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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
74	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		130
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	134	our $DB_ENV;
88		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
89	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		140
91	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
93	our $NOW;	144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$EV::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
267		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	554	}
340		555
341	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
342		557
343	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
344	get spread over timer.	559	get spread over time.
345		560
346	=cut	561	=cut
347		562
348	sub periodic($$) {	563	sub periodic($$) {
349	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
353	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
354	}	569	}
355		570
356	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
357		572
358	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
359	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
360	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
361		580
362	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
363	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
364		583
365	Useful for short background jobs.	584	Useful for short background jobs.
366		585
367	=cut	586	=cut
368		587
369	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
370	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
371		591
372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
374	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
375		595
376	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
377		598
378	while () {	599	while () {
379	next_job:	600	next_job:
		601
380	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
381	if ($avail > 0.01) {	603
382	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
383	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
384	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
385	$job->[2]->send;	608	$job->[2]->send;
386	Coro::cede;	609	Coro::cede;
387	goto next_job;	610	goto next_job;
388	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
389	}	613	}
390	}	614	}
391		615
392	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
393	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
394	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
395	$signal->wait;
396	} else {	619	} else {
		620	$busy = 0;
397	Coro::schedule;	621	Coro::schedule;
398	}	622	}
399	}	623	}
400	};	624	};
401		625
402	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
403	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
404		630
405	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
406	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
407		634
408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
436	=cut	663	=cut
437		664
438	sub sync_job(&) {	665	sub sync_job(&) {
439	my ($job) = @_;	666	my ($job) = @_;
440		667
441	if ($Coro::current == $Coro::main) {	668	if (in_main) {
442	my $time = EV::time;	669	my $time = AE::time;
443		670
444	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
446		673
447	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
448		675
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
452		677
453	my $busy = 1;	678	my $busy = 1;
454	my @res;	679	my @res;
455		680
456	(async {	681	(async {
457	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
458	@res = eval { $job->() };	683	@res = eval { $job->() };
459	warn $@ if $@;	684	error $@ if $@;
460	undef $busy;	685	undef $busy;
461	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
462		687
463	while ($busy) {	688	while ($busy) {
464	if (Coro::nready) {	689	if (Coro::nready) {
…		…
466	} else {	691	} else {
467	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
468	}	693	}
469	}	694	}
470		695
471	$time = EV::time - $time;	696	my $time = AE::time - $time;
472		697
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
477		699
478	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
479	} else {	701	} else {
480	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
481		703
…		…
501	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
502		724
503	$coro	725	$coro
504	}	726	}
505		727
506	=item fork_call { }, $args	728	=item fork_call { }, @args
507		729
508	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
509	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
510	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
511	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
512		734
513	=cut	735	=cut
514		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
515	sub fork_call(&@) {	741	sub fork_call(&@) {
516	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
517		743
518	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
519	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
520	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
521		747
522	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
523	reset_signals;	749	cf::post_fork;
524	&$cb	750	&$cb
525	}, @args;	751	} @args;
526		752
527	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
528	}	792	}
529		793
530	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
531		795
532	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
542	within each server.	806	within each server.
543		807
544	=cut	808	=cut
545		809
546	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
547	my ($name) = @_;	814	my ($name) = @_;
548	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
549		816
550	eval {	817	eval {
551	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
561	}	828	}
562		829
563	our $DB;	830	our $DB;
564		831
565	sub db_init {	832	sub db_init {
566	cf::sync_job {
567	$DB ||= db_table "db";	833	$DB ||= db_table "db";
568	};
569	}	834	}
570		835
571	sub db_get($$) {	836	sub db_get($$) {
572	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
573		838
574	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
575	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
576		843
577	$! ? ()	844	$! ? ()
578	: $data	845	: $data
579	}
580	}	846	}
581		847
582	sub db_put($$$) {	848	sub db_put($$$) {
583	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
584	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
612		878
613	my @data;	879	my @data;
614	my $md5;	880	my $md5;
615		881
616	for (0 .. $#$src) {	882	for (0 .. $#$src) {
617	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
618	or Carp::croak "$src->[$_]: $!";
619	}	884	}
620		885
621	# if processing is expensive, check	886	# if processing is expensive, check
622	# checksum first	887	# checksum first
623	if (1) {	888	if (1) {
…		…
636		901
637	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
638	}	903	}
639	}	904	}
640		905
641	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
642	my $data = $process->(\@data);	907	my $data = $process->(\@data);
643	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
644		909
645	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
646		911
647	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
648	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
649	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
650		915
…		…
660		925
661	=cut	926	=cut
662		927
663	sub datalog($@) {	928	sub datalog($@) {
664	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
665	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
666	}	931	}
667		932
668	=back	933	=back
669		934
670	=cut	935	=cut
671		936
672	#############################################################################	937	#############################################################################
673		938
674	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
675		940
676	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
679		944
680	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
732		997
733	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
735		1000
736	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
738		1003
739	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
740		1005
741	=over 4	1006	=over 4
…		…
865		1130
866	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
867	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
868		1133
869	} elsif (ref $type) {	1134	} elsif (ref $type) {
870	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
871		1136
872	} else {	1137	} else {
873	shift @arg;	1138	shift @arg;
874	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
875	}	1140	}
876	}	1141	}
877	}	1142	}
878		1143
879	sub _object_attach {	1144	sub _object_attach {
…		…
889	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
890	}	1155	}
891		1156
892	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
893	} else {	1158	} else {
894	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
895	}	1160	}
896		1161
897	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
898	}	1163	}
899		1164
…		…
958		1223
959	for (@$callbacks) {	1224	for (@$callbacks) {
960	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
961		1226
962	if ($@) {	1227	if ($@) {
963	warn "$@";
964	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
965	override;	1229	override;
966	}	1230	}
967		1231
968	return 1 if $override;	1232	return 1 if $override;
969	}	1233	}
970		1234
971	0	1235	0
972	}	1236	}
973		1237
974	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
975		1239
976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
977		1241
978	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
