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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 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 Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	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;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	227	every server tick.
…		…
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	280	that call.
181		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
346		578
347	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
360		593
361	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
362		596
363	while () {	597	while () {
364	next_job:	598	next_job:
		599
365	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	601
367	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	606	$job->[2]->send;
371	Coro::cede;	607	Coro::cede;
372	goto next_job;	608	goto next_job;
373	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	611	}
375	}	612	}
376		613
377	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	617	} else {
		618	$busy = 0;
382	Coro::schedule;	619	Coro::schedule;
383	}	620	}
384	}	621	}
385	};	622	};
386		623
387	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
388	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
389		628
390	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
391	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
392		632
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
406		646
407	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
408		648
409	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
410		650
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	654	acceptable.
415		655
416	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	661	=cut
422		662
423	sub sync_job(&) {	663	sub sync_job(&) {
424	my ($job) = @_;	664	my ($job) = @_;
425		665
426	if ($Coro::current == $Coro::main) {	666	if (in_main) {
427	my $time = Event::time;	667	my $time = AE::time;
428		668
429	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
431		671
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
433		673
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
437		675
438	my $busy = 1;	676	my $busy = 1;
439	my @res;	677	my @res;
440		678
441	(async {	679	(async {
442	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	681	@res = eval { $job->() };
444	warn $@ if $@;	682	error $@ if $@;
445	undef $busy;	683	undef $busy;
446	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
447		685
448	while ($busy) {	686	while ($busy) {
449	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
450	}	691	}
		692	}
451		693
452	$time = Event::time - $time;	694	my $time = AE::time - $time;
453		695
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
458		697
459	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
460	} else {	699	} else {
461	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
462		701
…		…
482	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
483		722
484	$coro	723	$coro
485	}	724	}
486		725
487	=item fork_call { }, $args	726	=item fork_call { }, @args
488		727
489	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
493		732
494	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
495		738
496	sub fork_call(&@) {	739	sub fork_call(&@) {
497	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
498		741
499	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
502		745
503	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
504	reset_signals;	747	cf::post_fork;
505	&$cb	748	&$cb
506	}, @args;	749	} @args;
507		750
508	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
509	}	790	}
510		791
511	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
512		793
513	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
523	within each server.	804	within each server.
524		805
525	=cut	806	=cut
526		807
527	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
528	my ($name) = @_;	812	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
530		814
531	eval {	815	eval {
532	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
542	}	826	}
543		827
544	our $DB;	828	our $DB;
545		829
546	sub db_init {	830	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	831	$DB ||= db_table "db";
549	};
550	}	832	}
551		833
552	sub db_get($$) {	834	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
554		836
555	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
556	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
557		841
558	$! ? ()	842	$! ? ()
559	: $data	843	: $data
560	}
561	}	844	}
562		845
563	sub db_put($$$) {	846	sub db_put($$$) {
564	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		876
594	my @data;	877	my @data;
595	my $md5;	878	my $md5;
596		879
597	for (0 .. $#$src) {	880	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	882	}
601		883
602	# if processing is expensive, check	884	# if processing is expensive, check
603	# checksum first	885	# checksum first
604	if (1) {	886	if (1) {
…		…
621		903
622	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	905	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
625		907
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		909
628	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
631		913
…		…
641		923
642	=cut	924	=cut
643		925
644	sub datalog($@) {	926	sub datalog($@) {
645	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	929	}
648		930
649	=back	931	=back
650		932
651	=cut	933	=cut
652		934
653	#############################################################################	935	#############################################################################
654		936
655	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
656		938
657	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
660		942
661	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	945	Deliantra).
