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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.399 by root, Sun Dec 16 02:50:33 2007 UTC vs.
Revision 1.623 by root, Wed Aug 30 14:18:51 2017 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		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 2.01 ();	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 ();
		62	use CBOR::XS ();
32	use IO::AIO 2.51 ();	63	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	80	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		82
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
49		86
50	our %COMMAND = ();	87	our %COMMAND = ();
51	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
52		89
53	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
55	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
58		97
59	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
61		102
62	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
63	our $DATADIR = datadir;	105	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
67	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
73		126
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	129	our $NEXT_TICK;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		131
81	our $BDB_POLL_WATCHER;
82	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
83	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	135	our $DB_ENV;
86		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
87	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
88		141
89	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
91	our $NOW;	145	our $NOW;
92		146
93	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
97	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		153
100	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
101	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
103		166
104	binmode STDOUT;	167	binmode STDOUT;
105	binmode STDERR;	168	binmode STDERR;
106		169
107	# read virtual server time, if available	170	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
112	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
113		178
114	mkdir $_	179	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		181
117	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
118		183
119	sub cf::map::normalise;	184	sub cf::map::normalise;
120		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
121	#############################################################################	190	#############################################################################
122		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
123	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
124		204
125	=over 4	205	=over 4
126		206
127	=item $cf::UPTIME	207	=item $cf::UPTIME
128		208
129	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
130		225
131	=item $cf::RUNTIME	226	=item $cf::RUNTIME
132		227
133	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
134	every server tick.	229	every server tick.
135		230
136	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
137	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
138	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
139		234
140	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
141	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
142	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
143	database environment.	238	database environment.
144		239
145	=item $cf::NOW
146
147	The time of the last (current) server tick.
148
149	=item $cf::TICK
150
151	The interval between server ticks, in seconds.
152
153	=item $cf::LOADAVG	240	=item $cf::LOADAVG
154		241
155	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
156	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
157	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
165	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
166	from wherever your confdir points to.	253	from wherever your confdir points to.
167		254
168	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
169		256
170	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
171	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
173		278
174	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
175		280
176	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
177	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178	that call.	283	that call.
179		284
		285	=item %cf::REFLECT
		286
		287	Contains, for each (C++) class name, a hash reference with information
		288	about object members (methods, scalars, arrays and flags) and other
		289	metadata, which is useful for introspection.
		290
180	=back	291	=back
181		292
182	=cut	293	=cut
183		294
184	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
185	*CORE::GLOBAL::warn = sub {	296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
		301	$Coro::State::WARNHOOK = sub {
186	my $msg = join "", @_;	302	my $msg = join "", @_;
187		303
188	$msg .= "\n"	304	$msg .= "\n"
189	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
190		306
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		308
193	LOG llevError, $msg;	309	LOG llevWarn, $msg;
194	};	310	};
195	}	311
		312	$Coro::State::DIEHOOK = sub {
		313	return unless $^S eq 0; # "eq", not "=="
		314
		315	error Carp::longmess $_[0];
		316
		317	if (in_main) {#d#
		318	error "DIEHOOK called in main context, Coro bug?\n";#d#
		319	return;#d#
		320	}#d#
		321
		322	# kill coroutine otherwise
		323	Coro::terminate
		324	};
196		325
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	329	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	336	for my $pkg (qw(
208	cf::global cf::attachable	337	cf::global cf::attachable
209	cf::object cf::object::player	338	cf::object cf::object::player
210	cf::client cf::player	339	cf::client cf::player
211	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
212	cf::map cf::party cf::region	342	cf::party cf::region
213	)) {	343	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	345	}
217		346
218	$EV::DIED = sub {	347	$EV::DIED = sub {
219	warn "error in event callback: @_";	348	warn "error in event callback: $@";
220	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
221		355
222	#############################################################################	356	#############################################################################
223		357
224	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
225		359
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	381	$d
248	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
249	}	383	}
250		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
251	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
252		438
253	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
254		440
255	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		448
263	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
265		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
		497	=item cf::post_init { BLOCK }
		498
		499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		500	but I<before> the server starts ticking again.
		501
		502	The codeblock will have a single boolean argument to indicate whether this
		503	is a reload or not.
		504
		505	=cut
		506
		507	sub post_init(&) {
		508	push @POST_INIT, shift;
		509	}
		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
		527
266	=item cf::lock_wait $string	528	=item cf::lock_wait $string
267		529
268	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
269		531
270	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
271		533
272	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
275	returned.	537	returned.
276		538
277	Locks are *not* recursive, locking from the same coro twice results in a	539	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	540	deadlocked coro.
…		…
284		546
285	Return true if the lock is currently active, i.e. somebody has locked it.	547	Return true if the lock is currently active, i.e. somebody has locked it.
286		548
287	=cut	549	=cut
288		550
289	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		552
292	sub lock_wait($) {	553	sub lock_wait($) {
293	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	555	}
306		556
307	sub lock_acquire($) {	557	sub lock_acquire($) {
308	my ($key) = @_;	558	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	559	}
322		560
323	sub lock_active($) {	561	sub lock_active($) {
324	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	563	}
328		564
329	sub freeze_mainloop {	565	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
331		567
332	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	569	}
338		570
339	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
340		572
341	Like EV::periodic, but randomly selects a starting point so that the actions	573	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	574	get spread over time.
343		575
344	=cut	576	=cut
345		577
346	sub periodic($$) {	578	sub periodic($$) {
347	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
351	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
352	}	584	}
353		585
354	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
355		587
356	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
357	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
358	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
359		595
360	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
361	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
362		598
363	Useful for short background jobs.	599	Useful for short background jobs.
364		600
365	=cut	601	=cut
366		602
367	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
369		606
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
373		610
374	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
375		613
376	while () {	614	while () {
377	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
378	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	620
380	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	625	$job->[2]->send;
384	Coro::cede;
385	goto next_job;	626	goto next_job;
386	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	629	}
388	}	630	}
389		631
390	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
391	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
392	push @cf::WAIT_FOR_TICK, $signal;
393	$signal->wait;
394	} else {	634	} else {
		635	$busy = 0;
395	Coro::schedule;	636	Coro::schedule;
396	}	637	}
397	}	638	}
398	};	639	};
399		640
400	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
401	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
402		645
403	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
404	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
405		649
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
420	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
421		665
422	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
423		667
424	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
425	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
426	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
427	acceptable.	671	acceptable.
