ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.369 by root, Thu Sep 13 08:35:25 2007 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 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;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
		138	our $NOW;
93		139
94	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
97		143
98	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		146
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
104		159
105	binmode STDOUT;	160	binmode STDOUT;
106	binmode STDERR;	161	binmode STDERR;
107		162
108	# read virtual server time, if available	163	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
113	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
114		171
115	mkdir $_	172	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		174
118	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
119		176
120	sub cf::map::normalise;	177	sub cf::map::normalise;
121		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
122	#############################################################################	183	#############################################################################
123		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
124	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
125		197
126	=over 4	198	=over 4
127		199
128	=item $cf::UPTIME	200	=item $cf::UPTIME
129		201
130	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
131		218
132	=item $cf::RUNTIME	219	=item $cf::RUNTIME
133		220
134	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
135	every server tick.	222	every server tick.
…		…
141	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
144	database environment.	231	database environment.
145		232
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	233	=item $cf::LOADAVG
155		234
156	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
161		240
162	The raw value load value from the last tick.	241	The raw value load value from the last tick.
163		242
164	=item %cf::CFG	243	=item %cf::CFG
165		244
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	246	from wherever your confdir points to.
168		247
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		249
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
175	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
176		272
177	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	275	that call.
180		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
181	=back	283	=back
182		284
183	=cut	285	=cut
184		286
185	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	294	my $msg = join "", @_;
188		295
189	$msg .= "\n"	296	$msg .= "\n"
190	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
191		298
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		300
194	LOG llevError, $msg;	301	LOG llevWarn, $msg;
195	};	302	};
196	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
197		317
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	328	for my $pkg (qw(
209	cf::global cf::attachable	329	cf::global cf::attachable
210	cf::object cf::object::player	330	cf::object cf::object::player
211	cf::client cf::player	331	cf::client cf::player
212	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
213	cf::map cf::party cf::region	334	cf::party cf::region
214	)) {	335	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	337	}
218		338
219	$Event::DIED = sub {	339	$EV::DIED = sub {
220	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
221	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
222		347
223	#############################################################################	348	#############################################################################
224		349
225	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
226		351
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	373	$d
249	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
250	}	375	}
251		376
		377	=item $scalar = cf::load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
252	=item $ref = cf::from_json $json	429	=item $ref = cf::decode_json $json
253		430
254	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
255		432
256	=item $json = cf::to_json $ref	433	=item $json = cf::encode_json $ref
257		434
258	Converts a perl data structure into its JSON representation.	435	Converts a perl data structure into its JSON representation.
259		436
260	=cut	437	=cut
261		438
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		440
264	sub to_json ($) { $json_coder->encode ($_[0]) }	441	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	442	sub decode_json($) { $json_coder->decode ($_[0]) }
		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
		475	=item cf::post_init { BLOCK }
		476
		477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		478	but I<before> the server starts ticking again.
		479
		480	The codeblock will have a single boolean argument to indicate whether this
		481	is a reload or not.
		482
		483	=cut
		484
		485	sub post_init(&) {
		486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
		504	}
266		505
267	=item cf::lock_wait $string	506	=item cf::lock_wait $string
268		507
269	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
270		509
271	=item my $lock = cf::lock_acquire $string	510	=item my $lock = cf::lock_acquire $string
272		511
273	Wait until the given lock is available and then acquires it and returns	512	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	513	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	514	for example when the coroutine gets canceled), the lock is automatically
276	returned.	515	returned.
277		516
278	Locks are *not* recursive, locking from the same coro twice results in a	517	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	518	deadlocked coro.
…		…
285		524
286	Return true if the lock is currently active, i.e. somebody has locked it.	525	Return true if the lock is currently active, i.e. somebody has locked it.
287		526
288	=cut	527	=cut
289		528
290	our %LOCK;	529	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		530
293	sub lock_wait($) {	531	sub lock_wait($) {
294	my ($key) = @_;	532	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	533	}
307		534
308	sub lock_acquire($) {	535	sub lock_acquire($) {
309	my ($key) = @_;	536	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	537	}
323		538
324	sub lock_active($) {	539	sub lock_active($) {
325	my ($key) = @_;	540	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	541	}
329		542
330	sub freeze_mainloop {	543	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	544	tick_inhibit_inc;
332		545
333	my $guard = Coro::guard {	546	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	547	}
335	};	548
336	$TICK_WATCHER->stop;	549	=item cf::periodic $interval, $cb
337	$guard	550
		551	Like EV::periodic, but randomly selects a starting point so that the actions
		552	get spread over time.
		553
		554	=cut
		555
		556	sub periodic($$) {
		557	my ($interval, $cb) = @_;
		558
		559	my $start = rand List::Util::min 180, $interval;
		560
		561	EV::periodic $start, $interval, 0, $cb
338	}	562	}
339		563
340	=item cf::get_slot $time[, $priority[, $name]]	564	=item cf::get_slot $time[, $priority[, $name]]
341		565
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	566	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	567	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
345		573
346	The optional C<$name> can be used to identify the job to run. It might be	574	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	575	used for statistical purposes and should identify the same time-class.
348		576
349	Useful for short background jobs.	577	Useful for short background jobs.
350		578
351	=cut	579	=cut
352		580
353	our @SLOT_QUEUE;	581	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
355		584
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	586	$SLOT_QUEUE = Coro::async {
		587	$Coro::current->desc ("timeslot manager");
		588
358	my $signal = new Coro::Signal;	589	my $signal = new Coro::Signal;
		590	my $busy;
359		591
360	while () {	592	while () {
361	next_job:	593	next_job:
		594
362	my $avail = cf::till_tick;	595	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	596
364	for (0 .. $#SLOT_QUEUE) {	597	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	600	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	601	$job->[2]->send;
368	Coro::cede;	602	Coro::cede;
369	goto next_job;	603	goto next_job;
370	}	604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	606	}
372	}	607	}
373		608
374	if (@SLOT_QUEUE) {	609	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	611	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	612	} else {
		613	$busy = 0;
379	Coro::schedule;	614	Coro::schedule;
380	}	615	}
381	}	616	}
382	};	617	};
383		618
384	sub get_slot($;$$) {	619	sub get_slot($;$$) {
		620	return if tick_inhibit || $Coro::current == $Coro::main;
		621
385	my ($time, $pri, $name) = @_;	622	my ($time, $pri, $name) = @_;
386		623
387	$time = $TICK * .6 if $time > $TICK * .6;	624	$time = clamp $time, 0.01, $TICK * .6;
		625
388	my $sig = new Coro::Signal;	626	my $sig = new Coro::Signal;
389		627
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	630	$SLOT_QUEUE->ready;
…		…
403		641
404	BEGIN { *async = \&Coro::async_pool }	642	BEGIN { *async = \&Coro::async_pool }
405		643
406	=item cf::sync_job { BLOCK }	644	=item cf::sync_job { BLOCK }
407		645
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	646	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	647	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	648	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	649	acceptable.
412		650
413	If it must be done, put the blocking parts into C<sync_job>. This will run	651	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	652	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	656	=cut
419		657
420	sub sync_job(&) {	658	sub sync_job(&) {
421	my ($job) = @_;	659	my ($job) = @_;
422		660
423	if ($Coro::current == $Coro::main) {	661	if (in_main) {
424	my $time = Event::time;	662	my $time = AE::time;
425		663
426	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
428		666
429	# TODO: use suspend/resume instead	667	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	668
431	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
432		670
433	my $busy = 1;	671	my $busy = 1;
434	my @res;	672	my @res;
435		673
436	(async {	674	(async {
		675	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	676	@res = eval { $job->() };
438	warn $@ if $@;	677	error $@ if $@;
439	undef $busy;	678	undef $busy;
440	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
441		680
442	while ($busy) {	681	while ($busy) {
443	Coro::cede or Event::one_event;	682	if (Coro::nready) {
		683	Coro::cede_notself;
		684	} else {
		685	EV::loop EV::LOOP_ONESHOT;
444	}	686	}
		687	}
445		688
446	$time = Event::time - $time;	689	my $time = AE::time - $time;
447		690
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
452		692
453	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
454	} else {	694	} else {
455	# we are in another coroutine, how wonderful, everything just works	695	# we are in another coroutine, how wonderful, everything just works
456		696
…		…
476	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
477		717
478	$coro	718	$coro
479	}	719	}
480		720
481	=item fork_call { }, $args	721	=item fork_call { }, @args
482		722
483	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	726	never block itself or use any form of event handling.