664		946
665	=over 4	947	=over 4
666		948
667	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
668		950
…		…
712	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
713		995
714	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
716		998
717	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
719		1001
720	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
721		1003
722	=over 4	1004	=over 4
…		…
846		1128
847	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1131
850	} elsif (ref $type) {	1132	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
852		1134
853	} else {	1135	} else {
854	shift @arg;	1136	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
856	}	1138	}
857	}	1139	}
858	}	1140	}
859		1141
860	sub _object_attach {	1142	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
871	}	1153	}
872		1154
873	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
874	} else {	1156	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1158	}
877		1159
878	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
879	}	1161	}
880		1162
…		…
939		1221
940	for (@$callbacks) {	1222	for (@$callbacks) {
941	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
942		1224
943	if ($@) {	1225	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1227	override;
947	}	1228	}
948		1229
949	return 1 if $override;	1230	return 1 if $override;
950	}	1231	}
951		1232
952	0	1233	0
953	}	1234	}
954		1235
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1237
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1239
959	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
960		1241
…		…
966		1247
967	=cut	1248	=cut
968		1249
969	#############################################################################	1250	#############################################################################
970	# object support	1251	# object support
971	#
972		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
973	sub _can_merge {	1286	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
975		1288
976	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1290
980	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
981	}	1293	}
982		1294
983	sub reattach {	1295	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1297	my ($obj) = @_;
986		1298
		1299	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1301
989	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
990		1303
991	@$registry = ();	1304	@$registry = ();
992		1305
…		…
997	for (@$attach) {	1310	for (@$attach) {
998	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1000	}	1313	}
1001	} else {	1314	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1316	}
1004	}	1317	}
1005	}	1318	}
1006		1319
1007	cf::attachable->attach (	1320	cf::attachable->attach (
1008	prio => -1000000,	1321	prio => -1000000,
1009	on_instantiate => sub {	1322	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1011		1324
1012	$data = from_json $data;	1325	$data = decode_json $data;
1013		1326
1014	for (@$data) {	1327	for (@$data) {
1015	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1016		1329
1017	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1035		1348
1036	sync_job {	1349	sync_job {
1037	if (length $$rdata) {	1350	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1041		1355
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1046	close $fh;	1363	aio_close $fh;
1047		1364
1048	if (@$objs) {	1365	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1054	close $fh;	1374	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1376	}
1057	} else {	1377	} else {
1058	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1059	}	1379	}
1060		1380
1061	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1385	} else {
1063	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1064	}	1387	}
1065	} else {	1388	} else {
1066	aio_unlink $filename;	1389	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1068	}	1391	}
…		…
1087		1410
1088	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1413	or return;
1091		1414
1092	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1093	}	1417	}
1094		1418
1095	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1098		1423
1099	($data, $av)	1424	($data, $av)
1100	}	1425	}
1101		1426
1102	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1158	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1159		1484
1160	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1161	}	1486	}
1162		1487
		1488	use File::Glob ();
		1489
1163	cf::player->attach (	1490	cf::player->attach (
1164	on_command => sub {	1491	on_unknown_command => sub {
1165	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1166		1493
1167	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1168	or return;	1495	or return;
1169		1496
…		…
1177	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1178		1505
1179	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1180		1507
1181	if (ref $msg) {	1508	if (ref $msg) {
1182	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1183	"ARRAY" eq ref $msg
1184	? @$msg
1185	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1186		1510
1187	my @reply;	1511	my @reply;
1188		1512
1189	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1190	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1192		1516
1193	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1194	if $reply;	1518	if $reply;
1195		1519
1196	} else {	1520	} else {
1197	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1198	}	1522	}
1199		1523
1200	cf::override;	1524	cf::override;
1201	},	1525	},
1202	);	1526	);
1203		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1204	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1205	cf::sync_job {	1557	cf::sync_job {
1206	my %todo;	1558	my %todo;
1207		1559
1208	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1209	next unless -r $path;	1561	next unless -r $path;
…		…
1227		1579
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1582
1231	$ext{source} =	1583	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1233	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1234	. $source	1586	. $source
1235	. "\n};\n1";	1587	. "\n};\n1";
1236		1588
1237	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1238	}	1590	}
1239		1591
		1592	my $pass = 0;
1240	my %done;	1593	my %done;
1241	while (%todo) {	1594	while (%todo) {
1242	my $progress;	1595	my $progress;
1243		1596
		1597	++$pass;
		1598
		1599	ext:
1244	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1245	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1246	goto skip	1602	next ext
1247	unless exists $done{$_};	1603	unless exists $done{$_};
1248	}	1604	}
1249		1605
1250	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1251		1607
1252	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1253	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1254	: "$v->{base}: extension inactive.\n";
1255		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1256	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1257	warn $msg;	1624
1258	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1259	exit 1;	1626	delete $todo{$k};
1260	}	1627	} else {
1261		1628	$done{$k} = delete $todo{$k};
1262	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1263	}	1634	}
1264
1265	$done{$k} = delete $todo{$k};
1266	push @EXTS, $v->{pkg};
1267	$progress = 1;
1268	}	1635	}
1269		1636
1270	skip:	1637	unless ($progress) {
1271	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1272	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1273	}	1647	}
1274	};	1648	};
1275	}	1649	}
1276		1650
1277	#############################################################################	1651	#############################################################################
1278		1652
1279	=back	1653	=back
1280		1654
1281	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1282		1656
1283	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1284		1658
1285	=cut	1659	=cut
1286		1660
1287	package cf::player;	1661	package cf::player;
1288		1662
…		…
1331		1705
1332	sub exists($) {	1706	sub exists($) {
1333	my ($login) = @_;	1707	my ($login) = @_;
1334		1708
1335	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1337	}	1711	}
1338		1712
1339	sub find($) {	1713	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1715	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1728	or return;
1355		1729
1356	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1357	or return;	1731	or return;
		1732
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1361	}	1736	}
1362	}	1737	}
1363	}	1738	}
1364		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1365	sub save($) {	1753	sub save($) {
1366	my ($pl) = @_;	1754	my ($pl) = @_;
1367		1755
1368	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1369		1757
…		…
1372		1760
1373	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1374		1762
1375	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1377		1770
1378	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1772	cf::cede_to_tick;
1380	}	1773	}
1381		1774
…		…
1413	my ($pl) = @_;	1806	my ($pl) = @_;
1414		1807
1415	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1416		1809
1417	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1418	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1419		1812
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1421	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1423	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1424		1821
1425	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1427	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1465		1862
1466	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1467	my $path = path $login;	1864	my $path = path $login;
1468		1865
1469	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1872	}
1475		1873
…		…
1479		1877
1480	\@logins	1878	\@logins
1481	}	1879	}
1482		1880
1483	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1484		1884
1485	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1486	player. May block.	1886	player. May block.