428		672
429	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
430	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
434	=cut	678	=cut
435		679
436	sub sync_job(&) {	680	sub sync_job(&) {
437	my ($job) = @_;	681	my ($job) = @_;
438		682
439	if ($Coro::current == $Coro::main) {	683	if (in_main) {
440	my $time = EV::time;	684	my $time = AE::time;
441		685
442	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
444		688
445	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
446		690
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
450		692
451	my $busy = 1;	693	my $busy = 1;
452	my @res;	694	my @res;
453		695
454	(async {	696	(async {
455	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
456	@res = eval { $job->() };	698	@res = eval { $job->() };
457	warn $@ if $@;	699	error $@ if $@;
458	undef $busy;	700	undef $busy;
459	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
460		702
461	while ($busy) {	703	while ($busy) {
462	if (Coro::nready) {	704	if (Coro::nready) {
463	Coro::cede_notself;	705	Coro::cede_notself;
464	} else {	706	} else {
465	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
466	}	708	}
467	}	709	}
468		710
469	$time = EV::time - $time;	711	my $time = AE::time - $time;
470		712
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
475		714
476	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
477	} else {	716	} else {
478	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
479		718
…		…
499	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
500		739
501	$coro	740	$coro
502	}	741	}
503		742
504	=item fork_call { }, $args	743	=item fork_call { }, @args
505		744
506	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
507	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
508	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
509	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
510		749
511	=cut	750	=cut
512		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
513	sub fork_call(&@) {	756	sub fork_call(&@) {
514	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
515		758
516	# we seemingly have to make a local copy of the whole thing,
517	# otherwise perl prematurely frees the stuff :/
518	# TODO: investigate and fix (likely this will be rather laborious)
519
520	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
521	reset_signals;	760	cf::post_fork;
522	&$cb	761	&$cb
523	}, @args;	762	} @args;
524		763
525	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
		776	}
		777
		778	=item $coin = coin_from_name $name
		779
		780	=cut
		781
		782	our %coin_alias = (
		783	"silver" => "silvercoin",
		784	"silvercoin" => "silvercoin",
		785	"silvercoins" => "silvercoin",
		786	"gold" => "goldcoin",
		787	"goldcoin" => "goldcoin",
		788	"goldcoins" => "goldcoin",
		789	"platinum" => "platinacoin",
		790	"platinumcoin" => "platinacoin",
		791	"platinumcoins" => "platinacoin",
		792	"platina" => "platinacoin",
		793	"platinacoin" => "platinacoin",
		794	"platinacoins" => "platinacoin",
		795	"royalty" => "royalty",
		796	"royalties" => "royalty",
		797	);
		798
		799	sub coin_from_name($) {
		800	$coin_alias{$_[0]}
		801	? cf::arch::find $coin_alias{$_[0]}
		802	: undef
526	}	803	}
527		804
528	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
529		806
530	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
540	within each server.	817	within each server.
541		818
542	=cut	819	=cut
543		820
544	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
545	my ($name) = @_;	825	my ($name) = @_;
546	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
547		827
548	eval {	828	eval {
549	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
559	}	839	}
560		840
561	our $DB;	841	our $DB;
562		842
563	sub db_init {	843	sub db_init {
564	cf::sync_job {
565	$DB ||= db_table "db";	844	$DB ||= db_table "db";
566	};
567	}	845	}
568		846
569	sub db_get($$) {	847	sub db_get($$) {
570	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
571		849
572	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
573	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
574		854
575	$! ? ()	855	$! ? ()
576	: $data	856	: $data
577	}
578	}	857	}
579		858
580	sub db_put($$$) {	859	sub db_put($$$) {
581	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
582	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
610		889
611	my @data;	890	my @data;
612	my $md5;	891	my $md5;
613		892
614	for (0 .. $#$src) {	893	for (0 .. $#$src) {
615	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
616	or Carp::croak "$src->[$_]: $!";
617	}	895	}
618		896
619	# if processing is expensive, check	897	# if processing is expensive, check
620	# checksum first	898	# checksum first
621	if (1) {	899	if (1) {
…		…
634		912
635	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
636	}	914	}
637	}	915	}
638		916
639	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
640	my $data = $process->(\@data);	918	my $data = $process->(\@data);
641	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
642		920
643	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
644		922
645	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
646	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
647	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
648		926
…		…
658		936
659	=cut	937	=cut
660		938
661	sub datalog($@) {	939	sub datalog($@) {
662	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
663	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
664	}	942	}
665		943
666	=back	944	=back
667		945
668	=cut	946	=cut
669		947
670	#############################################################################	948	#############################################################################
671		949
672	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
673		951
674	Many objects in crossfire are so-called attachable objects. That means you can	952	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	953	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
677		955
678	In the following description, CLASS can be any of C<global>, C<object>	956	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	957	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
730		1008
731	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
733		1011
734	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	1013	that are attached at load/instantiate time, thus the need for a name.
736		1014
737	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
738		1016
739	=over 4	1017	=over 4
…		…
863		1141
864	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
865	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
866		1144
867	} elsif (ref $type) {	1145	} elsif (ref $type) {
868	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
869		1147
870	} else {	1148	} else {
871	shift @arg;	1149	shift @arg;
872	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
873	}	1151	}
874	}	1152	}
875	}	1153	}
876		1154
877	sub _object_attach {	1155	sub _object_attach {
…		…
887	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
888	}	1166	}
889		1167
890	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
891	} else {	1169	} else {
892	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
893	}	1171	}
894		1172
895	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
896	}	1174	}
897		1175
…		…
956		1234
957	for (@$callbacks) {	1235	for (@$callbacks) {
958	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
959		1237
960	if ($@) {	1238	if ($@) {
961	warn "$@";
962	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
963	override;	1240	override;
964	}	1241	}
965		1242
966	return 1 if $override;	1243	return 1 if $override;
967	}	1244	}
968		1245
969	0	1246	0
970	}	1247	}
971		1248
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1249	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1250
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1251	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1252
976	Generate an object-specific event with the given arguments.	1253	Generate an object-specific event with the given arguments.
977		1254
…		…
1030		1307
1031	sub reattach {	1308	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1310	my ($obj) = @_;
1034		1311
		1312	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1313	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1314
1037	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1038		1316
1039	@$registry = ();	1317	@$registry = ();
1040		1318
…		…
1045	for (@$attach) {	1323	for (@$attach) {
1046	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1047	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1048	}	1326	}
1049	} else {	1327	} else {
1050	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1051	}	1329	}
1052	}	1330	}
1053	}	1331	}
1054		1332
1055	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1082	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1083		1361
1084	sync_job {	1362	sync_job {
1085	if (length $$rdata) {	1363	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1089		1368
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1094	close $fh;	1376	aio_close $fh;
1095		1377
1096	if (@$objs) {	1378	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1379	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1383	if ($cf::USE_FSYNC) {
		1384	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;
		1385	aio_fsync $fh;
		1386	}
1102	close $fh;	1387	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1389	}
1105	} else {	1390	} else {
1106	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1107	}	1392	}
1108		1393
1109	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1398	} else {
1111	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1112	}	1400	}
1113	} else {	1401	} else {
1114	aio_unlink $filename;	1402	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1116	}	1404	}
…		…
1140	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1141	$av = $st->{objs};	1429	$av = $st->{objs};
1142	}	1430	}
1143		1431
1144	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1147		1436
1148	($data, $av)	1437	($data, $av)
1149	}	1438	}
1150		1439
1151	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1155	=cut	1444	=cut
1156		1445
1157	#############################################################################	1446	#############################################################################
1158	# command handling &c	1447	# command handling &c
1159		1448
1160	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1161		1450
1162	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1163	$name.	1452	$name.
1164		1453
1165	=cut	1454	=cut
…		…
1171	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1172		1461
1173	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1174	}	1463	}
1175		1464
1176	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1177		1466
1178	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1179	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1180	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1181	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1182	has logged in successfully.	1471	has logged in successfully.
1183		1472
1184	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1185	called.
1186		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1187	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1188		1481
1189	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1190	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1191	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1192	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1193	log-in.	1486	log-in.
1194		1487
1195	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1196	called.
1197		1489
1198	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1199		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1200	sub register_extcmd {	1497	sub register_extcmd($$) {
1201	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1202		1499
1203	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1204	}	1501	}
1205		1502
1206	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1207	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1208		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1209	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1210	}	1513	}
1211		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1212	cf::player->attach (	1523	cf::player->attach (
1213	on_command => sub {	1524	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1215		1526
1216	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1217	or return;	1528	or return;
1218		1529
…		…
1226	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1227		1538
1228	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1229		1540
1230	if (ref $msg) {	1541	if (ref $msg) {
1231	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1232	"ARRAY" eq ref $msg
1233	? @$msg
1234	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1235		1543
1236	my @reply;
1237
1238	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1239	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1240	}	1562	}
1241		1563
1242	$pl->ext_reply ($reply, @reply)
1243	if $reply;
1244
1245	} else {	1564	} else {
1246	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1247	}	1566	}
1248		1567
1249	cf::override;	1568	cf::override;
1250	},	1569	},
1251	);	1570	);
1252		1571
		1572	# "readahead" all extensions
		1573	sub cache_extensions {
		1574	my $grp = IO::AIO::aio_group;
		1575
		1576	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1577	for (grep /\.ext$/, @{$_[0]}) {
		1578	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1579	}
		1580	};
		1581
		1582	$grp
		1583	}
		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1253	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1254	cf::sync_job {	1601	cf::sync_job {
1255	my %todo;	1602	my %todo;
1256		1603
1257	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1258	next unless -r $path;	1605	next unless -r $path;
…		…
1276		1623
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1626
1280	$ext{source} =	1627	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1282	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1283	. $source	1630	. $source
1284	. "\n};\n1";	1631	. "\n};\n1";
1285		1632
1286	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1287	}	1634	}
1288		1635
		1636	my $pass = 0;
1289	my %done;	1637	my %done;
1290	while (%todo) {	1638	while (%todo) {
1291	my $progress;	1639	my $progress;
1292		1640
		1641	++$pass;
		1642
		1643	ext:
1293	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1646	next ext
1296	unless exists $done{$_};	1647	unless exists $done{$_};
1297	}	1648	}
1298		1649
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1651
1301	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1306	warn $msg;	1668
1307	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1670	delete $todo{$k};
1309	}	1671	} else {
1310		1672	$done{$k} = delete $todo{$k};
1311	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1312	}	1678	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1679	}
1318		1680
1319	skip:	1681	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1322	}	1691	}
1323	};	1692	};
1324	}	1693	}
1325		1694
1326	#############################################################################	1695	#############################################################################
1327		1696
1328	=back	1697	=back
1329		1698
1330	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1331		1700
1332	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1333		1702
1334	=cut	1703	=cut
1335		1704
1336	package cf::player;	1705	package cf::player;
1337		1706
…		…
1380		1749
1381	sub exists($) {	1750	sub exists($) {
1382	my ($login) = @_;	1751	my ($login) = @_;
1383		1752
1384	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1386	}	1755	}
1387		1756
1388	sub find($) {	1757	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1759	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1772	or return;
1404		1773
1405	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1406	or return;	1775	or return;
		1776
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1410	}	1780	}
1411	}	1781	}
1412	}	1782	}
1413		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
		1796
1414	sub save($) {	1797	sub save($) {
1415	my ($pl) = @_;	1798	my ($pl) = @_;
1416		1799
1417	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1418		1801
…		…
1421		1804
1422	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1423		1806
1424	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
		1809
		1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1426		1814
1427	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1816	cf::cede_to_tick;
1429	}	1817	}
1430		1818
…		…
1462	my ($pl) = @_;	1850	my ($pl) = @_;
1463		1851
1464	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1465		1853
1466	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1856
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1470	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1472	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1473		1865
1474	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1476	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1514		1906
1515	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1516	my $path = path $login;	1908	my $path = path $login;
1517		1909
1518	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1916	}
1524		1917
…		…
1528		1921
1529	\@logins	1922	\@logins
1530	}	1923	}
1531		1924
1532	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1533		1928
1534	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1535	player. May block.	1930	player. May block.
1536		1931
1537	=cut	1932	=cut
…		…
1555	}	1950	}
1556		1951
1557	\@paths	1952	\@paths
1558	}	1953	}
1559		1954
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1956
1562	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652
1653	=item $player->ext_reply ($msgid, @msg)
1654
1655	Sends an ext reply to the player.
1656
1657	=cut
1658
1659	sub ext_reply($$@) {
1660	my ($self, $id, @msg) = @_;
1661
1662	$self->ns->ext_reply ($id, @msg)
1663	}
1664		1958
1665	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1666		1960
1667	Sends an ext event to the client.	1961	Sends an ext event to the client.
1668		1962
…		…
1688		1982
1689	=cut	1983	=cut
1690		1984
1691	sub find_by_path($) {	1985	sub find_by_path($) {
1692	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1693		1989
1694	my ($match, $specificity);	1990	my ($match, $specificity);
1695		1991
1696	for my $region (list) {	1992	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1725		2021
1726	sub generate_random_map {	2022	sub generate_random_map {
1727	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1728	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1729	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	2028	}
1743		2029
1744	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1745		2031
1746	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1751		2037
1752	sub register {	2038	sub register {
1753	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2040	my $pkg = caller;
1755		2041
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2043
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2045	}
1761		2046
1762	# also paths starting with '/'	2047	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2049
1765	sub thawer_merge {	2050	sub thawer_merge {
1766	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1767		2052
1768	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1773	}	2058	}
1774		2059
1775	sub normalise {	2060	sub normalise {
1776	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1777		2062
1778	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1779		2064
1780	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1781		2066
1782	# map plan:	2067	# map plan:
1783	#	2068	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2084	$path = "$base/$path";
1800	}	2085	}
1801		2086
1802	for ($path) {	2087	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1806	}	2090	}
1807		2091
1808	$path	2092	$path
…		…
1822	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1823	return $self;	2107	return $self;
1824	}	2108	}
1825	}	2109	}
1826		2110
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2112	()
1829	}	2113	}
1830		2114
		2115	# may re-bless or do other evil things
1831	sub init {	2116	sub init {
1832	my ($self) = @_;	2117	my ($self) = @_;
1833		2118
1834	$self	2119	$self
1835	}	2120	}
…		…
1854		2139
1855	# the temporary/swap location	2140	# the temporary/swap location
1856	sub save_path {	2141	sub save_path {
1857	my ($self) = @_;	2142	my ($self) = @_;
1858		2143
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1861	}	2146	}
1862		2147
1863	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1864	sub uniq_path {	2149	sub uniq_path {
1865	my ($self) = @_;	2150	my ($self) = @_;
1866		2151
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	2154	}
1879		2155
1880	sub decay_objects {	2156	sub decay_objects {
1881	my ($self) = @_;	2157	my ($self) = @_;
1882		2158
…		…
1909	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1910		2186
1911	1	2187	1
1912	}	2188	}
1913		2189
		2190	# used to laod the header of an original map
1914	sub load_header_orig {	2191	sub load_header_orig {
1915	my ($self) = @_;	2192	my ($self) = @_;
1916		2193
1917	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1918	}	2195	}
1919		2196
		2197	# used to laod the header of an instantiated map
1920	sub load_header_temp {	2198	sub load_header_temp {
1921	my ($self) = @_;	2199	my ($self) = @_;
1922		2200
1923	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1924	}	2202	}
1925		2203
		2204	# called after loading the header from an instantiated map
1926	sub prepare_temp {	2205	sub prepare_temp {
1927	my ($self) = @_;	2206	my ($self) = @_;
1928		2207
1929	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1930	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1931	# safety	2210	# safety
1932	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1933	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1934	}	2213	}
1935		2214
		2215	# called after loading the header from an original map
1936	sub prepare_orig {	2216	sub prepare_orig {
1937	my ($self) = @_;	2217	my ($self) = @_;
1938		2218
1939	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1940	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1964		2244
1965	sub find;	2245	sub find;
1966	sub find {	2246	sub find {
1967	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1968		2248
		2249	cf::cede_to_tick;
		2250
1969	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1970		2252
1971	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2255
1974	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1979	or return;	2258	or return;
1980		2259
1981	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1982		2261
…		…
1984	or return;	2263	or return;
1985		2264
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
1989	undef $guard1;	2269	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2270	$map->reset;
1992	return find $path;	2271	return find $path;
1993	}	2272	}
1994		2273
1995	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
1996	}	2275	}
1997	}	2276	}
1998		2277
1999	sub pre_load { }	2278	sub pre_load { }
2000	sub post_load { }	2279	#sub post_load { } # XS
2001		2280
2002	sub load {	2281	sub load {
2003	my ($self) = @_;	2282	my ($self) = @_;
2004		2283
2005	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2008		2287
2009	{	2288	{
2010	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2011		2290
2012	return unless $self->valid;	2291	return unless $self->valid;
2013	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2014
2015	$self->in_memory (cf::MAP_LOADING);
2016		2293
2017	$self->alloc;	2294	$self->alloc;
2018		2295
2019	$self->pre_load;	2296	$self->pre_load;
2020	cf::cede_to_tick;	2297	cf::cede_to_tick;
2021		2298
		2299	if (exists $self->{load_path}) {
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2301	$f->skip_block;
2024	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2025	or return;	2303	or return;
2026		2304
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
2028	if delete $self->{load_original};	2306	if delete $self->{load_original};
2029		2307
2030	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2309	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2033	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2034	$self->clear_unique_items;	2312	$self->clear_unique_items;
2035	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2036	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2037	}	2316	}
2038	}	2317	}
2039	}
2040		2318
2041	$f->resolve_delayed_derefs;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
2042		2326
2043	cf::cede_to_tick;	2327	cf::cede_to_tick;
2044	# now do the right thing for maps	2328	# now do the right thing for maps
2045	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2046	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2050	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2335	$self->decay_objects;
2052	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2053	$self->update_buttons;	2337	$self->update_buttons;
2054	cf::cede_to_tick;	2338	cf::cede_to_tick;
2055	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2056	cf::cede_to_tick;
2057	$self->activate;
2058	}	2340	}
2059		2341
2060	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2062
2063	$self->in_memory (cf::MAP_IN_MEMORY);
2064	}	2344	}
2065		2345
2066	$self->post_load;	2346	$self->post_load;
2067	}
2068		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2354	sub customise_for {
2070	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2071		2356
2072	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2358	if $self->per_player;
…		…
2076	# if $self->per_party;	2361	# if $self->per_party;
2077		2362
2078	$self	2363	$self
2079	}	2364	}
2080		2365
2081	# find and load all maps in the 3x3 area around a map
2082	sub load_neighbours {
2083	my ($map) = @_;
2084
2085	my @neigh; # diagonal neighbours
2086
2087	for (0 .. 3) {
2088	my $neigh = $map->tile_path ($_)
2089	or next;
2090	$neigh = find $neigh, $map
2091	or next;
2092	$neigh->load;
2093
2094	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}
2098
2099	for (grep defined $_->[0], @neigh) {
2100	my ($path, $origin) = @$_;
2101	my $neigh = find $path, $origin
2102	or next;
2103	$neigh->load;
2104	}
2105	}
2106
2107	sub find_sync {	2366	sub find_sync {
2108	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2109		2368
2110	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
2111	}	2374	}
2112		2375
2113	sub do_load_sync {	2376	sub do_load_sync {
2114	my ($map) = @_;	2377	my ($map) = @_;
2115		2378
		2379	# it's a bug to call this from the main context
2116	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2117	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2118		2382
2119	cf::sync_job { $map->load };	2383	$map->load;
2120	}	2384	}
2121		2385
2122	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2123	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2124		2388
2125	sub find_async {	2389	sub find_async {
2126	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2127		2391
2128	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2129		2393
2130	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
2132	}	2396	}
2133		2397
2134	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2135		2399
2136	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2137	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2138		2402
2139	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2140	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2141	if (my $map = find $k) {	2405	if (my $map = find $k) {
2142	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2143	}	2407	}
2144		2408
2145	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2146	}	2410	}
2147	}	2411	}
…		…
2150	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2151		2415
2152	()	2416	()
2153	}	2417	}
2154		2418
		2419	# common code, used by both ->save and ->swapout
2155	sub save {	2420	sub _save {
2156	my ($self) = @_;	2421	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2422
2160	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2161		2424
2162	return unless $self->dirty;	2425	return unless $self->dirty;
2163		2426
…		…
2172		2435
2173	cf::async {	2436	cf::async {
2174	$Coro::current->{desc} = "map player save";	2437	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2176	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2177		2442
2178	if ($uniq) {	2443	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2446	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2448	}
2184	}	2449	}
2185		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2186	sub swap_out {	2459	sub swap_out {
2187	my ($self) = @_;	2460	my ($self) = @_;
2188		2461
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2194	return if $self->players;	2466	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
		2477	$self->clear;
		2478	}
		2479
		2480	sub reset_at {
		2481	my ($self) = @_;
		2482
		2483	# TODO: safety, remove and allow resettable per-player maps
2196	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2197		2485
		2486	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2487	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2488
		2489	$time + $to
		2490	}
		2491
		2492	sub should_reset {
		2493	my ($self) = @_;
		2494
		2495	$self->reset_at <= $cf::RUNTIME
		2496	}
		2497
		2498	sub reset {
		2499	my ($self) = @_;
		2500
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
		2503	return if $self->players;
		2504
		2505	cf::trace "resetting map ", $self->path, "\n";
		2506
2198	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
		2508
		2509	# need to save uniques path
		2510	unless ($self->{deny_save}) {
		2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2512
		2513	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2514	if $uniq;
		2515	}
		2516
		2517	delete $cf::MAP{$self->path};
2199		2518
2200	$self->deactivate;	2519	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2521	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2522
2248	$self->unlink_save;	2523	$self->unlink_save;
2249	$self->destroy;	2524	$self->destroy;
2250	}	2525	}
2251		2526
…		…
2259		2534
2260	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2261		2536
2262	$self->unlink_save;	2537	$self->unlink_save;
2263		2538
2264	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2544
…		…
2318		2593
2319	sub unique_maps() {	2594	sub unique_maps() {
2320	[	2595	[
2321	map {	2596	map {
2322	utf8::decode $_;	2597	utf8::decode $_;
2323	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2324	? normalise $_	2601	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2603	]
2328	}	2604	}
2329		2605
2330	package cf;	2606	=item cf::map::static_maps
		2607
		2608	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2609	file in the shared directory excluding F</styles> and F</editor>). May
		2610	block.
		2611
		2612	=cut
		2613
		2614	sub static_maps() {
		2615	my @dirs = "";
		2616	my @maps;
		2617
		2618	while (@dirs) {
		2619	my $dir = shift @dirs;
		2620
		2621	next if $dir eq "/styles" || $dir eq "/editor";
		2622
		2623	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2624	or return;
		2625
		2626	for (@$files) {
		2627	s/\.map$// or next;
		2628	utf8::decode $_;
		2629	push @maps, "$dir/$_";
		2630	}
		2631
		2632	push @dirs, map "$dir/$_", @$dirs;
		2633	}
		2634
		2635	\@maps
		2636	}
2331		2637
2332	=back	2638	=back
2333		2639
2334	=head3 cf::object	2640	=head3 cf::object
2335		2641
…		…
2339		2645
2340	=over 4	2646	=over 4
2341		2647
2342	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2343		2649
2344	Returns the inventory of the object _and_ their inventories, recursively.	2650	Returns the inventory of the object I<and> their inventories, recursively,
		2651	but I<not> the object itself.
2345		2652
2346	=cut	2653	=cut
2347		2654
2348	sub inv_recursive_;	2655	sub inv_recursive_;
2349	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2355	}	2662	}
2356		2663
2357	=item $ref = $ob->ref	2664	=item $ref = $ob->ref
2358		2665
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2667
2361	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2362		2669
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2364	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2365		2672
2366	=cut	2673	=cut
2367		2674
2368	sub deref {	2675	sub deref {
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2703	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2398		2705
2399	=cut	2706	=cut
2400		2707
		2708	our $SAY_CHANNEL = {
		2709	id => "say",
		2710	title => "Map",
		2711	reply => "say ",
		2712	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2713	};
		2714
		2715	our $CHAT_CHANNEL = {
		2716	id => "chat",
		2717	title => "Chat",
		2718	reply => "chat ",
		2719	tooltip => "Player chat and shouts, global to the server.",
		2720	};
		2721
2401	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2723	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2724	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2739
2419	} else {	2740	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2743	}
2423	}	2744	}
2424	}	2745	}
2425		2746
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2436	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2437		2758
2438	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2439	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2440		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2441	=cut	2787	=cut
2442		2788
2443	sub cf::object::player::may {	2789	sub cf::object::player::may {
2444	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2445		2791
2446	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2447	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2448	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2449	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2450	}	2796	}
2451		2797
2452	=item $player_object->enter_link	2798	=item $player_object->enter_link
2453		2799
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2801
2456	The player should be reasonably safe there for short amounts of time. You	2802	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2804	though, as the player cannot control the character while it is on the link
		2805	map.
2458		2806
2459	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2460		2814
2461	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2462		2816
2463	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2464	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2482	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2837	my ($self) = @_;
2484		2838
2485	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2486		2840
		2841	++$self->{_link_recursion};
		2842
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2844
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2491		2847
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2849	}
2494		2850
2495	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2497		2853
…		…
2514	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2516		2872
2517	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2520		2876
2521	$map->load;	2877	$map->load;
2522	$map->load_neighbours;
2523		2878
2524	return unless $self->contr->active;	2879	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2880
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2529	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2530		2888
		2889	}
		2890
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2892
2533	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2897	be called at the end of this process.
2538		2898
		2899	Note that $check will be called with a potentially non-loaded map, so if
		2900	it needs a loaded map it has to call C<< ->load >>.
		2901
2539	=cut	2902	=cut
2540		2903
2541	our $GOTOGEN;	2904	our $GOTOGEN;
2542		2905
2543	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
2545		2914
2546	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2917
2549	$self->enter_link;	2918	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2570	}	2939	}
2571	}	2940	}
2572		2941
2573	my $map = eval {	2942	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2944
2576	if ($map) {	2945	if ($map) {
2577	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2948	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2950	}
2582		2951
2583	$map	2952	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2594	}	2963	}
2595		2964
2596	$done->() if $done;	2965	$done->($self) if $done;
2597	})->prio (1);	2966	})->prio (1);
2598	}	2967	}
2599		2968
2600	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2601		2970
…		…
2621	}	2990	}
2622		2991
2623	sub prepare_random_map {	2992	sub prepare_random_map {
2624	my ($exit) = @_;	2993	my ($exit) = @_;
2625		2994
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2997	# that depends on the exit object
2631		2998
2632	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	3001	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2639	}	3008	}
2640		3009
2641	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2642		3011
2643	my $data = cf::encode_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2646		3015
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	3018	undef $fh;
2650	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2651		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2654	}	3027	}
2655	}	3028	}
2656		3029
2657	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2659		3032
2660	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2661		3034
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	3035	$self->enter_link;
2674		3036
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	3037	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2681		3039
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	3040	unless (eval {
		3041	$self->deactivate_recursive; # just to be sure
		3042
		3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3044	my $x = $exit->stats->hp;
		3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
		3069
2684	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2685		3071
		3072	# if exit is damned, update players death & WoR home-position
		3073	$self->contr->savebed ($map, $x, $y)
		3074	if $exit->flag (cf::FLAG_DAMNED);
		3075
2686	1;	3076	1
2687	}) {	3077	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2692		3082
2693	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2694	$self->leave_link;	3084	$self->leave_link;
2695	}	3085	}
2696	})->prio (1);	3086	})->prio (1);
2697	}	3087	}
2698		3088
2699	=head3 cf::client	3089	=head3 cf::client
2700		3090
2701	=over 4	3091	=over 4
2702		3092
2703	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2704		3094
2705	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2706	should not be used under normal circumstances.	3096	them as required.
2707		3097
2708	=cut	3098	=cut
2709		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2710	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2711	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2712		3104
2713	utf8::encode $text;	3105	# try lzf for large packets
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3106	$pkt = "lzf " . Compress::LZF::compress $pkt
		3107	if 1024 <= length $pkt and $self->{can_lzf};
		3108
		3109	# split very large packets
		3110	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3111	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3112	$pkt = "frag";
		3113	}
		3114
		3115	$self->send_packet ($pkt);
2715	}	3116	}
2716		3117
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		3119
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2720	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2721	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2722	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2723		3124
2724	=cut	3125	=cut
2725		3126
2726	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	3128	our %CHANNEL = (
		3129	"c/motd" => {
		3130	id => "infobox",
		3131	title => "MOTD",
		3132	reply => undef,
		3133	tooltip => "The message of the day",
		3134	},
2728	"c/identify" => {	3135	"c/identify" => {
2729	id => "infobox",	3136	id => "infobox",
2730	title => "Identify",	3137	title => "Identify",
2731	reply => undef,	3138	reply => undef,
2732	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	3141	"c/examine" => {
2735	id => "infobox",	3142	id => "infobox",
2736	title => "Examine",	3143	title => "Examine",
2737	reply => undef,	3144	reply => undef,
2738	tooltip => "Signs and other items you examined",	3145	tooltip => "Signs and other items you examined",
		3146	},
		3147	"c/shopinfo" => {
		3148	id => "infobox",
		3149	title => "Shop Info",
		3150	reply => undef,
		3151	tooltip => "What your bargaining skill tells you about the shop",
2739	},	3152	},
2740	"c/book" => {	3153	"c/book" => {
2741	id => "infobox",	3154	id => "infobox",
2742	title => "Book",	3155	title => "Book",
2743	reply => undef,	3156	reply => undef,
…		…
2757	},	3170	},
2758	"c/body" => {	3171	"c/body" => {
2759	id => "infobox",	3172	id => "infobox",
2760	title => "Body Parts",	3173	title => "Body Parts",
2761	reply => undef,	3174	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	3175	tooltip => "Shows which body parts you possess and are available",
		3176	},
		3177	"c/statistics" => {
		3178	id => "infobox",
		3179	title => "Statistics",
		3180	reply => undef,
		3181	tooltip => "Shows your primary statistics",
		3182	},
		3183	"c/skills" => {
		3184	id => "infobox",
		3185	title => "Skills",
		3186	reply => undef,
		3187	tooltip => "Shows your experience per skill and item power",
		3188	},
		3189	"c/shopitems" => {
		3190	id => "infobox",
		3191	title => "Shop Items",
		3192	reply => undef,
		3193	tooltip => "Shows the items currently for sale in this shop",
		3194	},
		3195	"c/resistances" => {
		3196	id => "infobox",
		3197	title => "Resistances",
		3198	reply => undef,
		3199	tooltip => "Shows your resistances",
		3200	},
		3201	"c/pets" => {
		3202	id => "infobox",
		3203	title => "Pets",
		3204	reply => undef,
		3205	tooltip => "Shows information abotu your pets/a specific pet",
		3206	},
		3207	"c/perceiveself" => {
		3208	id => "infobox",
		3209	title => "Perceive Self",
		3210	reply => undef,
		3211	tooltip => "You gained detailed knowledge about yourself",
2763	},	3212	},
2764	"c/uptime" => {	3213	"c/uptime" => {
2765	id => "infobox",	3214	id => "infobox",
2766	title => "Uptime",	3215	title => "Uptime",
2767	reply => undef,	3216	reply => undef,
…		…
2771	id => "infobox",	3220	id => "infobox",
2772	title => "Map Info",	3221	title => "Map Info",
2773	reply => undef,	3222	reply => undef,
2774	tooltip => "Information related to the maps",	3223	tooltip => "Information related to the maps",
2775	},	3224	},
		3225	"c/party" => {
		3226	id => "party",
		3227	title => "Party",
		3228	reply => "gsay ",
		3229	tooltip => "Messages and chat related to your party",
		3230	},
		3231	"c/death" => {
		3232	id => "death",
		3233	title => "Death",
		3234	reply => undef,
		3235	tooltip => "Reason for and more info about your most recent death",
		3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
		3243	"c/say" => $SAY_CHANNEL,
		3244	"c/chat" => $CHAT_CHANNEL,
2776	);	3245	);
2777		3246
2778	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3249
2781	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2782		3252
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3254
2785	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2788		3258
2789	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3260	$channel = $channel->{id};
2793		3261
2794	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3267	}
2801		3268
2802	$channel = $channel->{id};	3269	$channel = $channel->{id};
2803	}	3270	}
2804		3271
2805	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2806		3273
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3274	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2811		3277
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3281	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3282
2826	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3284	}
2840		3285
2841	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2842		3287
2843	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2845	=cut	3290	=cut
2846		3291
2847	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2849		3294
2850	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}
2856	}
2857
2858	=item $client->ext_reply ($msgid, @msg)
2859
2860	Sends an ext reply to the client.
2861
2862	=cut
2863
2864	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;
2866
2867	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}
2874	}	3296	}
2875		3297
2876	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2877		3299
2878	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2898		3320
2899	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2900	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2901		3323
2902	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
2903	}	3364	}
2904		3365
2905	cf::client->attach (	3366	cf::client->attach (
2906	on_connect => sub {	3367	on_connect => sub {
2907	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2933	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2934		3395
2935	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2936		3397
2937	if (ref $msg) {	3398	if (ref $msg) {
2938	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2939	"ARRAY" eq ref $msg
2940	? @$msg
2941	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2942		3400
2943	my @reply;
2944
2945	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
2946	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2947	}	3419	}
2948
2949	$ns->ext_reply ($reply, @reply)
2950	if $reply;
2951
2952	} else {	3420	} else {
2953	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2954	}	3422	}
2955		3423
2956	cf::override;	3424	cf::override;
2957	},	3425	},
2958	);	3426	);
…		…
2978		3446
2979	$coro	3447	$coro
2980	}	3448	}
2981		3449
2982	cf::client->attach (	3450	cf::client->attach (
2983	on_destroy => sub {	3451	on_client_destroy => sub {
2984	my ($ns) = @_;	3452	my ($ns) = @_;
2985		3453
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3455	},
2988	);	3456	);
…		…
3004	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
3005		3473
3006	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
3007		3475
3008	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
3011	sort time	3479	sort time
3012	));	3480	));
3013		3481
3014	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
3017		3485
3018	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
3019		3487
3020	cf::object	3488	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3489	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
3023		3492
3024	cf::object::player	3493	cf::object::player
3025	player	3494	player
3026		3495
3027	cf::player	3496	cf::player
…		…
3032		3501
3033	=cut	3502	=cut
3034		3503
3035	for (	3504	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3505	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3042	) {	3511	) {
3043	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3046	for @funs;	3514	for @funs;
3047	}	3515	}
3048		3516
…		…
3063		3531
3064	my $qcode = $code;	3532	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
3067		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
3068	local $_;	3539	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3540
3071	my $eval =	3541	my $eval =
3072	"do {\n"	3542	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3545	. $code
3076	. "\n}"	3546	. "\n}"
3077	;	3547	;
3078		3548
		3549	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3553	sub_generation_inc;
		3554	} else {
		3555	local @cf::_safe_eval_args = values %vars;
		3556	@res = wantarray ? eval eval : scalar eval $eval;
		3557	}
3082		3558
3083	if ($@) {	3559	if ($@) {
3084	warn "$@";	3560	warn "$@",
3085	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3086	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3087	}	3563	}
3088		3564
3089	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3090	}	3566	}
3091		3567
…		…
3105	=cut	3581	=cut
3106		3582
3107	sub register_script_function {	3583	sub register_script_function {
3108	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3109		3585
3110	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3112	}	3588	}
3113		3589
3114	=back	3590	=back
3115		3591
3116	=cut	3592	=cut
3117		3593
3118	#############################################################################	3594	#############################################################################
3119	# the server's init and main functions	3595	# the server's init and main functions
3120		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3121	sub load_facedata($) {	3674	sub load_facedata($) {
3122	my ($path) = @_;	3675	my ($path) = @_;
3123		3676
3124	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();
3127
3128	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129		3678
3130	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3131		3680
3132	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3133	0 < aio_load $path, $facedata
3134	or die "$path: $!";
3135
3136	$facedata = Coro::Storable::thaw $facedata;
3137		3682
3138	$facedata->{version} == 2	3683	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3140		3685
3141	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3142	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3143	type => FT_RSRC,	3688
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3145	};	3690
3146	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3147		3694
3148	{	3695	{
3149	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3150		3697
3151	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3701
3153	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3157		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3158	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3159	}	3709	}
3160		3710
3161	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3712	next unless $info->{smooth};
		3713
3163	my $idx = cf::face::find $face	3714	my $idx = cf::face::find $face
3164	or next;	3715	or next;
		3716
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3720	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3170	}	3722	}
3171
3172	cf::cede_to_tick;
3173	}	3723	}
3174	}	3724	}
3175		3725
3176	{	3726	{
3177	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3178		3728
3179	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3180	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3181	cf::cede_to_tick;
3182	}	3731	}
3183		3732
3184	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3185	}	3734	}
3186		3735
3187	{	3736	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3191		3738
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
		3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3743
3198	if ($info->{type} & 1) {	3744	cf::face::set_type $idx, $type;
3199	# prepend meta info	3745	cf::face::set_csum $idx, 0, $info->{hash};
3200		3746	$cf::face::SIZE[0][$idx] = $info->{size};
3201	my $meta = $enc->encode ({	3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
3202	name => $name,	3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3203	%{ $info->{meta} || {} },	3749	$cf::face::HASH{$info->{hash}} = $idx;
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3750	} else {
3208	$data = $info->{data};	3751	# $RESOURCE{$name} = $info; # unused
3209	}	3752	}
3210
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;
3215	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}	3753	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
		3765
		3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3767
		3768	aio_close $fh if $fh; # close old facedata
3235		3769
3236	1	3770	1
3237	}	3771	}
3238		3772
3239	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
…		…
3241		3775
3242	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
3244	}	3778	}
3245	};	3779	};
		3780
		3781	sub load_resource_file($) {
		3782	my $guard = lock_acquire "load_resource_file";
		3783
		3784	my $status = load_resource_file_ $_[0];
		3785	get_slot 0.1, 100;
		3786	cf::arch::commit_load;
		3787
		3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
		3803	}
3246		3804
3247	sub reload_regions {	3805	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3806	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3807	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3808	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3257	if exists $_->{match};	3815	if exists $_->{match};
3258	}	3816	}
3259	}	3817	}
3260		3818
3261	sub reload_facedata {	3819	sub reload_facedata {
3262	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3263	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3264	}	3822	}
3265		3823
3266	sub reload_archetypes {	3824	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references	3827
3270	# this really needs to be done in an extra post-pass	3828	cf::face::set
3271	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
3272	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
3273	or die "unable to load archetypes\n";	3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3274	}	3853	}
3275		3854
3276	sub reload_treasures {	3855	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3279	}	3858	}
3280		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
3281	sub reload_resources {	3880	sub reload_resources {
3282	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3283		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
3284	reload_regions;	3888	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3889	reload_treasures;
3289		3890
3290	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3892	}
3296		3893
3297	sub reload_config {	3894	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3299	or return;
3300		3896
3301	local $/;	3897	my $config = load_file "$CONFDIR/config";
3302	*CFG = YAML::Syck::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3303		3900
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3902
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3905
3309	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3313	};	3910	};
3314	warn $@ if $@;	3911	warn $@ if $@;
3315	}	3912	}
3316	}	3913	}
3317		3914
		3915	sub pidfile() {
		3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3917	or die "$PIDFILE: $!";
		3918	flock $fh, &Fcntl::LOCK_EX
		3919	or die "$PIDFILE: flock: $!";
		3920	$fh
		3921	}
		3922
		3923	# make sure only one server instance is running at any one time
		3924	sub atomic {
		3925	my $fh = pidfile;
		3926
		3927	my $pid = <$fh>;
		3928	kill 9, $pid if $pid > 0;
		3929
		3930	seek $fh, 0, 0;
		3931	print $fh $$;
		3932	}
		3933
		3934	sub main_loop {
		3935	trace "EV::run starting\n";
		3936	if (1) {
		3937	EV::run;
		3938	}
		3939	trace "EV::run returned\n";
		3940	goto &main_loop unless $REALLY_UNLOOP;
		3941	}
		3942
3318	sub main {	3943	sub main {
		3944	cf::init_globals; # initialise logging
		3945
		3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3950
		3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3952
3319	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3956	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3325	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3326	};	3960	};
3327		3961
		3962	evthread_start IO::AIO::poll_fileno;
		3963
		3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
		3973	cf::load_settings;
		3974
		3975	reload_resources;
3328	reload_config;	3976	reload_config;
3329	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3330	load_extensions;	3986	load_extensions;
3331		3987
3332	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3989
3334	EV::loop;	3990	# no (long-running) fork's whatsoever before this point(!)
		3991	use POSIX ();
		3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3993
		3994	cf::_post_init 0;
		3995	};
		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
		4004	goto &main_loop;
3335	}	4005	}
3336		4006
3337	#############################################################################	4007	#############################################################################
3338	# initialisation and cleanup	4008	# initialisation and cleanup
3339		4009
3340	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3341	BEGIN {	4011	BEGIN {
3342	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3346	};	4016	};
3347	}	4017	}
3348	}	4018	}
3349		4019
3350	sub write_runtime {	4020	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3352		4022
3353	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3355		4025
3356	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		4027
3358	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3359		4029
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	4031	or return;
3362		4032
3363	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3376		4046
3377	close $fh	4047	close $fh
3378	or return;	4048	or return;
3379		4049
3380	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	4051	and return;
3382		4052
3383	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		4054
3385	1	4055	1
		4056	}
		4057
		4058	our $uuid_lock;
		4059	our $uuid_skip;
		4060
		4061	sub write_uuid_sync($) {
		4062	$uuid_skip ||= $_[0];
		4063
		4064	return if $uuid_lock;
		4065	local $uuid_lock = 1;
		4066
		4067	my $uuid = "$LOCALDIR/uuid";
		4068
		4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4070	or return;
		4071
		4072	my $value = uuid_seq uuid_cur;
		4073
		4074	unless ($value) {
		4075	info "cowardly refusing to write zero uuid value!\n";
		4076	return;
		4077	}
		4078
		4079	my $value = uuid_str $value + $uuid_skip;
		4080	$uuid_skip = 0;
		4081
		4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4083	and return;
		4084
		4085	# always fsync - this file is important
		4086	aio_fsync $fh
		4087	and return;
		4088
		4089	close $fh
		4090	or return;
		4091
		4092	aio_rename "$uuid~", $uuid
		4093	and return;
		4094
		4095	trace "uuid file written ($value).\n";
		4096
		4097	1
		4098
		4099	}
		4100
		4101	sub write_uuid($$) {
		4102	my ($skip, $sync) = @_;
		4103
		4104	$sync ? write_uuid_sync $skip
		4105	: async { write_uuid_sync $skip };
3386	}	4106	}
3387		4107
3388	sub emergency_save() {	4108	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3390		4110
3391	warn "enter emergency perl save\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3392		4117
3393	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3394	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	4127	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	4129	$pl->save;
3403	}	4130	}
3404	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3405		4132
3406	warn "begin emergency map save\n";	4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
		4135	info "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	4138	$map->valid or next;
3410	$map->save;	4139	$map->save;
3411	}	4140	}
3412	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3413		4142
3414	warn "begin emergency database checkpoint\n";	4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
		4145	info "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
		4148
		4149	info "emergency_perl_save: begin write uuid\n";
		4150	write_uuid_sync 1;
		4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3417	};	4171	};
3418		4172
3419	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3420	}	4174	}
3421		4175
3422	sub post_cleanup {	4176	sub post_cleanup {
3423	my ($make_core) = @_;	4177	my ($make_core) = @_;
3424		4178
		4179	IO::AIO::flush;
		4180
3425	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	4182	if $make_core;
		4183
		4184	my $fh = pidfile;
		4185	unlink $PIDFILE if <$fh> == $$;
		4186	}
		4187
		4188	# a safer delete_package, copied from Symbol
		4189	sub clear_package($) {
		4190	my $pkg = shift;
		4191
		4192	# expand to full symbol table name if needed
		4193	unless ($pkg =~ /^main::.*::$/) {
		4194	$pkg = "main$pkg" if $pkg =~ /^::/;
		4195	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4196	$pkg .= '::' unless $pkg =~ /::$/;
		4197	}
		4198
		4199	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4200	my $stem_symtab = *{$stem}{HASH};
		4201
		4202	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4203	or return;
		4204
		4205	# clear all symbols
		4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4207	for my $name (keys %$leaf_symtab) {
		4208	_gv_clear *{"$pkg$name"};
		4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4210	}
3427	}	4211	}
3428		4212
3429	sub do_reload_perl() {	4213	sub do_reload_perl() {
3430	# can/must only be called in main	4214	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3432	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3433	return;	4217	return;
3434	}	4218	}
3435		4219
3436	warn "reloading...";	4220	return if $RELOAD++;
3437		4221
3438	warn "entering sync_job";	4222	my $t1 = AE::time;
3439		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3440	cf::sync_job {	4230	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark
3442	cf::emergency_save;	4231	#cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark
3444		4232
3445	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;
3447
3448	# if anything goes wrong in here, we should simply crash as we already saved
3449
3450	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;
3456	warn "iterate...";
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();	4235	%EXT_CORO = ();
3464		4236
3465	warn "removing commands";	4237	trace "perl_reload: removing commands";
3466	%COMMAND = ();	4238	%COMMAND = ();
3467		4239
3468	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3469	%EXTCMD = ();	4241	%EXTCMD = ();
3470	%EXTICMD = ();	4242	%EXTICMD = ();
3471		4243
3472	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3475		4247
3476	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3477	eval {	4249	eval {
3478	$cb->($pkg);	4250	$cb->($pkg);
3479	1	4251	1
3480	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
		4253	}
		4254
		4255	trace "... clearing $pkg";
		4256	clear_package $pkg;
3481	}	4257	}
3482		4258
3483	warn "... nuking $pkg";
3484	Symbol::delete_package $pkg;
3485	}
3486
3487	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3488	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		4262
3491	warn "... unloading $k";	4263	trace "... unloading $k";
3492	delete $INC{$k};	4264	delete $INC{$k};
3493		4265
3494	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3496		4268
3497	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3498	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3499	}	4274	}
3500		4275
3501	Symbol::delete_package $k;
3502	}
3503
3504	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		4279
3508	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		4283
3512	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3513	# and global variables created in xs	4285	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3515		4287
3516	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3517		4289
3518	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3519	require cf;	4291	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3521		4293
3522	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3523	cf::reload_config;	4295	cf::reload_config;
3524		4296
3525	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3526	cf::load_extensions;	4298	cf::load_extensions;
3527		4299
		4300	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3531	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3534		4308
3535	warn "leaving sync_job";	4309	cf::_post_init 1;
3536		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3537	1	4313	1
3538	} or do {	4314	} or do {
3539	warn $@;	4315	error $@;
3540	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3541	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3542	};	4320	}
3543		4321
3544	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3545	};	4324	};
3546		4325
3547	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3548		4327
3549	sub reload_perl() {	4328	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3552		4331
		4332	$RELOAD_WATCHER ||= cf::async {
		4333	Coro::AIO::aio_wait cache_extensions;
		4334
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4336	do_reload_perl;
3554	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3555	do_reload_perl;	4338	};
3556	};	4339	};
3557	}	4340	}
3558		4341
3559	register_command "reload" => sub {	4342	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
…		…
3566	reload_perl;	4349	reload_perl;
3567	};	4350	};
3568	}	4351	}
3569	};	4352	};
3570		4353
3571	unshift @INC, $LIBDIR;	4354	#############################################################################
3572		4355
3573	my $bug_warning = 0;	4356	my $bug_warning = 0;
3574		4357
3575	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;
3577
3578	sub wait_for_tick {	4358	sub wait_for_tick() {
3579	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3580	return if $Coro::current == $Coro::main;
3581		4360
3582	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3583	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;
3585	}	4362	}
3586		4363
3587	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3588	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3589	return if $Coro::current == $Coro::main;
3590		4366
3591	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	4369	$signal->wait;
3594	}	4370	}
3595		4371
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4372	sub tick {
3597	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3600	return;	4376	return;
3601	}	4377	}
3602		4378
3603	$NOW = $tick_start = EV::now;	4379	cf::one_tick; # one server iteration
3604		4380
3605	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3606
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609		4382
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4385	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4387	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3616	};	4389	};
3617	}	4390	}
3618		4391
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3620	$sig->send;	4393	$sig->send;
3621	}	4394	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3623	$sig->send;
3624	}
3625		4396
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4399
3629	_post_tick;	4400	if (0) {
3630	};	4401	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	4402	my $jitter = $TICK_START - $NEXT_TICK;
		4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4404	debug "jitter $JITTER\n";#d#
		4405	}
		4406	}
		4407	}
3632		4408
3633	{	4409	{
		4410	# configure BDB
		4411	info "initialising database";
		4412
3634	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4416
3653	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4421	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4424
3660	cf::sync_job {	4425	cf::sync_job {
3661	eval {	4426	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4446	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4449	};
		4450
		4451	info "database initialised";
3685	}	4452	}
3686		4453
3687	{	4454	{
		4455	# configure IO::AIO
		4456
		4457	info "initialising aio";
3688	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3693	}	4462	}
3694		4463
3695	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3696		4466
3697	sub _log_backtrace {	4467	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3699		4469
3700	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3701		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3705	async {	4480	async {
3706	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3707		4482
3708	my @bt = fork_call {	4483	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4495	}
3721		4496
3722	@funcs	4497	@funcs
3723	};	4498	};
3724		4499
3725	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4503	--$_log_backtrace;
3728	};	4504	};
3729	} else {	4505	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4508	}
3733	}	4509	}
3734		4510
3735	# load additional modules	4511	# load additional modules
3736	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3737		4514
3738	END { cf::emergency_save }	4515	END { cf::emergency_save }
3739		4516
3740	1	4517	1
3741		4518

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