979		1243
…		…
1032		1296
1033	sub reattach {	1297	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1299	my ($obj) = @_;
1036		1300
		1301	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1303
1039	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1040		1305
1041	@$registry = ();	1306	@$registry = ();
1042		1307
…		…
1047	for (@$attach) {	1312	for (@$attach) {
1048	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1049	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1050	}	1315	}
1051	} else {	1316	} else {
1052	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1053	}	1318	}
1054	}	1319	}
1055	}	1320	}
1056		1321
1057	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1084	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1085		1350
1086	sync_job {	1351	sync_job {
1087	if (length $$rdata) {	1352	if (length $$rdata) {
1088	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1091		1357
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1096	close $fh;	1365	aio_close $fh;
1097		1366
1098	if (@$objs) {	1367	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1104	close $fh;	1376	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1378	}
1107	} else {	1379	} else {
1108	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1109	}	1381	}
1110		1382
1111	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1387	} else {
1113	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1114	}	1389	}
1115	} else {	1390	} else {
1116	aio_unlink $filename;	1391	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1118	}	1393	}
…		…
1142	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1143	$av = $st->{objs};	1418	$av = $st->{objs};
1144	}	1419	}
1145		1420
1146	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1147	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1148	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1149		1425
1150	($data, $av)	1426	($data, $av)
1151	}	1427	}
1152		1428
1153	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1157	=cut	1433	=cut
1158		1434
1159	#############################################################################	1435	#############################################################################
1160	# command handling &c	1436	# command handling &c
1161		1437
1162	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1163		1439
1164	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1165	$name.	1441	$name.
1166		1442
1167	=cut	1443	=cut
…		…
1173	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1174		1450
1175	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1176	}	1452	}
1177		1453
1178	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1179		1455
1180	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1181	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1182	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1183	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1184	has logged in successfully.	1460	has logged in successfully.
1185		1461
1186	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1187	called.
1188		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1189	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1190		1470
1191	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1192	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1193	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1194	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1195	log-in.	1475	log-in.
1196		1476
1197	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1198	called.
1199		1478
1200	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1201		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1202	sub register_extcmd {	1486	sub register_extcmd($$) {
1203	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1204		1488
1205	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1206	}	1490	}
1207		1491
1208	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1209	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1210		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1211	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1212	}	1502	}
1213		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1214	cf::player->attach (	1512	cf::player->attach (
1215	on_command => sub {	1513	on_unknown_command => sub {
1216	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1217		1515
1218	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1219	or return;	1517	or return;
1220		1518
…		…
1228	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1229		1527
1230	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1231		1529
1232	if (ref $msg) {	1530	if (ref $msg) {
1233	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1234	"ARRAY" eq ref $msg
1235	? @$msg
1236	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1237		1532
1238	my @reply;
1239
1240	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1241	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1242	}	1551	}
1243		1552
1244	$pl->ext_reply ($reply, @reply)
1245	if $reply;
1246
1247	} else {	1553	} else {
1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1249	}	1555	}
1250		1556
1251	cf::override;	1557	cf::override;
1252	},	1558	},
1253	);	1559	);
1254		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1255	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1256	cf::sync_job {	1590	cf::sync_job {
1257	my %todo;	1591	my %todo;
1258		1592
1259	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1260	next unless -r $path;	1594	next unless -r $path;
…		…
1278		1612
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1615
1282	$ext{source} =	1616	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1284	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1285	. $source	1619	. $source
1286	. "\n};\n1";	1620	. "\n};\n1";
1287		1621
1288	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1289	}	1623	}
1290		1624
		1625	my $pass = 0;
1291	my %done;	1626	my %done;
1292	while (%todo) {	1627	while (%todo) {
1293	my $progress;	1628	my $progress;
1294		1629
		1630	++$pass;
		1631
		1632	ext:
1295	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1296	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1297	goto skip	1635	next ext
1298	unless exists $done{$_};	1636	unless exists $done{$_};
1299	}	1637	}
1300		1638
1301	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1302		1640
1303	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1304	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1305	: "$v->{base}: extension inactive.\n";
1306		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1307	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1308	warn $msg;	1657
1309	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1310	exit 1;	1659	delete $todo{$k};
1311	}	1660	} else {
1312		1661	$done{$k} = delete $todo{$k};
1313	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1314	}	1667	}
1315
1316	$done{$k} = delete $todo{$k};
1317	push @EXTS, $v->{pkg};
1318	$progress = 1;
1319	}	1668	}
1320		1669
1321	skip:	1670	unless ($progress) {
1322	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1323	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1324	}	1680	}
1325	};	1681	};
1326	}	1682	}
1327		1683
1328	#############################################################################	1684	#############################################################################
1329		1685
1330	=back	1686	=back
1331		1687
1332	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1333		1689
1334	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1335		1691
1336	=cut	1692	=cut
1337		1693
1338	package cf::player;	1694	package cf::player;
1339		1695
…		…
1382		1738
1383	sub exists($) {	1739	sub exists($) {
1384	my ($login) = @_;	1740	my ($login) = @_;
1385		1741
1386	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1388	}	1744	}
1389		1745
1390	sub find($) {	1746	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1748	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1761	or return;
1406		1762
1407	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1408	or return;	1764	or return;
		1765
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1412	}	1769	}
1413	}	1770	}
1414	}	1771	}
1415		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1416	sub save($) {	1786	sub save($) {
1417	my ($pl) = @_;	1787	my ($pl) = @_;
1418		1788
1419	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1420		1790
…		…
1423		1793
1424	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1425		1795
1426	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1428		1803
1429	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1805	cf::cede_to_tick;
1431	}	1806	}
1432		1807
…		…
1464	my ($pl) = @_;	1839	my ($pl) = @_;
1465		1840
1466	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1467		1842
1468	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1845
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1472	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1474	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1475		1854
1476	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1478	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1516		1895
1517	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1518	my $path = path $login;	1897	my $path = path $login;
1519		1898
1520	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1905	}
1526		1906
…		…
1530		1910
1531	\@logins	1911	\@logins
1532	}	1912	}
1533		1913
1534	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1535		1917
1536	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1537	player. May block.	1919	player. May block.
