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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.403 by root, Mon Dec 17 07:09:18 2007 UTC vs.
Revision 1.596 by root, Fri Nov 9 20:37:57 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	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;	63	use Time::HiRes;
35	use Compress::LZF;	64	use Compress::LZF;
36	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
37		68
38	# configure various modules to our taste	69	# configure various modules to our taste
39	#	70	#
40	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		79
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	80	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
56	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
59		97
60	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
62		102
63	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
64	our $DATADIR = datadir;	105	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
68	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
74		126
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	129	our $NEXT_TICK;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		131
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	135	our $DB_ENV;
87		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
88	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
89		141
90	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
92	our $NOW;	145	our $NOW;
93		146
94	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
98	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		153
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
104		166
105	binmode STDOUT;	167	binmode STDOUT;
106	binmode STDERR;	168	binmode STDERR;
107		169
108	# read virtual server time, if available	170	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
113	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
114		178
115	mkdir $_	179	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		181
118	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
119		183
120	sub cf::map::normalise;	184	sub cf::map::normalise;
121		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
122	#############################################################################	190	#############################################################################
123		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
124	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
125		204
126	=over 4	205	=over 4
127		206
128	=item $cf::UPTIME	207	=item $cf::UPTIME
129		208
130	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
131		225
132	=item $cf::RUNTIME	226	=item $cf::RUNTIME
133		227
134	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
135	every server tick.	229	every server tick.
136		230
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		234
141	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
144	database environment.	238	database environment.
145		239
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	240	=item $cf::LOADAVG
155		241
156	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
167	from wherever your confdir points to.	253	from wherever your confdir points to.
168		254
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		256
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
		277
175	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
176		279
177	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	282	that call.
180		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
181	=back	290	=back
182		291
183	=cut	292	=cut
184		293
185	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	301	my $msg = join "", @_;
188		302
189	$msg .= "\n"	303	$msg .= "\n"
190	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
191		305
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		307
194	LOG llevError, $msg;	308	LOG llevWarn, $msg;
195	};	309	};
196	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
197		324
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	335	for my $pkg (qw(
209	cf::global cf::attachable	336	cf::global cf::attachable
210	cf::object cf::object::player	337	cf::object cf::object::player
211	cf::client cf::player	338	cf::client cf::player
212	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
213	cf::map cf::party cf::region	341	cf::party cf::region
214	)) {	342	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	344	}
218		345
219	$EV::DIED = sub {	346	$EV::DIED = sub {
220	warn "error in event callback: @_";	347	warn "error in event callback: $@";
221	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
222		354
223	#############################################################################	355	#############################################################################
224		356
225	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
226		358
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	380	$d
249	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
250	}	382	}
251		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
252	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
253		437
254	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
255		439
256	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		447
264	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
266		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
267	=item cf::lock_wait $string	513	=item cf::lock_wait $string
268		514
269	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
270		516
271	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
272		518
273	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
276	returned.	522	returned.
277		523
278	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	525	deadlocked coro.
…		…
285		531
286	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
287		533
288	=cut	534	=cut
289		535
290	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		537
293	sub lock_wait($) {	538	sub lock_wait($) {
294	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	540	}
307		541
308	sub lock_acquire($) {	542	sub lock_acquire($) {
309	my ($key) = @_;	543	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	544	}
323		545
324	sub lock_active($) {	546	sub lock_active($) {
325	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	548	}
329		549
330	sub freeze_mainloop {	550	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
332		552
333	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;
335	};
336	$TICK_WATCHER->stop;
337	$guard
338	}	554	}
339		555
340	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
341		557
342	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
343	get spread over timer.	559	get spread over time.
344		560
345	=cut	561	=cut
346		562
347	sub periodic($$) {	563	sub periodic($$) {
348	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
352	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
353	}	569	}
354		570
355	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
356		572
357	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
358	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
359	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
360		580
361	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
362	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
363		583
364	Useful for short background jobs.	584	Useful for short background jobs.
365		585
366	=cut	586	=cut
367		587
368	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
369	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
370		591
371	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
372	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
373	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
374		595
375	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
376		598
377	while () {	599	while () {
378	next_job:	600	next_job:
		601
379	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
380	if ($avail > 0.01) {	603
381	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
382	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
383	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
384	$job->[2]->send;	608	$job->[2]->send;
385	Coro::cede;	609	Coro::cede;
386	goto next_job;	610	goto next_job;
387	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
388	}	613	}
389	}	614	}
390		615
391	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
392	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
393	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
394	$signal->wait;
395	} else {	619	} else {
		620	$busy = 0;
396	Coro::schedule;	621	Coro::schedule;
397	}	622	}
398	}	623	}
399	};	624	};
400		625
401	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
402	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
403		630
404	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
405	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
406		634
407	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
408	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
409	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
435	=cut	663	=cut
436		664
437	sub sync_job(&) {	665	sub sync_job(&) {
438	my ($job) = @_;	666	my ($job) = @_;
439		667
440	if ($Coro::current == $Coro::main) {	668	if (in_main) {
441	my $time = EV::time;	669	my $time = AE::time;
442		670
443	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
444	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
445		673
446	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
447		675
448	# TODO: use suspend/resume instead
449	# (but this is cancel-safe)
450	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
451		677
452	my $busy = 1;	678	my $busy = 1;
453	my @res;	679	my @res;
454		680
455	(async {	681	(async {
456	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
457	@res = eval { $job->() };	683	@res = eval { $job->() };
458	warn $@ if $@;	684	error $@ if $@;
459	undef $busy;	685	undef $busy;
460	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
461		687
462	while ($busy) {	688	while ($busy) {
463	if (Coro::nready) {	689	if (Coro::nready) {
…		…
465	} else {	691	} else {
466	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
467	}	693	}
468	}	694	}
469		695
470	$time = EV::time - $time;	696	my $time = AE::time - $time;
471		697
472	LOG llevError | logBacktrace, Carp::longmess "long sync job"
473	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
474
475	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
476		699
477	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
478	} else {	701	} else {
479	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
480		703
…		…
500	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
501		724
502	$coro	725	$coro
503	}	726	}
504		727
505	=item fork_call { }, $args	728	=item fork_call { }, @args
506		729
507	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
508	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
509	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
510	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
511		734
512	=cut	735	=cut
513		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
514	sub fork_call(&@) {	741	sub fork_call(&@) {
515	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
516		743
517	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
518	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
519	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
520		747
521	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
522	reset_signals;	749	cf::post_fork;
523	&$cb	750	&$cb
524	}, @args;	751	} @args;
525		752
526	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
527	}	792	}
528		793
529	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
530		795
531	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
541	within each server.	806	within each server.