487		727
488	=cut	728	=cut
		729
		730	sub post_fork {
		731	reset_signals;
		732	}
489		733
490	sub fork_call(&@) {	734	sub fork_call(&@) {
491	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
492		736
493	# we seemingly have to make a local copy of the whole thing,	737	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	738	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	739	# TODO: investigate and fix (likely this will be rather laborious)
496		740
497	my @res = Coro::Util::fork_eval {	741	my @res = Coro::Util::fork_eval {
498	reset_signals;	742	cf::post_fork;
499	&$cb	743	&$cb
500	}, @args;	744	} @args;
501		745
502	wantarray ? @res : $res[-1]	746	wantarray ? @res : $res[-1]
		747	}
		748
		749	sub objinfo {
		750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
		758	}
		759
		760	=item $coin = coin_from_name $name
		761
		762	=cut
		763
		764	our %coin_alias = (
		765	"silver" => "silvercoin",
		766	"silvercoin" => "silvercoin",
		767	"silvercoins" => "silvercoin",
		768	"gold" => "goldcoin",
		769	"goldcoin" => "goldcoin",
		770	"goldcoins" => "goldcoin",
		771	"platinum" => "platinacoin",
		772	"platinumcoin" => "platinacoin",
		773	"platinumcoins" => "platinacoin",
		774	"platina" => "platinacoin",
		775	"platinacoin" => "platinacoin",
		776	"platinacoins" => "platinacoin",
		777	"royalty" => "royalty",
		778	"royalties" => "royalty",
		779	);
		780
		781	sub coin_from_name($) {
		782	$coin_alias{$_[0]}
		783	? cf::arch::find $coin_alias{$_[0]}
		784	: undef
503	}	785	}
504		786
505	=item $value = cf::db_get $family => $key	787	=item $value = cf::db_get $family => $key
506		788
507	Returns a single value from the environment database.	789	Returns a single value from the environment database.
…		…
517	within each server.	799	within each server.
518		800
519	=cut	801	=cut
520		802
521	sub db_table($) {	803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
522	my ($name) = @_;	807	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	808	my $db = BDB::db_create $DB_ENV;
524		809
525	eval {	810	eval {
526	$db->set_flags (BDB::CHKSUM);	811	$db->set_flags (BDB::CHKSUM);
…		…
536	}	821	}
537		822
538	our $DB;	823	our $DB;
539		824
540	sub db_init {	825	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	826	$DB ||= db_table "db";
543	};
544	}	827	}
545		828
546	sub db_get($$) {	829	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
548		831
549	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
550	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
551		836
552	$! ? ()	837	$! ? ()
553	: $data	838	: $data
554	}
555	}	839	}
556		840
557	sub db_put($$$) {	841	sub db_put($$$) {
558	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		871
588	my @data;	872	my @data;
589	my $md5;	873	my $md5;
590		874
591	for (0 .. $#$src) {	875	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	877	}
595		878
596	# if processing is expensive, check	879	# if processing is expensive, check
597	# checksum first	880	# checksum first
598	if (1) {	881	if (1) {
…		…
615		898
616	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	900	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
619		902
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		904
622	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
625		908
…		…
635		918
636	=cut	919	=cut
637		920
638	sub datalog($@) {	921	sub datalog($@) {
639	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	924	}
642		925
643	=back	926	=back
644		927
645	=cut	928	=cut
646		929
647	#############################################################################	930	#############################################################################
648		931
649	=head2 ATTACHABLE OBJECTS	932	=head2 ATTACHABLE OBJECTS
650		933
651	Many objects in crossfire are so-called attachable objects. That means you can	934	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	935	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	936	to it. All such attachable objects support the following methods.
654		937
655	In the following description, CLASS can be any of C<global>, C<object>	938	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	939	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	940	Deliantra).
658		941
659	=over 4	942	=over 4
660		943
661	=item $attachable->attach ($attachment, key => $value...)	944	=item $attachable->attach ($attachment, key => $value...)
662		945
…		…
706	=item cf::CLASS::attachment $name, ...	989	=item cf::CLASS::attachment $name, ...
707		990
708	Register an attachment by C<$name> through which attachable objects of the	991	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	992	given CLASS can refer to this attachment.
710		993
711	Some classes such as crossfire maps and objects can specify attachments	994	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	995	that are attached at load/instantiate time, thus the need for a name.
713		996
714	These calls expect any number of the following handler/hook descriptions:	997	These calls expect any number of the following handler/hook descriptions:
715		998
716	=over 4	999	=over 4
…		…
840		1123
841	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1126
844	} elsif (ref $type) {	1127	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
846		1129
847	} else {	1130	} else {
848	shift @arg;	1131	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
850	}	1133	}
851	}	1134	}
852	}	1135	}
853		1136
854	sub _object_attach {	1137	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
865	}	1148	}
866		1149
867	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
868	} else {	1151	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1153	}
871		1154
872	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
873	}	1156	}
874		1157
…		…
933		1216
934	for (@$callbacks) {	1217	for (@$callbacks) {
935	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
936		1219
937	if ($@) {	1220	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1222	override;
941	}	1223	}
942		1224
943	return 1 if $override;	1225	return 1 if $override;
944	}	1226	}
945		1227
946	0	1228	0
947	}	1229	}
948		1230
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1231	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1232
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1233	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1234
953	Generate an object-specific event with the given arguments.	1235	Generate an object-specific event with the given arguments.
