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 1.395 by root, Sat Nov 10 22:41:59 2007 UTC vs.
Revision 1.604 by root, Thu Nov 15 07:08:08 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$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		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
365	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	603
367	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	608	$job->[2]->send;
371	Coro::cede;	609	Coro::cede;
372	goto next_job;	610	goto next_job;
373	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	613	}
375	}	614	}
376		615
377	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
433		675
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
437		677
438	my $busy = 1;	678	my $busy = 1;
439	my @res;	679	my @res;
440		680
441	(async {	681	(async {
442	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	683	@res = eval { $job->() };
444	warn $@ if $@;	684	error $@ if $@;
445	undef $busy;	685	undef $busy;
446	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
447		687
448	while ($busy) {	688	while ($busy) {
449	if (Coro::nready) {	689	if (Coro::nready) {
450	Coro::cede_notself;	690	Coro::cede_notself;
451	} else {	691	} else {
452	Event::one_event;	692	EV::loop EV::LOOP_ONESHOT;
453	}	693	}
454	}	694	}
455		695
456	$time = Event::time - $time;	696	my $time = AE::time - $time;
457		697
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
462		699
463	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
464	} else {	701	} else {
465	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
466		703
…		…
486	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
487		724
488	$coro	725	$coro
489	}	726	}
490		727
491	=item fork_call { }, $args	728	=item fork_call { }, @args
492		729
493	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
497		734
498	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
499		740
500	sub fork_call(&@) {	741	sub fork_call(&@) {
501	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
502		743
503	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)
506
507	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
508	reset_signals;	745	cf::post_fork;
509	&$cb	746	&$cb
510	}, @args;	747	} @args;
511		748
512	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
513	}	788	}
514		789
515	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
516		791
517	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
527	within each server.	802	within each server.
528		803
529	=cut	804	=cut
530		805
531	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
532	my ($name) = @_;	810	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
534		812
535	eval {	813	eval {
536	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
546	}	824	}
547		825
548	our $DB;	826	our $DB;
549		827
550	sub db_init {	828	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	829	$DB ||= db_table "db";
553	};
554	}	830	}
555		831
556	sub db_get($$) {	832	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
558		834
559	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
560	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
561		839
562	$! ? ()	840	$! ? ()
563	: $data	841	: $data
564	}
565	}	842	}
566		843
567	sub db_put($$$) {	844	sub db_put($$$) {
568	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		874
598	my @data;	875	my @data;
599	my $md5;	876	my $md5;
600		877
601	for (0 .. $#$src) {	878	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	880	}
605		881
606	# if processing is expensive, check	882	# if processing is expensive, check
607	# checksum first	883	# checksum first
608	if (1) {	884	if (1) {
…		…
621		897
622	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
623	}	899	}
624	}	900	}
625		901
626	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
627	my $data = $process->(\@data);	903	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
629		905
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		907
632	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
635		911
…		…
645		921
646	=cut	922	=cut
647		923
648	sub datalog($@) {	924	sub datalog($@) {
649	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	927	}
652		928
653	=back	929	=back
654		930
655	=cut	931	=cut
656		932
657	#############################################################################	933	#############################################################################
658		934
659	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
660		936
661	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
664		940
665	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
716	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
717		993
718	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
720		996
721	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
723		999
724	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
725		1001
726	=over 4	1002	=over 4
…		…
850		1126
851	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1129
854	} elsif (ref $type) {	1130	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
856		1132
857	} else {	1133	} else {
858	shift @arg;	1134	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
860	}	1136	}
861	}	1137	}
862	}	1138	}
863		1139
864	sub _object_attach {	1140	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
875	}	1151	}
876		1152
877	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
878	} else {	1154	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1156	}
881		1157
882	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
883	}	1159	}
884		1160
…		…
943		1219
944	for (@$callbacks) {	1220	for (@$callbacks) {
945	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
946		1222
947	if ($@) {	1223	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1225	override;
951	}	1226	}
952		1227
953	return 1 if $override;	1228	return 1 if $override;
954	}	1229	}
955		1230
956	0	1231	0
957	}	1232	}
958		1233
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1235
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1237
963	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
964		1239
…		…
1017		1292
1018	sub reattach {	1293	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1295	my ($obj) = @_;
1021		1296
		1297	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1299
1024	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1025		1301
1026	@$registry = ();	1302	@$registry = ();
1027		1303
…		…
1032	for (@$attach) {	1308	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1035	}	1311	}
1036	} else {	1312	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1314	}
1039	}	1315	}
1040	}	1316	}
1041		1317
1042	cf::attachable->attach (	1318	cf::attachable->attach (
1043	prio => -1000000,	1319	prio => -1000000,
1044	on_instantiate => sub {	1320	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1046		1322
1047	$data = from_json $data;	1323	$data = decode_json $data;
1048		1324
1049	for (@$data) {	1325	for (@$data) {
1050	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1051		1327
1052	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1070		1346
1071	sync_job {	1347	sync_job {
1072	if (length $$rdata) {	1348	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1076		1353
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1081	close $fh;	1361	aio_close $fh;
1082		1362
1083	if (@$objs) {	1363	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1089	close $fh;	1372	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1374	}
1092	} else {	1375	} else {
1093	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1094	}	1377	}
1095		1378
1096	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1383	} else {
1098	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1099	}	1385	}
1100	} else {	1386	} else {
1101	aio_unlink $filename;	1387	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1103	}	1389	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1414	$av = $st->{objs};
1129	}	1415	}
1130		1416
1131	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1134		1421
1135	($data, $av)	1422	($data, $av)
1136	}	1423	}
1137		1424
1138	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1142	=cut	1429	=cut
1143		1430
1144	#############################################################################	1431	#############################################################################
1145	# command handling &c	1432	# command handling &c
1146		1433
1147	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1148		1435
1149	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1150	$name.	1437	$name.
1151		1438
1152	=cut	1439	=cut
…		…
1158	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1159		1446
1160	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1161	}	1448	}
1162		1449
1163	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1164		1451
1165	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1166	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1167	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1168	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1169	has logged in successfully.	1456	has logged in successfully.
1170		1457
1171	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1172	called.
1173		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1174	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1175		1466
1176	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1177	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1178	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1179	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1180	log-in.	1471	log-in.
1181		1472
1182	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1183	called.
1184		1474
1185	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1186		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1187	sub register_extcmd {	1482	sub register_extcmd($$) {
1188	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1189		1484
1190	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1191	}	1486	}
1192		1487
1193	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1194	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1195		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1196	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1197	}	1498	}
1198		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1199	cf::player->attach (	1508	cf::player->attach (
1200	on_command => sub {	1509	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1202		1511
1203	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1204	or return;	1513	or return;
1205		1514
…		…
1213	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1214		1523
1215	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1216		1525
1217	if (ref $msg) {	1526	if (ref $msg) {
1218	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1219	"ARRAY" eq ref $msg
1220	? @$msg
1221	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1222		1528
1223	my @reply;
1224
1225	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1226	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1227	}	1547	}
1228		1548
1229	$pl->ext_reply ($reply, @reply)
1230	if $reply;
1231
1232	} else {	1549	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1551	}
1235		1552
1236	cf::override;	1553	cf::override;
1237	},	1554	},
1238	);	1555	);
1239		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1240	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1241	cf::sync_job {	1586	cf::sync_job {
1242	my %todo;	1587	my %todo;
1243		1588
1244	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1590	next unless -r $path;
…		…
1263		1608
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1611
1267	$ext{source} =	1612	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1270	. $source	1615	. $source
1271	. "\n};\n1";	1616	. "\n};\n1";
1272		1617
1273	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1274	}	1619	}
1275		1620
		1621	my $pass = 0;
1276	my %done;	1622	my %done;
1277	while (%todo) {	1623	while (%todo) {
1278	my $progress;	1624	my $progress;
1279		1625
		1626	++$pass;
		1627
		1628	ext:
1280	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1631	next ext
1283	unless exists $done{$_};	1632	unless exists $done{$_};
1284	}	1633	}
1285		1634
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1636
1288	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1293	warn $msg;	1653
1294	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1655	delete $todo{$k};
1296	}	1656	} else {
1297		1657	$done{$k} = delete $todo{$k};
1298	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1299	}	1663	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1664	}
1305		1665
1306	skip:	1666	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1309	}	1676	}
1310	};	1677	};
1311	}	1678	}
1312		1679
1313	#############################################################################	1680	#############################################################################
1314		1681
1315	=back	1682	=back
1316		1683
1317	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1318		1685
1319	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1320		1687
1321	=cut	1688	=cut
1322		1689
1323	package cf::player;	1690	package cf::player;
1324		1691
…		…
1367		1734
1368	sub exists($) {	1735	sub exists($) {
1369	my ($login) = @_;	1736	my ($login) = @_;
1370		1737
1371	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1373	}	1740	}
1374		1741
1375	sub find($) {	1742	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1744	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1757	or return;
1391		1758
1392	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1393	or return;	1760	or return;
		1761
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1397	}	1765	}
1398	}	1766	}
1399	}	1767	}
1400		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1401	sub save($) {	1782	sub save($) {
1402	my ($pl) = @_;	1783	my ($pl) = @_;
1403		1784
1404	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1405		1786
…		…
1408		1789
1409	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1410		1791
1411	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1799
1414	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1801	cf::cede_to_tick;
1416	}	1802	}
1417		1803
…		…
1449	my ($pl) = @_;	1835	my ($pl) = @_;
1450		1836
1451	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1452		1838
1453	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1841
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1459	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1460		1850
1461	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1501		1891
1502	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1503	my $path = path $login;	1893	my $path = path $login;
1504		1894
1505	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1901	}
1511		1902
…		…
1515		1906
1516	\@logins	1907	\@logins
1517	}	1908	}
1518		1909
1519	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1520		1913
1521	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1522	player. May block.	1915	player. May block.
1523		1916
1524	=cut	1917	=cut
…		…
1542	}	1935	}
1543		1936
1544	\@paths	1937	\@paths
1545	}	1938	}
1546		1939
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1941
1549	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639
1640	=item $player->ext_reply ($msgid, @msg)
1641
1642	Sends an ext reply to the player.
1643
1644	=cut
1645
1646	sub ext_reply($$@) {
1647	my ($self, $id, @msg) = @_;
1648
1649	$self->ns->ext_reply ($id, @msg)
1650	}
1651		1943
1652	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1653		1945
1654	Sends an ext event to the client.	1946	Sends an ext event to the client.
1655		1947
…		…
1675		1967
1676	=cut	1968	=cut
1677		1969
1678	sub find_by_path($) {	1970	sub find_by_path($) {
1679	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1680		1974
1681	my ($match, $specificity);	1975	my ($match, $specificity);
1682		1976
1683	for my $region (list) {	1977	for my $region (list) {
1684	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1710	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1712		2006
1713	sub generate_random_map {	2007	sub generate_random_map {
1714	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1715	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1716	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1720	$rmp->{exit_on_final_map},
1721	$rmp->{xsize}, $rmp->{ysize},
1722	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1723	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1724	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1725	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1726	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1727	(cf::region::find $rmp->{region}), $rmp->{custom}
1728	)
1729	}	2013	}
1730		2014
1731	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1732		2016
1733	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1738		2022
1739	sub register {	2023	sub register {
1740	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1741	my $pkg = caller;	2025	my $pkg = caller;
1742		2026
1743	no strict;
1744	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1745		2028
1746	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1747	}	2030	}
1748		2031
1749	# also paths starting with '/'	2032	# also paths starting with '/'
1750	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1751		2034
1752	sub thawer_merge {	2035	sub thawer_merge {
1753	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1754		2037
1755	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1760	}	2043	}
1761		2044
1762	sub normalise {	2045	sub normalise {
1763	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1764		2047
1765	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1766		2049
1767	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1768		2051
1769	# map plan:	2052	# map plan:
1770	#	2053	#
…		…
1785	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1786	$path = "$base/$path";	2069	$path = "$base/$path";
1787	}	2070	}
1788		2071
1789	for ($path) {	2072	for ($path) {
1790	redo if s{//}{/};
1791	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1792	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1793	}	2075	}
1794		2076
1795	$path	2077	$path
…		…
1809	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1810	return $self;	2092	return $self;
1811	}	2093	}
1812	}	2094	}
1813		2095
1814	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1815	()	2097	()
1816	}	2098	}
1817		2099
		2100	# may re-bless or do other evil things
1818	sub init {	2101	sub init {
1819	my ($self) = @_;	2102	my ($self) = @_;
1820		2103
1821	$self	2104	$self
1822	}	2105	}
…		…
1841		2124
1842	# the temporary/swap location	2125	# the temporary/swap location
1843	sub save_path {	2126	sub save_path {
1844	my ($self) = @_;	2127	my ($self) = @_;
1845		2128
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1848	}	2131	}
1849		2132
1850	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1851	sub uniq_path {	2134	sub uniq_path {
1852	my ($self) = @_;	2135	my ($self) = @_;
1853		2136
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1856	}
1857
1858	# and all this just because we cannot iterate over
1859	# all maps in C++...
1860	sub change_all_map_light {
1861	my ($change) = @_;
1862
1863	$_->change_map_light ($change)
1864	for grep $_->outdoor, values %cf::MAP;
1865	}	2139	}
1866		2140
1867	sub decay_objects {	2141	sub decay_objects {
1868	my ($self) = @_;	2142	my ($self) = @_;
1869		2143
…		…
1896	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1897		2171
1898	1	2172	1
1899	}	2173	}
1900		2174
		2175	# used to laod the header of an original map
1901	sub load_header_orig {	2176	sub load_header_orig {
1902	my ($self) = @_;	2177	my ($self) = @_;
1903		2178
1904	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1905	}	2180	}
1906		2181
		2182	# used to laod the header of an instantiated map
1907	sub load_header_temp {	2183	sub load_header_temp {
1908	my ($self) = @_;	2184	my ($self) = @_;
1909		2185
1910	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1911	}	2187	}
1912		2188
		2189	# called after loading the header from an instantiated map
1913	sub prepare_temp {	2190	sub prepare_temp {
1914	my ($self) = @_;	2191	my ($self) = @_;
1915		2192
1916	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1917	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1918	# safety	2195	# safety
1919	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1920	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1921	}	2198	}
1922		2199
		2200	# called after loading the header from an original map
1923	sub prepare_orig {	2201	sub prepare_orig {
1924	my ($self) = @_;	2202	my ($self) = @_;
1925		2203
1926	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1927	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1951		2229
1952	sub find;	2230	sub find;
1953	sub find {	2231	sub find {
1954	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1955		2233
		2234	cf::cede_to_tick;
		2235
1956	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1957		2237
1958	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2240
1961	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1966	or return;	2243	or return;
1967		2244
1968	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1969		2246
…		…
1971	or return;	2248	or return;
1972		2249
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1976	undef $guard1;	2254	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	2255	$map->reset;
1979	return find $path;	2256	return find $path;
1980	}	2257	}
1981		2258
1982	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1983	}	2260	}
1984	}	2261	}
1985		2262
1986	sub pre_load { }	2263	sub pre_load { }
1987	sub post_load { }	2264	#sub post_load { } # XS
1988		2265
1989	sub load {	2266	sub load {
1990	my ($self) = @_;	2267	my ($self) = @_;
1991		2268
1992	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1995		2272
1996	{	2273	{
1997	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1998		2275
1999	return unless $self->valid;	2276	return unless $self->valid;
2000	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2001
2002	$self->in_memory (cf::MAP_LOADING);
2003		2278
2004	$self->alloc;	2279	$self->alloc;
2005		2280
2006	$self->pre_load;	2281	$self->pre_load;
2007	cf::cede_to_tick;	2282	cf::cede_to_tick;
2008		2283
		2284	if (exists $self->{load_path}) {
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2286	$f->skip_block;
2011	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2012	or return;	2288	or return;
2013		2289
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2015	if delete $self->{load_original};	2291	if delete $self->{load_original};
2016		2292
2017	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2294	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2020	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2021	$self->clear_unique_items;	2297	$self->clear_unique_items;
2022	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2023	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2024	}	2301	}
2025	}	2302	}
2026	}
2027		2303
2028	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2029		2311
2030	cf::cede_to_tick;	2312	cf::cede_to_tick;
2031	# now do the right thing for maps	2313	# now do the right thing for maps
2032	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2033	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2037	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2038	$self->decay_objects;	2320	$self->decay_objects;
2039	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2040	$self->update_buttons;	2322	$self->update_buttons;
2041	cf::cede_to_tick;	2323	cf::cede_to_tick;
2042	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2043	cf::cede_to_tick;
2044	$self->activate;
2045	}	2325	}
2046		2326
2047	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2049
2050	$self->in_memory (cf::MAP_IN_MEMORY);
2051	}	2329	}
2052		2330
2053	$self->post_load;	2331	$self->post_load;
2054	}
2055		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2056	sub customise_for {	2339	sub customise_for {
2057	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2058		2341
2059	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2060	if $self->per_player;	2343	if $self->per_player;
…		…
2063	# if $self->per_party;	2346	# if $self->per_party;
2064		2347
2065	$self	2348	$self
2066	}	2349	}
2067		2350
2068	# find and load all maps in the 3x3 area around a map
2069	sub load_neighbours {
2070	my ($map) = @_;
2071
2072	my @neigh; # diagonal neighbours
2073
2074	for (0 .. 3) {
2075	my $neigh = $map->tile_path ($_)
2076	or next;
2077	$neigh = find $neigh, $map
2078	or next;
2079	$neigh->load;
2080
2081	push @neigh,
2082	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2083	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2084	}
2085
2086	for (grep defined $_->[0], @neigh) {
2087	my ($path, $origin) = @$_;
2088	my $neigh = find $path, $origin
2089	or next;
2090	$neigh->load;
2091	}
2092	}
2093
2094	sub find_sync {	2351	sub find_sync {
2095	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2096		2353
2097	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2098	}	2359	}
2099		2360
2100	sub do_load_sync {	2361	sub do_load_sync {
2101	my ($map) = @_;	2362	my ($map) = @_;
2102		2363
		2364	# it's a bug to call this from the main context
2103	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2104	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2105		2367
2106	cf::sync_job { $map->load };	2368	$map->load;
2107	}	2369	}
2108		2370
2109	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2110	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2111		2373
2112	sub find_async {	2374	sub find_async {
2113	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2114		2376
2115	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2116		2378
2117	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2119	}	2381	}
2120		2382
2121	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2122		2384
2123	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2137	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2138		2400
2139	()	2401	()
2140	}	2402	}
2141		2403
		2404	# common code, used by both ->save and ->swapout
2142	sub save {	2405	sub _save {
2143	my ($self) = @_;	2406	my ($self) = @_;
2144
2145	my $lock = cf::lock_acquire "map_data:$self->{path}";
2146		2407
2147	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2148		2409
2149	return unless $self->dirty;	2410	return unless $self->dirty;
2150		2411
…		…
2159		2420
2160	cf::async {	2421	cf::async {
2161	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2163	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2164		2427
2165	if ($uniq) {	2428	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2431	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2433	}
2171	}	2434	}
2172		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2173	sub swap_out {	2444	sub swap_out {
2174	my ($self) = @_;	2445	my ($self) = @_;
2175		2446
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2181	return if $self->players;	2451	return if $self->players;
2182	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2183	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2184		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2185	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2186		2503
2187	$self->deactivate;	2504	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2506	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2507
2235	$self->unlink_save;	2508	$self->unlink_save;
2236	$self->destroy;	2509	$self->destroy;
2237	}	2510	}
2238		2511
…		…
2246		2519
2247	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2248		2521
2249	$self->unlink_save;	2522	$self->unlink_save;
2250		2523
2251	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2529
…		…
2305		2578
2306	sub unique_maps() {	2579	sub unique_maps() {
2307	[	2580	[
2308	map {	2581	map {
2309	utf8::decode $_;	2582	utf8::decode $_;
2310	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2311	? normalise $_	2586	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2588	]
2315	}	2589	}
2316		2590
2317	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2318		2622
2319	=back	2623	=back
2320		2624
2321	=head3 cf::object	2625	=head3 cf::object
2322		2626
…		…
2326		2630
2327	=over 4	2631	=over 4
2328		2632
2329	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2330		2634
2331	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2332		2637
2333	=cut	2638	=cut
2334		2639
2335	sub inv_recursive_;	2640	sub inv_recursive_;
2336	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2342	}	2647	}
2343		2648
2344	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2345		2650
2346	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2347		2652
2348	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2349		2654
2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2351	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2352		2657
2353	=cut	2658	=cut
2354		2659
2355	sub deref {	2660	sub deref {
…		…
2383	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2384	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2385		2690
2386	=cut	2691	=cut
2387		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2388	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2708	# with dialog boxes.
2390	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2391	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2724
2406	} else {	2725	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2728	}
2410	}	2729	}
2411	}	2730	}
2412		2731
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2757
2439	=item $player_object->enter_link	2758	=item $player_object->enter_link
2440		2759
2441	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2442		2761
2443	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2444	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2445		2766
2446	Will never block.	2767	Will never block.
2447		2768
2448	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2449		2770
…		…
2469	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2470	my ($self) = @_;	2791	my ($self) = @_;
2471		2792
2472	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2473		2794
		2795	++$self->{_link_recursion};
		2796
2474	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2475		2798
2476	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2477	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2478		2801
2479	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2480	}	2803	}
2481		2804
2482	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2483	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2484		2807
…		…
2501	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2502	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2503		2826
2504	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2505	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2506	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2507		2830
2508	$map->load;	2831	$map->load;
2509	$map->load_neighbours;
2510		2832
2511	return unless $self->contr->active;	2833	return unless $self->contr->active;
2512	$self->activate_recursive;
2513		2834
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2516	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2517		2842
		2843	}
		2844
2518	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2519		2846
2520	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2521	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2522	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2523	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2524	be called at the end of this process.	2851	be called at the end of this process.
2525		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2526	=cut	2856	=cut
2527		2857
2528	our $GOTOGEN;	2858	our $GOTOGEN;
2529		2859
2530	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2531	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2532		2868
2533	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2534	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2535		2871
2536	$self->enter_link;	2872	$self->enter_link;
…		…
2556	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2557	}	2893	}
2558	}	2894	}
2559		2895
2560	my $map = eval {	2896	my $map = eval {
2561	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2562		2898
2563	if ($map) {	2899	if ($map) {
2564	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2565	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2566	} else {	2902	} else {
2567	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2568	}	2904	}
2569		2905
2570	$map	2906	$map
…		…
2578	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2579	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2580	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2581	}	2917	}
2582		2918
2583	$done->() if $done;	2919	$done->($self) if $done;
2584	})->prio (1);	2920	})->prio (1);
2585	}	2921	}
2586		2922
2587	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2588		2924
…		…
2608	}	2944	}
2609		2945
2610	sub prepare_random_map {	2946	sub prepare_random_map {
2611	my ($exit) = @_;	2947	my ($exit) = @_;
2612		2948
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2951	# that depends on the exit object
2618		2952
2619	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2955	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2626	}	2962	}
2627		2963
2628	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2629		2965
2630	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2633		2969
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2972	undef $fh;
2637	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2638		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2641	}	2981	}
2642	}	2982	}
2643		2983
2644	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2646		2986
2647	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2648		2988
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2989	$self->enter_link;
2661		2990
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2991	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2668		2993
2669	$self->deactivate_recursive; # just to be sure
2670	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2671	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2672		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2673	1;	3030	1
2674	}) {	3031	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2677	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2679		3036
2680	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2681	$self->leave_link;	3038	$self->leave_link;
2682	}	3039	}
2683	})->prio (1);	3040	})->prio (1);
2684	}	3041	}
2685		3042
…		…
2697	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2698	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2699		3056
2700	utf8::encode $text;	3057	utf8::encode $text;
2701	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2702	}	3084	}
2703		3085
2704	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2705		3087
2706	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2710		3092
2711	=cut	3093	=cut
2712		3094
2713	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2714	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2715	"c/identify" => {	3103	"c/identify" => {
2716	id => "infobox",	3104	id => "infobox",
2717	title => "Identify",	3105	title => "Identify",
2718	reply => undef,	3106	reply => undef,
2719	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2721	"c/examine" => {	3109	"c/examine" => {
2722	id => "infobox",	3110	id => "infobox",
2723	title => "Examine",	3111	title => "Examine",
2724	reply => undef,	3112	reply => undef,
2725	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2726	},	3120	},
2727	"c/book" => {	3121	"c/book" => {
2728	id => "infobox",	3122	id => "infobox",
2729	title => "Book",	3123	title => "Book",
2730	reply => undef,	3124	reply => undef,
…		…
2746	id => "infobox",	3140	id => "infobox",
2747	title => "Body Parts",	3141	title => "Body Parts",