1487		1887
1488	=cut	1888	=cut
…		…
1506	}	1906	}
1507		1907
1508	\@paths	1908	\@paths
1509	}	1909	}
1510		1910
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1912
1513	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1514
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561		1914
1562	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1563		1916
1564	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1565		1918
…		…
1597		1950
1598	=cut	1951	=cut
1599		1952
1600	sub find_by_path($) {	1953	sub find_by_path($) {
1601	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1602		1957
1603	my ($match, $specificity);	1958	my ($match, $specificity);
1604		1959
1605	for my $region (list) {	1960	for my $region (list) {
1606	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1632	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1634		1989
1635	sub generate_random_map {	1990	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1637	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1638	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1642	$rmp->{exit_on_final_map},
1643	$rmp->{xsize}, $rmp->{ysize},
1644	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1645	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1646	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1647	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1648	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1649	(cf::region::find $rmp->{region}), $rmp->{custom}
1650	)
1651	}	1996	}
1652		1997
1653	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1654		1999
1655	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1660		2005
1661	sub register {	2006	sub register {
1662	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1663	my $pkg = caller;	2008	my $pkg = caller;
1664		2009
1665	no strict;
1666	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1667		2011
1668	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1669	}	2013	}
1670		2014
1671	# also paths starting with '/'	2015	# also paths starting with '/'
1672	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1673		2017
1674	sub thawer_merge {	2018	sub thawer_merge {
1675	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1676		2020
1677	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1682	}	2026	}
1683		2027
1684	sub normalise {	2028	sub normalise {
1685	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1686		2030
1687	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1688		2032
1689	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1690		2034
1691	# map plan:	2035	# map plan:
1692	#	2036	#
…		…
1707	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1708	$path = "$base/$path";	2052	$path = "$base/$path";
1709	}	2053	}
1710		2054
1711	for ($path) {	2055	for ($path) {
1712	redo if s{//}{/};
1713	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1714	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1715	}	2058	}
1716		2059
1717	$path	2060	$path
…		…
1731	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1732	return $self;	2075	return $self;
1733	}	2076	}
1734	}	2077	}
1735		2078
1736	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1737	()	2080	()
1738	}	2081	}
1739		2082
		2083	# may re-bless or do other evil things
1740	sub init {	2084	sub init {
1741	my ($self) = @_;	2085	my ($self) = @_;
1742		2086
1743	$self	2087	$self
1744	}	2088	}
…		…
1763		2107
1764	# the temporary/swap location	2108	# the temporary/swap location
1765	sub save_path {	2109	sub save_path {
1766	my ($self) = @_;	2110	my ($self) = @_;
1767		2111
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1770	}	2114	}
1771		2115
1772	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1773	sub uniq_path {	2117	sub uniq_path {
1774	my ($self) = @_;	2118	my ($self) = @_;
1775		2119
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1778	}
1779
1780	# and all this just because we cannot iterate over
1781	# all maps in C++...
1782	sub change_all_map_light {
1783	my ($change) = @_;
1784
1785	$_->change_map_light ($change)
1786	for grep $_->outdoor, values %cf::MAP;
1787	}	2122	}
1788		2123
1789	sub decay_objects {	2124	sub decay_objects {
1790	my ($self) = @_;	2125	my ($self) = @_;
1791		2126
…		…
1818	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1819		2154
1820	1	2155	1
1821	}	2156	}
1822		2157
		2158	# used to laod the header of an original map
1823	sub load_header_orig {	2159	sub load_header_orig {
1824	my ($self) = @_;	2160	my ($self) = @_;
1825		2161
1826	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1827	}	2163	}
1828		2164
		2165	# used to laod the header of an instantiated map
1829	sub load_header_temp {	2166	sub load_header_temp {
1830	my ($self) = @_;	2167	my ($self) = @_;
1831		2168
1832	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1833	}	2170	}
1834		2171
		2172	# called after loading the header from an instantiated map
1835	sub prepare_temp {	2173	sub prepare_temp {
1836	my ($self) = @_;	2174	my ($self) = @_;
1837		2175
1838	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1839	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1840	# safety	2178	# safety
1841	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1842	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1843	}	2181	}
1844		2182
		2183	# called after loading the header from an original map
1845	sub prepare_orig {	2184	sub prepare_orig {
1846	my ($self) = @_;	2185	my ($self) = @_;
1847		2186
1848	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1849	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1873		2212
1874	sub find;	2213	sub find;
1875	sub find {	2214	sub find {
1876	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1877		2216
		2217	cf::cede_to_tick;
		2218
1878	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1879		2220
1880	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1882		2223
1883	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1886
1887	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1888	or return;	2226	or return;
1889		2227
1890	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1891		2229
…		…
1893	or return;	2231	or return;
1894		2232
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1898	undef $guard1;	2237	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2238	$map->reset;
1901	return find $path;	2239	return find $path;
1902	}	2240	}
1903		2241
1904	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1905	}	2243	}
1906	}	2244	}
1907		2245
1908	sub pre_load { }	2246	sub pre_load { }
1909	sub post_load { }	2247	#sub post_load { } # XS
1910		2248
1911	sub load {	2249	sub load {
1912	my ($self) = @_;	2250	my ($self) = @_;
1913		2251
1914	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1917		2255
1918	{	2256	{
1919	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1920		2258
1921	return unless $self->valid;	2259	return unless $self->valid;
1922	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1923
1924	$self->in_memory (cf::MAP_LOADING);
1925		2261
1926	$self->alloc;	2262	$self->alloc;
1927		2263
1928	$self->pre_load;	2264	$self->pre_load;
1929	cf::cede_to_tick;	2265	cf::cede_to_tick;
1930		2266
