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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 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 Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$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		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		135
92	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
		139	our $NOW;
94		140
95	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
98		144
99	# used to convert map paths into valid unix filenames by replacing / by ∕	145	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	146	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		147
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
		150	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
105		160
106	binmode STDOUT;	161	binmode STDOUT;
107	binmode STDERR;	162	binmode STDERR;
108		163
109	# read virtual server time, if available	164	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
114	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
115		172
116	mkdir $_	173	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		175
119	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
120		177
121	sub cf::map::normalise;	178	sub cf::map::normalise;
122		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
123	#############################################################################	184	#############################################################################
124		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
125	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
126		198
127	=over 4	199	=over 4
128		200
129	=item $cf::UPTIME	201	=item $cf::UPTIME
130		202
131	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
132		219
133	=item $cf::RUNTIME	220	=item $cf::RUNTIME
134		221
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	223	every server tick.
…		…
142	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
145	database environment.	232	database environment.
146		233
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	234	=item $cf::LOADAVG
156		235
157	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
162		241
163	The raw value load value from the last tick.	242	The raw value load value from the last tick.
164		243
165	=item %cf::CFG	244	=item %cf::CFG
166		245
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	246	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	247	from wherever your confdir points to.
169		248
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		250
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
176	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
177		273
178	This array contains the results of the last C<invoke ()> call. When	274	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	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	276	that call.
181		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
182	=back	284	=back
183		285
184	=cut	286	=cut
185		287
186	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	295	my $msg = join "", @_;
189		296
190	$msg .= "\n"	297	$msg .= "\n"
191	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
192		299
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		301
195	LOG llevError, $msg;	302	LOG llevWarn, $msg;
196	};	303	};
197	}	304
		305	$Coro::State::DIEHOOK = sub {
		306	return unless $^S eq 0; # "eq", not "=="
		307
		308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
		311	error "DIEHOOK called in main context, Coro bug?\n";#d#
		312	return;#d#
		313	}#d#
		314
		315	# kill coroutine otherwise
		316	Coro::terminate
		317	};
198		318
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	329	for my $pkg (qw(
210	cf::global cf::attachable	330	cf::global cf::attachable
211	cf::object cf::object::player	331	cf::object cf::object::player
212	cf::client cf::player	332	cf::client cf::player
213	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
214	cf::map cf::party cf::region	335	cf::party cf::region
215	)) {	336	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	338	}
219		339
220	$Event::DIED = sub {	340	$EV::DIED = sub {
221	warn "error in event callback: @_";	341	warn "error in event callback: $@";
222	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
223		348
224	#############################################################################	349	#############################################################################
225		350
226	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
227		352
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	374	$d
250	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
251	}	376	}
252		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
253	=item $ref = cf::from_json $json	430	=item $ref = cf::decode_json $json
254		431
255	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
256		433
257	=item $json = cf::to_json $ref	434	=item $json = cf::encode_json $ref
258		435
259	Converts a perl data structure into its JSON representation.	436	Converts a perl data structure into its JSON representation.
260		437
261	=cut	438	=cut
262		439
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		441
265	sub to_json ($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
267		506
268	=item cf::lock_wait $string	507	=item cf::lock_wait $string
269		508
270	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
271		510
272	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
273		512
274	Wait until the given lock is available and then acquires it and returns	513	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,	514	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	515	for example when the coroutine gets canceled), the lock is automatically
277	returned.	516	returned.
278		517
279	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	519	deadlocked coro.
…		…
286		525
287	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
288		527
289	=cut	528	=cut
290		529
291	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		531
294	sub lock_wait($) {	532	sub lock_wait($) {
295	my ($key) = @_;	533	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	534	}
308		535
309	sub lock_acquire($) {	536	sub lock_acquire($) {
310	my ($key) = @_;	537	$LOCKS->guard ($_[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	}	538	}
324		539
325	sub lock_active($) {	540	sub lock_active($) {
326	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	542	}
330		543
331	sub freeze_mainloop {	544	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	545	tick_inhibit_inc;
333		546
334	my $guard = Coro::guard {	547	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	548	}
336	};	549
337	$TICK_WATCHER->stop;	550	=item cf::periodic $interval, $cb
338	$guard	551
		552	Like EV::periodic, but randomly selects a starting point so that the actions
		553	get spread over time.
		554
		555	=cut
		556
		557	sub periodic($$) {
		558	my ($interval, $cb) = @_;
		559
		560	my $start = rand List::Util::min 180, $interval;
		561
		562	EV::periodic $start, $interval, 0, $cb
339	}	563	}
340		564
341	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
342		566
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	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	568	(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.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
346		574
347	The optional C<$name> can be used to identify the job to run. It might be	575	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.	576	used for statistical purposes and should identify the same time-class.
349		577
350	Useful for short background jobs.	578	Useful for short background jobs.
351		579
352	=cut	580	=cut
353		581
354	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
356		585
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
360		589
361	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
362		592
363	while () {	593	while () {
364	next_job:	594	next_job:
		595
365	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	597
367	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	602	$job->[2]->send;
371	Coro::cede;	603	Coro::cede;
372	goto next_job;	604	goto next_job;
373	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	607	}
375	}	608	}
376		609
377	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	613	} else {
		614	$busy = 0;
382	Coro::schedule;	615	Coro::schedule;
383	}	616	}
384	}	617	}
385	};	618	};
386		619
387	sub get_slot($;$$) {	620	sub get_slot($;$$) {
		621	return if tick_inhibit || $Coro::current == $Coro::main;
		622
388	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
389		624
390	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
391	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
392		628
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
406		642
407	BEGIN { *async = \&Coro::async_pool }	643	BEGIN { *async = \&Coro::async_pool }
408		644
409	=item cf::sync_job { BLOCK }	645	=item cf::sync_job { BLOCK }
410		646
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	647	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	648	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	649	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	650	acceptable.