1538		1920
1539	=cut	1921	=cut
…		…
1557	}	1939	}
1558		1940
1559	\@paths	1941	\@paths
1560	}	1942	}
1561		1943
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1945
1564	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654
1655	=item $player->ext_reply ($msgid, @msg)
1656
1657	Sends an ext reply to the player.
1658
1659	=cut
1660
1661	sub ext_reply($$@) {
1662	my ($self, $id, @msg) = @_;
1663
1664	$self->ns->ext_reply ($id, @msg)
1665	}
1666		1947
1667	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1668		1949
1669	Sends an ext event to the client.	1950	Sends an ext event to the client.
1670		1951
…		…
1690		1971
1691	=cut	1972	=cut
1692		1973
1693	sub find_by_path($) {	1974	sub find_by_path($) {
1694	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1695		1978
1696	my ($match, $specificity);	1979	my ($match, $specificity);
1697		1980
1698	for my $region (list) {	1981	for my $region (list) {
1699	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1725	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1727		2010
1728	sub generate_random_map {	2011	sub generate_random_map {
1729	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1730	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1731	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1735	$rmp->{exit_on_final_map},
1736	$rmp->{xsize}, $rmp->{ysize},
1737	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1738	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1739	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1740	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1741	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1742	(cf::region::find $rmp->{region}), $rmp->{custom}
1743	)
1744	}	2017	}
1745		2018
1746	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1747		2020
1748	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1753		2026
1754	sub register {	2027	sub register {
1755	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1756	my $pkg = caller;	2029	my $pkg = caller;
1757		2030
1758	no strict;
1759	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1760		2032
1761	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1762	}	2034	}
1763		2035
1764	# also paths starting with '/'	2036	# also paths starting with '/'
1765	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1766		2038
1767	sub thawer_merge {	2039	sub thawer_merge {
1768	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1769		2041
1770	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1775	}	2047	}
1776		2048
1777	sub normalise {	2049	sub normalise {
1778	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1779		2051
1780	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1781		2053
1782	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1783		2055
1784	# map plan:	2056	# map plan:
1785	#	2057	#
…		…
1800	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1801	$path = "$base/$path";	2073	$path = "$base/$path";
1802	}	2074	}
1803		2075
1804	for ($path) {	2076	for ($path) {
1805	redo if s{//}{/};
1806	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1807	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1808	}	2079	}
1809		2080
1810	$path	2081	$path
…		…
1824	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1825	return $self;	2096	return $self;
1826	}	2097	}
1827	}	2098	}
1828		2099
1829	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1830	()	2101	()
1831	}	2102	}
1832		2103
		2104	# may re-bless or do other evil things
1833	sub init {	2105	sub init {
1834	my ($self) = @_;	2106	my ($self) = @_;
1835		2107
1836	$self	2108	$self
1837	}	2109	}
…		…
1856		2128
1857	# the temporary/swap location	2129	# the temporary/swap location
1858	sub save_path {	2130	sub save_path {
1859	my ($self) = @_;	2131	my ($self) = @_;
1860		2132
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1863	}	2135	}
1864		2136
1865	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1866	sub uniq_path {	2138	sub uniq_path {
1867	my ($self) = @_;	2139	my ($self) = @_;
1868		2140
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	2143	}
1881		2144
1882	sub decay_objects {	2145	sub decay_objects {
1883	my ($self) = @_;	2146	my ($self) = @_;
1884		2147
…		…
1911	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1912		2175
1913	1	2176	1
1914	}	2177	}
1915		2178
		2179	# used to laod the header of an original map
1916	sub load_header_orig {	2180	sub load_header_orig {
1917	my ($self) = @_;	2181	my ($self) = @_;
1918		2182
1919	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1920	}	2184	}
1921		2185
		2186	# used to laod the header of an instantiated map
1922	sub load_header_temp {	2187	sub load_header_temp {
1923	my ($self) = @_;	2188	my ($self) = @_;
1924		2189
1925	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1926	}	2191	}
1927		2192
		2193	# called after loading the header from an instantiated map
1928	sub prepare_temp {	2194	sub prepare_temp {
1929	my ($self) = @_;	2195	my ($self) = @_;
1930		2196
1931	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1932	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1933	# safety	2199	# safety
1934	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1935	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1936	}	2202	}
1937		2203
		2204	# called after loading the header from an original map
1938	sub prepare_orig {	2205	sub prepare_orig {
1939	my ($self) = @_;	2206	my ($self) = @_;
1940		2207
1941	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1942	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1966		2233
1967	sub find;	2234	sub find;
1968	sub find {	2235	sub find {
1969	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1970		2237
		2238	cf::cede_to_tick;
		2239
1971	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1972		2241
1973	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1975		2244
1976	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1981	or return;	2247	or return;
1982		2248
1983	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1984		2250
…		…
1986	or return;	2252	or return;
1987		2253
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1991	undef $guard1;	2258	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2259	$map->reset;
1994	return find $path;	2260	return find $path;
1995	}	2261	}
1996		2262
1997	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1998	}	2264	}
1999	}	2265	}
2000		2266
2001	sub pre_load { }	2267	sub pre_load { }
2002	sub post_load { }	2268	#sub post_load { } # XS
2003		2269
2004	sub load {	2270	sub load {
2005	my ($self) = @_;	2271	my ($self) = @_;
2006		2272
2007	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2010		2276
2011	{	2277	{
2012	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2013		2279
2014	return unless $self->valid;	2280	return unless $self->valid;
2015	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2016
2017	$self->in_memory (cf::MAP_LOADING);
2018		2282
2019	$self->alloc;	2283	$self->alloc;
2020		2284
2021	$self->pre_load;	2285	$self->pre_load;
2022	cf::cede_to_tick;	2286	cf::cede_to_tick;
2023		2287
		2288	if (exists $self->{load_path}) {
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2290	$f->skip_block;
2026	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2027	or return;	2292	or return;
2028		2293
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
2030	if delete $self->{load_original};	2295	if delete $self->{load_original};
2031		2296
2032	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2298	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2035	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2036	$self->clear_unique_items;	2301	$self->clear_unique_items;