		2267	if (exists $self->{load_path}) {
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2269	$f->skip_block;
1933	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1934	or return;	2271	or return;
1935		2272
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1937	if delete $self->{load_original};	2274	if delete $self->{load_original};
1938		2275
1939	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2277	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1942	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1943	$self->clear_unique_items;	2280	$self->clear_unique_items;
1944	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1945	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1946	}	2284	}
1947	}	2285	}
1948	}
1949		2286
1950	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1951		2294
1952	cf::cede_to_tick;	2295	cf::cede_to_tick;
1953	# now do the right thing for maps	2296	# now do the right thing for maps
1954	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1955	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1959	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2303	$self->decay_objects;
1961	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1962	$self->update_buttons;	2305	$self->update_buttons;
1963	cf::cede_to_tick;	2306	cf::cede_to_tick;
1964	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1965	cf::cede_to_tick;
1966	$self->activate;
1967	}	2308	}
1968		2309
1969	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1971
1972	$self->in_memory (cf::MAP_IN_MEMORY);
1973	}	2312	}
1974		2313
1975	$self->post_load;	2314	$self->post_load;
1976	}
1977		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1978	sub customise_for {	2322	sub customise_for {
1979	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1980		2324
1981	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1982	if $self->per_player;	2326	if $self->per_player;
…		…
1985	# if $self->per_party;	2329	# if $self->per_party;
1986		2330
1987	$self	2331	$self
1988	}	2332	}
1989		2333
1990	# find and load all maps in the 3x3 area around a map
1991	sub load_neighbours {
1992	my ($map) = @_;
1993
1994	my @neigh; # diagonal neighbours
1995
1996	for (0 .. 3) {
1997	my $neigh = $map->tile_path ($_)
1998	or next;
1999	$neigh = find $neigh, $map
2000	or next;
2001	$neigh->load;
2002
2003	push @neigh,
2004	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2005	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2006	}
2007
2008	for (grep defined $_->[0], @neigh) {
2009	my ($path, $origin) = @$_;
2010	my $neigh = find $path, $origin
2011	or next;
2012	$neigh->load;
2013	}
2014	}
2015
2016	sub find_sync {	2334	sub find_sync {
2017	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2018		2336
2019	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2020	}	2342	}
2021		2343
2022	sub do_load_sync {	2344	sub do_load_sync {
2023	my ($map) = @_;	2345	my ($map) = @_;
2024		2346
		2347	# it's a bug to call this from the main context
2025	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2026	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2027		2350
2028	cf::sync_job { $map->load };	2351	$map->load;
2029	}	2352	}
2030		2353
2031	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2032	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2033		2356
2034	sub find_async {	2357	sub find_async {
2035	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2036		2359
2037	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2038		2361
2039	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2041	}	2364	}
2042		2365
2043	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2044		2367
2045	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2059	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2060		2383
2061	()	2384	()
2062	}	2385	}
2063		2386
		2387	# common code, used by both ->save and ->swapout
2064	sub save {	2388	sub _save {
2065	my ($self) = @_;	2389	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2390
2069	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2070		2392
2071	return unless $self->dirty;	2393	return unless $self->dirty;
2072		2394
…		…
2081		2403
2082	cf::async {	2404	cf::async {
2083	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2085	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2086		2410
2087	if ($uniq) {	2411	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2414	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2416	}
2093	}	2417	}
2094		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2095	sub swap_out {	2427	sub swap_out {
2096	my ($self) = @_;	2428	my ($self) = @_;
2097		2429
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2103	return if $self->players;	2434	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2105	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2106		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2107	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2108		2486
2109	$self->deactivate;	2487	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2489	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2490
2157	$self->unlink_save;	2491	$self->unlink_save;
2158	$self->destroy;	2492	$self->destroy;
2159	}	2493	}
2160		2494
…		…
2168		2502
2169	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2170		2504
2171	$self->unlink_save;	2505	$self->unlink_save;
2172		2506
2173	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2512
…		…
2227		2561
2228	sub unique_maps() {	2562	sub unique_maps() {
2229	[	2563	[
2230	map {	2564	map {
2231	utf8::decode $_;	2565	utf8::decode $_;
2232	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2233	? normalise $_	2569	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2571	]
2237	}	2572	}
2238		2573
2239	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2240		2605
2241	=back	2606	=back
2242		2607
2243	=head3 cf::object	2608	=head3 cf::object
2244		2609
…		…
2248		2613
2249	=over 4	2614	=over 4
2250		2615
2251	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2252		2617
2253	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2254		2620
2255	=cut	2621	=cut
2256		2622
2257	sub inv_recursive_;	2623	sub inv_recursive_;
2258	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2264	}	2630	}
2265		2631
2266	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2267		2633
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2635
2270	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2271		2637
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2307		2673
2308	=cut	2674	=cut
2309		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2310	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2691	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2707
2328	} else {	2708	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2711	}
2332	}	2712	}
2333	}	2713	}
2334		2714
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2740
2361	=item $player_object->enter_link	2741	=item $player_object->enter_link
2362		2742
2363	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2364		2744
2365	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2366	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2367		2749