2748	reply => undef,	3142	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2750	},	3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
		3151	"c/skills" => {
		3152	id => "infobox",
		3153	title => "Skills",
		3154	reply => undef,
		3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
		3180	},
2751	"c/uptime" => {	3181	"c/uptime" => {
2752	id => "infobox",	3182	id => "infobox",
2753	title => "Uptime",	3183	title => "Uptime",
2754	reply => undef,	3184	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	3185	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	3188	id => "infobox",
2759	title => "Map Info",	3189	title => "Map Info",
2760	reply => undef,	3190	reply => undef,
2761	tooltip => "Information related to the maps",	3191	tooltip => "Information related to the maps",
2762	},	3192	},
		3193	"c/party" => {
		3194	id => "party",
		3195	title => "Party",
		3196	reply => "gsay ",
		3197	tooltip => "Messages and chat related to your party",
		3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
2763	);	3213	);
2764		3214
2765	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2767		3217
2768	$msg = $self->pl->expand_cfpod ($msg);	3218	$msg = $self->pl->expand_cfpod ($msg)
		3219	unless $color & cf::NDI_VERBATIM;
2769		3220
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	3221	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		3222
2772	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2774	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2775		3226
2776	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2777	if $self->can_msg;
2778
2779	$channel = $channel->{id};	3228	$channel = $channel->{id};
2780		3229
2781	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2782	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2783	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2784	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2785	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2786	if $self->can_msg;
2787	}	3235	}
2788		3236
2789	$channel = $channel->{id};	3237	$channel = $channel->{id};
2790	}	3238	}
2791		3239
2792	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2793		3241
2794	if ($self->can_msg) {
2795	# default colour, mask it out	3242	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2798		3245
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	3246	my $pkt = "msg "
		3247	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801	} else {	3249	);
2802	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {
2805	1 while
2806	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811	}
2812		3250
2813	$color &= cf::NDI_COLOR_MASK;	3251	$self->send_big_packet ($pkt);
2814
2815	utf8::encode $msg;
2816
2817	if (0 && $msg =~ /\[/) {
2818	# COMMAND/INFO
2819	$self->send_packet ("drawextinfo $color 10 8 $msg")
2820	} else {
2821	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822	$self->send_packet ("drawinfo $color $msg")
2823	}
2824	}
2825	}
2826	}	3252	}
2827		3253
2828	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2829		3255
2830	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2832	=cut	3258	=cut
2833		3259
2834	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2835	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2836		3262
2837	if ($self->extcmd == 2) {
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2839	} elsif ($self->extcmd == 1) { # TODO: remove
2840	push @msg, msgtype => "event_$type";
2841	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2842	}
2843	}
2844
2845	=item $client->ext_reply ($msgid, @msg)
2846
2847	Sends an ext reply to the client.
2848
2849	=cut
2850
2851	sub cf::client::ext_reply($$@) {
2852	my ($self, $id, @msg) = @_;
2853
2854	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2856	} elsif ($self->extcmd == 1) {
2857	#TODO: version 1, remove
2858	unshift @msg, msgtype => "reply", msgid => $id;
2859	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2860	}
2861	}	3264	}
2862		3265
2863	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2864		3267
2865	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2920	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2921		3324
2922	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2923		3326
2924	if (ref $msg) {	3327	if (ref $msg) {
2925	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2926	"ARRAY" eq ref $msg
2927	? @$msg
2928	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2929		3329
2930	my @reply;
2931
2932	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
2933	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2934	}	3348	}
2935
2936	$ns->ext_reply ($reply, @reply)
2937	if $reply;
2938
2939	} else {	3349	} else {
2940	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2941	}	3351	}
2942		3352
2943	cf::override;	3353	cf::override;
2944	},	3354	},
2945	);	3355	);
…		…
2965		3375
2966	$coro	3376	$coro
2967	}	3377	}
2968		3378
2969	cf::client->attach (	3379	cf::client->attach (
2970	on_destroy => sub {	3380	on_client_destroy => sub {
2971	my ($ns) = @_;	3381	my ($ns) = @_;
2972		3382
2973	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2974	},	3384	},
2975	);	3385	);
…		…
2991	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
2992		3402
2993	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
2994		3404
2995	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
2996	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
2997	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
2998	sort time	3408	sort time
2999	));	3409	));
3000		3410
3001	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3004		3414
3005	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3006		3416
3007	cf::object	3417	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3418	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3419	insert remove name archname title slaying race decrease split
		3420	value
3010		3421
3011	cf::object::player	3422	cf::object::player
3012	player	3423	player
3013		3424
3014	cf::player	3425	cf::player
…		…
3019		3430
3020	=cut	3431	=cut
3021		3432
3022	for (	3433	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3026	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3028	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3029	) {	3440	) {
3030	no strict 'refs';
3031	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3032	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3033	for @funs;	3443	for @funs;
3034	}	3444	}
3035		3445
…		…
3050		3460
3051	my $qcode = $code;	3461	my $qcode = $code;
3052	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3053	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3054		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3055	local $_;	3468	local $_;
3056	local @safe::cf::_safe_eval_args = values %vars;
3057		3469
3058	my $eval =	3470	my $eval =
3059	"do {\n"	3471	"do {\n"
3060	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3061	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3062	. $code	3474	. $code
3063	. "\n}"	3475	. "\n}"
3064	;	3476	;
3065		3477
		3478	if ($CFG{safe_eval}) {
3066	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3067	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3068	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3069		3487
3070	if ($@) {	3488	if ($@) {
3071	warn "$@";	3489	warn "$@",
3072	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3073	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3074	}	3492	}
3075		3493
3076	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3077	}	3495	}
3078		3496
…		…
3092	=cut	3510	=cut
3093		3511
3094	sub register_script_function {	3512	sub register_script_function {
3095	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3096		3514
3097	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3098	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3099	}	3517	}
3100		3518
3101	=back	3519	=back
3102		3520
3103	=cut	3521	=cut
3104		3522
3105	#############################################################################	3523	#############################################################################
3106	# the server's init and main functions	3524	# the server's init and main functions
3107		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_chksum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3108	sub load_facedata($) {	3603	sub load_facedata($) {
3109	my ($path) = @_;	3604	my ($path) = @_;
3110		3605
3111	# HACK to clear player env face cache, we need some signal framework
3112	# for this (global event?)
