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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.401 by root, Mon Dec 17 06:45:53 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 4.32 ();	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;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
		62	use CBOR::XS ();
33	use IO::AIO 2.51 ();	63	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	64	use Compress::LZF;
36	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
37		68
38	# configure various modules to our taste	69	# configure various modules to our taste
39	#	70	#
40	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		79
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	80	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	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;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
56	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
59		97
60	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
62		102
63	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
64	our $DATADIR = datadir;	105	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
68	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		126
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	129	our $NEXT_TICK;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		131
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	135	our $DB_ENV;
87		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
88	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
89		141
90	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
92	our $NOW;	145	our $NOW;
93		146
94	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		153
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
104		166
105	binmode STDOUT;	167	binmode STDOUT;
106	binmode STDERR;	168	binmode STDERR;
107		169
108	# read virtual server time, if available	170	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
113	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
114		178
115	mkdir $_	179	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		181
118	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
119		183
120	sub cf::map::normalise;	184	sub cf::map::normalise;
121		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
122	#############################################################################	190	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
125		204
126	=over 4	205	=over 4
127		206
128	=item $cf::UPTIME	207	=item $cf::UPTIME
129		208
130	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.
131		225
132	=item $cf::RUNTIME	226	=item $cf::RUNTIME
133		227
134	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
135	every server tick.	229	every server tick.
136		230
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		234
141	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
144	database environment.	238	database environment.
145		239
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	240	=item $cf::LOADAVG
155		241
156	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
166	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	253	from wherever your confdir points to.
168		254
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		256
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
172	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$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();
174		278
175	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
176		280
177	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
178	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
179	that call.	283	that call.
180		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
181	=back	291	=back
182		292
183	=cut	293	=cut
184		294
185	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	302	my $msg = join "", @_;
188		303
189	$msg .= "\n"	304	$msg .= "\n"
190	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
191		306
192	$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;
193		308
194	LOG llevError, $msg;	309	LOG llevWarn, $msg;
195	};	310	};
196	}	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	};
197		325
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	329	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	336	for my $pkg (qw(
209	cf::global cf::attachable	337	cf::global cf::attachable
210	cf::object cf::object::player	338	cf::object cf::object::player
211	cf::client cf::player	339	cf::client cf::player
212	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
213	cf::map cf::party cf::region	342	cf::party cf::region
214	)) {	343	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	345	}
218		346
219	$EV::DIED = sub {	347	$EV::DIED = sub {
220	warn "error in event callback: @_";	348	warn "error in event callback: $@";
221	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
222		355
223	#############################################################################	356	#############################################################################
224		357
225	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
226		359
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	381	$d
249	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
250	}	383	}
251		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($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
252	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
253		438
254	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
255		440
256	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		448
264	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
266		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
267	=item cf::lock_wait $string	528	=item cf::lock_wait $string
268		529
269	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
270		531
271	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
272		533
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
276	returned.	537	returned.
277		538
278	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
279	deadlocked coro.	540	deadlocked coro.
…		…
285		546
286	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.
287		548
288	=cut	549	=cut
289		550
290	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		552
293	sub lock_wait($) {	553	sub lock_wait($) {
294	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	555	}
307		556
308	sub lock_acquire($) {	557	sub lock_acquire($) {
309	my ($key) = @_;	558	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	559	}
323		560
324	sub lock_active($) {	561	sub lock_active($) {
325	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	563	}
329		564
330	sub freeze_mainloop {	565	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
332		567
333	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;
335	};
336	$TICK_WATCHER->stop;
337	$guard
338	}	569	}
339		570
340	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
341		572
342	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
343	get spread over timer.	574	get spread over time.
344		575
345	=cut	576	=cut
346		577
347	sub periodic($$) {	578	sub periodic($$) {
348	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
352	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
353	}	584	}
354		585
355	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
356		587
357	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
358	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
359	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$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.
360		595
361	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
362	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
363		598
364	Useful for short background jobs.	599	Useful for short background jobs.
365		600
366	=cut	601	=cut
367		602
368	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
369	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
370		606
371	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
372	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
373	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
374		610
375	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
376		613
377	while () {	614	while () {
378	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
379	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
380	if ($avail > 0.01) {	620
381	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
382	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
383	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
384	$job->[2]->send;	625	$job->[2]->send;
385	Coro::cede;
386	goto next_job;	626	goto next_job;
387	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
388	}	629	}
389	}	630	}
390		631
391	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
392	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
393	push @cf::WAIT_FOR_TICK, $signal;
394	$signal->wait;
395	} else {	634	} else {
		635	$busy = 0;
396	Coro::schedule;	636	Coro::schedule;
397	}	637	}
398	}	638	}
399	};	639	};
400		640
401	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
402	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
403		645
404	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
405	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
406		649
407	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
408	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
409	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
421	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
422		665
423	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
424		667
425	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
426	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
427	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
428	acceptable.	671	acceptable.
429		672
430	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
431	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
435	=cut	678	=cut
436		679
437	sub sync_job(&) {	680	sub sync_job(&) {
438	my ($job) = @_;	681	my ($job) = @_;
439		682
440	if ($Coro::current == $Coro::main) {	683	if (in_main) {
441	my $time = EV::time;	684	my $time = AE::time;
442		685
443	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
444	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
445		688
446	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
447		690
448	# TODO: use suspend/resume instead
449	# (but this is cancel-safe)
450	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
451		692
452	my $busy = 1;	693	my $busy = 1;
453	my @res;	694	my @res;
454		695
455	(async {	696	(async {
456	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
457	@res = eval { $job->() };	698	@res = eval { $job->() };
458	warn $@ if $@;	699	error $@ if $@;
459	undef $busy;	700	undef $busy;
460	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
461		702
462	while ($busy) {	703	while ($busy) {
463	if (Coro::nready) {	704	if (Coro::nready) {
464	Coro::cede_notself;	705	Coro::cede_notself;
465	} else {	706	} else {
466	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
467	}	708	}
468	}	709	}
469		710
470	$time = EV::time - $time;	711	my $time = AE::time - $time;
471		712
472	LOG llevError | logBacktrace, Carp::longmess "long sync job"
473	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
474
475	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
476		714
477	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
478	} else {	716	} else {
479	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
480		718
…		…
500	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
501		739
502	$coro	740	$coro
503	}	741	}
504		742
505	=item fork_call { }, $args	743	=item fork_call { }, @args
506		744
507	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
508	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
509	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
510	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
511		749
512	=cut	750	=cut
513		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
514	sub fork_call(&@) {	756	sub fork_call(&@) {
515	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
516		758
517	# we seemingly have to make a local copy of the whole thing,
518	# otherwise perl prematurely frees the stuff :/
519	# TODO: investigate and fix (likely this will be rather laborious)
520
521	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
522	reset_signals;	760	cf::post_fork;
523	&$cb	761	&$cb
524	}, @args;	762	} @args;
525		763
526	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
527	}	803	}
528		804
529	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
530		806
531	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
541	within each server.	817	within each server.
542		818
543	=cut	819	=cut
544		820
545	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
546	my ($name) = @_;	825	my ($name) = @_;
547	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
548		827
549	eval {	828	eval {
550	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
560	}	839	}
561		840
562	our $DB;	841	our $DB;
563		842
564	sub db_init {	843	sub db_init {
565	cf::sync_job {
566	$DB ||= db_table "db";	844	$DB ||= db_table "db";
567	};
568	}	845	}
569		846
570	sub db_get($$) {	847	sub db_get($$) {
571	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
572		849
573	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
574	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
575		854
576	$! ? ()	855	$! ? ()
577	: $data	856	: $data
578	}
579	}	857	}
580		858
581	sub db_put($$$) {	859	sub db_put($$$) {
582	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
583	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
611		889
612	my @data;	890	my @data;
613	my $md5;	891	my $md5;
614		892
615	for (0 .. $#$src) {	893	for (0 .. $#$src) {
616	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
617	or Carp::croak "$src->[$_]: $!";
618	}	895	}
619		896
620	# if processing is expensive, check	897	# if processing is expensive, check
621	# checksum first	898	# checksum first
622	if (1) {	899	if (1) {
…		…
635		912
636	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
637	}	914	}
638	}	915	}
639		916
640	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
641	my $data = $process->(\@data);	918	my $data = $process->(\@data);
642	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
643		920
644	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
645		922
646	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
647	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
648	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
649		926
…		…
659		936
660	=cut	937	=cut
661		938
662	sub datalog($@) {	939	sub datalog($@) {
663	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
664	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
665	}	942	}
666		943
667	=back	944	=back
668		945
669	=cut	946	=cut
670		947
671	#############################################################################	948	#############################################################################
672		949
673	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
674		951
675	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
676	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")
677	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
678		955
679	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>
680	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
…		…
730	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
731		1008
732	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
733	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
734		1011
735	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
736	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.
737		1014
738	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
739		1016
740	=over 4	1017	=over 4
…		…
864		1141
865	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
866	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
867		1144
868	} elsif (ref $type) {	1145	} elsif (ref $type) {
869	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
870		1147
871	} else {	1148	} else {
872	shift @arg;	1149	shift @arg;
873	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
874	}	1151	}
875	}	1152	}
876	}	1153	}
877		1154
878	sub _object_attach {	1155	sub _object_attach {
…		…
888	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
889	}	1166	}
890		1167
891	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
892	} else {	1169	} else {
893	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
894	}	1171	}
895		1172
896	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
897	}	1174	}
898		1175
…		…
957		1234
958	for (@$callbacks) {	1235	for (@$callbacks) {
959	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
960		1237
961	if ($@) {	1238	if ($@) {
962	warn "$@";
963	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
964	override;	1240	override;
965	}	1241	}
966		1242
967	return 1 if $override;	1243	return 1 if $override;
968	}	1244	}
969		1245
970	0	1246	0
971	}	1247	}
972		1248
973	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1249	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
974		1250
975	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1251	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
976		1252
977	Generate an object-specific event with the given arguments.	1253	Generate an object-specific event with the given arguments.
978		1254
…		…
1031		1307
1032	sub reattach {	1308	sub reattach {
1033	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1034	my ($obj) = @_;	1310	my ($obj) = @_;
1035		1311
		1312	# no longer needed after getting rid of delete_package?
1036	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
1037		1314
1038	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1039		1316
1040	@$registry = ();	1317	@$registry = ();
1041		1318
…		…
1046	for (@$attach) {	1323	for (@$attach) {
1047	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1048	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1049	}	1326	}
1050	} else {	1327	} else {
1051	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1052	}	1329	}
1053	}	1330	}
1054	}	1331	}
1055		1332
1056	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1083	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1084		1361
1085	sync_job {	1362	sync_job {
1086	if (length $$rdata) {	1363	if (length $$rdata) {
1087	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1088	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1089	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1090		1368
1091	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1092	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1093	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1094	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	}
1095	close $fh;	1376	aio_close $fh;
1096		1377
1097	if (@$objs) {	1378	if (@$objs) {
1098	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) {
1099	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1100	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1101	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1102	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	}
1103	close $fh;	1387	aio_close $fh;
1104	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1105	}	1389	}
1106	} else {	1390	} else {
1107	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1108	}	1392	}
1109		1393
1110	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1111	} else {	1398	} else {
1112	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1113	}	1400	}
1114	} else {	1401	} else {
1115	aio_unlink $filename;	1402	aio_unlink $filename;
1116	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1117	}	1404	}
…		…
1141	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1142	$av = $st->{objs};	1429	$av = $st->{objs};
1143	}	1430	}
1144		1431
1145	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1146	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1147	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1148		1436
1149	($data, $av)	1437	($data, $av)
1150	}	1438	}
1151		1439
1152	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1156	=cut	1444	=cut
1157		1445
1158	#############################################################################	1446	#############################################################################
1159	# command handling &c	1447	# command handling &c
1160		1448
1161	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1162		1450
1163	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
1164	$name.	1452	$name.
1165		1453
1166	=cut	1454	=cut
…		…
1172	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1173		1461
1174	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1175	}	1463	}
1176		1464
1177	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1178		1466
1179	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1180	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
1181	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
1182	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
1183	has logged in successfully.	1471	has logged in successfully.
1184		1472
1185	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1186	called.
1187		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
1188	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1189		1481
1190	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1191	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
1192	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
1193	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
1194	log-in.	1486	log-in.
1195		1487
1196	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1197	called.
1198		1489
1199	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1200		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1201	sub register_extcmd {	1497	sub register_extcmd($$) {
1202	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1203		1499
1204	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1205	}	1501	}
1206		1502
1207	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1208	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1209		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1210	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1211	}	1513	}
1212		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1213	cf::player->attach (	1523	cf::player->attach (
1214	on_command => sub {	1524	on_unknown_command => sub {
1215	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1216		1526
1217	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1218	or return;	1528	or return;
1219		1529
…		…
1227	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1228		1538
1229	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1230		1540
1231	if (ref $msg) {	1541	if (ref $msg) {
1232	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1233	"ARRAY" eq ref $msg
1234	? @$msg
1235	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1236		1543
1237	my @reply;
1238
1239	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}) {
1240	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1241	}	1562	}
1242		1563
1243	$pl->ext_reply ($reply, @reply)
1244	if $reply;
1245
1246	} else {	1564	} else {
1247	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1248	}	1566	}
1249		1567
1250	cf::override;	1568	cf::override;
1251	},	1569	},
1252	);	1570	);
1253		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
1254	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1255	cf::sync_job {	1601	cf::sync_job {
1256	my %todo;	1602	my %todo;
1257		1603
1258	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1259	next unless -r $path;	1605	next unless -r $path;
…		…
1277		1623
1278	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1279	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1280		1626
1281	$ext{source} =	1627	$ext{source} =
1282	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1283	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1284	. $source	1630	. $source
1285	. "\n};\n1";	1631	. "\n};\n1";
1286		1632
1287	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1288	}	1634	}
1289		1635
		1636	my $pass = 0;
1290	my %done;	1637	my %done;
1291	while (%todo) {	1638	while (%todo) {
1292	my $progress;	1639	my $progress;
1293		1640
		1641	++$pass;
		1642
		1643	ext:
1294	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1295	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1296	goto skip	1646	next ext
1297	unless exists $done{$_};	1647	unless exists $done{$_};
1298	}	1648	}
1299		1649
1300	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1301		1651
1302	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 $@) {
1303	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1304	: "$v->{base}: extension inactive.\n";
1305		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1306	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1307	warn $msg;	1668
1308	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1309	exit 1;	1670	delete $todo{$k};
1310	}	1671	} else {
1311		1672	$done{$k} = delete $todo{$k};
1312	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1313	}	1678	}
1314
1315	$done{$k} = delete $todo{$k};
1316	push @EXTS, $v->{pkg};
1317	$progress = 1;
1318	}	1679	}
1319		1680
1320	skip:	1681	unless ($progress) {
1321	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1322	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1323	}	1691	}
1324	};	1692	};
1325	}	1693	}
1326		1694
1327	#############################################################################	1695	#############################################################################
1328		1696
1329	=back	1697	=back
1330		1698
1331	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1332		1700
1333	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1334		1702
1335	=cut	1703	=cut
1336		1704
1337	package cf::player;	1705	package cf::player;
1338		1706
…		…
1381		1749
1382	sub exists($) {	1750	sub exists($) {
1383	my ($login) = @_;	1751	my ($login) = @_;
1384		1752
1385	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1386	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1387	}	1755	}
1388		1756
1389	sub find($) {	1757	sub find($) {
1390	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1391	my $login = $_[0];	1759	my $login = $_[0];
…		…
1403	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1404	or return;	1772	or return;
1405		1773
1406	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1407	or return;	1775	or return;
		1776
1408	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1409	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1410	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1411	}	1780	}
1412	}	1781	}
1413	}	1782	}
1414		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($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
1415	sub save($) {	1797	sub save($) {
1416	my ($pl) = @_;	1798	my ($pl) = @_;
1417		1799
1418	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1419		1801
…		…
1422		1804
1423	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1424		1806
1425	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1426	$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];
1427		1814
1428	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1429	cf::cede_to_tick;	1816	cf::cede_to_tick;
1430	}	1817	}
1431		1818
…		…
1463	my ($pl) = @_;	1850	my ($pl) = @_;
1464		1851
1465	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1466		1853
1467	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1468	$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
1469		1856
1470	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1471	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1472	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1473	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1474		1865
1475	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1476	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1477	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1515		1906
1516	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1517	my $path = path $login;	1908	my $path = path $login;
1518		1909
1519	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1520	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1521	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1522	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1523	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1524	}	1916	}
1525		1917
…		…
1529		1921
1530	\@logins	1922	\@logins
1531	}	1923	}
1532		1924
1533	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1534		1928
1535	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1536	player. May block.	1930	player. May block.
1537		1931
1538	=cut	1932	=cut
…		…
1556	}	1950	}
1557		1951
1558	\@paths	1952	\@paths
1559	}	1953	}
1560		1954
1561	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1562		1956
1563	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1564
1565	=cut
1566
1567	use re 'eval';
1568
1569	my $group;
1570	my $interior; $interior = qr{
1571	# match a pod interior sequence sans C<< >>
1572	(?:
1573	\ (.*?)\ (?{ $group = $^N })
1574	| < (??{$interior}) >
1575	)
1576	}x;
1577
1578	sub expand_cfpod {
1579	my ($self, $pod) = @_;
1580
1581	my $xml;
1582
1583	while () {
1584	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1585	$group = $1;
1586
1587	$group =~ s/&/&amp;/g;
1588	$group =~ s/</&lt;/g;
1589
1590	$xml .= $group;
1591	} elsif ($pod =~ m%\G
1592	([BCGHITU])
1593	<
1594	(?:
1595	([^<>]*) (?{ $group = $^N })
1596	| < $interior >
1597	)
1598	>
1599	%gcsx
1600	) {
1601	my ($code, $data) = ($1, $group);
1602
1603	if ($code eq "B") {
1604	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1605	} elsif ($code eq "I") {
1606	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1607	} elsif ($code eq "U") {
1608	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1609	} elsif ($code eq "C") {
1610	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1611	} elsif ($code eq "T") {
1612	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1613	} elsif ($code eq "G") {
1614	my ($male, $female) = split /\|/, $data;
1615	$data = $self->gender ? $female : $male;
1616	$xml .= expand_cfpod ($self, $data);
1617	} elsif ($code eq "H") {
1618	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1619	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1620	"")
1621	[$self->{hintmode}];
1622	} else {
1623	$xml .= "error processing '$code($data)' directive";
1624	}
1625	} else {
1626	if ($pod =~ /\G(.+)/) {
1627	warn "parse error while expanding $pod (at $1)";
1628	}
1629	last;
1630	}
1631	}
1632
1633	for ($xml) {
1634	# create single paragraphs (very hackish)
1635	s/(?<=\S)\n(?=\w)/ /g;
1636
1637	# compress some whitespace
1638	s/\s+\n/\n/g; # ws line-ends
1639	s/\n\n+/\n/g; # double lines
1640	s/^\n+//; # beginning lines
1641	s/\n+$//; # ending lines
1642	}
1643
1644	$xml
1645	}
1646
1647	no re 'eval';
1648
1649	sub hintmode {
1650	$_[0]{hintmode} = $_[1] if @_ > 1;
1651	$_[0]{hintmode}
1652	}
1653
1654	=item $player->ext_reply ($msgid, @msg)
1655
1656	Sends an ext reply to the player.
1657
1658	=cut
1659
1660	sub ext_reply($$@) {
1661	my ($self, $id, @msg) = @_;
1662
1663	$self->ns->ext_reply ($id, @msg)
1664	}
1665		1958
1666	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1667		1960
1668	Sends an ext event to the client.	1961	Sends an ext event to the client.
1669		1962
…		…
1689		1982
1690	=cut	1983	=cut
1691		1984
1692	sub find_by_path($) {	1985	sub find_by_path($) {
1693	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1694		1989
1695	my ($match, $specificity);	1990	my ($match, $specificity);
1696		1991
1697	for my $region (list) {	1992	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1725	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1726		2021
1727	sub generate_random_map {	2022	sub generate_random_map {
1728	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1729	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1730	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2028	}
1744		2029
1745	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1746		2031
1747	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
…		…
1752		2037
1753	sub register {	2038	sub register {
1754	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2040	my $pkg = caller;
1756		2041
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2043
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2045	}
1762		2046
1763	# also paths starting with '/'	2047	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2049
1766	sub thawer_merge {	2050	sub thawer_merge {
1767	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1768		2052
1769	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1774	}	2058	}
1775		2059
1776	sub normalise {	2060	sub normalise {
1777	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1778		2062
1779	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1780		2064
1781	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1782		2066
1783	# map plan:	2067	# map plan:
1784	#	2068	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2084	$path = "$base/$path";
1801	}	2085	}
1802		2086
1803	for ($path) {	2087	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1807	}	2090	}
1808		2091
1809	$path	2092	$path
…		…
1823	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1824	return $self;	2107	return $self;
1825	}	2108	}
1826	}	2109	}
1827		2110
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2112	()
1830	}	2113	}
1831		2114
		2115	# may re-bless or do other evil things
1832	sub init {	2116	sub init {
1833	my ($self) = @_;	2117	my ($self) = @_;
1834		2118
1835	$self	2119	$self
1836	}	2120	}
…		…
1855		2139
1856	# the temporary/swap location	2140	# the temporary/swap location
1857	sub save_path {	2141	sub save_path {
1858	my ($self) = @_;	2142	my ($self) = @_;
1859		2143
1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1861	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1862	}	2146	}
1863		2147
1864	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1865	sub uniq_path {	2149	sub uniq_path {
1866	my ($self) = @_;	2150	my ($self) = @_;
1867		2151
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1870	}
1871
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}	2154	}
1880		2155
1881	sub decay_objects {	2156	sub decay_objects {
1882	my ($self) = @_;	2157	my ($self) = @_;
1883		2158
…		…
1910	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1911		2186
1912	1	2187	1
1913	}	2188	}
1914		2189
		2190	# used to laod the header of an original map
1915	sub load_header_orig {	2191	sub load_header_orig {
1916	my ($self) = @_;	2192	my ($self) = @_;
1917		2193
1918	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1919	}	2195	}
1920		2196
		2197	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2198	sub load_header_temp {
1922	my ($self) = @_;	2199	my ($self) = @_;
1923		2200
1924	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1925	}	2202	}
1926		2203
		2204	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2205	sub prepare_temp {
1928	my ($self) = @_;	2206	my ($self) = @_;
1929		2207
1930	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1932	# safety	2210	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2213	}
1936		2214
		2215	# called after loading the header from an original map
1937	sub prepare_orig {	2216	sub prepare_orig {
1938	my ($self) = @_;	2217	my ($self) = @_;
1939		2218
1940	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2244
1966	sub find;	2245	sub find;
1967	sub find {	2246	sub find {
1968	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1969		2248
		2249	cf::cede_to_tick;
		2250
1970	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1971		2252
1972	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2255
1975	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_find:$path";
1977	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1978
1979	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1980	or return;	2258	or return;
1981		2259
1982	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1983		2261
…		…
1985	or return;	2263	or return;
1986		2264
1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1988	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1989	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
1990	undef $guard1;	2269	undef $guard1;
1991	undef $guard2;
1992	$map->reset;	2270	$map->reset;
1993	return find $path;	2271	return find $path;
1994	}	2272	}
1995		2273
1996	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
1997	}	2275	}
1998	}	2276	}
1999		2277
2000	sub pre_load { }	2278	sub pre_load { }
2001	sub post_load { }	2279	#sub post_load { } # XS
2002		2280
2003	sub load {	2281	sub load {
2004	my ($self) = @_;	2282	my ($self) = @_;
2005		2283
2006	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2287
2010	{	2288	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2012		2290
2013	return unless $self->valid;	2291	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2293
2018	$self->alloc;	2294	$self->alloc;
2019		2295
2020	$self->pre_load;	2296	$self->pre_load;
2021	cf::cede_to_tick;	2297	cf::cede_to_tick;
2022		2298
		2299	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2301	$f->skip_block;
2025	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2026	or return;	2303	or return;
2027		2304
2028	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
2029	if delete $self->{load_original};	2306	if delete $self->{load_original};
2030		2307
2031	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2309	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2312	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2038	}	2316	}
2039	}	2317	}
2040	}
2041		2318
2042	$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);
2043		2326
2044	cf::cede_to_tick;	2327	cf::cede_to_tick;
2045	# now do the right thing for maps	2328	# now do the right thing for maps
2046	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2335	$self->decay_objects;
2053	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2054	$self->update_buttons;	2337	$self->update_buttons;
2055	cf::cede_to_tick;	2338	cf::cede_to_tick;
2056	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2340	}
2060		2341
2061	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_IN_MEMORY);
2065	}	2344	}
2066		2345
2067	$self->post_load;	2346	$self->post_load;
2068	}
2069		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
2070	sub customise_for {	2354	sub customise_for {
2071	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2072		2356
2073	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2358	if $self->per_player;
…		…
2077	# if $self->per_party;	2361	# if $self->per_party;
2078		2362
2079	$self	2363	$self
2080	}	2364	}
2081		2365
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2366	sub find_sync {
2109	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2110		2368
2111	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
2112	}	2374	}
2113		2375
2114	sub do_load_sync {	2376	sub do_load_sync {
2115	my ($map) = @_;	2377	my ($map) = @_;
2116		2378
		2379	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2119		2382
2120	cf::sync_job { $map->load };	2383	$map->load;
2121	}	2384	}
2122		2385
2123	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2125		2388
2126	sub find_async {	2389	sub find_async {
2127	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2128		2391
2129	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2130		2393
2131	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
2133	}	2396	}
2134		2397
2135	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2136		2399
2137	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2138	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2139		2402
2140	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2141	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2142	if (my $map = find $k) {	2405	if (my $map = find $k) {
2143	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2144	}	2407	}
2145		2408
2146	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2147	}	2410	}
2148	}	2411	}
…		…
2151	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2152		2415
2153	()	2416	()
2154	}	2417	}
2155		2418
		2419	# common code, used by both ->save and ->swapout
2156	sub save {	2420	sub _save {
2157	my ($self) = @_;	2421	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2422
2161	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2162		2424
2163	return unless $self->dirty;	2425	return unless $self->dirty;
2164		2426
…		…
2173		2435
2174	cf::async {	2436	cf::async {
2175	$Coro::current->{desc} = "map player save";	2437	$Coro::current->{desc} = "map player save";
2176	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2177	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2178		2442
2179	if ($uniq) {	2443	if ($uniq) {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2181	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2182	} else {	2446	} else {
2183	$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);
2184	}	2448	}
2185	}	2449	}
2186		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2187	sub swap_out {	2459	sub swap_out {
2188	my ($self) = @_;	2460	my ($self) = @_;
2189		2461
2190	# save first because save cedes
2191	$self->save;
2192
2193	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2194		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2195	return if $self->players;	2466	return if $self->players;
2196	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
2197	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2198		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
2199	$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};
2200		2518
2201	$self->deactivate;	2519	$self->deactivate;
2202	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2203	$self->clear;	2521	$self->clear;
2204	}
2205
2206	sub reset_at {
2207	my ($self) = @_;
2208
2209	# TODO: safety, remove and allow resettable per-player maps
2210	return 1e99 if $self->{deny_reset};
2211
2212	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2213	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2214
2215	$time + $to
2216	}
2217
2218	sub should_reset {
2219	my ($self) = @_;
2220
2221	$self->reset_at <= $cf::RUNTIME
2222	}
2223
2224	sub reset {
2225	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228
2229	return if $self->players;
2230
2231	warn "resetting map ", $self->path;
2232
2233	$self->in_memory (cf::MAP_SWAPPED);
2234
2235	# need to save uniques path
2236	unless ($self->{deny_save}) {
2237	my $uniq = $self->uniq_path; utf8::encode $uniq;
2238
2239	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2240	if $uniq;
2241	}
2242
2243	delete $cf::MAP{$self->path};
2244
2245	$self->deactivate;
2246	$_->clear_links_to ($self) for values %cf::MAP;
2247	$self->clear;
2248		2522
2249	$self->unlink_save;	2523	$self->unlink_save;
2250	$self->destroy;	2524	$self->destroy;
2251	}	2525	}
2252		2526
…		…
2260		2534
2261	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2262		2536
2263	$self->unlink_save;	2537	$self->unlink_save;
2264		2538
2265	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2266	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2267	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2268	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2269	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2270		2544
…		…
2319		2593
2320	sub unique_maps() {	2594	sub unique_maps() {
2321	[	2595	[
2322	map {	2596	map {
2323	utf8::decode $_;	2597	utf8::decode $_;
2324	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2325	? normalise $_	2601	: normalise $_
2326	: ()
2327	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2328	]	2603	]
2329	}	2604	}
2330		2605
2331	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	}
2332		2637
2333	=back	2638	=back
2334		2639
2335	=head3 cf::object	2640	=head3 cf::object
2336		2641
…		…
2340		2645
2341	=over 4	2646	=over 4
2342		2647
2343	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2344		2649
2345	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.
2346		2652
2347	=cut	2653	=cut
2348		2654
2349	sub inv_recursive_;	2655	sub inv_recursive_;
2350	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2355	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2356	}	2662	}
2357		2663
2358	=item $ref = $ob->ref	2664	=item $ref = $ob->ref
2359		2665
2360	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.
2361		2667
2362	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2363		2669
2364	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,
2365	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2366		2672
2367	=cut	2673	=cut
2368		2674
2369	sub deref {	2675	sub deref {
…		…
2397	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
2398	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2399		2705
2400	=cut	2706	=cut
2401		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
2402	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2403	# with dialog boxes.	2723	# with dialog boxes.
2404	#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
2405	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2406	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2417	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2419		2739
2420	} else {	2740	} else {
2421	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2422	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2423	}	2743	}
2424	}	2744	}
2425	}	2745	}
2426		2746
2427	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2437	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2438		2758
2439	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2440	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2441		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2442	=cut	2787	=cut
2443		2788
2444	sub cf::object::player::may {	2789	sub cf::object::player::may {
2445	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2446		2791
2447	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2448	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2449	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2450	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2451	}	2796	}
2452		2797
2453	=item $player_object->enter_link	2798	=item $player_object->enter_link
2454		2799
2455	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}>).
2456		2801
2457	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.
2458	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.
2459		2806
2460	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.
2461		2814
2462	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2463		2816
2464	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2465	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2483	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2484	my ($self) = @_;	2837	my ($self) = @_;
2485		2838
2486	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2487		2840
		2841	++$self->{_link_recursion};
		2842
2488	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2489		2844
2490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2491	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2492		2847
2493	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2494	}	2849	}
2495		2850
2496	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2497	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2498		2853
…		…
2515	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2516	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2517		2872
2518	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2519	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2520	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2521		2876
2522	$map->load;	2877	$map->load;
2523	$map->load_neighbours;
2524		2878
2525	return unless $self->contr->active;	2879	return unless $self->contr->active;
2526	$self->activate_recursive;
2527		2880
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2530	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2531		2888
		2889	}
		2890
2532	=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)]])
2533		2892
2534	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
2535	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2536	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
2537	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
2538	be called at the end of this process.	2897	be called at the end of this process.
2539		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
2540	=cut	2902	=cut
2541		2903
2542	our $GOTOGEN;	2904	our $GOTOGEN;
2543		2905
2544	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2545	my ($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	}
2546		2914
2547	# 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
2548	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2549		2917
2550	$self->enter_link;	2918	$self->enter_link;
…		…
2570	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2571	}	2939	}
2572	}	2940	}
2573		2941
2574	my $map = eval {	2942	my $map = eval {
2575	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2576		2944
2577	if ($map) {	2945	if ($map) {
2578	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2579	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2580	} else {	2948	} else {
2581	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2582	}	2950	}
2583		2951
2584	$map	2952	$map
…		…
2592	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2593	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2594	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2595	}	2963	}
2596		2964
2597	$done->() if $done;	2965	$done->($self) if $done;
2598	})->prio (1);	2966	})->prio (1);
2599	}	2967	}
2600		2968
2601	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2602		2970
…		…
2622	}	2990	}
2623		2991
2624	sub prepare_random_map {	2992	sub prepare_random_map {
2625	my ($exit) = @_;	2993	my ($exit) = @_;
2626		2994
2627	my $guard = cf::lock_acquire "exit_prepare:$exit";
2628
2629	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2630	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2631	# that depends on the exit object	2997	# that depends on the exit object
2632		2998
2633	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2635	if ($exit->map) {	3001	if ($exit->map) {
2636	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2637	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2638	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2639	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2640	}	3008	}
2641		3009
2642	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2643		3011
2644	my $data = cf::encode_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2645	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2646	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2647		3015
2648	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2649	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2650	undef $fh;	3018	undef $fh;
2651	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2652		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2653	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2654	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2655	}	3027	}
2656	}	3028	}
2657		3029
2658	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2659	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2660		3032
2661	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2662		3034
2663	if ($exit->slaying eq "/!") {
2664	#TODO: this should de-fi-ni-te-ly not be a sync-job
2665	# the problem is that $exit might not survive long enough
2666	# so it needs to be done right now, right here
2667	cf::sync_job { prepare_random_map $exit };
2668	}
2669
2670	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2671	my $hp = $exit->stats->hp;
2672	my $sp = $exit->stats->sp;
2673
2674	$self->enter_link;	3035	$self->enter_link;
2675		3036
2676	# if exit is damned, update players death & WoR home-position
2677	$self->contr->savebed ($slaying, $hp, $sp)
2678	if $exit->flag (FLAG_DAMNED);
2679
2680	(async {	3037	(async {
2681	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2682		3039
2683	$self->deactivate_recursive; # just to be sure
2684	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
2685	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2686		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
2687	1;	3076	1
2688	}) {	3077	}) {
2689	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2690	. "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. "
2691	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2692	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2693		3082
2694	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2695	$self->leave_link;	3084	$self->leave_link;
2696	}	3085	}
2697	})->prio (1);	3086	})->prio (1);
2698	}	3087	}
2699		3088
2700	=head3 cf::client	3089	=head3 cf::client
2701		3090
2702	=over 4	3091	=over 4
2703		3092
2704	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2705		3094
2706	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2707	should not be used under normal circumstances.	3096	them as required.
2708		3097
2709	=cut	3098	=cut
2710		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2711	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2712	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2713		3104
2714	utf8::encode $text;	3105	# try lzf for large packets
2715	$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);
2716	}	3116	}
2717		3117
2718	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2719		3119
2720	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2721	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2722	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2723	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2724		3124
2725	=cut	3125	=cut
2726		3126
2727	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
2728	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	},
2729	"c/identify" => {	3135	"c/identify" => {
2730	id => "infobox",	3136	id => "infobox",
2731	title => "Identify",	3137	title => "Identify",
2732	reply => undef,	3138	reply => undef,
2733	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2735	"c/examine" => {	3141	"c/examine" => {
2736	id => "infobox",	3142	id => "infobox",
2737	title => "Examine",	3143	title => "Examine",
2738	reply => undef,	3144	reply => undef,
2739	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",
2740	},	3152	},
2741	"c/book" => {	3153	"c/book" => {
2742	id => "infobox",	3154	id => "infobox",
2743	title => "Book",	3155	title => "Book",
2744	reply => undef,	3156	reply => undef,
…		…
2758	},	3170	},
2759	"c/body" => {	3171	"c/body" => {
2760	id => "infobox",	3172	id => "infobox",
2761	title => "Body Parts",	3173	title => "Body Parts",
2762	reply => undef,	3174	reply => undef,
2763	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",
2764	},	3212	},
2765	"c/uptime" => {	3213	"c/uptime" => {
2766	id => "infobox",	3214	id => "infobox",
2767	title => "Uptime",	3215	title => "Uptime",
2768	reply => undef,	3216	reply => undef,
…		…
2772	id => "infobox",	3220	id => "infobox",
2773	title => "Map Info",	3221	title => "Map Info",
2774	reply => undef,	3222	reply => undef,
2775	tooltip => "Information related to the maps",	3223	tooltip => "Information related to the maps",
2776	},	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" => $CHAT_CHANNEL,
2777	);	3245	);
2778		3246
2779	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2780	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2781		3249
2782	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2783		3252
2784	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2785		3254
2786	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2787	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2788	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2789		3258
2790	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2791	if $self->can_msg;
2792
2793	$channel = $channel->{id};	3260	$channel = $channel->{id};
2794		3261
2795	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2796	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2797	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2798	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2799	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2800	if $self->can_msg;
2801	}	3267	}
2802		3268
2803	$channel = $channel->{id};	3269	$channel = $channel->{id};
2804	}	3270	}
2805		3271
2806	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2807		3273
2808	if ($self->can_msg) {
2809	# default colour, mask it out	3274	# default colour, mask it out
2810	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2811	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2812		3277
2813	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2814	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2815	} else {	3281	);
2816	if ($color >= 0) {
2817	# replace some tags by gcfclient-compatible ones
2818	for ($msg) {
2819	1 while
2820	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2821	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2822	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2823	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2824	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2825	}
2826		3282
2827	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2828
2829	utf8::encode $msg;
2830
2831	if (0 && $msg =~ /\[/) {
2832	# COMMAND/INFO
2833	$self->send_packet ("drawextinfo $color 10 8 $msg")
2834	} else {
2835	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2836	$self->send_packet ("drawinfo $color $msg")
2837	}
2838	}
2839	}
2840	}	3284	}
2841		3285
2842	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2843		3287
2844	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2846	=cut	3290	=cut
2847		3291
2848	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2849	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2850		3294
2851	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2853	} elsif ($self->extcmd == 1) { # TODO: remove
2854	push @msg, msgtype => "event_$type";
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2856	}
2857	}
2858
2859	=item $client->ext_reply ($msgid, @msg)
2860
2861	Sends an ext reply to the client.
2862
2863	=cut
2864
2865	sub cf::client::ext_reply($$@) {
2866	my ($self, $id, @msg) = @_;
2867
2868	if ($self->extcmd == 2) {
2869	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2870	} elsif ($self->extcmd == 1) {
2871	#TODO: version 1, remove
2872	unshift @msg, msgtype => "reply", msgid => $id;
2873	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2874	}
2875	}	3296	}
2876		3297
2877	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2878		3299
2879	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2899		3320
2900	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2901	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2902		3323
2903	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;
2904	}	3364	}
2905		3365
2906	cf::client->attach (	3366	cf::client->attach (
2907	on_connect => sub {	3367	on_connect => sub {
2908	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2934	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2935		3395
2936	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2937		3397
2938	if (ref $msg) {	3398	if (ref $msg) {
2939	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2940	"ARRAY" eq ref $msg
2941	? @$msg
2942	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2943		3400
2944	my @reply;
2945
2946	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}) {
2947	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2948	}	3419	}
2949
2950	$ns->ext_reply ($reply, @reply)
2951	if $reply;
2952
2953	} else {	3420	} else {
2954	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";
2955	}	3422	}
2956		3423
2957	cf::override;	3424	cf::override;
2958	},	3425	},
2959	);	3426	);
…		…
2979		3446
2980	$coro	3447	$coro
2981	}	3448	}
2982		3449
2983	cf::client->attach (	3450	cf::client->attach (
2984	on_destroy => sub {	3451	on_client_destroy => sub {
2985	my ($ns) = @_;	3452	my ($ns) = @_;
2986		3453
2987	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2988	},	3455	},
2989	);	3456	);
…		…
3005	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
3006		3473
3007	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
3008		3475
3009	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
3010	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
3011	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
3012	sort time	3479	sort time
3013	));	3480	));
3014		3481
3015	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
3018		3485
3019	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
3020		3487
3021	cf::object	3488	cf::object
3022	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
3023	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
3024		3492
3025	cf::object::player	3493	cf::object::player
3026	player	3494	player
3027		3495
3028	cf::player	3496	cf::player
…		…
3033		3501
3034	=cut	3502	=cut
3035		3503
3036	for (	3504	for (
3037	["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
3038	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
3039	decrease_ob_nr destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3040	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3041	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
3042	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3043	) {	3511	) {
3044	no strict 'refs';
3045	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3046	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3047	for @funs;	3514	for @funs;
3048	}	3515	}
3049		3516
…		…
3064		3531
3065	my $qcode = $code;	3532	my $qcode = $code;
3066	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3067	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
3068		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
3069	local $_;	3539	local $_;
3070	local @safe::cf::_safe_eval_args = values %vars;
3071		3540
3072	my $eval =	3541	my $eval =
3073	"do {\n"	3542	"do {\n"
3074	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3075	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
3076	. $code	3545	. $code
3077	. "\n}"	3546	. "\n}"
3078	;	3547	;
3079		3548
		3549	if ($CFG{safe_eval}) {
3080	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3081	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3082	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	}
3083		3558
3084	if ($@) {	3559	if ($@) {
3085	warn "$@";	3560	warn "$@",
3086	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3087	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3088	}	3563	}
3089		3564
3090	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3091	}	3566	}
3092		3567
…		…
3106	=cut	3581	=cut
3107		3582
3108	sub register_script_function {	3583	sub register_script_function {
3109	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3110		3585
3111	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3112	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3113	}	3588	}
3114		3589
3115	=back	3590	=back
3116		3591
3117	=cut	3592	=cut
3118		3593
3119	#############################################################################	3594	#############################################################################
3120	# the server's init and main functions	3595	# the server's init and main functions
3121		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, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3122	sub load_facedata($) {	3674	sub load_facedata($) {
3123	my ($path) = @_;	3675	my ($path) = @_;
3124		3676
3125	# HACK to clear player env face cache, we need some signal framework
3126	# for this (global event?)
3127	%ext::player_env::MUSIC_FACE_CACHE = ();
3128
3129	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3130		3678
3131	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3132		3680
3133	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3134	0 < aio_load $path, $facedata
3135	or die "$path: $!";
3136
3137	$facedata = Coro::Storable::thaw $facedata;
3138		3682
3139	$facedata->{version} == 2	3683	$facedata->{version} == 2
3140	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3141		3685
3142	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3143	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3144	type => FT_RSRC,	3688
3145	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
3146	};	3690
3147	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3148		3694
3149	{	3695	{
3150	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3151		3697
3152	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3153	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3701
3154	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3155	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3156	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};
3157	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};
3158		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3159	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3160	}	3709	}
3161		3710
3162	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3163	next unless $info->{smooth};	3712	next unless $info->{smooth};
		3713
3164	my $idx = cf::face::find $face	3714	my $idx = cf::face::find $face
3165	or next;	3715	or next;
		3716
3166	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3167	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3168	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3169	} else {	3720	} else {
3170	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3171	}	3722	}
3172
3173	cf::cede_to_tick;
3174	}	3723	}
3175	}	3724	}
3176		3725
3177	{	3726	{
3178	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3179		3728
3180	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3181	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3182	cf::cede_to_tick;
3183	}	3731	}
3184		3732
3185	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3186	}	3734	}
3187		3735
3188	{	3736	{
3189	# TODO: for gcfclient pleasure, we should give resources
3190	# that gcfclient doesn't grok a >10000 face index.
3191	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3192		3738
3193	my $soundconf = delete $res->{"res/sound.conf"};
3194
3195	while (my ($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
3196	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3197	my $data;
3198		3743
3199	if ($info->{type} & 1) {	3744	cf::face::set_type $idx, $type;
3200	# prepend meta info	3745	cf::face::set_csum $idx, 0, $info->{hash};
3201		3746	$cf::face::SIZE[0][$idx] = $info->{size};
3202	my $meta = $enc->encode ({	3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
3203	name => $name,	3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3204	%{ $info->{meta} || {} },	3749	$cf::face::HASH{$info->{hash}} = $idx;
3205	});
3206
3207	$data = pack "(w/a*)*", $meta, $info->{data};
3208	} else {	3750	} else {
3209	$data = $info->{data};	3751	# $RESOURCE{$name} = $info; # unused
3210	}	3752	}
3211
3212	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3213	cf::face::set_type $idx, $info->{type};
3214
3215	cf::cede_to_tick;
3216	}
3217
3218	if ($soundconf) {
3219	$soundconf = $enc->decode (delete $soundconf->{data});
3220
3221	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3222	my $sound = $soundconf->{compat}[$_]
3223	or next;
3224
3225	my $face = cf::face::find "sound/$sound->[1]";
3226	cf::sound::set $sound->[0] => $face;
3227	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3228	}	3753	}
3229
3230	while (my ($k, $v) = each %{$soundconf->{event}}) {
3231	my $face = cf::face::find "sound/$v";
3232	cf::sound::set $k => $face;
3233	}
3234	}
3235	}	3754	}
		3755
		3756	($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 $fh; # close old facedata
3236		3769
3237	1	3770	1
3238	}	3771	}
3239		3772
3240	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
…		…
3242		3775
3243	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
3244	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
3245	}	3778	}
3246	};	3779	};
		3780
		3781	sub load_resource_file($) {
		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	}
3247		3804
3248	sub reload_regions {	3805	sub reload_regions {
3249	# 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
3250	# for this (global event?)	3807	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3808	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3258	if exists $_->{match};	3815	if exists $_->{match};
3259	}	3816	}
3260	}	3817	}
3261		3818
3262	sub reload_facedata {	3819	sub reload_facedata {
3263	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3264	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3265	}	3822	}
3266		3823
3267	sub reload_archetypes {	3824	sub reload_archetypes {
3268	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3269	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
3270	#d# NEED to laod twice to resolve forward references	3827
3271	# this really needs to be done in an extra post-pass	3828	cf::face::set
3272	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
3273	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
3274	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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3275	}	3853	}
3276		3854
3277	sub reload_treasures {	3855	sub reload_treasures {
3278	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3279	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3280	}	3858	}
3281		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
3282	sub reload_resources {	3880	sub reload_resources {
3283	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3284		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
3285	reload_regions;	3888	reload_regions;
3286	reload_facedata;
3287	#reload_archetypes;#d#
3288	reload_archetypes;
3289	reload_treasures;	3889	reload_treasures;
3290		3890
3291	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3292	}
3293
3294	sub init {
3295	reload_resources;
3296	}	3892	}
3297		3893
3298	sub reload_config {	3894	sub reload_config {
3299	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3300	or return;
3301		3896
3302	local $/;	3897	my $config = load_file "$CONFDIR/config";
3303	*CFG = YAML::Syck::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3304		3900
3305	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3306		3902
3307	$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};
3308	$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};
3309		3905
3310	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3314	};	3910	};
3315	warn $@ if $@;	3911	warn $@ if $@;
3316	}	3912	}
3317	}	3913	}
3318		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
3319	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
3320	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3321	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3322	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#
3323	(async {	3956	(async {
3324	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3325	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3326	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3327	};	3960	};
3328		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;
3329	reload_config;	3976	reload_config;
3330	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3331	load_extensions;	3986	load_extensions;
3332		3987
3333	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3334	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3989
3335	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;
3336	}	4005	}
3337		4006
3338	#############################################################################	4007	#############################################################################
3339	# initialisation and cleanup	4008	# initialisation and cleanup
3340		4009
3341	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3342	BEGIN {	4011	BEGIN {
3343	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3344	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3345	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3346	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3347	};	4016	};
3348	}	4017	}
3349	}	4018	}
3350		4019
3351	sub write_runtime {	4020	sub write_runtime_sync {
3352	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3353		4022
3354	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3355	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3356		4025
3357	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3358		4027
3359	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3360		4029
3361	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3362	or return;	4031	or return;
3363		4032
3364	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3365	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3366	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3376	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3377		4046
3378	close $fh	4047	close $fh
3379	or return;	4048	or return;
3380		4049
3381	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3382	and return;	4051	and return;
3383		4052
3384	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3385		4054
3386	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 };
3387	}	4106	}
3388		4107
3389	sub emergency_save() {	4108	sub emergency_save() {
3390	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3391		4110
3392	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;
3393		4117
3394	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3395	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3396	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3397	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3398	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3399	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3400	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3401	$pl->valid or next;	4127	$pl->valid or next;
3402	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3403	$pl->save;	4129	$pl->save;
3404	}	4130	}
3405	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3406		4132
3407	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";
3408	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3409	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3410	$map->valid or next;	4138	$map->valid or next;
3411	$map->save;	4139	$map->save;
3412	}	4140	}
3413	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3414		4142
3415	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";
3416	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3417	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 $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3418	};	4171	};
3419		4172
3420	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3421	}	4174	}
3422		4175
3423	sub post_cleanup {	4176	sub post_cleanup {
3424	my ($make_core) = @_;	4177	my ($make_core) = @_;
3425		4178
		4179	IO::AIO::flush;
		4180
3426	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3427	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	}
3428	}	4211	}
3429		4212
3430	sub do_reload_perl() {	4213	sub do_reload_perl() {
3431	# can/must only be called in main	4214	# can/must only be called in main
3432	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3433	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3434	return;	4217	return;
3435	}	4218	}
3436		4219
3437	warn "reloading...";	4220	return if $RELOAD++;
3438		4221
3439	warn "entering sync_job";	4222	my $t1 = AE::time;
3440		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3441	cf::sync_job {	4230	cf::sync_job {
3442	cf::write_runtime; # external watchdog should not bark
3443	cf::emergency_save;	4231	#cf::emergency_save;
3444	cf::write_runtime; # external watchdog should not bark
3445		4232
3446	warn "syncing database to disk";
3447	BDB::db_env_txn_checkpoint $DB_ENV;
3448
3449	# if anything goes wrong in here, we should simply crash as we already saved
3450
3451	warn "flushing outstanding aio requests";
3452	for (;;) {
3453	BDB::flush;
3454	IO::AIO::flush;
3455	Coro::cede_notself;
3456	last unless IO::AIO::nreqs || BDB::nreqs;
3457	warn "iterate...";
3458	}
3459
3460	++$RELOAD;
3461
3462	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3463	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3464	%EXT_CORO = ();	4235	%EXT_CORO = ();
3465		4236
3466	warn "removing commands";	4237	trace "perl_reload: removing commands";
3467	%COMMAND = ();	4238	%COMMAND = ();
3468		4239
3469	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3470	%EXTCMD = ();	4241	%EXTCMD = ();
3471	%EXTICMD = ();	4242	%EXTICMD = ();
3472		4243
3473	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3474	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3475	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3476		4247
3477	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3478	eval {	4249	eval {
3479	$cb->($pkg);	4250	$cb->($pkg);
3480	1	4251	1
3481	} 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;
3482	}	4257	}
3483		4258
3484	warn "... nuking $pkg";
3485	Symbol::delete_package $pkg;
3486	}
3487
3488	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3489	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3490	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3491		4262
3492	warn "... unloading $k";	4263	trace "... unloading $k";
3493	delete $INC{$k};	4264	delete $INC{$k};
3494		4265
3495	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3496	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3497		4268
3498	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3499	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3500	}	4274	}
3501		4275
3502	Symbol::delete_package $k;
3503	}
3504
3505	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3506	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3507	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);
3508		4279
3509	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3510	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3511	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3512		4283
3513	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3514	# and global variables created in xs	4285	# and global variables created in xs
3515	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3516		4287
3517	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3518		4289
3519	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3520	require cf;	4291	require cf;
3521	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3522		4293
3523	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3524	cf::reload_config;	4295	cf::reload_config;
3525		4296
3526	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3527	cf::load_extensions;	4298	cf::load_extensions;
3528		4299
		4300	if ($REATTACH_ON_RELOAD) {
3529	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3530	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3531	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3532	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3533	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3534	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3535		4308
3536	warn "leaving sync_job";	4309	cf::_post_init 1;
3537		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3538	1	4313	1
3539	} or do {	4314	} or do {
3540	warn $@;	4315	error $@;
3541	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3542	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3543	};	4320	}
3544		4321
3545	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3546	};	4324	};
3547		4325
3548	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3549		4327
3550	sub reload_perl() {	4328	sub reload_perl() {
3551	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3552	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3553		4331
		4332	$RELOAD_WATCHER ||= cf::async {
		4333	Coro::AIO::aio_wait cache_extensions;
		4334
3554	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4336	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3556	do_reload_perl;	4338	};
3557	};	4339	};
3558	}	4340	}
3559		4341
3560	register_command "reload" => sub {	4342	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
…		…
3567	reload_perl;	4349	reload_perl;
3568	};	4350	};
3569	}	4351	}
3570	};	4352	};
3571		4353
3572	unshift @INC, $LIBDIR;	4354	#############################################################################
3573		4355
3574	my $bug_warning = 0;	4356	my $bug_warning = 0;
3575		4357
3576	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;
3578
3579	sub wait_for_tick {	4358	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3581	return if $Coro::current == $Coro::main;
3582		4360
3583	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3584	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;
3586	}	4362	}
3587		4363
3588	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3590	return if $Coro::current == $Coro::main;
3591		4366
3592	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4369	$signal->wait;
3595	}	4370	}
3596		4371
3597	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4372	sub tick {
3598	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3599	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3600	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3601	return;	4376	return;
3602	}	4377	}
3603		4378
3604	$NOW = $tick_start = EV::now;	4379	cf::one_tick; # one server iteration
3605		4380
3606	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3607
3608	$RUNTIME += $TICK;
3609	$NEXT_TICK += $TICK;
3610		4382
3611	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3612	$NEXT_RUNTIME_WRITE = $NOW + 10;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3613	Coro::async_pool {	4385	Coro::async_pool {
3614	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3615	write_runtime	4387	write_runtime_sync
3616	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3617	};	4389	};
3618	}	4390	}
3619		4391
3620	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3621	$sig->send;	4393	$sig->send;
3622	}	4394	}
3623	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3624	$sig->send;
3625	}
3626		4396
3627	$LOAD = ($NOW - $tick_start) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3628	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3629		4399
3630	_post_tick;	4400	if (0) {
3631	};	4401	if ($NEXT_TICK) {
3632	$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	}
3633		4408
3634	{	4409	{
3635	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3636		4412
3637	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3638	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
		4415	#$AnyEvent::BDB::WATCHER->priority (1);
3639		4416
3640	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3641	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3642	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3643	| 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;
3644	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3645	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3646		4424
3647	cf::sync_job {	4425	cf::sync_job {
3648	eval {	4426	eval {
…		…
3667	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3668	};	4446	};
3669	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3670	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3671	};	4449	};
		4450
		4451	info "database initialised";
3672	}	4452	}
3673		4453
3674	{	4454	{
3675	# configure IO::AIO	4455	# configure IO::AIO
3676		4456
		4457	info "initialising aio";
3677	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3678	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
		4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3679	}	4462	}
3680		4463
3681	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3682		4466
3683	sub _log_backtrace {	4467	sub _log_backtrace {
3684	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3685		4469
3686	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3687		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3688	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3689	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3690	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3691	async {	4480	async {
3692	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3693		4482
3694	my @bt = fork_call {	4483	my @bt = fork_call {
3695	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3706	}	4495	}
3707		4496
3708	@funcs	4497	@funcs
3709	};	4498	};
3710		4499
3711	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3712	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3713	--$_log_backtrace;	4503	--$_log_backtrace;
3714	};	4504	};
3715	} else {	4505	} else {
3716	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3717	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3718	}	4508	}
3719	}	4509	}
3720		4510
3721	# load additional modules	4511	# load additional modules
3722	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3723		4514
3724	END { cf::emergency_save }	4515	END { cf::emergency_save }
3725		4516
3726	1	4517	1
3727		4518

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