542		807
543	=cut	808	=cut
544		809
545	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
546	my ($name) = @_;	814	my ($name) = @_;
547	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
548		816
549	eval {	817	eval {
550	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
560	}	828	}
561		829
562	our $DB;	830	our $DB;
563		831
564	sub db_init {	832	sub db_init {
565	cf::sync_job {
566	$DB ||= db_table "db";	833	$DB ||= db_table "db";
567	};
568	}	834	}
569		835
570	sub db_get($$) {	836	sub db_get($$) {
571	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
572		838
573	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
574	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
575		843
576	$! ? ()	844	$! ? ()
577	: $data	845	: $data
578	}
579	}	846	}
580		847
581	sub db_put($$$) {	848	sub db_put($$$) {
582	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
583	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
611		878
612	my @data;	879	my @data;
613	my $md5;	880	my $md5;
614		881
615	for (0 .. $#$src) {	882	for (0 .. $#$src) {
616	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
617	or Carp::croak "$src->[$_]: $!";
618	}	884	}
619		885
620	# if processing is expensive, check	886	# if processing is expensive, check
621	# checksum first	887	# checksum first
622	if (1) {	888	if (1) {
…		…
639		905
640	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
641	my $data = $process->(\@data);	907	my $data = $process->(\@data);
642	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
643		909
644	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
645		911
646	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
647	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
648	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
649		915
…		…
659		925
660	=cut	926	=cut
661		927
662	sub datalog($@) {	928	sub datalog($@) {
663	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
664	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
665	}	931	}
666		932
667	=back	933	=back
668		934
669	=cut	935	=cut
670		936
671	#############################################################################	937	#############################################################################
672		938
673	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
674		940
675	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
676	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")
677	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
678		944
679	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>
680	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
…		…
730	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
731		997
732	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
733	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
734		1000
735	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
736	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
737		1003
738	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
739		1005
740	=over 4	1006	=over 4
…		…
864		1130
865	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
866	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
867		1133
868	} elsif (ref $type) {	1134	} elsif (ref $type) {
869	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
870		1136
871	} else {	1137	} else {
872	shift @arg;	1138	shift @arg;
873	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
874	}	1140	}
875	}	1141	}
876	}	1142	}
877		1143
878	sub _object_attach {	1144	sub _object_attach {
…		…
888	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
889	}	1155	}
890		1156
891	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
892	} else {	1158	} else {
893	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
894	}	1160	}
895		1161
896	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
897	}	1163	}
898		1164
…		…
957		1223
958	for (@$callbacks) {	1224	for (@$callbacks) {
959	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
960		1226
961	if ($@) {	1227	if ($@) {
962	warn "$@";
963	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
964	override;	1229	override;
965	}	1230	}
966		1231
967	return 1 if $override;	1232	return 1 if $override;
968	}	1233	}
969		1234
970	0	1235	0
971	}	1236	}
972		1237
973	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
974		1239
975	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
976		1241
977	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
978		1243
…		…
1031		1296
1032	sub reattach {	1297	sub reattach {
1033	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1034	my ($obj) = @_;	1299	my ($obj) = @_;
1035		1300
		1301	# no longer needed after getting rid of delete_package?
1036	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
1037		1303
1038	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1039		1305
1040	@$registry = ();	1306	@$registry = ();
1041		1307
…		…
1046	for (@$attach) {	1312	for (@$attach) {
1047	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1048	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1049	}	1315	}
1050	} else {	1316	} else {
1051	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1052	}	1318	}
1053	}	1319	}
1054	}	1320	}
1055		1321
1056	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1083	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1084		1350
1085	sync_job {	1351	sync_job {
1086	if (length $$rdata) {	1352	if (length $$rdata) {
1087	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1088	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1089	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1090		1357
1091	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1092	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1093	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1094	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	}
1095	close $fh;	1365	aio_close $fh;
1096		1366
1097	if (@$objs) {	1367	if (@$objs) {
1098	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) {
1099	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1100	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1101	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1102	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	}
1103	close $fh;	1376	aio_close $fh;
1104	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1105	}	1378	}
1106	} else {	1379	} else {
1107	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1108	}	1381	}
1109		1382
1110	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1111	} else {	1387	} else {
1112	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1113	}	1389	}
1114	} else {	1390	} else {
1115	aio_unlink $filename;	1391	aio_unlink $filename;
1116	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1117	}	1393	}
…		…
1141	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1142	$av = $st->{objs};	1418	$av = $st->{objs};
1143	}	1419	}
1144		1420
1145	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1146	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1147	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1148		1425
1149	($data, $av)	1426	($data, $av)
1150	}	1427	}
1151		1428
1152	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1156	=cut	1433	=cut
1157		1434
1158	#############################################################################	1435	#############################################################################
1159	# command handling &c	1436	# command handling &c
1160		1437
1161	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1162		1439
1163	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
1164	$name.	1441	$name.
1165		1442
1166	=cut	1443	=cut
…		…
1172	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1173		1450
1174	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1175	}	1452	}
1176		1453
1177	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1178		1455
1179	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1180	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
1181	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
1182	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
1183	has logged in successfully.	1460	has logged in successfully.
1184		1461
1185	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1186	called.
1187		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
1188	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1189		1470
1190	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1191	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1192	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1193	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1194	log-in.	1475	log-in.
1195		1476
1196	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1197	called.