954		1236
…		…
960		1242
961	=cut	1243	=cut
962		1244
963	#############################################################################	1245	#############################################################################
964	# object support	1246	# object support
965	#
966		1247
		1248	sub _object_equal($$);
		1249	sub _object_equal($$) {
		1250	my ($a, $b) = @_;
		1251
		1252	return 0 unless (ref $a) eq (ref $b);
		1253
		1254	if ("HASH" eq ref $a) {
		1255	my @ka = keys %$a;
		1256	my @kb = keys %$b;
		1257
		1258	return 0 if @ka != @kb;
		1259
		1260	for (0 .. $#ka) {
		1261	return 0 unless $ka[$_] eq $kb[$_];
		1262	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1263	}
		1264
		1265	} elsif ("ARRAY" eq ref $a) {
		1266
		1267	return 0 if @$a != @$b;
		1268
		1269	for (0 .. $#$a) {
		1270	return 0 unless _object_equal $a->[$_], $b->[$_];
		1271	}
		1272
		1273	} elsif ($a ne $b) {
		1274	return 0;
		1275	}
		1276
		1277	1
		1278	}
		1279
		1280	our $SLOW_MERGES;#d#
967	sub _can_merge {	1281	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1282	my ($ob1, $ob2) = @_;
969		1283
970	local $Storable::canonical = 1;	1284	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1285
974	$fob1 eq $fob2	1286	# we do the slow way here
		1287	return _object_equal $ob1, $ob2
975	}	1288	}
976		1289
977	sub reattach {	1290	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1291	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1292	my ($obj) = @_;
980		1293
		1294	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1295	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1296
983	my $registry = $obj->registry;	1297	my $registry = $obj->registry;
984		1298
985	@$registry = ();	1299	@$registry = ();
986		1300
…		…
991	for (@$attach) {	1305	for (@$attach) {
992	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
994	}	1308	}
995	} else {	1309	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1311	}
998	}	1312	}
999	}	1313	}
1000		1314
1001	cf::attachable->attach (	1315	cf::attachable->attach (
1002	prio => -1000000,	1316	prio => -1000000,
1003	on_instantiate => sub {	1317	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1318	my ($obj, $data) = @_;
1005		1319
1006	$data = from_json $data;	1320	$data = decode_json $data;
1007		1321
1008	for (@$data) {	1322	for (@$data) {
1009	my ($name, $args) = @$_;	1323	my ($name, $args) = @$_;
1010		1324
1011	$obj->attach ($name, %{$args || {} });	1325	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1339	);
1026		1340
1027	sub object_freezer_save {	1341	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
1029		1343
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1344	sync_job {
1033	if (length $$rdata) {	1345	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1346	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
1037		1350
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1352	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	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;
		1356	aio_fsync $fh;
		1357	}
1042	close $fh;	1358	aio_close $fh;
1043		1359
1044	if (@$objs) {	1360	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1362	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	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;
		1367	aio_fsync $fh;
		1368	}
1050	close $fh;	1369	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1371	}
1053	} else {	1372	} else {
1054	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
1055	}	1374	}
1056		1375
1057	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
		1377
		1378	$filename =~ s%/[^/]+$%%;
		1379	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1380	} else {
1059	warn "FATAL: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
1060	}	1382	}
1061	} else {	1383	} else {
1062	aio_unlink $filename;	1384	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
1064	}	1386	}
1065	};	1387	};
1066
1067	undef $guard;
1068	}	1388	}
1069		1389
1070	sub object_freezer_as_string {	1390	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1391	my ($rdata, $objs) = @_;
1072		1392
…		…
1077		1397
1078	sub object_thawer_load {	1398	sub object_thawer_load {
1079	my ($filename) = @_;	1399	my ($filename) = @_;
1080		1400
1081	my ($data, $av);	1401	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1402
1085	(aio_load $filename, $data) >= 0	1403	(aio_load $filename, $data) >= 0
1086	or return;	1404	or return;
1087		1405
1088	unless (aio_stat "$filename.pst") {	1406	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1407	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1408	or return;
1091		1409
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1410	my $st = eval { Coro::Storable::thaw $av };
		1411	$av = $st->{objs};
1094	}	1412	}
1095		1413
1096	utf8::decode (my $decname = $filename);	1414	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
1099		1418
1100	($data, $av)	1419	($data, $av)
1101	}	1420	}
1102		1421
1103	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1478	my ($name, $cb) = @_;
1160		1479
1161	$EXTICMD{$name} = $cb;	1480	$EXTICMD{$name} = $cb;
1162	}	1481	}
1163		1482
		1483	use File::Glob ();
		1484
1164	cf::player->attach (	1485	cf::player->attach (
1165	on_command => sub {	1486	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1167		1488
1168	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1169	or return;	1490	or return;
1170		1491
…		…
1178	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1179		1500
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1502
1182	if (ref $msg) {	1503	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1505
1188	my @reply;	1506	my @reply;
1189		1507
1190	if (my $cb = $EXTCMD{$type}) {	1508	if (my $cb = $EXTCMD{$type}) {
1191	@reply = $cb->($pl, @payload);	1509	@reply = $cb->($pl, @payload);
…		…
1193		1511
1194	$pl->ext_reply ($reply, @reply)	1512	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1513	if $reply;
1196		1514
1197	} else {	1515	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1517	}
1200		1518
1201	cf::override;	1519	cf::override;
1202	},	1520	},
1203	);	1521	);
1204		1522
		1523	# "readahead" all extensions
		1524	sub cache_extensions {
		1525	my $grp = IO::AIO::aio_group;
		1526
		1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1528	for (grep /\.ext$/, @{$_[0]}) {
		1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1530	}
		1531	};
		1532
		1533	$grp
		1534	}
		1535
1205	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1206	cf::sync_job {	1539	cf::sync_job {
1207	my %todo;	1540	my %todo;
1208		1541
1209	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1543	next unless -r $path;
…		…
1228		1561
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1564
1232	$ext{source} =	1565	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1235	. $source	1568	. $source
1236	. "\n};\n1";	1569	. "\n};\n1";
1237		1570
1238	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1239	}	1572	}
1240		1573
		1574	my $pass = 0;
1241	my %done;	1575	my %done;
1242	while (%todo) {	1576	while (%todo) {
1243	my $progress;	1577	my $progress;
1244		1578
		1579	++$pass;
		1580
		1581	ext:
1245	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1584	next ext
1248	unless exists $done{$_};	1585	unless exists $done{$_};
1249	}	1586	}
1250		1587
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1589
1253	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1594
		1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1596	if exists $v->{meta}{mandatory};
1258	warn $msg;	1597
1259	warn "mandatory extension failed to load, exiting.\n";	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1599	delete $todo{$k};
1261	}	1600	} else {
1262		1601	$done{$k} = delete $todo{$k};
1263	warn $msg;	1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1264	}	1607	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1608	}
1270		1609
1271	skip:	1610	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1274	}	1620	}
1275	};	1621	};
1276	}	1622	}
1277		1623
1278	#############################################################################	1624	#############################################################################
1279		1625
1280	=back	1626	=back
1281		1627
1282	=head2 CORE EXTENSIONS	1628	=head2 CORE EXTENSIONS
1283		1629
1284	Functions and methods that extend core crossfire objects.	1630	Functions and methods that extend core deliantra objects.
1285		1631
1286	=cut	1632	=cut
1287		1633
1288	package cf::player;	1634	package cf::player;
1289		1635
…		…
1332		1678
1333	sub exists($) {	1679	sub exists($) {
1334	my ($login) = @_;	1680	my ($login) = @_;
1335		1681
1336	$cf::PLAYER{$login}	1682	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1683	or !aio_stat path $login
1338	}	1684	}
1339		1685
1340	sub find($) {	1686	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1687	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1688	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1698	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1699
1354	my $f = new_from_file cf::object::thawer path $login	1700	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1701	or return;
1356		1702
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1703	my $pl = cf::player::load_pl $f
1359	or return;	1704	or return;
		1705
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1706	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1707	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1363	}	1709	}
1364	}	1710	}
1365	}	1711	}
1366		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
		1725
1367	sub save($) {	1726	sub save($) {
1368	my ($pl) = @_;	1727	my ($pl) = @_;
1369		1728
1370	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
1371		1730
…		…
1374		1733
1375	return if $pl->{deny_save};	1734	return if $pl->{deny_save};
1376		1735
1377	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
		1738
		1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1743
1380	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1745	cf::cede_to_tick;
1382	}	1746	}
1383		1747
…		…
1415	my ($pl) = @_;	1779	my ($pl) = @_;
1416		1780
1417	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1418		1782
1419	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1785
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1787	$pl->deactivate;
		1788
		1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1425	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1426		1794
1427	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1467		1835
1468	for my $login (@$dirs) {	1836	for my $login (@$dirs) {
1469	my $path = path $login;	1837	my $path = path $login;
1470		1838
1471	# a .pst is a dead give-away for a valid player	1839	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1840	# if no pst file found, open and chekc for blocked users
		1841	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1842	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1843	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1844	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1845	}
1477		1846
…		…
1481		1850
1482	\@logins	1851	\@logins
1483	}	1852	}
1484		1853
1485	=item $player->maps	1854	=item $player->maps
		1855
		1856	=item cf::player::maps $login
1486		1857
1487	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1488	player. May block.	1859	player. May block.
