418	contr pay_amount pay_player map x y force_find force_add destroy
3035	insert remove name archname title slaying race decrease_ob_nr	3419	insert remove name archname title slaying race decrease split
		3420	value
3036		3421
3037	cf::object::player	3422	cf::object::player
3038	player	3423	player
3039		3424
3040	cf::player	3425	cf::player
…		…
3045		3430
3046	=cut	3431	=cut
3047		3432
3048	for (	3433	for (
3049	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3050	insert remove inv name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
3051	decrease_ob_nr destroy)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3052	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3053	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3054	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3055	) {	3440	) {
3056	no strict 'refs';
3057	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3058	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3059	for @funs;	3443	for @funs;
3060	}	3444	}
3061		3445
…		…
3076		3460
3077	my $qcode = $code;	3461	my $qcode = $code;
3078	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3079	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3080		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3081	local $_;	3468	local $_;
3082	local @safe::cf::_safe_eval_args = values %vars;
3083		3469
3084	my $eval =	3470	my $eval =
3085	"do {\n"	3471	"do {\n"
3086	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3087	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3088	. $code	3474	. $code
3089	. "\n}"	3475	. "\n}"
3090	;	3476	;
3091		3477
		3478	if ($CFG{safe_eval}) {
3092	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3093	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3094	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3095		3487
3096	if ($@) {	3488	if ($@) {
3097	warn "$@";	3489	warn "$@",
3098	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3099	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3100	}	3492	}
3101		3493
3102	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3103	}	3495	}
3104		3496
…		…
3118	=cut	3510	=cut
3119		3511
3120	sub register_script_function {	3512	sub register_script_function {
3121	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3122		3514
3123	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3124	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3125	}	3517	}
3126		3518
3127	=back	3519	=back
3128		3520
3129	=cut	3521	=cut
3130		3522
3131	#############################################################################	3523	#############################################################################
3132	# the server's init and main functions	3524	# the server's init and main functions
3133		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_csum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3134	sub load_facedata($) {	3603	sub load_facedata($) {
3135	my ($path) = @_;	3604	my ($path) = @_;
3136		3605
3137	# HACK to clear player env face cache, we need some signal framework
3138	# for this (global event?)
3139	%ext::player_env::MUSIC_FACE_CACHE = ();
3140
3141	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3142		3607
3143	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3144		3609
3145	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3146	0 < aio_load $path, $facedata
3147	or die "$path: $!";
3148
3149	$facedata = Coro::Storable::thaw $facedata;
3150		3611
3151	$facedata->{version} == 2	3612	$facedata->{version} == 2
3152	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3153		3614
3154	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3155	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3156	type => FT_RSRC,	3617
3157	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3158	};	3619
3159	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3160		3623
3161	{	3624	{
3162	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3163		3626
3164	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3165	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3166		3630
3167	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3168	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3169	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3170	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3171		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3172	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3173	}	3638	}
3174		3639
3175	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3176	next unless $info->{smooth};	3641	next unless $info->{smooth};
3177		3642
…		…
3180		3645
3181	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3182	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3183	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3184	} else {	3649	} else {
3185	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3186	}	3651	}
3187
3188	cf::cede_to_tick;
3189	}	3652	}
3190	}	3653	}
3191		3654
3192	{	3655	{
3193	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3194		3657
3195	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3196	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3197	cf::cede_to_tick;
3198	}	3660	}
3199		3661
3200	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3201	}	3663	}
3202		3664
3203	{	3665	{
3204	# TODO: for gcfclient pleasure, we should give resources
3205	# that gcfclient doesn't grok a >10000 face index.