2368	Will never block.	2750	Will never block.
2369		2751
2370	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2371		2753
…		…
2391	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2392	my ($self) = @_;	2774	my ($self) = @_;
2393		2775
2394	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2395		2777
		2778	++$self->{_link_recursion};
		2779
2396	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2397		2781
2398	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2399	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2400		2784
2401	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2402	}	2786	}
2403		2787
2404	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2405	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2406		2790
…		…
2423	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2424	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2425		2809
2426	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2427	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2428	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2429		2813
2430	$map->load;	2814	$map->load;
2431	$map->load_neighbours;
2432		2815
2433	return unless $self->contr->active;	2816	return unless $self->contr->active;
2434	$self->activate_recursive;
2435		2817
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2438	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2439		2825
		2826	}
		2827
2440	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2441		2829
2442	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2443	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2444	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2445	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2834	be called at the end of this process.
2447		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2448	=cut	2839	=cut
2449		2840
2450	our $GOTOGEN;	2841	our $GOTOGEN;
2451		2842
2452	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2453	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2454		2851
2455	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2456	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2457		2854
2458	$self->enter_link;	2855	$self->enter_link;
…		…
2478	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2479	}	2876	}
2480	}	2877	}
2481		2878
2482	my $map = eval {	2879	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2484		2881
2485	if ($map) {	2882	if ($map) {
2486	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2885	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2887	}
2491		2888
2492	$map	2889	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2503	}	2900	}
2504		2901
2505	$done->() if $done;	2902	$done->($self) if $done;
2506	})->prio (1);	2903	})->prio (1);
2507	}	2904	}
2508		2905
2509	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2510		2907
…		…
2530	}	2927	}
2531		2928
2532	sub prepare_random_map {	2929	sub prepare_random_map {
2533	my ($exit) = @_;	2930	my ($exit) = @_;
2534		2931
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2934	# that depends on the exit object
2540		2935
2541	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2938	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2548	}	2945	}
2549		2946
2550	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2551		2948
2552	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2555		2952
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2955	undef $fh;
2559	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2560		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2563	}	2964	}
2564	}	2965	}
2565		2966
2566	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2568		2969
2569	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2570		2971
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2972	$self->enter_link;
2583		2973
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2974	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2590		2976
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2593	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2594		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2595	1;	3013	1
2596	}) {	3014	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2601		3019
2602	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2603	$self->leave_link;	3021	$self->leave_link;
2604	}	3022	}
2605	})->prio (1);	3023	})->prio (1);
2606	}	3024	}
2607		3025
…		…
2619	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2620	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2621		3039
2622	utf8::encode $text;	3040	utf8::encode $text;
2623	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2624	}	3067	}
2625		3068
2626	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2627		3070
2628	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2632		3075
2633	=cut	3076	=cut
2634		3077
		3078	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2636	"c/identify" => {	3086	"c/identify" => {
2637	id => "infobox",	3087	id => "infobox",
2638	title => "Identify",	3088	title => "Identify",
2639	reply => undef,	3089	reply => undef,
2640	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2643	id => "infobox",	3093	id => "infobox",
2644	title => "Examine",	3094	title => "Examine",
2645	reply => undef,	3095	reply => undef,
2646	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2647	},	3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
2648	"c/lookat" => {	3110	"c/lookat" => {
2649	id => "infobox",	3111	id => "infobox",
2650	title => "Look",	3112	title => "Look",
2651	reply => undef,	3113	reply => undef,
2652	tooltip => "What you saw there",	3114	tooltip => "What you saw there",
2653	},	3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2654	);	3190	);
2655		3191
2656	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2658		3194
2659	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2660		3197
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		3199
2663	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2666		3203
2667	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	3205	$channel = $channel->{id};
2671		3206
2672	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	3212	}
2679		3213
2680	$channel = $channel->{id};	3214	$channel = $channel->{id};