1489		1860
1490	=cut	1861	=cut
…		…
1508	}	1879	}
1509		1880
1510	\@paths	1881	\@paths
1511	}	1882	}
1512		1883
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1884	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1885
1515	Expand crossfire pod fragments into protocol xml.	1886	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1887
1564	=item $player->ext_reply ($msgid, @msg)	1888	=item $player->ext_reply ($msgid, @msg)
1565		1889
1566	Sends an ext reply to the player.	1890	Sends an ext reply to the player.
1567		1891
…		…
1599		1923
1600	=cut	1924	=cut
1601		1925
1602	sub find_by_path($) {	1926	sub find_by_path($) {
1603	my ($path) = @_;	1927	my ($path) = @_;
		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
1604		1930
1605	my ($match, $specificity);	1931	my ($match, $specificity);
1606		1932
1607	for my $region (list) {	1933	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1934	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1960	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1961	our $DEFAULT_RESET = 3000;
1636		1962
1637	sub generate_random_map {	1963	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1965
		1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1967
1640	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1969	}
1654		1970
1655	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1656		1972
1657	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1662		1978
1663	sub register {	1979	sub register {
1664	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1981	my $pkg = caller;
1666		1982
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1984
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1986	}
1672		1987
1673	# also paths starting with '/'	1988	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1990
1676	sub thawer_merge {	1991	sub thawer_merge {
1677	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1678		1993
1679	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1684	}	1999	}
1685		2000
1686	sub normalise {	2001	sub normalise {
1687	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1688		2003
1689	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1690		2005
1691	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1692		2007
1693	# map plan:	2008	# map plan:
1694	#	2009	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2025	$path = "$base/$path";
1711	}	2026	}
1712		2027
1713	for ($path) {	2028	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1717	}	2031	}
1718		2032
1719	$path	2033	$path
…		…
1733	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1734	return $self;	2048	return $self;
1735	}	2049	}
1736	}	2050	}
1737		2051
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2053	()
1740	}	2054	}
1741		2055
		2056	# may re-bless or do other evil things
1742	sub init {	2057	sub init {
1743	my ($self) = @_;	2058	my ($self) = @_;
1744		2059
1745	$self	2060	$self
1746	}	2061	}
…		…
1765		2080
1766	# the temporary/swap location	2081	# the temporary/swap location
1767	sub save_path {	2082	sub save_path {
1768	my ($self) = @_;	2083	my ($self) = @_;
1769		2084
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2085	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2086	"$TMPDIR/$path.map"
1772	}	2087	}
1773		2088
1774	# the unique path, undef == no special unique path	2089	# the unique path, undef == no special unique path
1775	sub uniq_path {	2090	sub uniq_path {
1776	my ($self) = @_;	2091	my ($self) = @_;
1777		2092
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2093	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2094	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2095	}
1790		2096
1791	sub decay_objects {	2097	sub decay_objects {
1792	my ($self) = @_;	2098	my ($self) = @_;
1793		2099
…		…
1820	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1821		2127
1822	1	2128	1
1823	}	2129	}
1824		2130
		2131	# used to laod the header of an original map
1825	sub load_header_orig {	2132	sub load_header_orig {
1826	my ($self) = @_;	2133	my ($self) = @_;
1827		2134
1828	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1829	}	2136	}
1830		2137
		2138	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2139	sub load_header_temp {
1832	my ($self) = @_;	2140	my ($self) = @_;
1833		2141
1834	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1835	}	2143	}
1836		2144
		2145	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2146	sub prepare_temp {
1838	my ($self) = @_;	2147	my ($self) = @_;
1839		2148
1840	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1842	# safety	2151	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2154	}
1846		2155
		2156	# called after loading the header from an original map
1847	sub prepare_orig {	2157	sub prepare_orig {
1848	my ($self) = @_;	2158	my ($self) = @_;
1849		2159
1850	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2185
1876	sub find;	2186	sub find;
1877	sub find {	2187	sub find {
1878	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
1879		2189
		2190	cf::cede_to_tick;
		2191
1880	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
1881		2193
1882	cf::lock_wait "map_data:$path";#d#remove	2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2196
1885	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2198	my $map = new_from_path cf::map $path
1890	or return;	2199	or return;
1891		2200
1892	$map->{last_save} = $cf::RUNTIME;	2201	$map->{last_save} = $cf::RUNTIME;
1893		2202
…		…
1895	or return;	2204	or return;
1896		2205
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2206	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2207	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2208	#$cf::WAIT_FOR_TICK->wait;
		2209	undef $guard2;
1900	undef $guard1;	2210	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2211	$map->reset;
1903	return find $path;	2212	return find $path;
1904	}	2213	}
1905		2214
1906	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
1907	}	2216	}
1908	}	2217	}
1909		2218
1910	sub pre_load { }	2219	sub pre_load { }
1911	sub post_load { }	2220	#sub post_load { } # XS
1912		2221
1913	sub load {	2222	sub load {
1914	my ($self) = @_;	2223	my ($self) = @_;
1915		2224
1916	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2228
1920	{	2229	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
1922		2231
1923	return unless $self->valid;	2232	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2234
1928	$self->alloc;	2235	$self->alloc;
1929		2236
1930	$self->pre_load;	2237	$self->pre_load;
1931	cf::cede_to_tick;	2238	cf::cede_to_tick;
1932		2239
		2240	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2241	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2242	$f->skip_block;
1935	$self->_load_objects ($f)	2243	$self->_load_objects ($f)
1936	or return;	2244	or return;
1937		2245
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2246	$self->post_load_original
1939	if delete $self->{load_original};	2247	if delete $self->{load_original};
1940		2248
1941	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2250	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2251	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2252	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2253	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2254	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2255	$f->resolve_delayed_derefs;
		2256	}
1948	}	2257	}
1949	}	2258	}
1950	}
1951		2259
1952	$f->resolve_delayed_derefs;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
1953		2267
1954	cf::cede_to_tick;	2268	cf::cede_to_tick;
1955	# now do the right thing for maps	2269	# now do the right thing for maps
1956	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2276	$self->decay_objects;
1963	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
1964	$self->update_buttons;	2278	$self->update_buttons;
1965	cf::cede_to_tick;	2279	cf::cede_to_tick;
1966	$self->set_darkness_map;	2280	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2281	}
1970		2282
1971	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2284	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2285	}
1976		2286
1977	$self->post_load;	2287	$self->post_load;
1978	}
1979		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2295	sub customise_for {
1981	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
1982		2297
1983	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2299	if $self->per_player;
…		…
1987	# if $self->per_party;	2302	# if $self->per_party;
1988		2303
1989	$self	2304	$self
1990	}	2305	}
1991		2306
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2307	sub find_sync {
2019	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
2020		2309
2021	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
2022	}	2315	}
2023		2316
2024	sub do_load_sync {	2317	sub do_load_sync {
2025	my ($map) = @_;	2318	my ($map) = @_;
2026		2319
		2320	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2322	if $Coro::current == $Coro::main;
2029		2323
2030	cf::sync_job { $map->load };	2324	$map->load;
2031	}	2325	}
2032		2326
2033	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
2035		2329
2036	sub find_async {	2330	sub find_async {
2037	my ($path, $origin, $load) = @_;	2331	my ($path, $origin, $load) = @_;
2038		2332
2039	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
2040		2334
2041	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2336	return $map if !$load || $map->linkable;
2043	}	2337	}
2044		2338
2045	$MAP_PREFETCH{$path} |= $load;	2339	$MAP_PREFETCH{$path} |= $load;
2046		2340
2047	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
		2342	$Coro::current->{desc} = "map prefetcher";
		2343
2048	while (%MAP_PREFETCH) {	2344	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2345	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2346	if (my $map = find $k) {
2051	$map->load if $v;	2347	$map->load if $v;
2052	}	2348	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
2060		2356
2061	()	2357	()
2062	}	2358	}
2063		2359
		2360	# common code, used by both ->save and ->swapout
2064	sub save {	2361	sub _save {
2065	my ($self) = @_;	2362	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2363
2069	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
2070		2365
2071	return unless $self->dirty;	2366	return unless $self->dirty;
2072		2367
…		…
2078	return if $self->{deny_save};	2373	return if $self->{deny_save};
2079		2374
2080	local $self->{last_access} = $self->last_access;#d#	2375	local $self->{last_access} = $self->last_access;#d#
2081		2376
2082	cf::async {	2377	cf::async {
		2378	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2379	$_->contr->save for $self->players;
2084	};	2380	};
		2381
		2382	cf::get_slot 0.02;
2085		2383
2086	if ($uniq) {	2384	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2385	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2386	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2387	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2389	}
2092	}	2390	}
2093		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
2094	sub swap_out {	2400	sub swap_out {
2095	my ($self) = @_;	2401	my ($self) = @_;
2096		2402
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
2102	return if $self->players;	2407	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
		2418	$self->clear;
		2419	}
		2420
		2421	sub reset_at {