415		651
416	If it must be done, put the blocking parts into C<sync_job>. This will run	652	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	653	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	657	=cut
422		658
423	sub sync_job(&) {	659	sub sync_job(&) {
424	my ($job) = @_;	660	my ($job) = @_;
425		661
426	if ($Coro::current == $Coro::main) {	662	if (in_main) {
427	my $time = Event::time;	663	my $time = AE::time;
428		664
429	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
431		667
432	# TODO: use suspend/resume instead	668	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	669
434	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
435		671
436	my $busy = 1;	672	my $busy = 1;
437	my @res;	673	my @res;
438		674
439	(async {	675	(async {
440	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	677	@res = eval { $job->() };
442	warn $@ if $@;	678	error $@ if $@;
443	undef $busy;	679	undef $busy;
444	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
445		681
446	while ($busy) {	682	while ($busy) {
447	Coro::cede or Event::one_event;	683	if (Coro::nready) {
		684	Coro::cede_notself;
		685	} else {
		686	EV::loop EV::LOOP_ONESHOT;
448	}	687	}
		688	}
449		689
450	$time = Event::time - $time;	690	my $time = AE::time - $time;
451		691
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
456		693
457	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
458	} else {	695	} else {
459	# we are in another coroutine, how wonderful, everything just works	696	# we are in another coroutine, how wonderful, everything just works
460		697
…		…
480	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
481		718
482	$coro	719	$coro
483	}	720	}
484		721
485	=item fork_call { }, $args	722	=item fork_call { }, @args
486		723
487	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	727	never block itself or use any form of event handling.
491		728
492	=cut	729	=cut
		730
		731	sub post_fork {
		732	reset_signals;
		733	}
493		734
494	sub fork_call(&@) {	735	sub fork_call(&@) {
495	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
496		737
497	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
500		741
501	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
502	reset_signals;	743	cf::post_fork;
503	&$cb	744	&$cb
504	}, @args;	745	} @args;
505		746
506	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
		759	}
		760
		761	=item $coin = coin_from_name $name
		762
		763	=cut
		764
		765	our %coin_alias = (
		766	"silver" => "silvercoin",
		767	"silvercoin" => "silvercoin",
		768	"silvercoins" => "silvercoin",
		769	"gold" => "goldcoin",
		770	"goldcoin" => "goldcoin",
		771	"goldcoins" => "goldcoin",
		772	"platinum" => "platinacoin",
		773	"platinumcoin" => "platinacoin",
		774	"platinumcoins" => "platinacoin",
		775	"platina" => "platinacoin",
		776	"platinacoin" => "platinacoin",
		777	"platinacoins" => "platinacoin",
		778	"royalty" => "royalty",
		779	"royalties" => "royalty",
		780	);
		781
		782	sub coin_from_name($) {
		783	$coin_alias{$_[0]}
		784	? cf::arch::find $coin_alias{$_[0]}
		785	: undef
507	}	786	}
508		787
509	=item $value = cf::db_get $family => $key	788	=item $value = cf::db_get $family => $key
510		789
511	Returns a single value from the environment database.	790	Returns a single value from the environment database.
…		…
521	within each server.	800	within each server.
522		801
523	=cut	802	=cut
524		803
525	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
526	my ($name) = @_;	808	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
528		810
529	eval {	811	eval {
530	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
540	}	822	}
541		823
542	our $DB;	824	our $DB;
543		825
544	sub db_init {	826	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	827	$DB ||= db_table "db";
547	};
548	}	828	}
549		829
550	sub db_get($$) {	830	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
552		832
553	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
554	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
555		837
556	$! ? ()	838	$! ? ()
557	: $data	839	: $data
558	}
559	}	840	}
560		841
561	sub db_put($$$) {	842	sub db_put($$$) {
562	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
591		872
592	my @data;	873	my @data;
593	my $md5;	874	my $md5;
594		875
595	for (0 .. $#$src) {	876	for (0 .. $#$src) {
596	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
597	or Carp::croak "$src->[$_]: $!";
598	}	878	}
599		879
600	# if processing is expensive, check	880	# if processing is expensive, check
601	# checksum first	881	# checksum first
602	if (1) {	882	if (1) {
…		…
619		899
620	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	901	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
623		903
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		905
626	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
629		909
…		…
639		919
640	=cut	920	=cut
641		921
642	sub datalog($@) {	922	sub datalog($@) {
643	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	925	}
646		926
647	=back	927	=back
648		928
649	=cut	929	=cut
650		930
651	#############################################################################	931	#############################################################################
652		932
653	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
654		934
655	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
658		938
659	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	941	Deliantra).
662		942
663	=over 4	943	=over 4
664		944
665	=item $attachable->attach ($attachment, key => $value...)	945	=item $attachable->attach ($attachment, key => $value...)
666		946
…		…
710	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
711		991
712	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
714		994
715	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
717		997
718	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
719		999
720	=over 4	1000	=over 4
…		…
844		1124
845	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1127
848	} elsif (ref $type) {	1128	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
850		1130
851	} else {	1131	} else {
852	shift @arg;	1132	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
854	}	1134	}
855	}	1135	}
856	}	1136	}
857		1137
858	sub _object_attach {	1138	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
869	}	1149	}
870		1150
871	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
872	} else {	1152	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1154	}
875		1155
876	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
877	}	1157	}
878		1158
…		…
937		1217
938	for (@$callbacks) {	1218	for (@$callbacks) {
939	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
940		1220
941	if ($@) {	1221	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1223	override;
945	}	1224	}
946		1225
947	return 1 if $override;	1226	return 1 if $override;
948	}	1227	}
949		1228
950	0	1229	0
951	}	1230	}
952		1231
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1232	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1233
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1235
957	Generate an object-specific event with the given arguments.	1236	Generate an object-specific event with the given arguments.