1198		1478
1199	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1200		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1201	sub register_extcmd {	1486	sub register_extcmd($$) {
1202	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1203		1488
1204	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1205	}	1490	}
1206		1491
1207	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1208	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1209		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1210	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1211	}	1502	}
1212		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1213	cf::player->attach (	1512	cf::player->attach (
1214	on_command => sub {	1513	on_unknown_command => sub {
1215	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1216		1515
1217	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1218	or return;	1517	or return;
1219		1518
…		…
1227	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1228		1527
1229	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1230		1529
1231	if (ref $msg) {	1530	if (ref $msg) {
1232	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1233	"ARRAY" eq ref $msg
1234	? @$msg
1235	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1236		1532
1237	my @reply;
1238
1239	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}) {
1240	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1241	}	1551	}
1242		1552
1243	$pl->ext_reply ($reply, @reply)
1244	if $reply;
1245
1246	} else {	1553	} else {
1247	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1248	}	1555	}
1249		1556
1250	cf::override;	1557	cf::override;
1251	},	1558	},
1252	);	1559	);
1253		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
1254	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1255	cf::sync_job {	1590	cf::sync_job {
1256	my %todo;	1591	my %todo;
1257		1592
1258	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1259	next unless -r $path;	1594	next unless -r $path;
…		…
1277		1612
1278	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1279	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1280		1615
1281	$ext{source} =	1616	$ext{source} =
1282	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1283	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1284	. $source	1619	. $source
1285	. "\n};\n1";	1620	. "\n};\n1";
1286		1621
1287	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1288	}	1623	}
1289		1624
		1625	my $pass = 0;
1290	my %done;	1626	my %done;
1291	while (%todo) {	1627	while (%todo) {
1292	my $progress;	1628	my $progress;
1293		1629
		1630	++$pass;
		1631
		1632	ext:
1294	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1295	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1296	goto skip	1635	next ext
1297	unless exists $done{$_};	1636	unless exists $done{$_};
1298	}	1637	}
1299		1638
1300	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1301		1640
1302	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 $@) {
1303	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1304	: "$v->{base}: extension inactive.\n";
1305		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1306	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1307	warn $msg;	1657
1308	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1309	exit 1;	1659	delete $todo{$k};
1310	}	1660	} else {
1311		1661	$done{$k} = delete $todo{$k};
1312	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1313	}	1667	}
1314
1315	$done{$k} = delete $todo{$k};
1316	push @EXTS, $v->{pkg};
1317	$progress = 1;
1318	}	1668	}
1319		1669
1320	skip:	1670	unless ($progress) {
1321	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1322	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1323	}	1680	}
1324	};	1681	};
1325	}	1682	}
1326		1683
1327	#############################################################################	1684	#############################################################################
1328		1685
1329	=back	1686	=back
1330		1687
1331	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1332		1689
1333	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1334		1691
1335	=cut	1692	=cut
1336		1693
1337	package cf::player;	1694	package cf::player;
1338		1695
…		…
1381		1738
1382	sub exists($) {	1739	sub exists($) {
1383	my ($login) = @_;	1740	my ($login) = @_;
1384		1741
1385	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1386	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1387	}	1744	}
1388		1745
1389	sub find($) {	1746	sub find($) {
1390	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1391	my $login = $_[0];	1748	my $login = $_[0];
…		…
1403	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1404	or return;	1761	or return;
1405		1762
1406	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1407	or return;	1764	or return;
		1765
1408	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1409	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1410	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1411	}	1769	}
1412	}	1770	}
1413	}	1771	}
1414		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1415	sub save($) {	1786	sub save($) {
1416	my ($pl) = @_;	1787	my ($pl) = @_;
1417		1788
1418	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1419		1790
…		…
1422		1793
1423	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1424		1795
1425	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1426	$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];
1427		1803
1428	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1429	cf::cede_to_tick;	1805	cf::cede_to_tick;
1430	}	1806	}
1431		1807
…		…
1463	my ($pl) = @_;	1839	my ($pl) = @_;
1464		1840
1465	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1466		1842
1467	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1468	$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
1469		1845
1470	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1471	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1472	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1473	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1474		1854
1475	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1476	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1477	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1515		1895
1516	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1517	my $path = path $login;	1897	my $path = path $login;
1518		1898
1519	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1520	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1521	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1522	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1523	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1524	}	1905	}
1525		1906
…		…
1529		1910
1530	\@logins	1911	\@logins
1531	}	1912	}
1532		1913
1533	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1534		1917
1535	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1536	player. May block.	1919	player. May block.
1537		1920
1538	=cut	1921	=cut
…		…
1556	}	1939	}
1557		1940
1558	\@paths	1941	\@paths
1559	}	1942	}
1560		1943
1561	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1562		1945
1563	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1564
1565	=cut
1566
1567	use re 'eval';
1568
1569	my $group;
1570	my $interior; $interior = qr{
1571	# match a pod interior sequence sans C<< >>
1572	(?:
1573	\ (.*?)\ (?{ $group = $^N })
1574	| < (??{$interior}) >
1575	)
1576	}x;
1577
1578	sub expand_cfpod {
1579	my ($self, $pod) = @_;
1580
1581	my $xml;
1582
1583	while () {
1584	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1585	$group = $1;
1586
1587	$group =~ s/&/&amp;/g;
1588	$group =~ s/</&lt;/g;
1589
1590	$xml .= $group;
1591	} elsif ($pod =~ m%\G
1592	([BCGHITU])
1593	<
1594	(?:
1595	([^<>]*) (?{ $group = $^N })
1596	| < $interior >
1597	)
1598	>
1599	%gcsx
1600	) {
1601	my ($code, $data) = ($1, $group);
1602
1603	if ($code eq "B") {
1604	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1605	} elsif ($code eq "I") {
1606	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1607	} elsif ($code eq "U") {
1608	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1609	} elsif ($code eq "C") {
1610	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1611	} elsif ($code eq "T") {
1612	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1613	} elsif ($code eq "G") {
1614	my ($male, $female) = split /\|/, $data;
1615	$data = $self->gender ? $female : $male;
1616	$xml .= expand_cfpod ($self, $data);
1617	} elsif ($code eq "H") {
1618	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1619	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1620	"")
1621	[$self->{hintmode}];
1622	} else {
1623	$xml .= "error processing '$code($data)' directive";
1624	}
1625	} else {
1626	if ($pod =~ /\G(.+)/) {
1627	warn "parse error while expanding $pod (at $1)";
1628	}
1629	last;
1630	}
1631	}
1632
1633	for ($xml) {
1634	# create single paragraphs (very hackish)
1635	s/(?<=\S)\n(?=\w)/ /g;
1636
1637	# compress some whitespace
1638	s/\s+\n/\n/g; # ws line-ends
1639	s/\n\n+/\n/g; # double lines
1640	s/^\n+//; # beginning lines
1641	s/\n+$//; # ending lines
1642	}
1643
1644	$xml
1645	}
1646
1647	no re 'eval';
1648
1649	sub hintmode {
1650	$_[0]{hintmode} = $_[1] if @_ > 1;
1651	$_[0]{hintmode}
1652	}
1653
1654	=item $player->ext_reply ($msgid, @msg)
1655
1656	Sends an ext reply to the player.
1657
1658	=cut
1659
1660	sub ext_reply($$@) {
1661	my ($self, $id, @msg) = @_;
1662
1663	$self->ns->ext_reply ($id, @msg)
1664	}
1665		1947
1666	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1667		1949
1668	Sends an ext event to the client.	1950	Sends an ext event to the client.
1669		1951
…		…
1689		1971
1690	=cut	1972	=cut
1691		1973
1692	sub find_by_path($) {	1974	sub find_by_path($) {
1693	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1694		1978
1695	my ($match, $specificity);	1979	my ($match, $specificity);
1696		1980
1697	for my $region (list) {	1981	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1725	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1726		2010
1727	sub generate_random_map {	2011	sub generate_random_map {
1728	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1729	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1730	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2017	}
1744		2018
1745	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1746		2020
1747	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
…		…
1752		2026
1753	sub register {	2027	sub register {
1754	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2029	my $pkg = caller;
1756		2030
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2032
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2034	}
1762		2035
1763	# also paths starting with '/'	2036	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2038
1766	sub thawer_merge {	2039	sub thawer_merge {
1767	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1768		2041
1769	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1774	}	2047	}
1775		2048
1776	sub normalise {	2049	sub normalise {
1777	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1778		2051
1779	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1780		2053
1781	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1782		2055
1783	# map plan:	2056	# map plan:
1784	#	2057	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2073	$path = "$base/$path";
1801	}	2074	}
1802		2075
1803	for ($path) {	2076	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1807	}	2079	}
1808		2080
1809	$path	2081	$path
…		…
1823	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1824	return $self;	2096	return $self;
1825	}	2097	}
1826	}	2098	}
1827		2099
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2101	()
1830	}	2102	}
1831		2103
		2104	# may re-bless or do other evil things
1832	sub init {	2105	sub init {
1833	my ($self) = @_;	2106	my ($self) = @_;
1834		2107
1835	$self	2108	$self
1836	}	2109	}
…		…
1855		2128
1856	# the temporary/swap location	2129	# the temporary/swap location
1857	sub save_path {	2130	sub save_path {
1858	my ($self) = @_;	2131	my ($self) = @_;
1859		2132
1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1861	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1862	}	2135	}
1863		2136
1864	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1865	sub uniq_path {	2138	sub uniq_path {
1866	my ($self) = @_;	2139	my ($self) = @_;
1867		2140
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1870	}
1871
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}	2143	}
1880		2144
1881	sub decay_objects {	2145	sub decay_objects {
1882	my ($self) = @_;	2146	my ($self) = @_;
1883		2147
…		…
1910	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1911		2175
1912	1	2176	1
1913	}	2177	}
1914		2178
		2179	# used to laod the header of an original map
1915	sub load_header_orig {	2180	sub load_header_orig {
1916	my ($self) = @_;	2181	my ($self) = @_;
1917		2182
1918	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1919	}	2184	}
1920		2185
		2186	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2187	sub load_header_temp {
1922	my ($self) = @_;	2188	my ($self) = @_;
1923		2189
1924	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1925	}	2191	}
1926		2192
		2193	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2194	sub prepare_temp {
1928	my ($self) = @_;	2195	my ($self) = @_;
1929		2196
1930	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1932	# safety	2199	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2202	}
1936		2203
		2204	# called after loading the header from an original map
1937	sub prepare_orig {	2205	sub prepare_orig {
1938	my ($self) = @_;	2206	my ($self) = @_;
1939		2207
1940	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2233
1966	sub find;	2234	sub find;
1967	sub find {	2235	sub find {
1968	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1969		2237
		2238	cf::cede_to_tick;
		2239
1970	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1971		2241
1972	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2244
1975	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_find:$path";
1977	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1978
1979	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1980	or return;	2247	or return;
1981		2248
1982	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1983		2250
…		…
1985	or return;	2252	or return;
1986		2253
1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1988	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1989	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1990	undef $guard1;	2258	undef $guard1;
1991	undef $guard2;
1992	$map->reset;	2259	$map->reset;
1993	return find $path;	2260	return find $path;
1994	}	2261	}
1995		2262
1996	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1997	}	2264	}
1998	}	2265	}
1999		2266
2000	sub pre_load { }	2267	sub pre_load { }
2001	sub post_load { }	2268	#sub post_load { } # XS
2002		2269
2003	sub load {	2270	sub load {
2004	my ($self) = @_;	2271	my ($self) = @_;
2005		2272
2006	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2276
2010	{	2277	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2012		2279
2013	return unless $self->valid;	2280	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2282
2018	$self->alloc;	2283	$self->alloc;
2019		2284
2020	$self->pre_load;	2285	$self->pre_load;
2021	cf::cede_to_tick;	2286	cf::cede_to_tick;
2022		2287
		2288	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2290	$f->skip_block;
2025	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2026	or return;	2292	or return;
2027		2293
2028	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
2029	if delete $self->{load_original};	2295	if delete $self->{load_original};
2030		2296
2031	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2298	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2301	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2038	}	2305	}
2039	}	2306	}
2040	}
2041		2307
2042	$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);
2043		2315
2044	cf::cede_to_tick;	2316	cf::cede_to_tick;
2045	# now do the right thing for maps	2317	# now do the right thing for maps
2046	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2324	$self->decay_objects;
2053	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2054	$self->update_buttons;	2326	$self->update_buttons;
2055	cf::cede_to_tick;	2327	cf::cede_to_tick;
2056	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2329	}
2060		2330
2061	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_IN_MEMORY);
2065	}	2333	}
2066		2334
2067	$self->post_load;	2335	$self->post_load;
2068	}
2069		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
2070	sub customise_for {	2343	sub customise_for {
2071	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2072		2345
2073	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2347	if $self->per_player;
…		…
2077	# if $self->per_party;	2350	# if $self->per_party;
2078		2351
2079	$self	2352	$self
2080	}	2353	}
2081		2354
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2355	sub find_sync {
2109	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2110		2357
2111	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
2112	}	2363	}
2113		2364
2114	sub do_load_sync {	2365	sub do_load_sync {
2115	my ($map) = @_;	2366	my ($map) = @_;
2116		2367
		2368	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2119		2371
2120	cf::sync_job { $map->load };	2372	$map->load;
2121	}	2373	}
2122		2374
2123	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2125		2377
2126	sub find_async {	2378	sub find_async {
2127	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2128		2380
2129	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2130		2382
2131	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2133	}	2385	}
2134		2386
2135	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2136		2388
2137	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2152		2404
2153	()	2405	()
2154	}	2406	}
2155		2407
		2408	# common code, used by both ->save and ->swapout
2156	sub save {	2409	sub _save {
2157	my ($self) = @_;	2410	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2411
2161	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2162		2413
2163	return unless $self->dirty;	2414	return unless $self->dirty;
2164		2415
…		…
2173		2424
2174	cf::async {	2425	cf::async {
2175	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2176	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2177	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2178		2431
2179	if ($uniq) {	2432	if ($uniq) {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2181	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2182	} else {	2435	} else {
2183	$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);
2184	}	2437	}
2185	}	2438	}
2186		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2187	sub swap_out {	2448	sub swap_out {
2188	my ($self) = @_;	2449	my ($self) = @_;
2189		2450
2190	# save first because save cedes
2191	$self->save;
2192
2193	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2194		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2195	return if $self->players;	2455	return if $self->players;
2196	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
2197	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2198		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
2199	$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};
2200		2507
2201	$self->deactivate;	2508	$self->deactivate;
2202	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2203	$self->clear;	2510	$self->clear;
2204	}
2205
2206	sub reset_at {
2207	my ($self) = @_;
2208
2209	# TODO: safety, remove and allow resettable per-player maps
2210	return 1e99 if $self->{deny_reset};
2211
2212	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2213	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2214
2215	$time + $to
2216	}
2217
2218	sub should_reset {
2219	my ($self) = @_;
2220
2221	$self->reset_at <= $cf::RUNTIME
2222	}
2223
2224	sub reset {
2225	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228
2229	return if $self->players;
2230
2231	warn "resetting map ", $self->path;
2232
2233	$self->in_memory (cf::MAP_SWAPPED);
2234
2235	# need to save uniques path
2236	unless ($self->{deny_save}) {
2237	my $uniq = $self->uniq_path; utf8::encode $uniq;
2238
2239	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2240	if $uniq;
2241	}
2242
2243	delete $cf::MAP{$self->path};
2244
2245	$self->deactivate;
2246	$_->clear_links_to ($self) for values %cf::MAP;
2247	$self->clear;
2248		2511
2249	$self->unlink_save;	2512	$self->unlink_save;
2250	$self->destroy;	2513	$self->destroy;
2251	}	2514	}
2252		2515
…		…
2260		2523
2261	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2262		2525
2263	$self->unlink_save;	2526	$self->unlink_save;
2264		2527
2265	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2266	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2267	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2268	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2269	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2270		2533
…		…
2319		2582
2320	sub unique_maps() {	2583	sub unique_maps() {
2321	[	2584	[
2322	map {	2585	map {
2323	utf8::decode $_;	2586	utf8::decode $_;
2324	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2325	? normalise $_	2590	: normalise $_
2326	: ()
2327	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2328	]	2592	]
2329	}	2593	}
2330		2594
2331	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	}
2332		2626
2333	=back	2627	=back
2334		2628
2335	=head3 cf::object	2629	=head3 cf::object
2336		2630
…		…
2340		2634
2341	=over 4	2635	=over 4
2342		2636
2343	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2344		2638
2345	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.
2346		2641
2347	=cut	2642	=cut
2348		2643
2349	sub inv_recursive_;	2644	sub inv_recursive_;
2350	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2355	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2356	}	2651	}
2357		2652
2358	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2359		2654
2360	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.
2361		2656
2362	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2363		2658
2364	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 cnanot find the object,
2365	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2397	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
2398	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2399		2694
2400	=cut	2695	=cut
2401		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
2402	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2403	# with dialog boxes.	2712	# with dialog boxes.
2404	#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
2405	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2406	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2417	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2419		2728
2420	} else {	2729	} else {
2421	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2422	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2423	}	2732	}
2424	}	2733	}
2425	}	2734	}
2426		2735
2427	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2452		2761
2453	=item $player_object->enter_link	2762	=item $player_object->enter_link
2454		2763
2455	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}>).
2456		2765
2457	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.
2458	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.
2459		2770
2460	Will never block.	2771	Will never block.
2461		2772
2462	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2463		2774
…		…
2483	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2484	my ($self) = @_;	2795	my ($self) = @_;
2485		2796
2486	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2487		2798
		2799	++$self->{_link_recursion};
		2800
2488	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2489		2802
2490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2491	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2492		2805
2493	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2494	}	2807	}
2495		2808
2496	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2497	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2498		2811
…		…
2515	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2516	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2517		2830
2518	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2519	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2520	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2521		2834
2522	$map->load;	2835	$map->load;
2523	$map->load_neighbours;
2524		2836
2525	return unless $self->contr->active;	2837	return unless $self->contr->active;
2526	$self->activate_recursive;
2527		2838
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2530	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2531		2846
		2847	}
		2848
2532	=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)]])
2533		2850
2534	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
2535	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2538	be called at the end of this process.	2855	be called at the end of this process.
2539		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
2540	=cut	2860	=cut
2541		2861
2542	our $GOTOGEN;	2862	our $GOTOGEN;
2543		2863
2544	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2545	my ($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	}
2546		2872
2547	# 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
2548	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2549		2875
2550	$self->enter_link;	2876	$self->enter_link;
…		…
2570	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2571	}	2897	}
2572	}	2898	}
2573		2899
2574	my $map = eval {	2900	my $map = eval {
2575	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2576		2902
2577	if ($map) {	2903	if ($map) {
2578	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2579	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2580	} else {	2906	} else {
2581	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2582	}	2908	}
2583		2909
2584	$map	2910	$map
…		…
2592	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2593	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2594	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2595	}	2921	}
2596		2922
2597	$done->() if $done;	2923	$done->($self) if $done;
2598	})->prio (1);	2924	})->prio (1);
2599	}	2925	}
2600		2926
2601	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2602		2928
…		…
2622	}	2948	}
2623		2949
2624	sub prepare_random_map {	2950	sub prepare_random_map {
2625	my ($exit) = @_;	2951	my ($exit) = @_;
2626		2952
2627	my $guard = cf::lock_acquire "exit_prepare:$exit";
2628
2629	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2630	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2631	# that depends on the exit object	2955	# that depends on the exit object
2632		2956
2633	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2635	if ($exit->map) {	2959	if ($exit->map) {
2636	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2637	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2638	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2639	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2640	}	2966	}
2641		2967
2642	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2643		2969
2644	my $data = cf::encode_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2645	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2646	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2647		2973
2648	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2649	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2650	undef $fh;	2976	undef $fh;
2651	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2652		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2653	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2654	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2655	}	2985	}
2656	}	2986	}
2657		2987
2658	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2659	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2660		2990
2661	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2662		2992
2663	if ($exit->slaying eq "/!") {
2664	#TODO: this should de-fi-ni-te-ly not be a sync-job
2665	# the problem is that $exit might not survive long enough
2666	# so it needs to be done right now, right here
2667	cf::sync_job { prepare_random_map $exit };
2668	}
2669
2670	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2671	my $hp = $exit->stats->hp;
2672	my $sp = $exit->stats->sp;
2673
2674	$self->enter_link;	2993	$self->enter_link;
2675		2994
2676	# if exit is damned, update players death & WoR home-position
2677	$self->contr->savebed ($slaying, $hp, $sp)
2678	if $exit->flag (FLAG_DAMNED);
2679
2680	(async {	2995	(async {
2681	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2682		2997
2683	$self->deactivate_recursive; # just to be sure
2684	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
2685	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2686		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
2687	1;	3034	1
2688	}) {	3035	}) {
2689	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2690	. "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. "
2691	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2692	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2693		3040
2694	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2695	$self->leave_link;	3042	$self->leave_link;
2696	}	3043	}
2697	})->prio (1);	3044	})->prio (1);
2698	}	3045	}
2699		3046
…		…
2711	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2712	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2713		3060
2714	utf8::encode $text;	3061	utf8::encode $text;
2715	$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);
2716	}	3088	}
2717		3089
2718	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2719		3091
2720	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
…		…
2724		3096
2725	=cut	3097	=cut
2726		3098
2727	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2728	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	},
2729	"c/identify" => {	3107	"c/identify" => {
2730	id => "infobox",	3108	id => "infobox",
2731	title => "Identify",	3109	title => "Identify",
2732	reply => undef,	3110	reply => undef,
2733	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2735	"c/examine" => {	3113	"c/examine" => {
2736	id => "infobox",	3114	id => "infobox",
2737	title => "Examine",	3115	title => "Examine",
2738	reply => undef,	3116	reply => undef,
2739	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",
2740	},	3124	},
2741	"c/book" => {	3125	"c/book" => {
2742	id => "infobox",	3126	id => "infobox",
2743	title => "Book",	3127	title => "Book",
2744	reply => undef,	3128	reply => undef,
…		…
2760	id => "infobox",	3144	id => "infobox",
2761	title => "Body Parts",	3145	title => "Body Parts",
2762	reply => undef,	3146	reply => undef,
2763	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2764	},	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	},
2765	"c/uptime" => {	3185	"c/uptime" => {
2766	id => "infobox",	3186	id => "infobox",
2767	title => "Uptime",	3187	title => "Uptime",
2768	reply => undef,	3188	reply => undef,
2769	tooltip => "How long the server has been running since last restart",	3189	tooltip => "How long the server has been running since last restart",
…		…
2772	id => "infobox",	3192	id => "infobox",
2773	title => "Map Info",	3193	title => "Map Info",
2774	reply => undef,	3194	reply => undef,
2775	tooltip => "Information related to the maps",	3195	tooltip => "Information related to the maps",
2776	},	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" => $CHAT_CHANNEL,
2777	);	3211	);
2778		3212
2779	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2780	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2781		3215
2782	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2783		3218
2784	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2785		3220
2786	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2787	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2788	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2789		3224
2790	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2791	if $self->can_msg;
2792
2793	$channel = $channel->{id};	3226	$channel = $channel->{id};
2794		3227
2795	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2796	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2797	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2798	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2799	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2800	if $self->can_msg;
2801	}	3233	}
2802		3234
2803	$channel = $channel->{id};	3235	$channel = $channel->{id};
2804	}	3236	}
2805		3237
2806	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2807		3239
2808	if ($self->can_msg) {
2809	# default colour, mask it out	3240	# default colour, mask it out
2810	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2811	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2812		3243
2813	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2814	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2815	} else {	3247	);
2816	if ($color >= 0) {
2817	# replace some tags by gcfclient-compatible ones
2818	for ($msg) {
2819	1 while
2820	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2821	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2822	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2823	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2824	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2825	}
2826		3248
2827	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2828
2829	utf8::encode $msg;
2830
2831	if (0 && $msg =~ /\[/) {
2832	# COMMAND/INFO
2833	$self->send_packet ("drawextinfo $color 10 8 $msg")
2834	} else {
2835	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2836	$self->send_packet ("drawinfo $color $msg")
2837	}
2838	}
2839	}
2840	}	3250	}
2841		3251
2842	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2843		3253
2844	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2846	=cut	3256	=cut
2847		3257
2848	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2849	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2850		3260
2851	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2853	} elsif ($self->extcmd == 1) { # TODO: remove
2854	push @msg, msgtype => "event_$type";
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2856	}
2857	}
2858
2859	=item $client->ext_reply ($msgid, @msg)
2860
2861	Sends an ext reply to the client.
2862
2863	=cut
2864
2865	sub cf::client::ext_reply($$@) {
2866	my ($self, $id, @msg) = @_;
2867
2868	if ($self->extcmd == 2) {
2869	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2870	} elsif ($self->extcmd == 1) {
2871	#TODO: version 1, remove
2872	unshift @msg, msgtype => "reply", msgid => $id;
2873	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2874	}
2875	}	3262	}
2876		3263
2877	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2878		3265
2879	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2934	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2935		3322
2936	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2937		3324
2938	if (ref $msg) {	3325	if (ref $msg) {
2939	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2940	"ARRAY" eq ref $msg
2941	? @$msg
2942	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2943		3327
2944	my @reply;
2945
2946	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}) {
2947	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2948	}	3346	}
2949
2950	$ns->ext_reply ($reply, @reply)
2951	if $reply;
2952
2953	} else {	3347	} else {
2954	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";
2955	}	3349	}
2956		3350
2957	cf::override;	3351	cf::override;
2958	},	3352	},
2959	);	3353	);
…		…
2979		3373
2980	$coro	3374	$coro
2981	}	3375	}
2982		3376
2983	cf::client->attach (	3377	cf::client->attach (
2984	on_destroy => sub {	3378	on_client_destroy => sub {
2985	my ($ns) = @_;	3379	my ($ns) = @_;
2986		3380
2987	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2988	},	3382	},
2989	);	3383	);
…		…
3005	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3006		3400
3007	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3008		3402
3009	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3010	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3011	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3012	sort time	3406	sort time
3013	));	3407	));
3014		3408
3015	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3018		3412
3019	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3020		3414
3021	cf::object	3415	cf::object
3022	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
3023	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
3024		3419
3025	cf::object::player	3420	cf::object::player
3026	player	3421	player
3027		3422
3028	cf::player	3423	cf::player
…		…
3033		3428
3034	=cut	3429	=cut
3035		3430
3036	for (	3431	for (
3037	["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
3038	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3039	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3040	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3041	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3042	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3043	) {	3438	) {
3044	no strict 'refs';
3045	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3046	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3047	for @funs;	3441	for @funs;
3048	}	3442	}
3049		3443
…		…
3064		3458
3065	my $qcode = $code;	3459	my $qcode = $code;
3066	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3067	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3068		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3069	local $_;	3466	local $_;
3070	local @safe::cf::_safe_eval_args = values %vars;
3071		3467
3072	my $eval =	3468	my $eval =
3073	"do {\n"	3469	"do {\n"
3074	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3075	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3076	. $code	3472	. $code
3077	. "\n}"	3473	. "\n}"
3078	;	3474	;
3079		3475
		3476	if ($CFG{safe_eval}) {
3080	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3081	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3082	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	}
3083		3485
3084	if ($@) {	3486	if ($@) {
3085	warn "$@";	3487	warn "$@",
3086	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3087	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3088	}	3490	}
3089		3491
3090	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3091	}	3493	}
3092		3494
…		…
3106	=cut	3508	=cut
3107		3509
3108	sub register_script_function {	3510	sub register_script_function {
3109	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3110		3512
3111	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3112	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3113	}	3515	}
3114		3516
3115	=back	3517	=back
3116		3518
3117	=cut	3519	=cut
3118		3520
3119	#############################################################################	3521	#############################################################################
3120	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3121		3547
3122	sub load_facedata($) {	3548	sub load_facedata($) {
3123	my ($path) = @_;	3549	my ($path) = @_;
3124		3550
3125	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3126	# for this (global event?)	3552	# for this (global event?)
3127	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3128		3554
3129	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3130		3556
3131	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3132		3558
3133	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3134	0 < aio_load $path, $facedata
3135	or die "$path: $!";
3136
3137	$facedata = Coro::Storable::thaw $facedata;
3138		3560
3139	$facedata->{version} == 2	3561	$facedata->{version} == 2
3140	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3141		3563
3142	# patch in the exptable
3143	$facedata->{resource}{"res/exp_table"} = {
3144	type => FT_RSRC,
3145	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3146	};
3147	cf::cede_to_tick;	3564	cf::cede_to_tick;
3148		3565
3149	{	3566	{
3150	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3151		3568
3152	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3153	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
3154	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3155	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3156	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3157	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3158		3579
3159	cf::cede_to_tick;	3580	cf::cede_to_tick;
3160	}	3581	}
3161		3582
3162	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3163	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
3164	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
3165	or next;	3587	or next;
		3588
3166	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3167	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3168	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3169	} else {	3592	} else {
3170	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3171	}	3594	}
3172		3595
3173	cf::cede_to_tick;	3596	cf::cede_to_tick;
3174	}	3597	}
3175	}	3598	}
…		…
3184		3607
3185	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3186	}	3609	}
3187		3610
3188	{	3611	{
3189	# TODO: for gcfclient pleasure, we should give resources
3190	# that gcfclient doesn't grok a >10000 face index.
3191	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3192		3613
3193	my $soundconf = delete $res->{"res/sound.conf"};
3194
3195	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3196	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3197	my $data;
3198		3618
3199	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3200	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3201		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3202	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3203	name => $name,
3204	%{ $info->{meta} || {} },
3205	});
3206
3207	$data = pack "(w/a*)*", $meta, $info->{data};
3208	} else {	3623	} else {
3209	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3210	}	3625	}
3211		3626
3212	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3213	cf::face::set_type $idx, $info->{type};
3214
3215	cf::cede_to_tick;	3627	cf::cede_to_tick;
3216	}	3628	}
3217
3218	if ($soundconf) {
3219	$soundconf = $enc->decode (delete $soundconf->{data});
3220
3221	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3222	my $sound = $soundconf->{compat}[$_]
3223	or next;
3224
3225	my $face = cf::face::find "sound/$sound->[1]";
3226	cf::sound::set $sound->[0] => $face;
3227	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3228	}
3229
3230	while (my ($k, $v) = each %{$soundconf->{event}}) {
3231	my $face = cf::face::find "sound/$v";
3232	cf::sound::set $k => $face;
3233	}
3234	}
3235	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3236		3632
3237	1	3633	1
3238	}	3634	}
3239		3635
3240	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3242		3638
3243	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3244	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3245	}	3641	}
3246	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3247		3666
3248	sub reload_regions {	3667	sub reload_regions {
3249	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3250	# for this (global event?)	3669	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3265	}	3684	}
3266		3685
3267	sub reload_archetypes {	3686	sub reload_archetypes {
3268	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3269	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3270	#d# NEED to laod twice to resolve forward references	3689
3271	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
3272	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3273	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3274	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3275	}	3698	}
3276		3699
3277	sub reload_treasures {	3700	sub reload_treasures {
3278	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3279	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3280	}	3703	}
3281		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3282	sub reload_resources {	3725	sub reload_resources {
3283	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3284		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3285	reload_regions;	3733	reload_regions;
3286	reload_facedata;
3287	#reload_archetypes;#d#
3288	reload_archetypes;
3289	reload_treasures;	3734	reload_treasures;
3290		3735
3291	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3292	}
3293
3294	sub init {
3295	reload_resources;
3296	}	3737	}
3297		3738
3298	sub reload_config {	3739	sub reload_config {
3299	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3300	or return;
3301		3741
3302	local $/;	3742	my $config = load_file "$CONFDIR/config";
3303	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3304		3745
3305	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3306		3747
3307	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3308	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3309		3750
3310	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3314	};	3755	};
3315	warn $@ if $@;	3756	warn $@ if $@;
3316	}	3757	}
3317	}	3758	}
3318		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3319	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
3320	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3321	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3322	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3323	(async {	3801	(async {
3324	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3325	EV::loop EV::LOOP_ONESHOT;	3803	EV::loop EV::LOOP_ONESHOT;
3326	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3327	};	3805	};
3328		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3329	reload_config;	3821	reload_config;
3330	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3331	load_extensions;	3831	load_extensions;
3332		3832
3333	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3334	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3834
3335	EV::loop;	3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3336	}	3850	}
3337		3851
3338	#############################################################################	3852	#############################################################################
3339	# initialisation and cleanup	3853	# initialisation and cleanup
3340		3854
3341	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3342	BEGIN {	3856	BEGIN {
3343	our %SIGWATCHER = ();	3857	our %SIGWATCHER = ();
3344	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3345	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3346	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3347	};	3861	};
3348	}	3862	}
3349	}	3863	}
3350		3864
3351	sub write_runtime {	3865	sub write_runtime_sync {
3352	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3353		3867
3354	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3355	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3356		3870
3357	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3358		3872
3359	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3360		3874
3361	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3362	or return;	3876	or return;
3363		3877
3364	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3365	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3366	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3376	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3377		3891
3378	close $fh	3892	close $fh
3379	or return;	3893	or return;
3380		3894
3381	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3382	and return;	3896	and return;
3383		3897
3384	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3385		3899
3386	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
3387	}	3951	}
3388		3952
3389	sub emergency_save() {	3953	sub emergency_save() {
3390	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3391		3955
3392	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3393		3962
3394	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3395	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3396	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3397	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3398	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3399	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3400	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3401	$pl->valid or next;	3972	$pl->valid or next;
3402	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3403	$pl->save;	3974	$pl->save;
3404	}	3975	}
3405	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3406		3977
3407	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
3408	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3409	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3410	$map->valid or next;	3983	$map->valid or next;
3411	$map->save;	3984	$map->save;
3412	}	3985	}
3413	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3414		3987
3415	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
3416	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3417	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3418	};	4016	};
3419		4017
3420	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3421	}	4019	}
3422		4020
3423	sub post_cleanup {	4021	sub post_cleanup {
3424	my ($make_core) = @_;	4022	my ($make_core) = @_;
3425		4023
		4024	IO::AIO::flush;
		4025
3426	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3427	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
3428	}	4056	}
3429		4057
3430	sub do_reload_perl() {	4058	sub do_reload_perl() {
3431	# can/must only be called in main	4059	# can/must only be called in main
3432	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3433	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3434	return;	4062	return;
3435	}	4063	}
3436		4064
3437	warn "reloading...";	4065	return if $RELOAD++;
3438		4066
3439	warn "entering sync_job";	4067	my $t1 = AE::time;
3440		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3441	cf::sync_job {	4075	cf::sync_job {
3442	cf::write_runtime; # external watchdog should not bark
3443	cf::emergency_save;	4076	#cf::emergency_save;
3444	cf::write_runtime; # external watchdog should not bark
3445		4077
3446	warn "syncing database to disk";
3447	BDB::db_env_txn_checkpoint $DB_ENV;
3448
3449	# if anything goes wrong in here, we should simply crash as we already saved
3450
3451	warn "flushing outstanding aio requests";
3452	for (;;) {
3453	BDB::flush;
3454	IO::AIO::flush;
3455	Coro::cede_notself;
3456	last unless IO::AIO::nreqs || BDB::nreqs;
3457	warn "iterate...";
3458	}
3459
3460	++$RELOAD;
3461
3462	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3463	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3464	%EXT_CORO = ();	4080	%EXT_CORO = ();
3465		4081
3466	warn "removing commands";	4082	trace "perl_reload: removing commands";
3467	%COMMAND = ();	4083	%COMMAND = ();
3468		4084
3469	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3470	%EXTCMD = ();	4086	%EXTCMD = ();
3471	%EXTICMD = ();	4087	%EXTICMD = ();
3472		4088
3473	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3474	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3475	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3476		4092
3477	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3478	eval {	4094	eval {
3479	$cb->($pkg);	4095	$cb->($pkg);
3480	1	4096	1
3481	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3482	}	4102	}
3483		4103
3484	warn "... nuking $pkg";
3485	Symbol::delete_package $pkg;
3486	}
3487
3488	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3489	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3490	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3491		4107
3492	warn "... unloading $k";	4108	trace "... unloading $k";
3493	delete $INC{$k};	4109	delete $INC{$k};
3494		4110
3495	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3496	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3497		4113
3498	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3499	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3500	}	4119	}
3501		4120
3502	Symbol::delete_package $k;
3503	}
3504
3505	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3506	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3507	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3508		4124
3509	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3510	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3511	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3512		4128
3513	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3514	# and global variables created in xs	4130	# and global variables created in xs
3515	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3516		4132
3517	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3518		4134
3519	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3520	require cf;	4136	require cf;
3521	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3522		4138
3523	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3524	cf::reload_config;	4140	cf::reload_config;
3525		4141
3526	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3527	cf::load_extensions;	4143	cf::load_extensions;
3528		4144
		4145	if ($REATTACH_ON_RELOAD) {
3529	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3530	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3531	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3532	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3533	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3534	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3535		4153
3536	warn "leaving sync_job";	4154	cf::_post_init 1;
3537		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3538	1	4158	1
3539	} or do {	4159	} or do {
3540	warn $@;	4160	error $@;
3541	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3542	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3543	};	4165	}
3544		4166
3545	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3546	};	4169	};
3547		4170
3548	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3549		4172
3550	sub reload_perl() {	4173	sub reload_perl() {
3551	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3552	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3553		4176
		4177	$RELOAD_WATCHER ||= cf::async {
		4178	Coro::AIO::aio_wait cache_extensions;
		4179
3554	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4181	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3556	do_reload_perl;	4183	};
3557	};	4184	};
3558	}	4185	}
3559		4186
3560	register_command "reload" => sub {	4187	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
…		…
3567	reload_perl;	4194	reload_perl;
3568	};	4195	};
3569	}	4196	}
3570	};	4197	};
3571		4198
3572	unshift @INC, $LIBDIR;	4199	#############################################################################
3573		4200
3574	my $bug_warning = 0;	4201	my $bug_warning = 0;
3575		4202
3576	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;
3578
3579	sub wait_for_tick {	4203	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3581	return if $Coro::current == $Coro::main;
3582		4205
3583	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3584	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;
3586	}	4207	}
3587		4208
3588	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3590	return if $Coro::current == $Coro::main;
3591		4211
3592	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4214	$signal->wait;
3595	}	4215	}
3596		4216
3597	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4217	sub tick {
3598	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3599	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3600	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3601	return;	4221	return;
3602	}	4222	}
3603		4223
3604	$NOW = $tick_start = EV::now;	4224	cf::one_tick; # one server iteration
3605		4225
3606	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3607
3608	$RUNTIME += $TICK;
3609	$NEXT_TICK += $TICK;
3610		4227
3611	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3612	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3613	Coro::async_pool {	4230	Coro::async_pool {
3614	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3615	write_runtime	4232	write_runtime_sync
3616	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3617	};	4234	};
3618	}	4235	}
3619		4236
3620	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3621	$sig->send;	4238	$sig->send;
3622	}	4239	}
3623	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3624	$sig->send;
3625	}
3626		4241
3627	$LOAD = ($NOW - $tick_start) / $TICK;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3628	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3629		4244
3630	_post_tick;	4245	if (0) {
3631	};	4246	if ($NEXT_TICK) {
3632	$TICK_WATCHER->priority (EV::MAXPRI);	4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
		4251	}
		4252	}
3633		4253
3634	{	4254	{
3635	# configure BDB	4255	# configure BDB
		4256	info "initialising database";
3636		4257
3637	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3638	BDB::max_poll_reqs $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3639	$Coro::BDB::WATCHER->priority (1);	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3640		4261
3641	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3642	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3643	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3644	| BDB::LOG_AUTOREMOVE, 1);	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3645	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3646	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3647		4269
3648	cf::sync_job {	4270	cf::sync_job {
3649	eval {	4271	eval {
…		…
3668	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3669	};	4291	};
3670	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3671	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3672	};	4294	};
		4295
		4296	info "database initialised";
3673	}	4297	}
3674		4298
3675	{	4299	{
3676	# configure IO::AIO	4300	# configure IO::AIO
3677		4301
		4302	info "initialising aio";
3678	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3679	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3680	$Coro::AIO::WATCHER->priority (1);	4305	undef $AnyEvent::AIO::WATCHER;
		4306	info "aio initialised";
3681	}	4307	}
3682		4308
3683	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3684		4311
3685	sub _log_backtrace {	4312	sub _log_backtrace {
3686	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3687		4314
3688	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3689		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3690	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3691	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3692	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3693	async {	4325	async {
3694	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3695		4327
3696	my @bt = fork_call {	4328	my @bt = fork_call {
3697	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
…		…
3708	}	4340	}
3709		4341
3710	@funcs	4342	@funcs
3711	};	4343	};
3712		4344
3713	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3714	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3715	--$_log_backtrace;	4348	--$_log_backtrace;
3716	};	4349	};
3717	} else {	4350	} else {
3718	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3719	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3720	}	4353	}
3721	}	4354	}
3722		4355
3723	# load additional modules	4356	# load additional modules
3724	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3725		4359
3726	END { cf::emergency_save }	4360	END { cf::emergency_save }
3727		4361
3728	1	4362	1
3729		4363

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