		2422	my ($self) = @_;
		2423
		2424	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2425	return 1e99 if $self->{deny_reset};
2105		2426
		2427	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2428	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2429
		2430	$time + $to
		2431	}
		2432
		2433	sub should_reset {
		2434	my ($self) = @_;
		2435
		2436	$self->reset_at <= $cf::RUNTIME
		2437	}
		2438
		2439	sub reset {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	return if $self->players;
		2445
		2446	cf::trace "resetting map ", $self->path, "\n";
		2447
2106	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
		2449
		2450	# need to save uniques path
		2451	unless ($self->{deny_save}) {
		2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2453
		2454	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2455	if $uniq;
		2456	}
		2457
		2458	delete $cf::MAP{$self->path};
2107		2459
2108	$self->deactivate;	2460	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2461	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2462	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2463
2156	$self->unlink_save;	2464	$self->unlink_save;
2157	$self->destroy;	2465	$self->destroy;
2158	}	2466	}
2159		2467
…		…
2167		2475
2168	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
2169		2477
2170	$self->unlink_save;	2478	$self->unlink_save;
2171		2479
2172	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2485
…		…
2226		2534
2227	sub unique_maps() {	2535	sub unique_maps() {
2228	[	2536	[
2229	map {	2537	map {
2230	utf8::decode $_;	2538	utf8::decode $_;
2231	/\.map$/	2539	s/\.map$//; # TODO future compatibility hack
		2540	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2541	? ()
2232	? normalise $_	2542	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2544	]
2236	}	2545	}
2237		2546
2238	package cf;	2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
2239		2578
2240	=back	2579	=back
2241		2580
2242	=head3 cf::object	2581	=head3 cf::object
2243		2582
…		…
2247		2586
2248	=over 4	2587	=over 4
2249		2588
2250	=item $ob->inv_recursive	2589	=item $ob->inv_recursive
2251		2590
2252	Returns the inventory of the object _and_ their inventories, recursively.	2591	Returns the inventory of the object I<and> their inventories, recursively,
		2592	but I<not> the object itself.
2253		2593
2254	=cut	2594	=cut
2255		2595
2256	sub inv_recursive_;	2596	sub inv_recursive_;
2257	sub inv_recursive_ {	2597	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2602	inv_recursive_ inv $_[0]
2263	}	2603	}
2264		2604
2265	=item $ref = $ob->ref	2605	=item $ref = $ob->ref
2266		2606
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2607	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2608
2269	=item $ob = cf::object::deref ($refstring)	2609	=item $ob = cf::object::deref ($refstring)
2270		2610
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2611	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2612	even if the object actually exists. May block.
…		…
2274	=cut	2614	=cut
2275		2615
2276	sub deref {	2616	sub deref {
2277	my ($ref) = @_;	2617	my ($ref) = @_;
2278		2618
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2619	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2620	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2621	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2622	or return;
2286	$pl->ob->uuid eq $uuid	2623	$pl->ob->uuid eq $uuid
2287	or return;	2624	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2644	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2645	dialogue with the given NPC character.
2309		2646
2310	=cut	2647	=cut
2311		2648
		2649	our $SAY_CHANNEL = {
		2650	id => "say",
		2651	title => "Map",
		2652	reply => "say ",
		2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2654	};
		2655
		2656	our $CHAT_CHANNEL = {
		2657	id => "chat",
		2658	title => "Chat",
		2659	reply => "chat ",
		2660	tooltip => "Player chat and shouts, global to the server.",
		2661	};
		2662
2312	# rough implementation of a future "reply" method that works	2663	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2664	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2665	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2666	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2667	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2678	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2679	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2680
2330	} else {	2681	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2682	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2683	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2684	}
2334	}	2685	}
2335	}	2686	}
2336		2687
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2688	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2713
2363	=item $player_object->enter_link	2714	=item $player_object->enter_link
2364		2715
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2717
2367	The player should be reasonably safe there for short amounts of time. You	2718	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2720	though, as the player cannot control the character while it is on the link
		2721	map.
2369		2722
2370	Will never block.	2723	Will never block.
2371		2724
2372	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
2373		2726
…		…
2393	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2747	my ($self) = @_;
2395		2748
2396	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2397		2750
		2751	++$self->{_link_recursion};
		2752
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2754
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2402		2757
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2759	}
2405		2760
2406	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2408		2763
…		…
2425	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2427		2782
2428	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2431		2786
2432	$map->load;	2787	$map->load;
2433	$map->load_neighbours;
2434		2788
2435	return unless $self->contr->active;	2789	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2790
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2440	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2441		2798
		2799	}
		2800
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2802
2444	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2806	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2807	be called at the end of this process.
2449		2808
		2809	Note that $check will be called with a potentially non-loaded map, so if
		2810	it needs a loaded map it has to call C<< ->load >>.
		2811
2450	=cut	2812	=cut
2451		2813
2452	our $GOTOGEN;	2814	our $GOTOGEN;
2453		2815
2454	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
		2824
2457	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2827
2460	$self->enter_link;	2828	$self->enter_link;
2461		2829
2462	(async {	2830	(async {
		2831	$Coro::current->{desc} = "player::goto $path $x $y";
		2832
2463	# *tag paths override both path and x|y	2833	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2834	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2835	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2836	my $ob = $obs[rand @obs];
2467		2837
…		…
2478	($path, $x, $y) = (undef, undef, undef);	2848	($path, $x, $y) = (undef, undef, undef);
2479	}	2849	}
2480	}	2850	}
2481		2851
2482	my $map = eval {	2852	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2484		2854
2485	if ($map) {	2855	if ($map) {
2486	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2858	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2860	}
2491		2861
2492	$map	2862	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2503	}	2873	}
2504		2874
2505	$done->() if $done;	2875	$done->($self) if $done;
2506	})->prio (1);	2876	})->prio (1);
2507	}	2877	}
2508		2878
2509	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2510		2880
…		…
2530	}	2900	}
2531		2901
2532	sub prepare_random_map {	2902	sub prepare_random_map {
2533	my ($exit) = @_;	2903	my ($exit) = @_;
2534		2904
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2905	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2906	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2907	# that depends on the exit object
2540		2908
2541	my $rmp = parse_random_map_params $exit->msg;	2909	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2911	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2912	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2913	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2914	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2915	$rmp->{origin_y} = $exit->y;
		2916
		2917	$exit->map->touch;
2548	}	2918	}
2549		2919
2550	$rmp->{random_seed} ||= $exit->random_seed;	2920	$rmp->{random_seed} ||= $exit->random_seed;
2551		2921
2552	my $data = cf::to_json $rmp;	2922	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2923	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2924	my $meta = "$RANDOMDIR/$md5.meta";
2555		2925
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2926	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2927	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2928	undef $fh;
2559	aio_rename "$meta~", $meta;	2929	aio_rename "$meta~", $meta;
2560		2930
		2931	my $slaying = "?random/$md5";
		2932
		2933	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2934	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2935	$exit->msg (undef);
		2936	}
2563	}	2937	}
2564	}	2938	}
2565		2939
2566	sub cf::object::player::enter_exit {	2940	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2941	my ($self, $exit) = @_;
2568		2942
2569	return unless $self->type == cf::PLAYER;	2943	return unless $self->type == cf::PLAYER;
2570		2944
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2945	$self->enter_link;
2583		2946
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2947	(async {
2589	$self->deactivate_recursive; # just to be sure	2948	$Coro::current->{desc} = "enter_exit";
		2949
2590	unless (eval {	2950	unless (eval {
		2951	$self->deactivate_recursive; # just to be sure
		2952
		2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2954	my $x = $exit->stats->hp;
		2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
		2979
2591	$self->goto ($slaying, $hp, $sp);	2980	$self->goto ($map, $x, $y);
2592		2981
		2982	# if exit is damned, update players death & WoR home-position
		2983	$self->contr->savebed ($map, $x, $y)
		2984	if $exit->flag (cf::FLAG_DAMNED);
		2985
2593	1;	2986	1
2594	}) {	2987	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2992
2600	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	2994	$self->leave_link;
2602	}	2995	}
2603	})->prio (1);	2996	})->prio (1);
2604	}	2997	}
2605		2998
…		…
2617	sub cf::client::send_drawinfo {	3010	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	3011	my ($self, $text, $flags) = @_;
2619		3012
2620	utf8::encode $text;	3013	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3015	}
		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
2622	}	3040	}
2623		3041
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		3043
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	3046	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	3047	the message unless the client supports the msg packet.