2037	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2038	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2039	}	2305	}
2040	}	2306	}
2041	}
2042		2307
2043	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2044		2315
2045	cf::cede_to_tick;	2316	cf::cede_to_tick;
2046	# now do the right thing for maps	2317	# now do the right thing for maps
2047	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2048	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2052	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2324	$self->decay_objects;
2054	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2055	$self->update_buttons;	2326	$self->update_buttons;
2056	cf::cede_to_tick;	2327	cf::cede_to_tick;
2057	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2058	cf::cede_to_tick;
2059	$self->activate;
2060	}	2329	}
2061		2330
2062	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2064
2065	$self->in_memory (cf::MAP_IN_MEMORY);
2066	}	2333	}
2067		2334
2068	$self->post_load;	2335	$self->post_load;
2069	}
2070		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2071	sub customise_for {	2343	sub customise_for {
2072	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2073		2345
2074	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2075	if $self->per_player;	2347	if $self->per_player;
…		…
2078	# if $self->per_party;	2350	# if $self->per_party;
2079		2351
2080	$self	2352	$self
2081	}	2353	}
2082		2354
2083	# find and load all maps in the 3x3 area around a map
2084	sub load_neighbours {
2085	my ($map) = @_;
2086
2087	my @neigh; # diagonal neighbours
2088
2089	for (0 .. 3) {
2090	my $neigh = $map->tile_path ($_)
2091	or next;
2092	$neigh = find $neigh, $map
2093	or next;
2094	$neigh->load;
2095
2096	push @neigh,
2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2099	}
2100
2101	for (grep defined $_->[0], @neigh) {
2102	my ($path, $origin) = @$_;
2103	my $neigh = find $path, $origin
2104	or next;
2105	$neigh->load;
2106	}
2107	}
2108
2109	sub find_sync {	2355	sub find_sync {
2110	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2111		2357
2112	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2113	}	2363	}
2114		2364
2115	sub do_load_sync {	2365	sub do_load_sync {
2116	my ($map) = @_;	2366	my ($map) = @_;
2117		2367
		2368	# it's a bug to call this from the main context
2118	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2119	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2120		2371
2121	cf::sync_job { $map->load };	2372	$map->load;
2122	}	2373	}
2123		2374
2124	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2125	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2126		2377
2127	sub find_async {	2378	sub find_async {
2128	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2129		2380
2130	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2131		2382
2132	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2134	}	2385	}
2135		2386
2136	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2137		2388
2138	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2152	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2153		2404
2154	()	2405	()
2155	}	2406	}
2156		2407
		2408	# common code, used by both ->save and ->swapout
2157	sub save {	2409	sub _save {
2158	my ($self) = @_;	2410	my ($self) = @_;
2159
2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
2161		2411
2162	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2163		2413
2164	return unless $self->dirty;	2414	return unless $self->dirty;
2165		2415
…		…
2174		2424
2175	cf::async {	2425	cf::async {
2176	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2178	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2179		2431
2180	if ($uniq) {	2432	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2435	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2185	}	2437	}
2186	}	2438	}
2187		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2188	sub swap_out {	2448	sub swap_out {
2189	my ($self) = @_;	2449	my ($self) = @_;
2190		2450
2191	# save first because save cedes
2192	$self->save;
2193
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2196	return if $self->players;	2455	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2198	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2199		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2200	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2201		2507
2202	$self->deactivate;	2508	$self->deactivate;
2203	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2204	$self->clear;	2510	$self->clear;
2205	}
2206
2207	sub reset_at {
2208	my ($self) = @_;
2209
2210	# TODO: safety, remove and allow resettable per-player maps
2211	return 1e99 if $self->{deny_reset};
2212
2213	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2214	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2215
2216	$time + $to
2217	}
2218
2219	sub should_reset {
2220	my ($self) = @_;
2221
2222	$self->reset_at <= $cf::RUNTIME
2223	}
2224
2225	sub reset {
2226	my ($self) = @_;
2227
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229
2230	return if $self->players;
2231
2232	warn "resetting map ", $self->path;
2233
2234	$self->in_memory (cf::MAP_SWAPPED);
2235
2236	# need to save uniques path
2237	unless ($self->{deny_save}) {
2238	my $uniq = $self->uniq_path; utf8::encode $uniq;
2239
2240	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2241	if $uniq;
2242	}
2243
2244	delete $cf::MAP{$self->path};
2245
2246	$self->deactivate;
2247	$_->clear_links_to ($self) for values %cf::MAP;
2248	$self->clear;
2249		2511
2250	$self->unlink_save;	2512	$self->unlink_save;
2251	$self->destroy;	2513	$self->destroy;
2252	}	2514	}
2253		2515
…		…
2261		2523
2262	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2263		2525
2264	$self->unlink_save;	2526	$self->unlink_save;
2265		2527
2266	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2267	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2268	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2269	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2271		2533
…		…
2320		2582
2321	sub unique_maps() {	2583	sub unique_maps() {
2322	[	2584	[
2323	map {	2585	map {
2324	utf8::decode $_;	2586	utf8::decode $_;
2325	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2326	? normalise $_	2590	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2592	]
2330	}	2593	}
2331		2594
2332	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2333		2626
2334	=back	2627	=back
2335		2628
2336	=head3 cf::object	2629	=head3 cf::object
2337		2630
…		…
2341		2634
2342	=over 4	2635	=over 4
2343		2636
2344	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2345		2638
2346	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2347		2641
2348	=cut	2642	=cut
2349		2643
2350	sub inv_recursive_;	2644	sub inv_recursive_;
2351	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2357	}	2651	}
2358		2652
2359	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2360		2654
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2656
2363	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2364		2658
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2366	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2367		2661
2368	=cut	2662	=cut
2369		2663
2370	sub deref {	2664	sub deref {
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2400		2694
2401	=cut	2695	=cut
2402		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2403	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2712	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2728