958		1237
…		…
964		1243
965	=cut	1244	=cut
966		1245
967	#############################################################################	1246	#############################################################################
968	# object support	1247	# object support
969	#
970		1248
		1249	sub _object_equal($$);
		1250	sub _object_equal($$) {
		1251	my ($a, $b) = @_;
		1252
		1253	return 0 unless (ref $a) eq (ref $b);
		1254
		1255	if ("HASH" eq ref $a) {
		1256	my @ka = keys %$a;
		1257	my @kb = keys %$b;
		1258
		1259	return 0 if @ka != @kb;
		1260
		1261	for (0 .. $#ka) {
		1262	return 0 unless $ka[$_] eq $kb[$_];
		1263	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1264	}
		1265
		1266	} elsif ("ARRAY" eq ref $a) {
		1267
		1268	return 0 if @$a != @$b;
		1269
		1270	for (0 .. $#$a) {
		1271	return 0 unless _object_equal $a->[$_], $b->[$_];
		1272	}
		1273
		1274	} elsif ($a ne $b) {
		1275	return 0;
		1276	}
		1277
		1278	1
		1279	}
		1280
		1281	our $SLOW_MERGES;#d#
971	sub _can_merge {	1282	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1283	my ($ob1, $ob2) = @_;
973		1284
974	local $Storable::canonical = 1;	1285	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1286
978	$fob1 eq $fob2	1287	# we do the slow way here
		1288	return _object_equal $ob1, $ob2
979	}	1289	}
980		1290
981	sub reattach {	1291	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1293	my ($obj) = @_;
984		1294
		1295	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1297
987	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
988		1299
989	@$registry = ();	1300	@$registry = ();
990		1301
…		…
995	for (@$attach) {	1306	for (@$attach) {
996	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
998	}	1309	}
999	} else {	1310	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1312	}
1002	}	1313	}
1003	}	1314	}
1004		1315
1005	cf::attachable->attach (	1316	cf::attachable->attach (
1006	prio => -1000000,	1317	prio => -1000000,
1007	on_instantiate => sub {	1318	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1319	my ($obj, $data) = @_;
1009		1320
1010	$data = from_json $data;	1321	$data = decode_json $data;
1011		1322
1012	for (@$data) {	1323	for (@$data) {
1013	my ($name, $args) = @$_;	1324	my ($name, $args) = @$_;
1014		1325
1015	$obj->attach ($name, %{$args || {} });	1326	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1033		1344
1034	sync_job {	1345	sync_job {
1035	if (length $$rdata) {	1346	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1039		1351
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1353	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1044	close $fh;	1359	aio_close $fh;
1045		1360
1046	if (@$objs) {	1361	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1363	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1052	close $fh;	1370	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1372	}
1055	} else {	1373	} else {
1056	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1057	}	1375	}
1058		1376
1059	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1381	} else {
1061	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1062	}	1383	}
1063	} else {	1384	} else {
1064	aio_unlink $filename;	1385	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1066	}	1387	}
…		…
1085		1406
1086	unless (aio_stat "$filename.pst") {	1407	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1408	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1409	or return;
1089		1410
1090	$av = eval { (Storable::thaw $av)->{objs} };	1411	my $st = eval { Coro::Storable::thaw $av };
		1412	$av = $st->{objs};
1091	}	1413	}
1092		1414
1093	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1096		1419
1097	($data, $av)	1420	($data, $av)
1098	}	1421	}
1099		1422
1100	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1156	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1157		1480
1158	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1159	}	1482	}
1160		1483
		1484	use File::Glob ();
		1485
1161	cf::player->attach (	1486	cf::player->attach (
1162	on_command => sub {	1487	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1164		1489
1165	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1166	or return;	1491	or return;
1167		1492
…		…
1175	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1176		1501
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1503
1179	if (ref $msg) {	1504	if (ref $msg) {
1180	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1181	"ARRAY" eq ref $msg
1182	? @$msg
1183	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1184		1506
1185	my @reply;	1507	my @reply;
1186		1508
1187	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1188	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1190		1512
1191	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1192	if $reply;	1514	if $reply;
1193		1515
1194	} else {	1516	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1518	}
1197		1519
1198	cf::override;	1520	cf::override;
1199	},	1521	},
1200	);	1522	);
1201		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1202	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1203	cf::sync_job {	1553	cf::sync_job {
1204	my %todo;	1554	my %todo;
1205		1555
1206	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1557	next unless -r $path;
…		…
1225		1575
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1578
1229	$ext{source} =	1579	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1232	. $source	1582	. $source
1233	. "\n};\n1";	1583	. "\n};\n1";
1234		1584
1235	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1236	}	1586	}
1237		1587
		1588	my $pass = 0;
1238	my %done;	1589	my %done;
1239	while (%todo) {	1590	while (%todo) {
1240	my $progress;	1591	my $progress;
1241		1592
		1593	++$pass;
		1594
		1595	ext:
1242	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1598	next ext
1245	unless exists $done{$_};	1599	unless exists $done{$_};
1246	}	1600	}
1247		1601
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1603
1250	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1617
		1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1619	if exists $v->{meta}{mandatory};
1255	warn $msg;	1620
1256	warn "mandatory extension failed to load, exiting.\n";	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1622	delete $todo{$k};
1258	}	1623	} else {
1259		1624	$done{$k} = delete $todo{$k};
1260	warn $msg;	1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1261	}	1630	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1631	}
1267		1632
1268	skip:	1633	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1271	}	1643	}
1272	};	1644	};
1273	}	1645	}
1274		1646
1275	#############################################################################	1647	#############################################################################
1276		1648
1277	=back	1649	=back
1278		1650
1279	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1280		1652
1281	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1282		1654
1283	=cut	1655	=cut
1284		1656
1285	package cf::player;	1657	package cf::player;
1286		1658
…		…
1329		1701
1330	sub exists($) {	1702	sub exists($) {
1331	my ($login) = @_;	1703	my ($login) = @_;
1332		1704
1333	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1335	}	1707	}
1336		1708
1337	sub find($) {	1709	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1711	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1723	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1724	or return;
1353		1725
1354	my $pl = cf::player::load_pl $f	1726	my $pl = cf::player::load_pl $f
1355	or return;	1727	or return;
		1728
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1729	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1730	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1359	}	1732	}
1360	}	1733	}
1361	}	1734	}
1362		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1363	sub save($) {	1749	sub save($) {
1364	my ($pl) = @_;	1750	my ($pl) = @_;
1365		1751
1366	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1367		1753
…		…
1370		1756
1371	return if $pl->{deny_save};	1757	return if $pl->{deny_save};
1372		1758
1373	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
		1761
		1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1766
1376	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1768	cf::cede_to_tick;
1378	}	1769	}
1379		1770
…		…
1411	my ($pl) = @_;	1802	my ($pl) = @_;
1412		1803
1413	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1414		1805
1415	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1808
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1810	$pl->deactivate;
		1811
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1421	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1422		1817
1423	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1463		1858
1464	for my $login (@$dirs) {	1859	for my $login (@$dirs) {
1465	my $path = path $login;	1860	my $path = path $login;
1466		1861
1467	# a .pst is a dead give-away for a valid player	1862	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1863	# if no pst file found, open and chekc for blocked users
		1864	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1865	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1866	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1867	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1868	}
1473		1869
…		…
1477		1873
1478	\@logins	1874	\@logins
1479	}	1875	}
1480		1876
1481	=item $player->maps	1877	=item $player->maps
		1878
		1879	=item cf::player::maps $login
1482		1880
1483	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1484	player. May block.	1882	player. May block.