2630		3048
2631	=cut	3049	=cut
2632		3050
		3051	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
2634	"c/identify" => {	3059	"c/identify" => {
2635	id => "identify",	3060	id => "infobox",
2636	title => "Identify",	3061	title => "Identify",
2637	reply => undef,	3062	reply => undef,
2638	tooltip => "Items recently identified",	3063	tooltip => "Items recently identified",
2639	},	3064	},
2640	"c/examine" => {	3065	"c/examine" => {
2641	id => "examine",	3066	id => "infobox",
2642	title => "Examine",	3067	title => "Examine",
2643	reply => undef,	3068	reply => undef,
2644	tooltip => "Signs and other items you examined",	3069	tooltip => "Signs and other items you examined",
2645	},	3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
		3076	},
		3077	"c/book" => {
		3078	id => "infobox",
		3079	title => "Book",
		3080	reply => undef,
		3081	tooltip => "The contents of a note or book",
		3082	},
		3083	"c/lookat" => {
		3084	id => "infobox",
		3085	title => "Look",
		3086	reply => undef,
		3087	tooltip => "What you saw there",
		3088	},
		3089	"c/who" => {
		3090	id => "infobox",
		3091	title => "Players",
		3092	reply => undef,
		3093	tooltip => "Shows players who are currently online",
		3094	},
		3095	"c/body" => {
		3096	id => "infobox",
		3097	title => "Body Parts",
		3098	reply => undef,
		3099	tooltip => "Shows which body parts you posess and are available",
		3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
		3107	"c/skills" => {
		3108	id => "infobox",
		3109	title => "Skills",
		3110	reply => undef,
		3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
		3136	},
		3137	"c/uptime" => {
		3138	id => "infobox",
		3139	title => "Uptime",
		3140	reply => undef,
		3141	tooltip => "How long the server has been running since last restart",
		3142	},
		3143	"c/mapinfo" => {
		3144	id => "infobox",
		3145	title => "Map Info",
		3146	reply => undef,
		3147	tooltip => "Information related to the maps",
		3148	},
		3149	"c/party" => {
		3150	id => "party",
		3151	title => "Party",
		3152	reply => "gsay ",
		3153	tooltip => "Messages and chat related to your party",
		3154	},
		3155	"c/death" => {
		3156	id => "death",
		3157	title => "Death",
		3158	reply => undef,
		3159	tooltip => "Reason for and more info about your most recent death",
		3160	},
		3161	"c/say" => $SAY_CHANNEL,
		3162	"c/chat" => $CHAT_CHANNEL,
2646	);	3163	);
2647		3164
2648	sub cf::client::send_msg {	3165	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	3166	my ($self, $channel, $msg, $color, @extra) = @_;
2650		3167
2651	$msg = $self->pl->expand_cfpod ($msg);	3168	$msg = $self->pl->expand_cfpod ($msg)
		3169	unless $color & cf::NDI_VERBATIM;
2652		3170
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	3171	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		3172
2655	# check predefined channels, for the benefit of C	3173	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3174	if ($CHANNEL{$channel}) {
		3175	$channel = $CHANNEL{$channel};
2657		3176
		3177	$self->ext_msg (channel_info => $channel);
		3178	$channel = $channel->{id};
		3179
2658	if (ref $channel) {	3180	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	3181	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	3182	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	3183	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	3184	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	3185	}
2665		3186
2666	$channel = $channel->{id};	3187	$channel = $channel->{id};
2667	}	3188	}
2668		3189
2669	return unless @extra || length $msg;	3190	return unless @extra || length $msg;
2670		3191
2671	if ($self->can_msg) {
2672	# default colour, mask it out	3192	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3193	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	3194	if $color & cf::NDI_DEF;
2675		3195
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	3196	my $pkt = "msg "
		3197	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	3199	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		3200
2690	$color &= cf::NDI_COLOR_MASK;	3201	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	3202	}
2704		3203
2705	=item $client->ext_msg ($type, @msg)	3204	=item $client->ext_msg ($type, @msg)
2706		3205
2707	Sends an ext event to the client.	3206	Sends an ext event to the client.
…		…
2710		3209
2711	sub cf::client::ext_msg($$@) {	3210	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3211	my ($self, $type, @msg) = @_;
2713		3212
2714	if ($self->extcmd == 2) {	3213	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	3215	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	3216	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	3218	}
2720	}	3219	}
2721		3220
2722	=item $client->ext_reply ($msgid, @msg)	3221	=item $client->ext_reply ($msgid, @msg)
2723		3222
…		…
2726	=cut	3225	=cut
2727		3226
2728	sub cf::client::ext_reply($$@) {	3227	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3228	my ($self, $id, @msg) = @_;
2730		3229
2731	if ($self->extcmd == 2) {	3230	return unless $self->extcmd == 2;
		3231
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}
2738	}	3233	}
2739		3234
2740	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2741		3236
2742	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
2797	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
2798		3293
2799	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2800		3295
2801	if (ref $msg) {	3296	if (ref $msg) {
2802	my ($type, $reply, @payload) =	3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2803	"ARRAY" eq ref $msg
2804	? @$msg
2805	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2806		3298
2807	my @reply;	3299	my @reply;
2808		3300
2809	if (my $cb = $EXTICMD{$type}) {	3301	if (my $cb = $EXTICMD{$type}) {
2810	@reply = $cb->($ns, @payload);	3302	@reply = $cb->($ns, @payload);
…		…
2812		3304
2813	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
2814	if $reply;	3306	if $reply;
2815		3307
2816	} else {	3308	} else {
2817	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2818	}	3310	}
2819		3311
2820	cf::override;	3312	cf::override;
2821	},	3313	},
2822	);	3314	);
…		…
2842		3334
2843	$coro	3335	$coro
2844	}	3336	}
2845		3337
2846	cf::client->attach (	3338	cf::client->attach (
2847	on_destroy => sub {	3339	on_client_destroy => sub {
2848	my ($ns) = @_;	3340	my ($ns) = @_;
2849		3341
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3343	},
2852	);	3344	);
…		…
2868	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2869		3361
2870	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2871		3363
2872	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
2875	sort time	3367	sort time
2876	));	3368	));
2877		3369
2878	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
2880	=pod	3372	=pod
2881		3373
2882	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2883		3375
2884	cf::object	3376	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3377	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3378	insert remove name archname title slaying race decrease split
		3379	value
2887		3380
2888	cf::object::player	3381	cf::object::player
2889	player	3382	player
2890		3383
2891	cf::player	3384	cf::player
…		…
2896		3389
2897	=cut	3390	=cut
2898		3391
2899	for (	3392	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3395	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2906	) {	3399	) {
2907	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2910	for @funs;	3402	for @funs;
2911	}	3403	}
2912		3404
…		…
2927		3419
2928	my $qcode = $code;	3420	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2931		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2932	local $_;	3427	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3428
2935	my $eval =	3429	my $eval =
2936	"do {\n"	3430	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3433	. $code
2940	. "\n}"	3434	. "\n}"
2941	;	3435	;
2942		3436
		3437	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2946		3446
2947	if ($@) {	3447	if ($@) {
2948	warn "$@";	3448	warn "$@",
2949	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2950	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2951	}	3451	}
2952		3452
2953	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2954	}	3454	}
2955		3455
…		…
2969	=cut	3469	=cut
2970		3470
2971	sub register_script_function {	3471	sub register_script_function {
2972	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2973		3473
2974	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2976	}	3476	}
2977		3477
2978	=back	3478	=back
2979		3479
2980	=cut	3480	=cut
…		…
2989	# for this (global event?)	3489	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
2991		3491
2992	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2993		3493
2994	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
2995		3495
2996	my $facedata;	3496	my $facedata = decode_storable load_file $path;
2997	0 < aio_load $path, $facedata
2998	or die "$path: $!";
2999
3000	$facedata = Coro::Storable::thaw $facedata;
3001		3497
3002	$facedata->{version} == 2	3498	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3500
3005	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3504	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3009	};	3507	};
3010	cf::cede_to_tick;	3508	cf::cede_to_tick;
3011		3509
3012	{	3510	{
3013	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
3014		3512