2681	}	3215	}
2682		3216
2683	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2684		3218
2685	if ($self->can_msg) {
2686	# default colour, mask it out	3219	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2689		3222
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	3226	);
2693	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {
2696	1 while
2697	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2698	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2699	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2700	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2701	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2702	}
2703		3227
2704	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2705
2706	utf8::encode $msg;
2707
2708	if (0 && $msg =~ /\[/) {
2709	# COMMAND/INFO
2710	$self->send_packet ("drawextinfo $color 10 8 $msg")
2711	} else {
2712	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2713	$self->send_packet ("drawinfo $color $msg")
2714	}
2715	}
2716	}
2717	}	3229	}
2718		3230
2719	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2720		3232
2721	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2724		3236
2725	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2726	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2727		3239
2728	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2730	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2731	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}	3245	}
2734	}	3246	}
2735		3247
2736	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2737		3249
…		…
2740	=cut	3252	=cut
2741		3253
2742	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2743	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2744		3256
2745	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2746	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2747	} elsif ($self->extcmd == 1) {
2748	#TODO: version 1, remove
2749	unshift @msg, msgtype => "reply", msgid => $id;
2750	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2751	}
2752	}	3260	}
2753		3261
2754	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2755		3263
2756	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2811	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2812		3320
2813	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2814		3322
2815	if (ref $msg) {	3323	if (ref $msg) {
2816	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2817	"ARRAY" eq ref $msg
2818	? @$msg
2819	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2820		3325
2821	my @reply;	3326	my @reply;
2822		3327
2823	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2824	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2826		3331
2827	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2828	if $reply;	3333	if $reply;
2829		3334
2830	} else {	3335	} else {
2831	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2832	}	3337	}
2833		3338
2834	cf::override;	3339	cf::override;
2835	},	3340	},
2836	);	3341	);
…		…
2856		3361
2857	$coro	3362	$coro
2858	}	3363	}
2859		3364
2860	cf::client->attach (	3365	cf::client->attach (
2861	on_destroy => sub {	3366	on_client_destroy => sub {
2862	my ($ns) = @_;	3367	my ($ns) = @_;
2863		3368
2864	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2865	},	3370	},
2866	);	3371	);
…		…
2882	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2883		3388
2884	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2885		3390
2886	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2887	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2888	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2889	sort time	3394	sort time
2890	));	3395	));
2891		3396
2892	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2894	=pod	3399	=pod
2895		3400
2896	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2897		3402
2898	cf::object	3403	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
2901		3407
2902	cf::object::player	3408	cf::object::player
2903	player	3409	player
2904		3410
2905	cf::player	3411	cf::player
…		…
2910		3416
2911	=cut	3417	=cut
2912		3418
2913	for (	3419	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3422	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2920	) {	3426	) {
2921	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2924	for @funs;	3429	for @funs;
2925	}	3430	}
2926		3431
…		…
2941		3446
2942	my $qcode = $code;	3447	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2945		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2946	local $_;	3454	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;
2948		3455
2949	my $eval =	3456	my $eval =
2950	"do {\n"	3457	"do {\n"
2951	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2952	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2953	. $code	3460	. $code
2954	. "\n}"	3461	. "\n}"
2955	;	3462	;
2956		3463
		3464	if ($CFG{safe_eval}) {
2957	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2958	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2959	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2960		3473
2961	if ($@) {	3474	if ($@) {
2962	warn "$@";	3475	warn "$@",
2963	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2964	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2965	}	3478	}
2966		3479
2967	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2968	}	3481	}
2969		3482
…		…
2983	=cut	3496	=cut
2984		3497
2985	sub register_script_function {	3498	sub register_script_function {
2986	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2987		3500
2988	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2989	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2990	}	3503	}
2991		3504
2992	=back	3505	=back
2993		3506
2994	=cut	3507	=cut
2995		3508
2996	#############################################################################	3509	#############################################################################
2997	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
2998		3513
2999	sub load_facedata($) {	3514	sub load_facedata($) {
3000	my ($path) = @_;	3515	my ($path) = @_;
3001		3516
3002	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3003	# for this (global event?)	3518	# for this (global event?)