1485		1883
1486	=cut	1884	=cut
…		…
1504	}	1902	}
1505		1903
1506	\@paths	1904	\@paths
1507	}	1905	}
1508		1906
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1908
1511	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1910
1560	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1561		1912
1562	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1563		1914
…		…
1595		1946
1596	=cut	1947	=cut
1597		1948
1598	sub find_by_path($) {	1949	sub find_by_path($) {
1599	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1600		1953
1601	my ($match, $specificity);	1954	my ($match, $specificity);
1602		1955
1603	for my $region (list) {	1956	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1983	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1984	our $DEFAULT_RESET = 3000;
1632		1985
1633	sub generate_random_map {	1986	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	1988
		1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1990
1636	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	1992	}
1650		1993
1651	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1652		1995
1653	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1658		2001
1659	sub register {	2002	sub register {
1660	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	2004	my $pkg = caller;
1662		2005
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		2007
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	2009	}
1668		2010
1669	# also paths starting with '/'	2011	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		2013
1672	sub thawer_merge {	2014	sub thawer_merge {
1673	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1674		2016
1675	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1680	}	2022	}
1681		2023
1682	sub normalise {	2024	sub normalise {
1683	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1684		2026
1685	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1686		2028
1687	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1688		2030
1689	# map plan:	2031	# map plan:
1690	#	2032	#
…		…
1705	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	2048	$path = "$base/$path";
1707	}	2049	}
1708		2050
1709	for ($path) {	2051	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1713	}	2054	}
1714		2055
1715	$path	2056	$path
…		…
1729	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1730	return $self;	2071	return $self;
1731	}	2072	}
1732	}	2073	}
1733		2074
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	2076	()
1736	}	2077	}
1737		2078
		2079	# may re-bless or do other evil things
1738	sub init {	2080	sub init {
1739	my ($self) = @_;	2081	my ($self) = @_;
1740		2082
1741	$self	2083	$self
1742	}	2084	}
…		…
1761		2103
1762	# the temporary/swap location	2104	# the temporary/swap location
1763	sub save_path {	2105	sub save_path {
1764	my ($self) = @_;	2106	my ($self) = @_;
1765		2107
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	2109	"$TMPDIR/$path.map"
1768	}	2110	}
1769		2111
1770	# the unique path, undef == no special unique path	2112	# the unique path, undef == no special unique path
1771	sub uniq_path {	2113	sub uniq_path {
1772	my ($self) = @_;	2114	my ($self) = @_;
1773		2115
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2118	}
1786		2119
1787	sub decay_objects {	2120	sub decay_objects {
1788	my ($self) = @_;	2121	my ($self) = @_;
1789		2122
…		…
1816	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1817		2150
1818	1	2151	1
1819	}	2152	}
1820		2153
		2154	# used to laod the header of an original map
1821	sub load_header_orig {	2155	sub load_header_orig {
1822	my ($self) = @_;	2156	my ($self) = @_;
1823		2157
1824	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1825	}	2159	}
1826		2160
		2161	# used to laod the header of an instantiated map
1827	sub load_header_temp {	2162	sub load_header_temp {
1828	my ($self) = @_;	2163	my ($self) = @_;
1829		2164
1830	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1831	}	2166	}
1832		2167
		2168	# called after loading the header from an instantiated map
1833	sub prepare_temp {	2169	sub prepare_temp {
1834	my ($self) = @_;	2170	my ($self) = @_;
1835		2171
1836	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1837	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1838	# safety	2174	# safety
1839	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1840	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1841	}	2177	}
1842		2178
		2179	# called after loading the header from an original map
1843	sub prepare_orig {	2180	sub prepare_orig {
1844	my ($self) = @_;	2181	my ($self) = @_;
1845		2182
1846	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1847	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1871		2208
1872	sub find;	2209	sub find;
1873	sub find {	2210	sub find {
1874	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1875		2212
		2213	cf::cede_to_tick;
		2214
1876	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1877		2216
1878	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2219
1881	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1886	or return;	2222	or return;
1887		2223
1888	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1889		2225
…		…
1891	or return;	2227	or return;
1892		2228
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
1896	undef $guard1;	2233	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2234	$map->reset;
1899	return find $path;	2235	return find $path;
1900	}	2236	}
1901		2237
1902	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1903	}	2239	}
1904	}	2240	}
1905		2241
1906	sub pre_load { }	2242	sub pre_load { }
1907	sub post_load { }	2243	#sub post_load { } # XS
1908		2244
1909	sub load {	2245	sub load {
1910	my ($self) = @_;	2246	my ($self) = @_;
1911		2247
1912	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1915		2251
1916	{	2252	{
1917	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1918		2254
1919	return unless $self->valid;	2255	return unless $self->valid;
1920	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1921
1922	$self->in_memory (cf::MAP_LOADING);
1923		2257
1924	$self->alloc;	2258	$self->alloc;
1925		2259
1926	$self->pre_load;	2260	$self->pre_load;
1927	cf::cede_to_tick;	2261	cf::cede_to_tick;
1928		2262
		2263	if (exists $self->{load_path}) {
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2265	$f->skip_block;
1931	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
1932	or return;	2267	or return;
1933		2268
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
1935	if delete $self->{load_original};	2270	if delete $self->{load_original};
1936		2271
1937	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2273	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
1940	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
1941	$self->clear_unique_items;	2276	$self->clear_unique_items;
1942	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
1943	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
1944	}	2280	}
1945	}	2281	}
1946	}
1947		2282
1948	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
1949		2290
1950	cf::cede_to_tick;	2291	cf::cede_to_tick;
1951	# now do the right thing for maps	2292	# now do the right thing for maps
1952	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
1953	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
1957	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2299	$self->decay_objects;
1959	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
1960	$self->update_buttons;	2301	$self->update_buttons;
1961	cf::cede_to_tick;	2302	cf::cede_to_tick;
1962	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
1963	cf::cede_to_tick;
1964	$self->activate;
1965	}	2304	}
1966		2305
1967	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
1969
1970	$self->in_memory (cf::MAP_IN_MEMORY);
1971	}	2308	}
1972		2309
1973	$self->post_load;	2310	$self->post_load;
1974	}
1975		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2318	sub customise_for {
1977	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
1978		2320
1979	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2322	if $self->per_player;
…		…
1983	# if $self->per_party;	2325	# if $self->per_party;
1984		2326
1985	$self	2327	$self
1986	}	2328	}
1987		2329
1988	# find and load all maps in the 3x3 area around a map
1989	sub load_neighbours {
1990	my ($map) = @_;
1991
1992	my @neigh; # diagonal neighbours
1993
1994	for (0 .. 3) {
1995	my $neigh = $map->tile_path ($_)
1996	or next;
1997	$neigh = find $neigh, $map
1998	or next;
1999	$neigh->load;
2000
2001	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}
2005
2006	for (grep defined $_->[0], @neigh) {
2007	my ($path, $origin) = @$_;
2008	my $neigh = find $path, $origin
2009	or next;
2010	$neigh->load;
2011	}
2012	}
2013
2014	sub find_sync {	2330	sub find_sync {
2015	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2016		2332
2017	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2018	}	2338	}
2019		2339
2020	sub do_load_sync {	2340	sub do_load_sync {
2021	my ($map) = @_;	2341	my ($map) = @_;
2022		2342
		2343	# it's a bug to call this from the main context
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2025		2346
2026	cf::sync_job { $map->load };	2347	$map->load;
2027	}	2348	}
2028		2349
2029	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2031		2352
2032	sub find_async {	2353	sub find_async {
2033	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2034		2355
2035	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2036		2357
2037	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2359	return $map if !$load || $map->linkable;
2039	}	2360	}
2040		2361
2041	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2042		2363
2043	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2058		2379
2059	()	2380	()
2060	}	2381	}
2061		2382
		2383	# common code, used by both ->save and ->swapout
2062	sub save {	2384	sub _save {
2063	my ($self) = @_;	2385	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2386
2067	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2068		2388
2069	return unless $self->dirty;	2389	return unless $self->dirty;
2070		2390
…		…
2079		2399
2080	cf::async {	2400	cf::async {
2081	$Coro::current->{desc} = "map player save";	2401	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2402	$_->contr->save for $self->players;
2083	};	2403	};
		2404
		2405	cf::get_slot 0.02;
2084		2406
2085	if ($uniq) {	2407	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2408	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2409	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2410	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2412	}
2091	}	2413	}
2092		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2093	sub swap_out {	2423	sub swap_out {
2094	my ($self) = @_;	2424	my ($self) = @_;
2095		2425
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2101	return if $self->players;	2430	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2103	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2104		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2105	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2106		2482
2107	$self->deactivate;	2483	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2485	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2486
2155	$self->unlink_save;	2487	$self->unlink_save;
2156	$self->destroy;	2488	$self->destroy;
2157	}	2489	}
2158		2490
…		…
2166		2498
2167	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2168		2500
2169	$self->unlink_save;	2501	$self->unlink_save;
2170		2502
2171	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2508
…		…
2225		2557
2226	sub unique_maps() {	2558	sub unique_maps() {
2227	[	2559	[
2228	map {	2560	map {
2229	utf8::decode $_;	2561	utf8::decode $_;
2230	/\.map$/	2562	s/\.map$//; # TODO future compatibility hack
		2563	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2564	? ()
2231	? normalise $_	2565	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2567	]
2235	}	2568	}
2236		2569
2237	package cf;	2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
2238		2601
2239	=back	2602	=back
2240		2603
2241	=head3 cf::object	2604	=head3 cf::object
2242		2605
…		…
2246		2609
2247	=over 4	2610	=over 4
2248		2611
2249	=item $ob->inv_recursive	2612	=item $ob->inv_recursive
2250		2613
2251	Returns the inventory of the object _and_ their inventories, recursively.	2614	Returns the inventory of the object I<and> their inventories, recursively,
		2615	but I<not> the object itself.
2252		2616
2253	=cut	2617	=cut
2254		2618
2255	sub inv_recursive_;	2619	sub inv_recursive_;
2256	sub inv_recursive_ {	2620	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2625	inv_recursive_ inv $_[0]
2262	}	2626	}
2263		2627
2264	=item $ref = $ob->ref	2628	=item $ref = $ob->ref
2265		2629
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2630	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2631
2268	=item $ob = cf::object::deref ($refstring)	2632	=item $ob = cf::object::deref ($refstring)
2269		2633
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2634	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2635	even if the object actually exists. May block.
…		…
2273	=cut	2637	=cut
2274		2638
2275	sub deref {	2639	sub deref {
2276	my ($ref) = @_;	2640	my ($ref) = @_;
2277		2641
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2642	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2643	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2644	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2645	or return;
2285	$pl->ob->uuid eq $uuid	2646	$pl->ob->uuid eq $uuid
2286	or return;	2647	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2667	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2308		2669
2309	=cut	2670	=cut
2310		2671
		2672	our $SAY_CHANNEL = {
		2673	id => "say",
		2674	title => "Map",
		2675	reply => "say ",
		2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2677	};
		2678
		2679	our $CHAT_CHANNEL = {
		2680	id => "chat",
		2681	title => "Chat",
		2682	reply => "chat ",
		2683	tooltip => "Player chat and shouts, global to the server.",
		2684	};
		2685
2311	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2687	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2688	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2690	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2703
2329	} else {	2704	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2707	}
2333	}	2708	}
2334	}	2709	}
2335		2710
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2736
2362	=item $player_object->enter_link	2737	=item $player_object->enter_link
2363		2738
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2740
2366	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2368		2745
2369	Will never block.	2746	Will never block.
2370		2747
2371	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2372		2749
…		…
2392	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2770	my ($self) = @_;
2394		2771
2395	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2396		2773
		2774	++$self->{_link_recursion};
		2775
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2777
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2401		2780
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2782	}
2404		2783
2405	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2407		2786
…		…
2424	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2426		2805
2427	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2430		2809
2431	$map->load;	2810	$map->load;
2432	$map->load_neighbours;
2433		2811
2434	return unless $self->contr->active;	2812	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2813
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2439	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2440		2821
		2822	}
		2823
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2825
2443	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2830	be called at the end of this process.
2448		2831
		2832	Note that $check will be called with a potentially non-loaded map, so if
		2833	it needs a loaded map it has to call C<< ->load >>.
		2834
2449	=cut	2835	=cut
2450		2836
2451	our $GOTOGEN;	2837	our $GOTOGEN;
2452		2838
2453	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2455		2847
2456	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2850
2459	$self->enter_link;	2851	$self->enter_link;
…		…
2479	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2480	}	2872	}
2481	}	2873	}
2482		2874
2483	my $map = eval {	2875	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2485		2877
2486	if ($map) {	2878	if ($map) {
2487	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2881	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2883	}
2492		2884
2493	$map	2885	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2504	}	2896	}
2505		2897
2506	$done->() if $done;	2898	$done->($self) if $done;
2507	})->prio (1);	2899	})->prio (1);
2508	}	2900	}
2509		2901
2510	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2511		2903
…		…
2531	}	2923	}
2532		2924
2533	sub prepare_random_map {	2925	sub prepare_random_map {
2534	my ($exit) = @_;	2926	my ($exit) = @_;
2535		2927
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2930	# that depends on the exit object
2541		2931
2542	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2934	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2549	}	2941	}
2550		2942
2551	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2552		2944
2553	my $data = cf::to_json $rmp;	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2946	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2947	my $meta = "$RANDOMDIR/$md5.meta";
2556		2948
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2951	undef $fh;
2560	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2561		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2564	}	2960	}
2565	}	2961	}
2566		2962
2567	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2569		2965
2570	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2571		2967
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2968	$self->enter_link;
2584		2969
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2970	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2971	$Coro::current->{desc} = "enter_exit";
2591		2972
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2973	unless (eval {
		2974	$self->deactivate_recursive; # just to be sure
		2975
		2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2977	my $x = $exit->stats->hp;
		2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
		3002
2594	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2595		3004
		3005	# if exit is damned, update players death & WoR home-position
		3006	$self->contr->savebed ($map, $x, $y)
		3007	if $exit->flag (cf::FLAG_DAMNED);
		3008
2596	1;	3009	1
2597	}) {	3010	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2602		3015
2603	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	3017	$self->leave_link;
2605	}	3018	}
2606	})->prio (1);	3019	})->prio (1);
2607	}	3020	}
2608		3021
…		…
2620	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2622		3035
2623	utf8::encode $text;	3036	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2625	}	3063	}
2626		3064
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		3066
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	3069	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	3070	the message unless the client supports the msg packet.
2633		3071
2634	=cut	3072	=cut
2635		3073
		3074	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2637	"c/identify" => {	3082	"c/identify" => {
2638	id => "infobox",	3083	id => "infobox",
2639	title => "Identify",	3084	title => "Identify",
2640	reply => undef,	3085	reply => undef,
2641	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	3089	id => "infobox",
2645	title => "Examine",	3090	title => "Examine",
2646	reply => undef,	3091	reply => undef,
2647	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
2648	},	3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
		3099	},
		3100	"c/book" => {
		3101	id => "infobox",
		3102	title => "Book",
		3103	reply => undef,
		3104	tooltip => "The contents of a note or book",
		3105	},
2649	"c/lookat" => {	3106	"c/lookat" => {
2650	id => "infobox",	3107	id => "infobox",
2651	title => "Look",	3108	title => "Look",
2652	reply => undef,	3109	reply => undef,
2653	tooltip => "What you saw there",	3110	tooltip => "What you saw there",
2654	},	3111	},
		3112	"c/who" => {
		3113	id => "infobox",
		3114	title => "Players",
		3115	reply => undef,
		3116	tooltip => "Shows players who are currently online",
		3117	},
		3118	"c/body" => {
		3119	id => "infobox",
		3120	title => "Body Parts",
		3121	reply => undef,
		3122	tooltip => "Shows which body parts you posess and are available",
		3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
		3160	"c/uptime" => {
		3161	id => "infobox",
		3162	title => "Uptime",
		3163	reply => undef,
		3164	tooltip => "How long the server has been running since last restart",
		3165	},
		3166	"c/mapinfo" => {
		3167	id => "infobox",
		3168	title => "Map Info",
		3169	reply => undef,
		3170	tooltip => "Information related to the maps",
		3171	},
		3172	"c/party" => {
		3173	id => "party",
		3174	title => "Party",
		3175	reply => "gsay ",
		3176	tooltip => "Messages and chat related to your party",
		3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2655	);	3186	);
2656		3187
2657	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2659		3190
2660	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2661		3193
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3195
2664	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2667		3199
2668	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3201	$channel = $channel->{id};
2672		3202
2673	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3208	}
2680		3209
2681	$channel = $channel->{id};	3210	$channel = $channel->{id};
2682	}	3211	}
2683		3212
2684	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2685		3214
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3215	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2690		3218
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3222	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3223
2705	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3225	}
2719		3226
2720	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2721		3228
2722	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2725		3232
2726	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2728		3235
2729	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}	3241	}
2735	}	3242	}
2736		3243
2737	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2738		3245
…		…
2741	=cut	3248	=cut
2742		3249
2743	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2745		3252
2746	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}
2753	}	3256	}
2754		3257
2755	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2756		3259
2757	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2812	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2813		3316
2814	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2815		3318
2816	if (ref $msg) {	3319	if (ref $msg) {
2817	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2818	"ARRAY" eq ref $msg
2819	? @$msg
2820	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2821		3321
2822	my @reply;	3322	my @reply;
2823		3323
2824	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2825	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2827		3327
2828	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2829	if $reply;	3329	if $reply;
2830		3330
2831	} else {	3331	} else {
2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2833	}	3333	}
2834		3334
2835	cf::override;	3335	cf::override;
2836	},	3336	},
2837	);	3337	);
…		…
2857		3357
2858	$coro	3358	$coro
2859	}	3359	}
2860		3360
2861	cf::client->attach (	3361	cf::client->attach (
2862	on_destroy => sub {	3362	on_client_destroy => sub {
2863	my ($ns) = @_;	3363	my ($ns) = @_;
2864		3364
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3366	},
2867	);	3367	);
…		…
2883	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
2884		3384
2885	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
2886		3386
2887	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
2890	sort time	3390	sort time
2891	));	3391	));
2892		3392
2893	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
2895	=pod	3395	=pod
2896		3396
2897	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
2898		3398
2899	cf::object	3399	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3400	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3401	insert remove name archname title slaying race decrease split
		3402	value
2902		3403
2903	cf::object::player	3404	cf::object::player
2904	player	3405	player
2905		3406
2906	cf::player	3407	cf::player
…		…
2911		3412
2912	=cut	3413	=cut
2913		3414
2914	for (	3415	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3418	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
2921	) {	3422	) {
2922	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2925	for @funs;	3425	for @funs;
2926	}	3426	}
2927		3427
…		…
2942		3442
2943	my $qcode = $code;	3443	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
2946		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
2947	local $_;	3450	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3451
2950	my $eval =	3452	my $eval =
2951	"do {\n"	3453	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3456	. $code
2955	. "\n}"	3457	. "\n}"
2956	;	3458	;
2957		3459
		3460	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
2961		3469
2962	if ($@) {	3470	if ($@) {
2963	warn "$@";	3471	warn "$@",
2964	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
2965	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
2966	}	3474	}
2967		3475
2968	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
2969	}	3477	}
2970		3478
…		…
2984	=cut	3492	=cut
2985		3493
2986	sub register_script_function {	3494	sub register_script_function {
2987	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
2988		3496
2989	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
2991	}	3499	}
2992		3500
2993	=back	3501	=back
2994		3502
2995	=cut	3503	=cut
2996		3504
2997	#############################################################################	3505	#############################################################################
2998	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
2999		3509
3000	sub load_facedata($) {	3510	sub load_facedata($) {
3001	my ($path) = @_;	3511	my ($path) = @_;
3002		3512
3003	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3004	# for this (global event?)	3514	# for this (global event?)