2421	} else {	2729	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2732	}
2425	}	2733	}
2426	}	2734	}
2427		2735
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2761
2454	=item $player_object->enter_link	2762	=item $player_object->enter_link
2455		2763
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2765
2458	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2460		2770
2461	Will never block.	2771	Will never block.
2462		2772
2463	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2464		2774
…		…
2484	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2795	my ($self) = @_;
2486		2796
2487	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2488		2798
		2799	++$self->{_link_recursion};
		2800
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2802
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2493		2805
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2807	}
2496		2808
2497	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2499		2811
…		…
2516	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2518		2830
2519	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2522		2834
2523	$map->load;	2835	$map->load;
2524	$map->load_neighbours;
2525		2836
2526	return unless $self->contr->active;	2837	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2838
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2531	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2532		2846
		2847	}
		2848
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2534		2850
2535	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2855	be called at the end of this process.
2540		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2541	=cut	2860	=cut
2542		2861
2543	our $GOTOGEN;	2862	our $GOTOGEN;
2544		2863
2545	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2546	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2547		2872
2548	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2550		2875
2551	$self->enter_link;	2876	$self->enter_link;
…		…
2571	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2572	}	2897	}
2573	}	2898	}
2574		2899
2575	my $map = eval {	2900	my $map = eval {
2576	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2577		2902
2578	if ($map) {	2903	if ($map) {
2579	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2580	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2581	} else {	2906	} else {
2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2583	}	2908	}
2584		2909
2585	$map	2910	$map
…		…
2593	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2594	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2595	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2596	}	2921	}
2597		2922
2598	$done->() if $done;	2923	$done->($self) if $done;
2599	})->prio (1);	2924	})->prio (1);
2600	}	2925	}
2601		2926
2602	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2603		2928
…		…
2623	}	2948	}
2624		2949
2625	sub prepare_random_map {	2950	sub prepare_random_map {
2626	my ($exit) = @_;	2951	my ($exit) = @_;
2627		2952
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2955	# that depends on the exit object
2633		2956
2634	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2959	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2641	}	2966	}
2642		2967
2643	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2644		2969
2645	my $data = cf::encode_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2648		2973
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2976	undef $fh;
2652	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2653		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2656	}	2985	}
2657	}	2986	}
2658		2987
2659	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2661		2990
2662	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2663		2992
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2993	$self->enter_link;
2676		2994
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2995	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2683		2997
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2686	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2687		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2688	1;	3034	1
2689	}) {	3035	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2694		3040
2695	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2696	$self->leave_link;	3042	$self->leave_link;
2697	}	3043	}
2698	})->prio (1);	3044	})->prio (1);
2699	}	3045	}
2700		3046
…		…
2712	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2714		3060
2715	utf8::encode $text;	3061	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2717	}	3088	}
2718		3089
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		3091
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		3096
2726	=cut	3097	=cut
2727		3098
2728	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2730	"c/identify" => {	3107	"c/identify" => {
2731	id => "infobox",	3108	id => "infobox",
2732	title => "Identify",	3109	title => "Identify",
2733	reply => undef,	3110	reply => undef,
2734	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	3113	"c/examine" => {
2737	id => "infobox",	3114	id => "infobox",
2738	title => "Examine",	3115	title => "Examine",
2739	reply => undef,	3116	reply => undef,
2740	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2741	},	3124	},
2742	"c/book" => {	3125	"c/book" => {
2743	id => "infobox",	3126	id => "infobox",
2744	title => "Book",	3127	title => "Book",
2745	reply => undef,	3128	reply => undef,
…		…
2761	id => "infobox",	3144	id => "infobox",
2762	title => "Body Parts",	3145	title => "Body Parts",
2763	reply => undef,	3146	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2765	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
2766	"c/uptime" => {	3185	"c/uptime" => {
2767	id => "infobox",	3186	id => "infobox",
2768	title => "Uptime",	3187	title => "Uptime",
2769	reply => undef,	3188	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	3189	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	3192	id => "infobox",
2774	title => "Map Info",	3193	title => "Map Info",
2775	reply => undef,	3194	reply => undef,
2776	tooltip => "Information related to the maps",	3195	tooltip => "Information related to the maps",
2777	},	3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2778	);	3211	);
2779		3212
2780	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2782		3215
2783	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2784		3218
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		3220
2787	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2790		3224
2791	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	3226	$channel = $channel->{id};
2795		3227
2796	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	3233	}
2803		3234
2804	$channel = $channel->{id};	3235	$channel = $channel->{id};
2805	}	3236	}
2806		3237
2807	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2808		3239
2809	if ($self->can_msg) {
2810	# default colour, mask it out	3240	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2813		3243
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	3247	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		3248
2828	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	3250	}
2842		3251
2843	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2844		3253
2845	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2847	=cut	3256	=cut
2848		3257
2849	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2851		3260
2852	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}
2858	}
2859
2860	=item $client->ext_reply ($msgid, @msg)