3004	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
3005		3520
3006	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3007		3522
3008	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
3009		3524
3010	my $facedata;	3525	my $facedata = decode_storable load_file $path;
3011	0 < aio_load $path, $facedata
3012	or die "$path: $!";
3013
3014	$facedata = Coro::Storable::thaw $facedata;
3015		3526
3016	$facedata->{version} == 2	3527	$facedata->{version} == 2
3017	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
3018		3529
3019	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3020	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
3021	type => FT_RSRC,	3533	type => FT_RSRC,
3022	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
3023	};	3536	};
3024	cf::cede_to_tick;	3537	cf::cede_to_tick;
3025		3538
3026	{	3539	{
3027	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
3028		3541
3029	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
3031	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
3035		3552
3036	cf::cede_to_tick;	3553	cf::cede_to_tick;
3037	}	3554	}
3038		3555
3039	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
3041	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
3042	or next;	3560	or next;
		3561
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3565	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3048	}	3567	}
3049		3568
3050	cf::cede_to_tick;	3569	cf::cede_to_tick;
3051	}	3570	}
3052	}	3571	}
…		…
3061		3580
3062	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
3063	}	3582	}
3064		3583
3065	{	3584	{
3066	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3069		3586
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
		3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;
3075		3591
3076	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3077	# prepend meta info	3593	cf::face::set_type $idx, $type;
3078		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3079	my $meta = $enc->encode ({	3595	$FACEHASH{$info->{hash}} = $idx;#d#
3080	name => $name,
3081	%{ $info->{meta} || {} },
3082	});
3083
3084	$data = pack "(w/a*)*", $meta, $info->{data};
3085	} else {	3596	} else {
3086	$data = $info->{data};	3597	# $RESOURCE{$name} = $info; # unused
3087	}	3598	}
3088		3599
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3600	cf::cede_to_tick;
3093	}	3601	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3602	}
		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3605
3114	1	3606	1
3115	}	3607	}
3116		3608
3117	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
…		…
3119		3611
3120	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
3122	}	3614	}
3123	};	3615	};
		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
3124		3626
3125	sub reload_regions {	3627	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3628	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3629	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3630	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3644	}
3143		3645
3144	sub reload_archetypes {	3646	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3649	}
3153		3650
3154	sub reload_treasures {	3651	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3157	}	3654	}
3158		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3159	sub reload_resources {	3676	sub reload_resources {
3160	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3161		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
3162	reload_regions;	3684	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3685	reload_treasures;
3167		3686
3168	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3688	}
3174		3689
3175	sub reload_config {	3690	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3177	or return;
3178		3692
3179	local $/;	3693	my $config = load_file "$CONFDIR/config";
3180	*CFG = YAML::Syck::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3181		3696
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3183		3698
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3186		3701
3187	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3191	};	3706	};
3192	warn $@ if $@;	3707	warn $@ if $@;
3193	}	3708	}
3194	}	3709	}
3195		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3196	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
3197	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3752	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3754	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3204	};	3756	};
3205		3757
		3758	evthread_start IO::AIO::poll_fileno;
		3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
3206	reload_config;	3770	reload_config;
3207	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
3208	load_extensions;	3781	load_extensions;
3209		3782
3210	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
3211	Event::loop;	3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
		3790	};
		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3212	}	3800	}
3213		3801
3214	#############################################################################	3802	#############################################################################
3215	# initialisation and cleanup	3803	# initialisation and cleanup
3216		3804
3217	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3218	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3227	},
3228	);	3811	};
3229	}	3812	}
3230	}	3813	}
3231		3814
3232	sub write_runtime {	3815	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3234		3817
3235	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3237		3820
3238	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3822
3240	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3241		3824
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3243	or return;	3826	or return;
3244		3827
3245	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3258		3841
3259	close $fh	3842	close $fh
3260	or return;	3843	or return;
3261		3844
3262	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3846	and return;
3264		3847
3265	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3266		3849
3267	1	3850	1
		3851	}
		3852
		3853	our $uuid_lock;
		3854	our $uuid_skip;
		3855
		3856	sub write_uuid_sync($) {
		3857	$uuid_skip ||= $_[0];
		3858
		3859	return if $uuid_lock;
		3860	local $uuid_lock = 1;
		3861
		3862	my $uuid = "$LOCALDIR/uuid";
		3863
		3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3865	or return;
		3866
		3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
		3875	$uuid_skip = 0;
		3876
		3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3878	and return;
		3879
		3880	# always fsync - this file is important
		3881	aio_fsync $fh
		3882	and return;
		3883
		3884	close $fh
		3885	or return;
		3886
		3887	aio_rename "$uuid~", $uuid
		3888	and return;
		3889
		3890	trace "uuid file written ($value).\n";
		3891
		3892	1
		3893
		3894	}
		3895
		3896	sub write_uuid($$) {
		3897	my ($skip, $sync) = @_;
		3898
		3899	$sync ? write_uuid_sync $skip
		3900	: async { write_uuid_sync $skip };
3268	}	3901	}
3269		3902
3270	sub emergency_save() {	3903	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3272		3905
3273	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3274		3912
3275	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3276	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3924	$pl->save;
3284	}	3925	}
3285	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3286		3927
3287	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3933	$map->valid or next;
3291	$map->save;	3934	$map->save;
3292	}	3935	}
3293	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3294		3937
3295	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
		3943
		3944	info "emergency_perl_save: begin write uuid\n";
		3945	write_uuid_sync 1;
		3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3298	};	3966	};
3299		3967
3300	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3301	}	3969	}
3302		3970
3303	sub post_cleanup {	3971	sub post_cleanup {
3304	my ($make_core) = @_;	3972	my ($make_core) = @_;
3305		3973
		3974	IO::AIO::flush;
		3975
3306	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
3308	}	4006	}