3005	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3006		3516
3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3008		3518
3009	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3010		3520
3011	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3012	0 < aio_load $path, $facedata
3013	or die "$path: $!";
3014
3015	$facedata = Coro::Storable::thaw $facedata;
3016		3522
3017	$facedata->{version} == 2	3523	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3019		3525
3020	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3021	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3022	type => FT_RSRC,	3529	type => FT_RSRC,
3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3024	};	3532	};
3025	cf::cede_to_tick;	3533	cf::cede_to_tick;
3026		3534
3027	{	3535	{
3028	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3029		3537
3030	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3541
3032	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3036		3548
3037	cf::cede_to_tick;	3549	cf::cede_to_tick;
3038	}	3550	}
3039		3551
3040	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3553	next unless $info->{smooth};
		3554
3042	my $idx = cf::face::find $face	3555	my $idx = cf::face::find $face
3043	or next;	3556	or next;
		3557
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3561	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3049	}	3563	}
3050		3564
3051	cf::cede_to_tick;	3565	cf::cede_to_tick;
3052	}	3566	}
3053	}	3567	}
…		…
3062		3576
3063	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3064	}	3578	}
3065		3579
3066	{	3580	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3070		3582
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
		3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3587
3077	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3078	# prepend meta info	3589	cf::face::set_type $idx, $type;
3079		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3080	my $meta = $enc->encode ({	3591	$FACEHASH{$info->{hash}} = $idx;#d#
3081	name => $name,
3082	%{ $info->{meta} || {} },
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3592	} else {
3087	$data = $info->{data};	3593	# $RESOURCE{$name} = $info; # unused
3088	}	3594	}
3089		3595
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3596	cf::cede_to_tick;
3094	}	3597	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3598	}
		3599
		3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3601
3115	1	3602	1
3116	}	3603	}
3117		3604
3118	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
…		…
3120		3607
3121	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3609	$ns->fx_want ($k, $v);
3123	}	3610	}
3124	};	3611	};
		3612
		3613	sub load_resource_file($) {
		3614	my $guard = lock_acquire "load_resource_file";
		3615
		3616	my $status = load_resource_file_ $_[0];
		3617	get_slot 0.1, 100;
		3618	cf::arch::commit_load;
		3619
		3620	$status
		3621	}
3125		3622
3126	sub reload_regions {	3623	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3624	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3625	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3626	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3640	}
3144		3641
3145	sub reload_archetypes {	3642	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3643	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3644	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3645	}
3154		3646
3155	sub reload_treasures {	3647	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3158	}	3650	}
3159		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3160	sub reload_resources {	3672	sub reload_resources {
3161	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3162		3674
		3675	reload_exp_table;
		3676	reload_materials;
		3677	reload_facedata;
		3678	reload_sound;
		3679	reload_archetypes;
3163	reload_regions;	3680	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3681	reload_treasures;
3168		3682
3169	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3684	}
3175		3685
3176	sub reload_config {	3686	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3178	or return;
3179		3688
3180	local $/;	3689	my $config = load_file "$CONFDIR/config";
3181	*CFG = YAML::Syck::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3182		3692
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3184		3694
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187		3697
3188	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3192	};	3702	};
3193	warn $@ if $@;	3703	warn $@ if $@;
3194	}	3704	}
3195	}	3705	}
3196		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3197	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3198	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3748	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3750	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3205	};	3752	};
3206		3753
		3754	evthread_start IO::AIO::poll_fileno;
		3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3207	reload_config;	3766	reload_config;
3208	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3209	load_extensions;	3777	load_extensions;
3210		3778
3211	$TICK_WATCHER->start;	3779	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
		3786	};
		3787
		3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3213	}	3796	}
3214		3797
3215	#############################################################################	3798	#############################################################################
3216	# initialisation and cleanup	3799	# initialisation and cleanup
3217		3800
3218	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3219	BEGIN {	3802	BEGIN {
		3803	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3228	},
3229	);	3807	};
3230	}	3808	}
3231	}	3809	}
3232		3810
3233	sub write_runtime {	3811	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3235		3813
3236	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3238		3816
3239	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3818
3241	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3242		3820
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	3822	or return;
3245		3823
3246	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3259		3837
3260	close $fh	3838	close $fh
3261	or return;	3839	or return;
3262		3840
3263	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3842	and return;
3265		3843
3266	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		3845
3268	1	3846	1
		3847	}
		3848
		3849	our $uuid_lock;
		3850	our $uuid_skip;
		3851
		3852	sub write_uuid_sync($) {
		3853	$uuid_skip ||= $_[0];
		3854
		3855	return if $uuid_lock;
		3856	local $uuid_lock = 1;
		3857
		3858	my $uuid = "$LOCALDIR/uuid";
		3859
		3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3861	or return;
		3862
		3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
		3871	$uuid_skip = 0;
		3872
		3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3874	and return;
		3875
		3876	# always fsync - this file is important
		3877	aio_fsync $fh
		3878	and return;
		3879
		3880	close $fh
		3881	or return;
		3882
		3883	aio_rename "$uuid~", $uuid
		3884	and return;
		3885
		3886	trace "uuid file written ($value).\n";
		3887
		3888	1
		3889
		3890	}
		3891
		3892	sub write_uuid($$) {
		3893	my ($skip, $sync) = @_;
		3894
		3895	$sync ? write_uuid_sync $skip
		3896	: async { write_uuid_sync $skip };
3269	}	3897	}
3270		3898
3271	sub emergency_save() {	3899	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3273		3901
3274	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3275		3908
3276	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3277	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3918	$pl->valid or next;
		3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3920	$pl->save;
3285	}	3921	}
3286	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3287		3923
3288	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3929	$map->valid or next;
3292	$map->save;	3930	$map->save;
3293	}	3931	}
3294	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3295		3933
3296	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
		3939
		3940	info "emergency_perl_save: begin write uuid\n";
		3941	write_uuid_sync 1;
		3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3299	};	3962	};
3300		3963
3301	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3302	}	3965	}
3303		3966
3304	sub post_cleanup {	3967	sub post_cleanup {
3305	my ($make_core) = @_;	3968	my ($make_core) = @_;
3306		3969
		3970	IO::AIO::flush;
		3971
3307	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
		3977	}
		3978
		3979	# a safer delete_package, copied from Symbol
		3980	sub clear_package($) {
		3981	my $pkg = shift;
		3982
		3983	# expand to full symbol table name if needed
		3984	unless ($pkg =~ /^main::.*::$/) {
		3985	$pkg = "main$pkg" if $pkg =~ /^::/;
		3986	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3987	$pkg .= '::' unless $pkg =~ /::$/;
		3988	}
		3989
		3990	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3991	my $stem_symtab = *{$stem}{HASH};
		3992
		3993	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3994	or return;