3113	%ext::player_env::MUSIC_FACE_CACHE = ();
3114
3115	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3116		3607
3117	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3118		3609
3119	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3120	0 < aio_load $path, $facedata
3121	or die "$path: $!";
3122
3123	$facedata = Coro::Storable::thaw $facedata;
3124		3611
3125	$facedata->{version} == 2	3612	$facedata->{version} == 2
3126	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3127		3614
3128	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3129	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3130	type => FT_RSRC,	3617
3131	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3132	};	3619
3133	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3134		3623
3135	{	3624	{
3136	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3137		3626
3138	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3630
3140	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3143	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3144		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3145	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3146	}	3638	}
3147		3639
3148	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3641	next unless $info->{smooth};
		3642
3150	my $idx = cf::face::find $face	3643	my $idx = cf::face::find $face
3151	or next;	3644	or next;
		3645
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3649	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3157	}	3651	}
3158
3159	cf::cede_to_tick;
3160	}	3652	}
3161	}	3653	}
3162		3654
3163	{	3655	{
3164	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3165		3657
3166	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3167	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3168	cf::cede_to_tick;
3169	}	3660	}
3170		3661
3171	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3172	}	3663	}
3173		3664
3174	{	3665	{
3175	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3178		3667
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
		3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;
3184		3672
3185	if ($info->{type} & 1) {	3673	cf::face::set_type $idx, $type;
3186	# prepend meta info	3674	cf::face::set_csum $idx, 0, $info->{hash};
3187		3675	$cf::face::SIZE[0][$idx] = $info->{size};
3188	my $meta = $enc->encode ({	3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
3189	name => $name,	3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3190	%{ $info->{meta} || {} },	3678	$cf::face::HASH{$info->{hash}} = $idx;
3191	});
3192
3193	$data = pack "(w/a*)*", $meta, $info->{data};
3194	} else {	3679	} else {
3195	$data = $info->{data};	3680	# $RESOURCE{$name} = $info; # unused
3196	}	3681	}
3197
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;
3202	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}	3682	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
		3694
		3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3696
		3697	aio_close $fh if $fh; # close old facedata
3222		3698
3223	1	3699	1
3224	}	3700	}
3225		3701
3226	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
…		…
3228		3704
3229	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3706	$ns->fx_want ($k, $v);
3231	}	3707	}
3232	};	3708	};
		3709
		3710	sub load_resource_file($) {
		3711	my $guard = lock_acquire "load_resource_file";
		3712
		3713	my $status = load_resource_file_ $_[0];
		3714	get_slot 0.1, 100;
		3715	cf::arch::commit_load;
		3716
		3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
		3732	}
3233		3733
3234	sub reload_regions {	3734	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3736	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3737	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3244	if exists $_->{match};	3744	if exists $_->{match};
3245	}	3745	}
3246	}	3746	}
3247		3747
3248	sub reload_facedata {	3748	sub reload_facedata {
3249	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3250	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3251	}	3751	}
3252		3752
3253	sub reload_archetypes {	3753	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references	3756
3257	# this really needs to be done in an extra post-pass	3757	cf::face::set
3258	# (which needs to be synchronous, so solve it differently)	3758	"res/skill_info" => FT_RSRC,
3259	load_resource_file "$DATADIR/archetypes"	3759	JSON::XS->new->utf8->canonical->encode (
3260	or die "unable to load archetypes\n";	3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3261	}	3768	}
3262		3769
3263	sub reload_treasures {	3770	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3266	}	3773	}
3267		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3268	sub reload_resources {	3795	sub reload_resources {
3269	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3270		3797
		3798	reload_materials;
		3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
		3802	reload_archetypes;
3271	reload_regions;	3803	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3804	reload_treasures;
3276		3805
3277	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3278	}
3279
3280	sub init {
3281	reload_resources;
3282	}	3807	}
3283		3808
3284	sub reload_config {	3809	sub reload_config {
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3286	or return;
3287		3811
3288	local $/;	3812	my $config = load_file "$CONFDIR/config";
3289	*CFG = YAML::Syck::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3290		3815
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3292		3817
3293	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3294	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3295		3820
3296	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3300	};	3825	};
3301	warn $@ if $@;	3826	warn $@ if $@;
3302	}	3827	}
3303	}	3828	}
3304		3829
		3830	sub pidfile() {
		3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3832	or die "$PIDFILE: $!";
		3833	flock $fh, &Fcntl::LOCK_EX
		3834	or die "$PIDFILE: flock: $!";
		3835	$fh
		3836	}
		3837
		3838	# make sure only one server instance is running at any one time
		3839	sub atomic {
		3840	my $fh = pidfile;
		3841
		3842	my $pid = <$fh>;
		3843	kill 9, $pid if $pid > 0;
		3844
		3845	seek $fh, 0, 0;
		3846	print $fh $$;
		3847	}
		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3305	sub main {	3858	sub main {
		3859	cf::init_globals; # initialise logging
		3860
		3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3865
		3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3867
3306	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3308	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3309	(async {	3871	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3873	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3313	};	3875	};
3314		3876
		3877	evthread_start IO::AIO::poll_fileno;
		3878
		3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
		3890	reload_resources;
3315	reload_config;	3891	reload_config;
3316	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3317	load_extensions;	3901	load_extensions;
3318		3902
3319	$TICK_WATCHER->start;	3903	utime time, time, $RUNTIMEFILE;
3320	Event::loop;	3904
		3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
		3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3908
		3909	cf::_post_init 0;
		3910	};
		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3321	}	3920	}