3309		4007
3310	sub do_reload_perl() {	4008	sub do_reload_perl() {
3311	# can/must only be called in main	4009	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3313	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3314	return;	4012	return;
3315	}	4013	}
3316		4014
3317	warn "reloading...";	4015	return if $RELOAD++;
3318		4016
3319	warn "entering sync_job";	4017	my $t1 = AE::time;
3320		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3321	cf::sync_job {	4025	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark
3323	cf::emergency_save;	4026	#cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark
3325		4027
3326	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;
3328
3329	# if anything goes wrong in here, we should simply crash as we already saved
3330
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;
3342	warn "iterate...";
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();	4030	%EXT_CORO = ();
3350		4031
3351	warn "removing commands";	4032	trace "perl_reload: removing commands";
3352	%COMMAND = ();	4033	%COMMAND = ();
3353		4034
3354	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3355	%EXTCMD = ();	4036	%EXTCMD = ();
3356	%EXTICMD = ();	4037	%EXTICMD = ();
3357		4038
3358	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3361		4042
3362	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3363	eval {	4044	eval {
3364	$cb->($pkg);	4045	$cb->($pkg);
3365	1	4046	1
3366	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3367	}	4052	}
3368		4053
3369	warn "... nuking $pkg";
3370	Symbol::delete_package $pkg;
3371	}
3372
3373	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3374	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		4057
3377	warn "... unloading $k";	4058	trace "... unloading $k";
3378	delete $INC{$k};	4059	delete $INC{$k};
3379		4060
3380	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3382		4063
3383	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3384	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3385	}	4069	}
3386		4070
3387	Symbol::delete_package $k;
3388	}
3389
3390	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		4074
3394	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		4078
3398	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3399	# and global variables created in xs	4080	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3401		4082
3402	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3403		4084
3404	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3405	require cf;	4086	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3407		4088
3408	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3409	cf::reload_config;	4090	cf::reload_config;
3410		4091
3411	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3412	cf::load_extensions;	4093	cf::load_extensions;
3413		4094
		4095	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3417	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3420		4103
3421	warn "leaving sync_job";	4104	cf::_post_init 1;
3422		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3423	1	4108	1
3424	} or do {	4109	} or do {
3425	warn $@;	4110	error $@;
3426	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3427	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3428	};	4115	}
3429		4116
3430	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3431	};	4119	};
3432		4120
3433	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3434		4122
3435	sub reload_perl() {	4123	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3438		4126
3439	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	4129
3442	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	4131	do_reload_perl;
3445	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3446	},	4133	};
3447	);	4134	};
3448	}	4135	}
3449		4136
3450	register_command "reload" => sub {	4137	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3452		4139
…		…
3457	reload_perl;	4144	reload_perl;
3458	};	4145	};
3459	}	4146	}
3460	};	4147	};
3461		4148
3462	unshift @INC, $LIBDIR;	4149	#############################################################################
3463		4150
3464	my $bug_warning = 0;	4151	my $bug_warning = 0;
3465		4152
3466	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;
3468
3469	sub wait_for_tick {	4153	sub wait_for_tick() {
3470	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3471	return if $Coro::current == $Coro::main;
3472		4155
3473	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3474	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;
3476	}	4157	}
3477		4158
3478	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3479	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3480	return if $Coro::current == $Coro::main;
3481		4161
3482	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	4164	$signal->wait;
3485	}	4165	}
3486		4166
3487	$TICK_WATCHER = Event->timer (	4167	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3497	return;	4171	return;
3498	}	4172	}
3499		4173
3500	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3501		4175
3502	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3503		4177
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	4180	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	4181	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	4182	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	4183	or error "ERROR: unable to write runtime file: $!";
3513	};
3514	}	4184	};
		4185	}
3515		4186
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	4188	$sig->send;
3518	}	4189	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3520	$sig->send;
3521	}
3522		4191
3523	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		4194
3534	_post_tick;	4195	if (0) {
		4196	if ($NEXT_TICK) {
		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3535	},	4201	}
3536	);	4202	}
3537		4203
3538	{	4204	{
		4205	# configure BDB
		4206
3539	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3540	BDB::max_poll_time $TICK * 0.1;	4208	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		4210
3565	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		4218
3572	cf::sync_job {	4219	cf::sync_job {
3573	eval {	4220	eval {
…		…
3583		4230
3584	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	4232	};
3586	}	4233	}
3587		4234
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	4235	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4236	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	4237	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	4238	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4239	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	4240	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	4241	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4242	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	4243	};
3618	}	4244	}
3619		4245
3620	{	4246	{
		4247	# configure IO::AIO
		4248
3621	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	4252	}
3634		4253
3635	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3636		4256
3637	sub _log_backtrace {	4257	sub _log_backtrace {
3638	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3639		4259
3640	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3641		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3642	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3644	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3645	async {	4270	async {
3646	$Coro::current->{desc} = "abt $msg";	4271	$Coro::current->{desc} = "abt $msg";
3647		4272
3648	my @bt = fork_call {	4273	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	4285	}
3661		4286
3662	@funcs	4287	@funcs
3663	};	4288	};
3664		4289
3665	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	4293	--$_log_backtrace;
3668	};	4294	};
3669	} else {	4295	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3672	}	4298	}
3673	}	4299	}
3674		4300
3675	# load additional modules	4301	# load additional modules
3676	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3677		4304
3678	END { cf::emergency_save }	4305	END { cf::emergency_save }
3679		4306
3680	1	4307	1
3681		4308

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