		3995
		3996	# clear all symbols
		3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3998	for my $name (keys %$leaf_symtab) {
		3999	_gv_clear *{"$pkg$name"};
		4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4001	}
3309	}	4002	}
3310		4003
3311	sub do_reload_perl() {	4004	sub do_reload_perl() {
3312	# can/must only be called in main	4005	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3314	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3315	return;	4008	return;
3316	}	4009	}
3317		4010
3318	warn "reloading...";	4011	return if $RELOAD++;
3319		4012
3320	warn "entering sync_job";	4013	my $t1 = AE::time;
3321		4014
		4015	while ($RELOAD) {
		4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
		4018
		4019	trace "perl_reload: entering sync_job";
		4020
3322	cf::sync_job {	4021	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark
3324	cf::emergency_save;	4022	#cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark
3326		4023
3327	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;
3329
3330	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();	4026	%EXT_CORO = ();
3351		4027
3352	warn "removing commands";	4028	trace "perl_reload: removing commands";
3353	%COMMAND = ();	4029	%COMMAND = ();
3354		4030
3355	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3356	%EXTCMD = ();	4032	%EXTCMD = ();
3357	%EXTICMD = ();	4033	%EXTICMD = ();
3358		4034
3359	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3362		4038
3363	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3364	eval {	4040	eval {
3365	$cb->($pkg);	4041	$cb->($pkg);
3366	1	4042	1
3367	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
		4044	}
		4045
		4046	trace "... clearing $pkg";
		4047	clear_package $pkg;
3368	}	4048	}
3369		4049
3370	warn "... nuking $pkg";
3371	Symbol::delete_package $pkg;
3372	}
3373
3374	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3375	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		4053
3378	warn "... unloading $k";	4054	trace "... unloading $k";
3379	delete $INC{$k};	4055	delete $INC{$k};
3380		4056
3381	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3383		4059
3384	if (my $cb = $k->can ("unload_module")) {	4060	if (my $cb = $k->can ("unload_module")) {
3385	$cb->();	4061	$cb->();
		4062	}
		4063
		4064	clear_package $k;
3386	}	4065	}
3387		4066
3388	Symbol::delete_package $k;
3389	}
3390
3391	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	4068	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		4070
3395	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		4074
3399	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3400	# and global variables created in xs	4076	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3402		4078
3403	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3404		4080
3405	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3406	require cf;	4082	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3408		4084
3409	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3410	cf::reload_config;	4086	cf::reload_config;
3411		4087
3412	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3413	cf::load_extensions;	4089	cf::load_extensions;
3414		4090
		4091	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3418	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3421		4099
3422	warn "leaving sync_job";	4100	cf::_post_init 1;
3423		4101
		4102	trace "perl_reload: leaving sync_job";
		4103
3424	1	4104	1
3425	} or do {	4105	} or do {
3426	warn $@;	4106	error $@;
3427	warn "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3428	exit 1;	4108	};
		4109
		4110	--$RELOAD;
3429	};	4111	}
3430		4112
3431	warn "reloaded";	4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3432	};	4115	};
3433		4116
3434	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3435		4118
3436	sub reload_perl() {	4119	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3439		4122
3440	$RELOAD_WATCHER ||= Event->timer (	4123	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	4124	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	4125
3443	data => WF_AUTOCANCEL,	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	4127	do_reload_perl;
3446	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
3447	},	4129	};
3448	);	4130	};
3449	}	4131	}
3450		4132
3451	register_command "reload" => sub {	4133	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
3453		4135
…		…
3458	reload_perl;	4140	reload_perl;
3459	};	4141	};
3460	}	4142	}
3461	};	4143	};
3462		4144
3463	unshift @INC, $LIBDIR;	4145	#############################################################################
3464		4146
3465	my $bug_warning = 0;	4147	my $bug_warning = 0;
3466		4148
3467	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;
3469
3470	sub wait_for_tick {	4149	sub wait_for_tick() {
3471	return unless $TICK_WATCHER->is_active;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3472	return if $Coro::current == $Coro::main;
3473		4151
3474	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3475	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;
3477	}	4153	}
3478		4154
3479	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3480	return unless $TICK_WATCHER->is_active;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3481	return if $Coro::current == $Coro::main;
3482		4157
3483	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	4160	$signal->wait;
3486	}	4161	}
3487		4162
3488	$TICK_WATCHER = Event->timer (	4163	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	4164	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3498	return;	4167	return;
3499	}	4168	}
3500		4169
3501	$NOW = $tick_start = Event::time;	4170	cf::one_tick; # one server iteration
3502		4171
3503	cf::server_tick; # one server iteration	4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3504		4173
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	4176	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	4178	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3514	};
3515	}	4180	};
		4181	}
3516		4182
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	4184	$sig->send;
3519	}	4185	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3521	$sig->send;
3522	}
3523		4187
3524	$NOW = Event::time;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		4190
3535	_post_tick;	4191	if (0) {
		4192	if ($NEXT_TICK) {
		4193	my $jitter = $TICK_START - $NEXT_TICK;
		4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4195	debug "jitter $JITTER\n";#d#
		4196	}
3536	},	4197	}
3537	);	4198	}
3538		4199
3539	{	4200	{
		4201	# configure BDB
		4202
3540	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4206
3566	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4211	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4212	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4213	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4214
3573	cf::sync_job {	4215	cf::sync_job {
3574	eval {	4216	eval {
…		…
3584		4226
3585	cf::cleanup "db_env_open(db): $@" if $@;	4227	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4228	};
3587	}	4229	}
3588		4230
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4231	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4232	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4233	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4234	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4235	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4236	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4237	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4238	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4239	};
3619	}	4240	}
3620		4241
3621	{	4242	{
		4243	# configure IO::AIO
		4244
3622	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4247	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 6,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4248	}
3635		4249
3636	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3637		4252
3638	sub _log_backtrace {	4253	sub _log_backtrace {
3639	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3640		4255
3641	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3642		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3643	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3645	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3646	async {	4266	async {
3647	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3648		4268
3649	my @bt = fork_call {	4269	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4281	}
3662		4282
3663	@funcs	4283	@funcs
3664	};	4284	};
3665		4285
3666	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4289	--$_log_backtrace;
3669	};	4290	};
3670	} else {	4291	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3673	}	4294	}
3674	}	4295	}
3675		4296
3676	# load additional modules	4297	# load additional modules
3677	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3678		4300
3679	END { cf::emergency_save }	4301	END { cf::emergency_save }
3680		4302
3681	1	4303	1
3682		4304

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