3322		3921
3323	#############################################################################	3922	#############################################################################
3324	# initialisation and cleanup	3923	# initialisation and cleanup
3325		3924
3326	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3327	BEGIN {	3926	BEGIN {
		3927	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3336	},
3337	);	3931	};
3338	}	3932	}
3339	}	3933	}
3340		3934
3341	sub write_runtime {	3935	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";	3936	my $t0 = AE::time;
3343		3937
3344	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3346		3940
3347	IO::AIO::aio_utime $runtime, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3942
3349	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3350		3944
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3352	or return;	3946	or return;
3353		3947
3354	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3960	aio_utime $fh, undef, undef;
3367		3961
3368	close $fh	3962	close $fh
3369	or return;	3963	or return;
3370		3964
3371	aio_rename "$runtime~", $runtime	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3966	and return;
3373		3967
3374	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3375		3969
3376	1	3970	1
		3971	}
		3972
		3973	our $uuid_lock;
		3974	our $uuid_skip;
		3975
		3976	sub write_uuid_sync($) {
		3977	$uuid_skip ||= $_[0];
		3978
		3979	return if $uuid_lock;
		3980	local $uuid_lock = 1;
		3981
		3982	my $uuid = "$LOCALDIR/uuid";
		3983
		3984	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3985	or return;
		3986
		3987	my $value = uuid_seq uuid_cur;
		3988
		3989	unless ($value) {
		3990	info "cowardly refusing to write zero uuid value!\n";
		3991	return;
		3992	}
		3993
		3994	my $value = uuid_str $value + $uuid_skip;
		3995	$uuid_skip = 0;
		3996
		3997	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3998	and return;
		3999
		4000	# always fsync - this file is important
		4001	aio_fsync $fh
		4002	and return;
		4003
		4004	close $fh
		4005	or return;
		4006
		4007	aio_rename "$uuid~", $uuid
		4008	and return;
		4009
		4010	trace "uuid file written ($value).\n";
		4011
		4012	1
		4013
		4014	}
		4015
		4016	sub write_uuid($$) {
		4017	my ($skip, $sync) = @_;
		4018
		4019	$sync ? write_uuid_sync $skip
		4020	: async { write_uuid_sync $skip };
3377	}	4021	}
3378		4022
3379	sub emergency_save() {	4023	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3381		4025
3382	warn "enter emergency perl save\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3383		4032
3384	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3385	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3386	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3387	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3388	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3389	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3390	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3391	$pl->valid or next;	4042	$pl->valid or next;
3392	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393	$pl->save;	4044	$pl->save;
3394	}	4045	}
3395	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3396		4047
3397	warn "begin emergency map save\n";	4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
		4050	info "emergency_perl_save: begin map save\n";
3398	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3399	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3400	$map->valid or next;	4053	$map->valid or next;
3401	$map->save;	4054	$map->save;
3402	}	4055	}
3403	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3404		4057
3405	warn "begin emergency database checkpoint\n";	4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
		4060	info "emergency_perl_save: begin database checkpoint\n";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3407	warn "end emergency database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
		4063
		4064	info "emergency_perl_save: begin write uuid\n";
		4065	write_uuid_sync 1;
		4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3408	};	4086	};
3409		4087
3410	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3411	}	4089	}
3412		4090
3413	sub post_cleanup {	4091	sub post_cleanup {
3414	my ($make_core) = @_;	4092	my ($make_core) = @_;
3415		4093
		4094	IO::AIO::flush;
		4095
3416	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3417	if $make_core;	4097	if $make_core;
		4098
		4099	my $fh = pidfile;
		4100	unlink $PIDFILE if <$fh> == $$;
		4101	}
		4102
		4103	# a safer delete_package, copied from Symbol
		4104	sub clear_package($) {
		4105	my $pkg = shift;
		4106
		4107	# expand to full symbol table name if needed
		4108	unless ($pkg =~ /^main::.*::$/) {
		4109	$pkg = "main$pkg" if $pkg =~ /^::/;
		4110	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4111	$pkg .= '::' unless $pkg =~ /::$/;
		4112	}
		4113
		4114	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4115	my $stem_symtab = *{$stem}{HASH};
		4116
		4117	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4118	or return;
		4119
		4120	# clear all symbols
		4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4122	for my $name (keys %$leaf_symtab) {
		4123	_gv_clear *{"$pkg$name"};
		4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4125	}
3418	}	4126	}
3419		4127
3420	sub do_reload_perl() {	4128	sub do_reload_perl() {
3421	# can/must only be called in main	4129	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3423	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3424	return;	4132	return;
3425	}	4133	}
3426		4134
3427	warn "reloading...";	4135	return if $RELOAD++;
3428		4136
3429	warn "entering sync_job";	4137	my $t1 = AE::time;
3430		4138
		4139	while ($RELOAD) {
		4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
		4142
		4143	trace "perl_reload: entering sync_job";
		4144
3431	cf::sync_job {	4145	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark
3433	cf::emergency_save;	4146	#cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark
3435		4147
3436	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;
3438
3439	# if anything goes wrong in here, we should simply crash as we already saved
3440
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;
3452	warn "iterate...";
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();	4150	%EXT_CORO = ();
3460		4151
3461	warn "removing commands";	4152	trace "perl_reload: removing commands";
3462	%COMMAND = ();	4153	%COMMAND = ();
3463		4154
3464	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3465	%EXTCMD = ();	4156	%EXTCMD = ();
3466	%EXTICMD = ();	4157	%EXTICMD = ();
3467		4158
3468	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3471		4162
3472	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3473	eval {	4164	eval {
3474	$cb->($pkg);	4165	$cb->($pkg);
3475	1	4166	1
3476	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
		4168	}
		4169
		4170	trace "... clearing $pkg";
		4171	clear_package $pkg;
3477	}	4172	}
3478		4173
3479	warn "... nuking $pkg";
3480	Symbol::delete_package $pkg;
3481	}
3482
3483	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3484	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		4177
3487	warn "... unloading $k";	4178	trace "... unloading $k";
3488	delete $INC{$k};	4179	delete $INC{$k};
3489		4180
3490	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3492		4183
3493	if (my $cb = $k->can ("unload_module")) {	4184	if (my $cb = $k->can ("unload_module")) {
3494	$cb->();	4185	$cb->();
		4186	}
		4187
		4188	clear_package $k;
3495	}	4189	}
3496		4190
3497	Symbol::delete_package $k;
3498	}
3499
3500	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	4192	clear_package "safe::$_"
3502	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3503		4194
3504	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507		4198
3508	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3509	# and global variables created in xs	4200	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3511		4202
3512	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3513		4204
3514	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3515	require cf;	4206	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3517		4208
3518	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3519	cf::reload_config;	4210	cf::reload_config;
3520		4211
3521	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3522	cf::load_extensions;	4213	cf::load_extensions;
3523		4214
		4215	if ($REATTACH_ON_RELOAD) {
3524	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3527	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3530		4223
3531	warn "leaving sync_job";	4224	cf::_post_init 1;
3532		4225
		4226	trace "perl_reload: leaving sync_job";
		4227
3533	1	4228	1
3534	} or do {	4229	} or do {
3535	warn $@;	4230	error $@;
3536	warn "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3537	exit 1;	4232	};
		4233
		4234	--$RELOAD;
3538	};	4235	}
3539		4236
3540	warn "reloaded";	4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3541	};	4239	};
3542		4240
3543	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3544		4242
3545	sub reload_perl() {	4243	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3548		4246
3549	$RELOAD_WATCHER ||= Event->timer (	4247	$RELOAD_WATCHER ||= cf::async {
3550	reentrant => 0,	4248	Coro::AIO::aio_wait cache_extensions;
3551	after => 0,	4249
3552	data => WF_AUTOCANCEL,	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3553	cb => sub {
3554	do_reload_perl;	4251	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3556	},	4253	};
3557	);	4254	};
3558	}	4255	}
3559		4256
3560	register_command "reload" => sub {	4257	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
3562		4259
…		…
3567	reload_perl;	4264	reload_perl;
3568	};	4265	};
3569	}	4266	}
3570	};	4267	};
3571		4268
3572	unshift @INC, $LIBDIR;	4269	#############################################################################
3573		4270
3574	my $bug_warning = 0;	4271	my $bug_warning = 0;
3575		4272
3576	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;
3578
3579	sub wait_for_tick {	4273	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3581	return if $Coro::current == $Coro::main;
3582		4275
3583	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3584	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;
3586	}	4277	}
3587		4278
3588	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3590	return if $Coro::current == $Coro::main;
3591		4281
3592	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4284	$signal->wait;
3595	}	4285	}
3596		4286
3597	$TICK_WATCHER = Event->timer (	4287	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	4288	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3607	return;	4291	return;
3608	}	4292	}
3609		4293
3610	$NOW = $tick_start = Event::time;	4294	cf::one_tick; # one server iteration
3611		4295
3612	cf::server_tick; # one server iteration	4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3613		4297
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK += $TICK;
3616
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4300	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4302	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3623	};
3624	}	4304	};
		4305	}
3625		4306
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4308	$sig->send;
3628	}	4309	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3630	$sig->send;
3631	}
3632		4311
3633	$NOW = Event::time;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		4314
3644	_post_tick;	4315	if (0) {
		4316	if ($NEXT_TICK) {
		4317	my $jitter = $TICK_START - $NEXT_TICK;
		4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4319	debug "jitter $JITTER\n";#d#
		4320	}
3645	},	4321	}
3646	);	4322	}
3647		4323
3648	{	4324	{
		4325	# configure BDB
		4326	info "initialising database";
		4327
3649	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3650	BDB::max_poll_time $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		4331
3675	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| BDB::LOG_AUTOREMOVE, 1);	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4336	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4337	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4338	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		4339
3682	cf::sync_job {	4340	cf::sync_job {
3683	eval {	4341	eval {
…		…
3693		4351
3694	cf::cleanup "db_env_open(db): $@" if $@;	4352	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	4353	};
3696	}	4354	}
3697		4355
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	4356	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4357	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706	},
3707	);	4358	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	4359	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	4361	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	4364	};
		4365
		4366	info "database initialised";
3728	}	4367	}
3729		4368
3730	{	4369	{
		4370	# configure IO::AIO
		4371
		4372	info "initialising aio";
3731	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	4375	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,	4376	info "aio initialised";
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	4377	}
3744		4378
3745	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3746		4381
3747	sub _log_backtrace {	4382	sub _log_backtrace {
3748	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3749		4384
3750	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3751		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3752	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3754	++$_log_backtrace;	4393	++$_log_backtrace;
		4394	my $perl_bt = Carp::longmess $msg;
3755	async {	4395	async {
3756	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3757		4397
3758	my @bt = fork_call {	4398	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	4399	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	4410	}
3771		4411
3772	@funcs	4412	@funcs
3773	};	4413	};
3774		4414
3775	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $perl_bt\n";
		4416	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	4418	--$_log_backtrace;
3778	};	4419	};
3779	} else {	4420	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3781	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3782	}	4423	}
3783	}	4424	}
3784		4425
3785	# load additional modules	4426	# load additional modules
3786	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3787		4429
3788	END { cf::emergency_save }	4430	END { cf::emergency_save }
3789		4431
3790	1	4432	1
3791		4433

Diff Legend

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