3015	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
3017	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3021		3521
3022	cf::cede_to_tick;	3522	cf::cede_to_tick;
3023	}	3523	}
3024		3524
3025	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
3027	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
3028	or next;	3529	or next;
		3530
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3534	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3034	}	3536	}
3035		3537
3036	cf::cede_to_tick;	3538	cf::cede_to_tick;
3037	}	3539	}
3038	}	3540	}
…		…
3047		3549
3048	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3049	}	3551	}
3050		3552
3051	{	3553	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3055		3555
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
		3557	if (defined (my $type = $info->{type})) {
		3558	# TODO: different hash - must free and use new index, or cache ixface data queue
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3560
3062	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3562	cf::face::set_type $idx, $type;
3064		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3564	} else {
3072	$data = $info->{data};	3565	# $RESOURCE{$name} = $info; # unused
3073	}	3566	}
3074		3567
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3568	cf::cede_to_tick;
3079	}	3569	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3570	}
		3571
		3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3573
3100	1	3574	1
3101	}	3575	}
3102		3576
3103	register_exticmd fx_want => sub {	3577	register_exticmd fx_want => sub {
…		…
3105		3579
3106	while (my ($k, $v) = each %$want) {	3580	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3581	$ns->fx_want ($k, $v);
3108	}	3582	}
3109	};	3583	};
		3584
		3585	sub load_resource_file($) {
		3586	my $guard = lock_acquire "load_resource_file";
		3587
		3588	my $status = load_resource_file_ $_[0];
		3589	get_slot 0.1, 100;
		3590	cf::arch::commit_load;
		3591
		3592	$status
		3593	}
3110		3594
3111	sub reload_regions {	3595	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3596	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3597	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3598	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3612	}
3129		3613
3130	sub reload_archetypes {	3614	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3615	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3616	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3617	}
3139		3618
3140	sub reload_treasures {	3619	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
3143	}	3622	}
3144		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
3145	sub reload_resources {	3644	sub reload_resources {
3146	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
3147		3646
		3647	reload_exp_table;
		3648	reload_materials;
		3649	reload_facedata;
		3650	reload_sound;
		3651	reload_archetypes;
3148	reload_regions;	3652	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3653	reload_treasures;
3153		3654
3154	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3656	}
3160		3657
3161	sub reload_config {	3658	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3659	trace "reloading config file...\n";
3163	or return;
3164		3660
3165	local $/;	3661	my $config = load_file "$CONFDIR/config";
3166	*CFG = YAML::Syck::Load <$fh>;	3662	utf8::decode $config;
		3663	*CFG = decode_yaml $config;
3167		3664
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3169		3666
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3172		3669
3173	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
3177	};	3674	};
3178	warn $@ if $@;	3675	warn $@ if $@;
3179	}	3676	}
3180	}	3677	}
3181		3678
		3679	sub pidfile() {
		3680	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3681	or die "$PIDFILE: $!";
		3682	flock $fh, &Fcntl::LOCK_EX
		3683	or die "$PIDFILE: flock: $!";
		3684	$fh
		3685	}
		3686
		3687	# make sure only one server instance is running at any one time
		3688	sub atomic {
		3689	my $fh = pidfile;
		3690
		3691	my $pid = <$fh>;
		3692	kill 9, $pid if $pid > 0;
		3693
		3694	seek $fh, 0, 0;
		3695	print $fh $$;
		3696	}
		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
3182	sub main {	3707	sub main {
		3708	cf::init_globals; # initialise logging
		3709
		3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3714
		3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3716
3183	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3719	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3720	(async {
3187	Event::one_event;	3721	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3722	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3723	})->prio (Coro::PRIO_MAX);
3189	};	3724	};
3190		3725
		3726	evthread_start IO::AIO::poll_fileno;
		3727
		3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
		3737	reload_resources;
3191	reload_config;	3738	reload_config;
3192	db_init;	3739	db_init;
		3740
		3741	cf::init_uuid;
		3742	cf::init_signals;
		3743	cf::init_skills;
		3744
		3745	cf::init_beforeplay;
		3746
		3747	atomic;
		3748
3193	load_extensions;	3749	load_extensions;
3194		3750
3195	$TICK_WATCHER->start;	3751	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3752
		3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
		3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3756
		3757	cf::_post_init 0;
		3758	};
		3759
		3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3197	}	3768	}
3198		3769
3199	#############################################################################	3770	#############################################################################
3200	# initialisation and cleanup	3771	# initialisation and cleanup
3201		3772
3202	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3203	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3212	},
3213	);	3779	};
3214	}	3780	}
3215	}	3781	}
3216		3782
3217	sub write_runtime {	3783	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
3219		3785
3220	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3222		3788
3223	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3790
3225	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3226		3792
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3794	or return;
3229		3795
3230	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
3243		3809
3244	close $fh	3810	close $fh
3245	or return;	3811	or return;
3246		3812
3247	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3814	and return;
3249		3815
3250	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3251		3817
3252	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
3253	}	3869	}
3254		3870
3255	sub emergency_save() {	3871	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3257		3873
3258	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3259		3880
3260	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3261	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3892	$pl->save;
3269	}	3893	}
3270	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3271		3895
3272	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3901	$map->valid or next;
3276	$map->save;	3902	$map->save;
3277	}	3903	}
3278	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3279		3905
3280	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3283	};	3934	};
3284		3935
3285	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3286	}	3937	}
3287		3938
3288	sub post_cleanup {	3939	sub post_cleanup {
3289	my ($make_core) = @_;	3940	my ($make_core) = @_;
3290		3941
		3942	IO::AIO::flush;
		3943
3291	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3293	}	3974	}
3294		3975
3295	sub do_reload_perl() {	3976	sub do_reload_perl() {
3296	# can/must only be called in main	3977	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3298	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3299	return;	3980	return;
3300	}	3981	}
3301		3982
3302	warn "reloading...";	3983	return if $RELOAD++;
3303		3984
3304	warn "entering sync_job";	3985	my $t1 = AE::time;
3305		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3306	cf::sync_job {	3993	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark
3308	cf::emergency_save;	3994	#cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark
3310		3995
3311	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;
3313
3314	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();	3998	%EXT_CORO = ();
3335		3999
3336	warn "removing commands";	4000	trace "perl_reload: removing commands";
3337	%COMMAND = ();	4001	%COMMAND = ();
3338		4002
3339	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3340	%EXTCMD = ();	4004	%EXTCMD = ();
3341	%EXTICMD = ();	4005	%EXTICMD = ();
3342		4006
3343	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3346		4010
3347	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3348	eval {	4012	eval {
3349	$cb->($pkg);	4013	$cb->($pkg);
3350	1	4014	1
3351	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3352	}	4020	}
3353		4021
3354	warn "... nuking $pkg";
3355	Symbol::delete_package $pkg;
3356	}
3357
3358	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3359	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		4025
3362	warn "... unloading $k";	4026	trace "... unloading $k";
3363	delete $INC{$k};	4027	delete $INC{$k};
3364		4028
3365	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3367		4031