3206	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3207		3667
3208	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3209	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3210	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3211	my $data;
3212		3672
3213	if ($info->{type} & 1) {
3214	# prepend meta info
3215
3216	my $meta = $enc->encode ({
3217	name => $name,
3218	%{ $info->{meta} || {} },
3219	});
3220
3221	$data = pack "(w/a*)*", $meta, $info->{data};
3222	} else {
3223	$data = $info->{data};
3224	}
3225
3226	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3227	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3228	} else {	3679	} else {
3229	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3230	}	3681	}
3231
3232	cf::cede_to_tick;
3233	}	3682	}
3234	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3235		3694
3236	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3237		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3238	1	3699	1
3239	}	3700	}
3240
3241	cf::global->attach (on_resource_update => sub {
3242	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3243	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3244
3245	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3246	my $sound = $soundconf->{compat}[$_]
3247	or next;
3248
3249	my $face = cf::face::find "sound/$sound->[1]";
3250	cf::sound::set $sound->[0] => $face;
3251	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3252	}
3253
3254	while (my ($k, $v) = each %{$soundconf->{event}}) {
3255	my $face = cf::face::find "sound/$v";
3256	cf::sound::set $k => $face;
3257	}
3258	}
3259	});
3260		3701
3261	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3262	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3263		3704
3264	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
3265	$ns->fx_want ($k, $v);	3706	$ns->fx_want ($k, $v);
3266	}	3707	}
3267	};	3708	};
		3709
		3710	sub load_resource_file($) {
		3711	my $guard = lock_acquire "load_resource_file";
		3712
		3713	my $status = load_resource_file_ $_[0];
		3714	get_slot 0.1, 100;
		3715	cf::arch::commit_load;
		3716
		3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
		3732	}
3268		3733
3269	sub reload_regions {	3734	sub reload_regions {
3270	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3271	# for this (global event?)	3736	# for this (global event?)
3272	%ext::player_env::MUSIC_FACE_CACHE = ();	3737	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3279	if exists $_->{match};	3744	if exists $_->{match};
3280	}	3745	}
3281	}	3746	}
3282		3747
3283	sub reload_facedata {	3748	sub reload_facedata {
3284	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3285	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3286	}	3751	}
3287		3752
3288	sub reload_archetypes {	3753	sub reload_archetypes {
3289	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3290	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
3291	#d# NEED to laod twice to resolve forward references	3756
3292	# this really needs to be done in an extra post-pass	3757	cf::face::set
3293	# (which needs to be synchronous, so solve it differently)	3758	"res/skill_info" => FT_RSRC,
3294	load_resource_file "$DATADIR/archetypes"	3759	JSON::XS->new->utf8->canonical->encode (
3295	or die "unable to load archetypes\n";	3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3296	}	3768	}
3297		3769
3298	sub reload_treasures {	3770	sub reload_treasures {
3299	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3300	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3301	}	3773	}
3302		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3303	sub reload_resources {	3795	sub reload_resources {
3304	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3305		3797
		3798	reload_materials;
		3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
		3802	reload_archetypes;
3306	reload_regions;	3803	reload_regions;
3307	reload_facedata;
3308	#reload_archetypes;#d#
3309	reload_archetypes;
3310	reload_treasures;	3804	reload_treasures;
3311		3805
3312	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3313	}
3314
3315	sub init {
3316	reload_resources;
3317	}	3807	}
3318		3808
3319	sub reload_config {	3809	sub reload_config {
3320	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3321	or return;
3322		3811
3323	local $/;	3812	my $config = load_file "$CONFDIR/config";
3324	*CFG = YAML::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3325		3815
3326	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3327		3817
3328	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3329	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3330		3820
3331	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3335	};	3825	};
3336	warn $@ if $@;	3826	warn $@ if $@;
3337	}	3827	}
3338	}	3828	}
3339		3829
		3830	sub pidfile() {
		3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3832	or die "$PIDFILE: $!";
		3833	flock $fh, &Fcntl::LOCK_EX
		3834	or die "$PIDFILE: flock: $!";
		3835	$fh
		3836	}
		3837
		3838	# make sure only one server instance is running at any one time
		3839	sub atomic {
		3840	my $fh = pidfile;
		3841
		3842	my $pid = <$fh>;
		3843	kill 9, $pid if $pid > 0;
		3844
		3845	seek $fh, 0, 0;
		3846	print $fh $$;
		3847	}
		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3340	sub main {	3858	sub main {
		3859	cf::init_globals; # initialise logging
		3860
		3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3865
		3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3867
3341	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3342	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3343	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3344	(async {	3871	(async {
3345	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3346	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3347	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3348	};	3875	};
3349		3876
		3877	evthread_start IO::AIO::poll_fileno;
		3878
		3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
		3890	reload_resources;
3350	reload_config;	3891	reload_config;
3351	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3352	load_extensions;	3901	load_extensions;
3353		3902
3354	$TICK_WATCHER->start;	3903	utime time, time, $RUNTIMEFILE;
3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3904
3356	EV::loop;	3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
		3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3908
		3909	cf::_post_init 0;
		3910	};
		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3357	}	3920	}
3358		3921
3359	#############################################################################	3922	#############################################################################
3360	# initialisation and cleanup	3923	# initialisation and cleanup
3361		3924
3362	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3363	BEGIN {	3926	BEGIN {
3364	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3365	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3366	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3367	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3368	};	3931	};
3369	}	3932	}
3370	}	3933	}
3371		3934
3372	sub write_runtime {	3935	sub write_runtime_sync {
3373	my $runtime = "$LOCALDIR/runtime";	3936	my $t0 = AE::time;
3374		3937
3375	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3376	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3377		3940
3378	IO::AIO::aio_utime $runtime, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3379		3942
3380	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3381		3944
3382	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3383	or return;	3946	or return;
3384		3947
3385	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3386	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3387	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3397	aio_utime $fh, undef, undef;	3960	aio_utime $fh, undef, undef;
3398		3961
3399	close $fh	3962	close $fh
3400	or return;	3963	or return;
3401		3964
3402	aio_rename "$runtime~", $runtime	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3403	and return;	3966	and return;
3404		3967
3405	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3406		3969
3407	1	3970	1
		3971	}
		3972
		3973	our $uuid_lock;
		3974	our $uuid_skip;
		3975
		3976	sub write_uuid_sync($) {
		3977	$uuid_skip ||= $_[0];
		3978
		3979	return if $uuid_lock;
		3980	local $uuid_lock = 1;
		3981
		3982	my $uuid = "$LOCALDIR/uuid";
		3983
		3984	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3985	or return;
		3986
		3987	my $value = uuid_seq uuid_cur;
		3988
		3989	unless ($value) {
		3990	info "cowardly refusing to write zero uuid value!\n";
		3991	return;
		3992	}
		3993
		3994	my $value = uuid_str $value + $uuid_skip;
		3995	$uuid_skip = 0;
		3996
		3997	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3998	and return;
		3999
		4000	# always fsync - this file is important
		4001	aio_fsync $fh
		4002	and return;
		4003
		4004	close $fh
		4005	or return;
		4006
		4007	aio_rename "$uuid~", $uuid
		4008	and return;
		4009
		4010	trace "uuid file written ($value).\n";
		4011
		4012	1
		4013
		4014	}
		4015
		4016	sub write_uuid($$) {
		4017	my ($skip, $sync) = @_;
		4018
		4019	$sync ? write_uuid_sync $skip
		4020	: async { write_uuid_sync $skip };
3408	}	4021	}
3409		4022
3410	sub emergency_save() {	4023	sub emergency_save() {
3411	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3412		4025
3413	warn "enter emergency perl save\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3414		4032
3415	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3416	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3417	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3418	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3419	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3420	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3421	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3422	$pl->valid or next;	4042	$pl->valid or next;
3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3424	$pl->save;	4044	$pl->save;
3425	}	4045	}
3426	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3427		4047
3428	warn "begin emergency map save\n";	4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
		4050	info "emergency_perl_save: begin map save\n";
3429	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3430	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3431	$map->valid or next;	4053	$map->valid or next;
3432	$map->save;	4054	$map->save;
3433	}	4055	}
3434	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3435		4057
3436	warn "begin emergency database checkpoint\n";	4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
		4060	info "emergency_perl_save: begin database checkpoint\n";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3438	warn "end emergency database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
		4063
		4064	info "emergency_perl_save: begin write uuid\n";
		4065	write_uuid_sync 1;
		4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3439	};	4086	};
3440		4087
3441	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3442	}	4089	}
3443		4090
3444	sub post_cleanup {	4091	sub post_cleanup {
3445	my ($make_core) = @_;	4092	my ($make_core) = @_;
3446		4093
		4094	IO::AIO::flush;
		4095
3447	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3448	if $make_core;	4097	if $make_core;
		4098
		4099	my $fh = pidfile;
		4100	unlink $PIDFILE if <$fh> == $$;
		4101	}
		4102
		4103	# a safer delete_package, copied from Symbol
		4104	sub clear_package($) {
		4105	my $pkg = shift;
		4106
		4107	# expand to full symbol table name if needed
		4108	unless ($pkg =~ /^main::.*::$/) {
		4109	$pkg = "main$pkg" if $pkg =~ /^::/;
		4110	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4111	$pkg .= '::' unless $pkg =~ /::$/;
		4112	}
		4113
		4114	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4115	my $stem_symtab = *{$stem}{HASH};
		4116
		4117	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4118	or return;
		4119
		4120	# clear all symbols
		4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4122	for my $name (keys %$leaf_symtab) {
		4123	_gv_clear *{"$pkg$name"};
		4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4125	}
3449	}	4126	}
3450		4127
3451	sub do_reload_perl() {	4128	sub do_reload_perl() {
3452	# can/must only be called in main	4129	# can/must only be called in main
3453	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3454	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3455	return;	4132	return;
3456	}	4133	}
3457		4134
3458	warn "reloading...";	4135	return if $RELOAD++;
3459		4136
3460	warn "entering sync_job";	4137	my $t1 = AE::time;
3461		4138
		4139	while ($RELOAD) {
		4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
		4142
		4143	trace "perl_reload: entering sync_job";
		4144
3462	cf::sync_job {	4145	cf::sync_job {
3463	cf::write_runtime; # external watchdog should not bark
3464	cf::emergency_save;	4146	#cf::emergency_save;
3465	cf::write_runtime; # external watchdog should not bark
3466		4147
3467	warn "syncing database to disk";
3468	BDB::db_env_txn_checkpoint $DB_ENV;
3469
3470	# if anything goes wrong in here, we should simply crash as we already saved
3471
3472	warn "flushing outstanding aio requests";
3473	for (;;) {
3474	BDB::flush;
3475	IO::AIO::flush;
3476	Coro::cede_notself;
3477	last unless IO::AIO::nreqs || BDB::nreqs;
3478	warn "iterate...";
3479	}
3480
3481	++$RELOAD;
3482
3483	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3484	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3485	%EXT_CORO = ();	4150	%EXT_CORO = ();
3486		4151
3487	warn "removing commands";	4152	trace "perl_reload: removing commands";
3488	%COMMAND = ();	4153	%COMMAND = ();
3489		4154
3490	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3491	%EXTCMD = ();	4156	%EXTCMD = ();
3492	%EXTICMD = ();	4157	%EXTICMD = ();
3493		4158
3494	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3495	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3496	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3497		4162
3498	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3499	eval {	4164	eval {
3500	$cb->($pkg);	4165	$cb->($pkg);
3501	1	4166	1
3502	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
		4168	}
		4169
		4170	trace "... clearing $pkg";
		4171	clear_package $pkg;
3503	}	4172	}
3504		4173
3505	warn "... nuking $pkg";
3506	Symbol::delete_package $pkg;
3507	}
3508
3509	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3510	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3511	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3512		4177
3513	warn "... unloading $k";	4178	trace "... unloading $k";
3514	delete $INC{$k};	4179	delete $INC{$k};
3515		4180
3516	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3517	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3518		4183
3519	if (my $cb = $k->can ("unload_module")) {	4184	if (my $cb = $k->can ("unload_module")) {
3520	$cb->();	4185	$cb->();
		4186	}
		4187
		4188	clear_package $k;
3521	}	4189	}
3522		4190
3523	Symbol::delete_package $k;
3524	}
3525
3526	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3527	Symbol::delete_package "safe::$_"	4192	clear_package "safe::$_"
3528	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3529		4194
3530	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3531	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3532	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3533		4198
3534	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3535	# and global variables created in xs	4200	# and global variables created in xs
3536	#Symbol::delete_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3537		4202
3538	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3539		4204
3540	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3541	require cf;	4206	require cf;
3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3543		4208
3544	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3545	cf::reload_config;	4210	cf::reload_config;
3546		4211
3547	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3548	cf::load_extensions;	4213	cf::load_extensions;
3549		4214
		4215	if ($REATTACH_ON_RELOAD) {
3550	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3551	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3552	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3553	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3554	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3555	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3556		4223
3557	warn "leaving sync_job";	4224	cf::_post_init 1;
3558		4225
		4226	trace "perl_reload: leaving sync_job";
		4227
3559	1	4228	1
3560	} or do {	4229	} or do {
3561	warn $@;	4230	error $@;
3562	cf::cleanup "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
		4232	};
		4233
		4234	--$RELOAD;
3563	};	4235	}
3564		4236
3565	warn "reloaded";	4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3566	};	4239	};
3567		4240
3568	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3569		4242
3570	sub reload_perl() {	4243	sub reload_perl() {
3571	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3572	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3573		4246
		4247	$RELOAD_WATCHER ||= cf::async {
		4248	Coro::AIO::aio_wait cache_extensions;
		4249
3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3575	do_reload_perl;	4251	do_reload_perl;
3576	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
		4253	};
3577	};	4254	};
3578	}	4255	}
3579		4256
3580	register_command "reload" => sub {	4257	register_command "reload" => sub {
3581	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
…		…
3587	reload_perl;	4264	reload_perl;
3588	};	4265	};
3589	}	4266	}
3590	};	4267	};
3591		4268
3592	unshift @INC, $LIBDIR;	4269	#############################################################################
3593		4270
3594	my $bug_warning = 0;	4271	my $bug_warning = 0;
3595		4272
3596	our @WAIT_FOR_TICK;
3597	our @WAIT_FOR_TICK_BEGIN;
3598
3599	sub wait_for_tick {	4273	sub wait_for_tick() {
3600	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3601	return if $Coro::current == $Coro::main;
3602		4275
3603	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3604	push @WAIT_FOR_TICK, $signal;
3605	$signal->wait;
3606	}	4277	}
3607		4278
3608	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3609	return unless $TICK_WATCHER->is_active;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3610	return if $Coro::current == $Coro::main;
3611		4281
3612	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3613	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3614	$signal->wait;	4284	$signal->wait;
3615	}	4285	}
3616		4286
3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4287	sub tick {
3618	if ($Coro::current != $Coro::main) {	4288	if ($Coro::current != $Coro::main) {
3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3620	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3621	return;	4291	return;
3622	}	4292	}
3623		4293
3624	$NOW = $tick_start = EV::now;	4294	cf::one_tick; # one server iteration
3625		4295
3626	cf::server_tick; # one server iteration	4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3627
3628	$RUNTIME += $TICK;
3629	$NEXT_TICK = $_[0]->at;
3630		4297
3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3633	Coro::async_pool {	4300	Coro::async_pool {
3634	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3635	write_runtime	4302	write_runtime_sync
3636	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3637	};	4304	};
3638	}	4305	}
3639		4306
3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3641	$sig->send;	4308	$sig->send;
3642	}	4309	}
3643	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3644	$sig->send;
3645	}
3646		4311
3647	$LOAD = ($NOW - $tick_start) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3649		4314
3650	_post_tick;	4315	if (0) {
3651	};	4316	if ($NEXT_TICK) {
3652	$TICK_WATCHER->priority (EV::MAXPRI);	4317	my $jitter = $TICK_START - $NEXT_TICK;
		4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4319	debug "jitter $JITTER\n";#d#
		4320	}
		4321	}
		4322	}
3653		4323
3654	{	4324	{
3655	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3656		4327
3657	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3658	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3659	$Coro::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3660		4331
3661	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3662	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3663	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3664	| BDB::LOG_AUTOREMOVE, 1);	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4336	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3665	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4337	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3666	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4338	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3667		4339
3668	cf::sync_job {	4340	cf::sync_job {
3669	eval {	4341	eval {
…		…
3688	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3689	};	4361	};
3690	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3691	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3692	};	4364	};
		4365
		4366	info "database initialised";
3693	}	4367	}
3694		4368
3695	{	4369	{
3696	# configure IO::AIO	4370	# configure IO::AIO
3697		4371
		4372	info "initialising aio";
3698	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3699	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3700	$Coro::AIO::WATCHER->priority (1);	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3701	}	4377	}
3702		4378
3703	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3704		4381
3705	sub _log_backtrace {	4382	sub _log_backtrace {
3706	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3707		4384
3708	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3709		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3710	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3711	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3712	++$_log_backtrace;	4393	++$_log_backtrace;
		4394	my $perl_bt = Carp::longmess $msg;
3713	async {	4395	async {
3714	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3715		4397
3716	my @bt = fork_call {	4398	my @bt = fork_call {
3717	@addr = map { sprintf "%x", $_ } @addr;	4399	@addr = map { sprintf "%x", $_ } @addr;
…		…
3728	}	4410	}
3729		4411
3730	@funcs	4412	@funcs
3731	};	4413	};
3732		4414
3733	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $perl_bt\n";
		4416	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3734	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3735	--$_log_backtrace;	4418	--$_log_backtrace;
3736	};	4419	};
3737	} else {	4420	} else {
3738	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3739	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3740	}	4423	}
3741	}	4424	}
3742		4425
3743	# load additional modules	4426	# load additional modules
3744	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3745		4429
3746	END { cf::emergency_save }	4430	END { cf::emergency_save }
3747		4431
3748	1	4432	1
3749		4433

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