2861
2862	Sends an ext reply to the client.
2863
2864	=cut
2865
2866	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;
2868
2869	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}
2876	}	3262	}
2877		3263
2878	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2879		3265
2880	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2935	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2936		3322
2937	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2938		3324
2939	if (ref $msg) {	3325	if (ref $msg) {
2940	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2941	"ARRAY" eq ref $msg
2942	? @$msg
2943	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2944		3327
2945	my @reply;
2946
2947	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2948	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2949	}	3346	}
2950
2951	$ns->ext_reply ($reply, @reply)
2952	if $reply;
2953
2954	} else {	3347	} else {
2955	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2956	}	3349	}
2957		3350
2958	cf::override;	3351	cf::override;
2959	},	3352	},
2960	);	3353	);
…		…
2980		3373
2981	$coro	3374	$coro
2982	}	3375	}
2983		3376
2984	cf::client->attach (	3377	cf::client->attach (
2985	on_destroy => sub {	3378	on_client_destroy => sub {
2986	my ($ns) = @_;	3379	my ($ns) = @_;
2987		3380
2988	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2989	},	3382	},
2990	);	3383	);
…		…
3006	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3007		3400
3008	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3009		3402
3010	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3013	sort time	3406	sort time
3014	));	3407	));
3015		3408
3016	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3019		3412
3020	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3021		3414
3022	cf::object	3415	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
3025		3419
3026	cf::object::player	3420	cf::object::player
3027	player	3421	player
3028		3422
3029	cf::player	3423	cf::player
…		…
3034		3428
3035	=cut	3429	=cut
3036		3430
3037	for (	3431	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3044	) {	3438	) {
3045	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3048	for @funs;	3441	for @funs;
3049	}	3442	}
3050		3443
…		…
3065		3458
3066	my $qcode = $code;	3459	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3069		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3070	local $_;	3466	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3467
3073	my $eval =	3468	my $eval =
3074	"do {\n"	3469	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3472	. $code
3078	. "\n}"	3473	. "\n}"
3079	;	3474	;
3080		3475
		3476	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3084		3485
3085	if ($@) {	3486	if ($@) {
3086	warn "$@";	3487	warn "$@",
3087	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3088	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3089	}	3490	}
3090		3491
3091	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3092	}	3493	}
3093		3494
…		…
3107	=cut	3508	=cut
3108		3509
3109	sub register_script_function {	3510	sub register_script_function {
3110	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3111		3512
3112	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3114	}	3515	}
3115		3516
3116	=back	3517	=back
3117		3518
3118	=cut	3519	=cut
3119		3520
3120	#############################################################################	3521	#############################################################################
3121	# the server's init and main functions	3522	# the server's init and main functions
3122		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3123	sub load_facedata($) {	3601	sub load_facedata($) {
3124	my ($path) = @_;	3602	my ($path) = @_;
3125		3603
3126	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();
3129
3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3131		3605
3132	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3133		3607
3134	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3135	0 < aio_load $path, $facedata
3136	or die "$path: $!";
3137
3138	$facedata = Coro::Storable::thaw $facedata;
3139		3609
3140	$facedata->{version} == 2	3610	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3142		3612
3143	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3144	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3145	type => FT_RSRC,	3615
3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3147	};	3617
3148	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3149		3621
3150	{	3622	{
3151	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3152		3624
3153	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3628
3156	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3160		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3161	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3162	}	3636	}
3163		3637
3164	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3165	next unless $info->{smooth};	3639	next unless $info->{smooth};
3166		3640
…		…
3169		3643
3170	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3171	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3173	} else {	3647	} else {
3174	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3175	}	3649	}
3176
3177	cf::cede_to_tick;
3178	}	3650	}
3179	}	3651	}
3180		3652
3181	{	3653	{
3182	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3183		3655
3184	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3185	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3186	cf::cede_to_tick;
3187	}	3658	}
3188		3659
3189	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3190	}	3661	}
3191		3662
3192	{	3663	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3196		3665
3197	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3670
3202	if ($info->{type} & 1) {
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
3217	} else {	3677	} else {
3218	$RESOURCE{$name} = $info;	3678	# $RESOURCE{$name} = $info; # unused
3219	}	3679	}
3220
3221	cf::cede_to_tick;
3222	}
3223
3224	if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225	$soundconf = $enc->decode (delete $soundconf->{data});
3226
3227	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228	my $sound = $soundconf->{compat}[$_]
3229	or next;
3230
3231	my $face = cf::face::find "sound/$sound->[1]";
3232	cf::sound::set $sound->[0] => $face;
3233	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234	}	3680	}
3235
3236	while (my ($k, $v) = each %{$soundconf->{event}}) {
3237	my $face = cf::face::find "sound/$v";
3238	cf::sound::set $k => $face;
3239	}
3240	}
3241	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
		3692
		3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3694
		3695	aio_close $fh if $fh; # close old facedata
3242		3696
3243	1	3697	1
3244	}	3698	}
3245		3699
3246	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
…		…
3248		3702
3249	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
3250	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
3251	}	3705	}
3252	};	3706	};
		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
3253		3731
3254	sub reload_regions {	3732	sub reload_regions {
3255	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3256	# for this (global event?)	3734	# for this (global event?)
3257	%ext::player_env::MUSIC_FACE_CACHE = ();	3735	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	if exists $_->{match};	3742	if exists $_->{match};
3265	}	3743	}
3266	}	3744	}
3267		3745
3268	sub reload_facedata {	3746	sub reload_facedata {
3269	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3270	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3271	}	3749	}
3272		3750
3273	sub reload_archetypes {	3751	sub reload_archetypes {
3274	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3275	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
3276	#d# NEED to laod twice to resolve forward references	3754
3277	# this really needs to be done in an extra post-pass	3755	cf::face::set
3278	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
3279	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
3280	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3281	}	3766	}
3282		3767
3283	sub reload_treasures {	3768	sub reload_treasures {
3284	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3285	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3286	}	3771	}
3287		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3288	sub reload_resources {	3793	sub reload_resources {
3289	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3290		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
3291	reload_regions;	3801	reload_regions;
3292	reload_facedata;
3293	#reload_archetypes;#d#
3294	reload_archetypes;
3295	reload_treasures;	3802	reload_treasures;
3296		3803
3297	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3298	}
3299
3300	sub init {
3301	reload_resources;
3302	}	3805	}
3303		3806
3304	sub reload_config {	3807	sub reload_config {
3305	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3306	or return;
3307		3809
3308	local $/;	3810	my $config = load_file "$CONFDIR/config";
3309	*CFG = YAML::Syck::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3310		3813
3311	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3312		3815
3313	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3314	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3315		3818
3316	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3320	};	3823	};
3321	warn $@ if $@;	3824	warn $@ if $@;
3322	}	3825	}
3323	}	3826	}
3324		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3325	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
3326	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3327	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3328	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3329	(async {	3869	(async {
3330	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3331	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3332	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3333	};	3873	};
3334		3874
		3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
3335	reload_config;	3889	reload_config;
3336	db_init;	3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3337	load_extensions;	3899	load_extensions;
3338		3900
3339	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
3340	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3902
3341	EV::loop;	3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3342	}	3918	}
3343		3919
3344	#############################################################################	3920	#############################################################################
3345	# initialisation and cleanup	3921	# initialisation and cleanup
3346		3922
3347	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3348	BEGIN {	3924	BEGIN {
3349	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3350	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3351	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3352	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3353	};	3929	};
3354	}	3930	}
3355	}	3931	}
3356		3932
3357	sub write_runtime {	3933	sub write_runtime_sync {
3358	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3359		3935
3360	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3361	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3362		3938
3363	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3364		3940
3365	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3366		3942
3367	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3368	or return;	3944	or return;
3369		3945
3370	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3371	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3372	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3382	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3383		3959
3384	close $fh	3960	close $fh
3385	or return;	3961	or return;
3386		3962
3387	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3388	and return;	3964	and return;
3389		3965
3390	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3391		3967
3392	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
3393	}	4019	}
3394		4020
3395	sub emergency_save() {	4021	sub emergency_save() {
3396	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3397		4023
3398	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3399		4030
3400	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3401	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3402	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3403	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3404	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3405	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3406	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3407	$pl->valid or next;	4040	$pl->valid or next;
3408	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3409	$pl->save;	4042	$pl->save;
3410	}	4043	}
3411	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3412		4045
3413	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3414	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3415	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3416	$map->valid or next;	4051	$map->valid or next;
3417	$map->save;	4052	$map->save;
3418	}	4053	}
3419	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3420		4055
3421	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3422	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3423	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3424	};	4084	};
3425		4085
3426	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3427	}	4087	}
3428		4088
3429	sub post_cleanup {	4089	sub post_cleanup {
3430	my ($make_core) = @_;	4090	my ($make_core) = @_;
3431		4091
		4092	IO::AIO::flush;
		4093
3432	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3433	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
3434	}	4124	}
3435		4125
3436	sub do_reload_perl() {	4126	sub do_reload_perl() {
3437	# can/must only be called in main	4127	# can/must only be called in main
3438	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3439	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3440	return;	4130	return;
3441	}	4131	}
3442		4132
3443	warn "reloading...";	4133	return if $RELOAD++;
3444		4134
3445	warn "entering sync_job";	4135	my $t1 = AE::time;
3446		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
3447	cf::sync_job {	4143	cf::sync_job {
3448	cf::write_runtime; # external watchdog should not bark
3449	cf::emergency_save;	4144	#cf::emergency_save;
3450	cf::write_runtime; # external watchdog should not bark
3451		4145
3452	warn "syncing database to disk";
3453	BDB::db_env_txn_checkpoint $DB_ENV;
3454
3455	# if anything goes wrong in here, we should simply crash as we already saved
3456
3457	warn "flushing outstanding aio requests";
3458	for (;;) {
3459	BDB::flush;
3460	IO::AIO::flush;
3461	Coro::cede_notself;
3462	last unless IO::AIO::nreqs || BDB::nreqs;
3463	warn "iterate...";
3464	}
3465
3466	++$RELOAD;
3467
3468	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3469	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3470	%EXT_CORO = ();	4148	%EXT_CORO = ();
3471		4149
3472	warn "removing commands";	4150	trace "perl_reload: removing commands";
3473	%COMMAND = ();	4151	%COMMAND = ();
3474		4152
3475	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3476	%EXTCMD = ();	4154	%EXTCMD = ();
3477	%EXTICMD = ();	4155	%EXTICMD = ();
3478		4156
3479	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3480	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3481	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3482		4160
3483	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3484	eval {	4162	eval {
3485	$cb->($pkg);	4163	$cb->($pkg);
3486	1	4164	1
3487	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3488	}	4170	}
3489		4171
3490	warn "... nuking $pkg";
3491	Symbol::delete_package $pkg;
3492	}
3493
3494	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3495	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3496	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3497		4175
3498	warn "... unloading $k";	4176	trace "... unloading $k";
3499	delete $INC{$k};	4177	delete $INC{$k};
3500		4178
3501	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3502	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3503		4181
3504	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3505	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3506	}	4187	}
3507		4188
3508	Symbol::delete_package $k;
3509	}
3510
3511	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3512	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3513	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3514		4192
3515	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3516	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3517	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3518		4196
3519	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3520	# and global variables created in xs	4198	# and global variables created in xs
3521	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3522		4200
3523	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3524		4202
3525	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3526	require cf;	4204	require cf;
3527	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3528		4206
3529	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3530	cf::reload_config;	4208	cf::reload_config;
3531		4209
3532	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3533	cf::load_extensions;	4211	cf::load_extensions;
3534		4212
		4213	if ($REATTACH_ON_RELOAD) {
3535	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3536	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3537	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3538	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3539	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3540	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3541		4221
3542	warn "leaving sync_job";	4222	cf::_post_init 1;
3543		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3544	1	4226	1
3545	} or do {	4227	} or do {
3546	warn $@;	4228	error $@;
3547	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3548	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3549	};	4233	}
3550		4234
3551	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3552	};	4237	};
3553		4238
3554	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3555		4240
3556	sub reload_perl() {	4241	sub reload_perl() {
3557	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3558	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3559		4244
		4245	$RELOAD_WATCHER ||= cf::async {
		4246	Coro::AIO::aio_wait cache_extensions;
		4247
3560	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4249	do_reload_perl;
3561	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3562	do_reload_perl;	4251	};
3563	};	4252	};
3564	}	4253	}
3565		4254
3566	register_command "reload" => sub {	4255	register_command "reload" => sub {
3567	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
…		…
3573	reload_perl;	4262	reload_perl;
3574	};	4263	};
3575	}	4264	}
3576	};	4265	};
3577		4266
3578	unshift @INC, $LIBDIR;	4267	#############################################################################
3579		4268
3580	my $bug_warning = 0;	4269	my $bug_warning = 0;
3581		4270
3582	our @WAIT_FOR_TICK;
3583	our @WAIT_FOR_TICK_BEGIN;
3584
3585	sub wait_for_tick {	4271	sub wait_for_tick() {
3586	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3587	return if $Coro::current == $Coro::main;
3588		4273
3589	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3590	push @WAIT_FOR_TICK, $signal;
3591	$signal->wait;
3592	}	4275	}
3593		4276
3594	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3595	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3596	return if $Coro::current == $Coro::main;
3597		4279
3598	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3600	$signal->wait;	4282	$signal->wait;
3601	}	4283	}
3602		4284
3603	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4285	sub tick {
3604	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3607	return;	4289	return;
3608	}	4290	}
3609		4291
3610	$NOW = $tick_start = EV::now;	4292	cf::one_tick; # one server iteration
3611		4293
3612	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3613
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK = $_[0]->at;
3616		4295
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4298	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4300	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3623	};	4302	};
3624	}	4303	}
3625		4304
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4306	$sig->send;
3628	}	4307	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3630	$sig->send;
3631	}
3632		4309
3633	$LOAD = ($NOW - $tick_start) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3634	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635		4312
3636	_post_tick;	4313	if (0) {
3637	};	4314	if ($NEXT_TICK) {
3638	$TICK_WATCHER->priority (EV::MAXPRI);	4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
		4319	}
		4320	}
3639		4321
3640	{	4322	{
3641	# configure BDB	4323	# configure BDB
		4324	info "initialising database";
3642		4325
3643	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3644	BDB::max_poll_reqs $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3645	$Coro::BDB::WATCHER->priority (1);	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3646		4329
3647	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3648	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3649	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3650	| BDB::LOG_AUTOREMOVE, 1);	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3651	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3653		4337
3654	cf::sync_job {	4338	cf::sync_job {
3655	eval {	4339	eval {
…		…
3674	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3675	};	4359	};
3676	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3677	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3678	};	4362	};
		4363
		4364	info "database initialised";
3679	}	4365	}
3680		4366
3681	{	4367	{
3682	# configure IO::AIO	4368	# configure IO::AIO
3683		4369
		4370	info "initialising aio";
3684	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3685	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3686	$Coro::AIO::WATCHER->priority (1);	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3687	}	4375	}
3688		4376
3689	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3690		4379
3691	sub _log_backtrace {	4380	sub _log_backtrace {
3692	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3693		4382
3694	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3695		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3696	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3697	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3698	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3699	async {	4393	async {
3700	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3701		4395
3702	my @bt = fork_call {	4396	my @bt = fork_call {
3703	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
…		…
3714	}	4408	}
3715		4409
3716	@funcs	4410	@funcs
3717	};	4411	};
3718		4412
3719	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3720	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3721	--$_log_backtrace;	4416	--$_log_backtrace;
3722	};	4417	};
3723	} else {	4418	} else {
3724	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3725	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3726	}	4421	}
3727	}	4422	}
3728		4423
3729	# load additional modules	4424	# load additional modules
3730	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3731		4427
3732	END { cf::emergency_save }	4428	END { cf::emergency_save }
3733		4429
3734	1	4430	1
3735		4431

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