3368	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3369	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3370	}	4037	}
3371		4038
3372	Symbol::delete_package $k;
3373	}
3374
3375	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		4042
3379	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		4046
3383	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3384	# and global variables created in xs	4048	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3386		4050
3387	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3388		4052
3389	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3390	require cf;	4054	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3392		4056
3393	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3394	cf::reload_config;	4058	cf::reload_config;
3395		4059
3396	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3397	cf::load_extensions;	4061	cf::load_extensions;
3398		4062
		4063	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3402	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3405		4071
3406	warn "leaving sync_job";	4072	cf::_post_init 1;
3407		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3408	1	4076	1
3409	} or do {	4077	} or do {
3410	warn $@;	4078	error $@;
3411	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3412	exit 1;	4080	};
		4081
		4082	--$RELOAD;
3413	};	4083	}
3414		4084
3415	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3416	};	4087	};
3417		4088
3418	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3419		4090
3420	sub reload_perl() {	4091	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3423		4094
3424	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	4097
3427	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	4099	do_reload_perl;
3430	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3431	},	4101	};
3432	);	4102	};
3433	}	4103	}
3434		4104
3435	register_command "reload" => sub {	4105	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
3437		4107
3438	if ($who->flag (FLAG_WIZ)) {	4108	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	4109	$who->message ("reloading server.");
		4110	async {
		4111	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	4112	reload_perl;
		4113	};
3441	}	4114	}
3442	};	4115	};
3443		4116
3444	unshift @INC, $LIBDIR;	4117	#############################################################################
3445		4118
3446	my $bug_warning = 0;	4119	my $bug_warning = 0;
3447		4120
3448	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;
3450
3451	sub wait_for_tick {	4121	sub wait_for_tick() {
3452	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3453	return if $Coro::current == $Coro::main;
3454		4123
3455	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3456	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;
3458	}	4125	}
3459		4126
3460	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3461	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3462	return if $Coro::current == $Coro::main;
3463		4129
3464	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	4132	$signal->wait;
3467	}	4133	}
3468		4134
3469	our $stat_fh;	4135	sub tick {
3470	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3471
3472	$TICK_WATCHER = Event->timer (
3473	reentrant => 0,
3474	parked => 1,
3475	prio => 0,
3476	at => $NEXT_TICK || $TICK,
3477	data => WF_AUTOCANCEL,
3478	cb => sub {
3479	if ($Coro::current != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3480	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3481	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3482	return;	4139	return;
3483	}	4140	}
3484		4141
3485	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4142	cf::one_tick; # one server iteration
3486		4143
3487	$NOW = $tick_start = Event::time;	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488		4145
3489	cf::server_tick; # one server iteration
3490
3491	$RUNTIME += $TICK;
3492	$NEXT_TICK += $TICK;
3493
3494	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3495	$NEXT_RUNTIME_WRITE = $NOW + 10;	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3496	Coro::async_pool {	4148	Coro::async_pool {
		4149	$Coro::current->{desc} = "runtime saver";
3497	write_runtime	4150	write_runtime_sync
3498	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3499	};
3500	}	4152	};
		4153	}
3501		4154
3502	# my $AFTER = Event::time;
3503	# warn $AFTER - $NOW;#d#
3504
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	4156	$sig->send;
3507	}	4157	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3509	$sig->send;
3510	}
3511		4159
3512	$NOW = Event::time;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		4162
3523	_post_tick;	4163	if (0) {
3524		4164	if ($NEXT_TICK) {
3525	# gather some statistics#d#	4165	my $jitter = $TICK_START - $NEXT_TICK;
3526	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3527	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4167	debug "jitter $JITTER\n";#d#
		4168	}
3528	},	4169	}
3529	);	4170	}
3530		4171
3531	{	4172	{
		4173	# configure BDB
		4174
3532	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3533	BDB::max_poll_time $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3534	$BDB_POLL_WATCHER = Event->io (	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3535	reentrant => 0,
3536	fd => BDB::poll_fileno,
3537	poll => 'r',
3538	prio => 0,
3539	data => WF_AUTOCANCEL,
3540	cb => \&BDB::poll_cb,
3541	);
3542
3543	BDB::set_sync_prepare {
3544	my $status;
3545	my $current = $Coro::current;
3546	(
3547	sub {
3548	$status = $!;
3549	$current->ready; undef $current;
3550	},
3551	sub {
3552	Coro::schedule while defined $current;
3553	$! = $status;
3554	},
3555	)
3556	};
3557		4178
3558	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3559	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
		4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3560		4186
3561	cf::sync_job {	4187	cf::sync_job {
3562	eval {	4188	eval {
3563	BDB::db_env_open	4189	BDB::db_env_open
3564	$DB_ENV,	4190	$DB_ENV,
…		…
3566	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4192	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3567	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4193	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3568	0666;	4194	0666;
3569		4195
3570	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4196	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3571
3572	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3573	| BDB::LOG_AUTOREMOVE, 1);
3574	$DB_ENV->set_lk_detect;
3575	};	4197	};
3576		4198
3577	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3578	};	4200	};
3579	}	4201	}
3580		4202
3581	$BDB_CHECKPOINT_WATCHER = Event->timer (	4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3582	after => 11,	4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3583	interval => 60,	4205	};
3584	hard => 1,	4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3585	prio => 0,
3586	data => WF_AUTOCANCEL,
3587	cb => sub {
3588	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3589	},
3590	);	4208	};
3591	$BDB_TRICKLE_WATCHER = Event->timer (	4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3592	after => 5,
3593	interval => 10,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3599	},
3600	);	4211	};
3601	}	4212	}
3602		4213
3603	{	4214	{
		4215	# configure IO::AIO
		4216
3604	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3605
3606	undef $Coro::AIO::WATCHER;
3607	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3608	$AIO_POLL_WATCHER = Event->io (	4219	undef $AnyEvent::AIO::WATCHER;
3609	reentrant => 0,
3610	data => WF_AUTOCANCEL,
3611	fd => IO::AIO::poll_fileno,
3612	poll => 'r',
3613	prio => 6,
3614	cb => \&IO::AIO::poll_cb,
3615	);
3616	}	4220	}
3617		4221
3618	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3619		4224
3620	sub _log_backtrace {	4225	sub _log_backtrace {
3621	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3622		4227
3623	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3624		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3625	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3626	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3627	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3628	async {	4238	async {
		4239	$Coro::current->{desc} = "abt $msg";
		4240
3629	my @bt = fork_call {	4241	my @bt = fork_call {
3630	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
3631	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4243	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3632	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4244	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3633	or die "addr2line: $!";	4245	or die "addr2line: $!";
…		…
3641	}	4253	}
3642		4254
3643	@funcs	4255	@funcs
3644	};	4256	};
3645		4257
3646	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3647	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3648	--$_log_backtrace;	4261	--$_log_backtrace;
3649	};	4262	};
3650	} else {	4263	} else {
3651	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3652	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3653	}	4266	}
3654	}	4267	}
3655		4268
3656	# load additional modules	4269	# load additional modules
3657	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3658		4272
3659	END { cf::emergency_save }	4273	END { cf::emergency_save }
3660		4274
3661	1	4275	1
3662		4276

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines