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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.398 by root, Wed Dec 5 11:08:34 2007 UTC vs.
Revision 1.624 by root, Sat Nov 17 23:40:02 2018 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2018 Marc Alexander Lehmann / the Deliantra team
		5	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		6	#
		7	# Deliantra is free software: you can redistribute it and/or modify it under
		8	# the terms of the Affero GNU General Public License as published by the
		9	# Free Software Foundation, either version 3 of the License, or (at your
		10	# option) any later version.
		11	#
		12	# This program is distributed in the hope that it will be useful,
		13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15	# GNU General Public License for more details.
		16	#
		17	# You should have received a copy of the Affero GNU General Public License
		18	# and the GNU General Public License along with this program. If not, see
		19	# <http://www.gnu.org/licenses/>.
		20	#
		21	# The authors can be reached via e-mail to <support@deliantra.net>
		22	#
		23
1	package cf;	24	package cf;
2		25
3	use utf8;	26	use common::sense;
4	use strict;
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use EV;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
		36	use Carp ();
14		37
		38	use AnyEvent ();
		39	use AnyEvent::IO ();
		40	use AnyEvent::DNS ();
		41
15	use Coro 4.1 ();	42	use Coro ();
16	use Coro::State;	43	use Coro::State;
17	use Coro::Handle;	44	use Coro::Handle;
18	use Coro::EV;	45	use Coro::EV;
		46	use Coro::AnyEvent;
19	use Coro::Timer;	47	use Coro::Timer;
20	use Coro::Signal;	48	use Coro::Signal;
21	use Coro::Semaphore;	49	use Coro::Semaphore;
		50	use Coro::SemaphoreSet;
		51	use Coro::AnyEvent;
22	use Coro::AIO;	52	use Coro::AIO;
		53	use Coro::BDB 1.6;
23	use Coro::Storable;	54	use Coro::Storable;
24	use Coro::Util ();	55	use Coro::Util ();
25		56
		57	use Guard ();
26	use JSON::XS 2.01 ();	58	use JSON::XS 2.01 ();
27	use BDB ();	59	use BDB ();
28	use Data::Dumper;	60	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	61	use Fcntl;
31	use YAML::Syck ();	62	use YAML::XS ();
		63	use CBOR::XS ();
32	use IO::AIO 2.51 ();	64	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	65	use Compress::LZF;
35	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
36		69
37	# configure various modules to our taste	70	# configure various modules to our taste
38	#	71	#
39	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	73	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		74
		75	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		76
		77	# make sure c-lzf reinitialises itself
		78	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	79	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		80
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	81	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		83
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	84	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		85
		86	our @ORIG_INC;
49		87
50	our %COMMAND = ();	88	our %COMMAND = ();
51	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
52		90
53	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
55	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
58		98
59	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
61		103
62	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
63	our $DATADIR = datadir;	106	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
67	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
		117	our $PIDFILE = "$LOCALDIR/pid";
		118	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		119
		120	#our %RESOURCE; # unused
		121
		122	our $OUTPUT_RATE_MIN = 3000;
		123	our $OUTPUT_RATE_MAX = 1000000;
		124
		125	our $MAX_LINKS = 32; # how many chained exits to follow
		126	our $VERBOSE_IO = 1;
73		127
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	130	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	131	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		132
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	133	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	134	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	135	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	136	our $DB_ENV;
87		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
88	our %CFG;	140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
89		142
90	our $UPTIME; $UPTIME ||= time;	143	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
		146	our $NOW;
92		147
93	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
96		151
97	# used to convert map paths into valid unix filenames by replacing / by ∕	152	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	153	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		154
100	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	155	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
101	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
		157	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	158	our $TICK_START; # for load detecting purposes
		159
		160	our @POST_INIT;
		161
		162	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		163	our $REALLY_UNLOOP; # never set to true, please :)
		164
		165	our $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
103		167
104	binmode STDOUT;	168	binmode STDOUT;
105	binmode STDERR;	169	binmode STDERR;
106		170
107	# read virtual server time, if available	171	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
112	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
113		179
114	mkdir $_	180	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		182
117	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
118		184
119	sub cf::map::normalise;	185	sub cf::map::normalise;
120		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
121	#############################################################################	191	#############################################################################
122		192
		193	%REFLECT = ();
		194	for (@REFLECT) {
		195	my $reflect = JSON::XS::decode_json $_;
		196	$REFLECT{$reflect->{class}} = $reflect;
		197	}
		198
		199	# this is decidedly evil
		200	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		201
		202	#############################################################################
		203
123	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
124		205
125	=over 4	206	=over 4
126		207
127	=item $cf::UPTIME	208	=item $cf::UPTIME
128		209
129	The timestamp of the server start (so not actually an uptime).	210	The timestamp of the server start (so not actually an "uptime").
		211
		212	=item $cf::SERVER_TICK
		213
		214	An unsigned integer that starts at zero when the server is started and is
		215	incremented on every tick.
		216
		217	=item $cf::NOW
		218
		219	The (real) time of the last (current) server tick - updated before and
		220	after tick processing, so this is useful only as a rough "what time is it
		221	now" estimate.
		222
		223	=item $cf::TICK
		224
		225	The interval between each server tick, in seconds.
130		226
131	=item $cf::RUNTIME	227	=item $cf::RUNTIME
132		228
133	The time this server has run, starts at 0 and is increased by $cf::TICK on	229	The time this server has run, starts at 0 and is increased by $cf::TICK on
134	every server tick.	230	every server tick.
135		231
136	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
137	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
138	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
139		235
140	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
141	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
142	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
143	database environment.	239	database environment.
144		240
145	=item $cf::NOW
146
147	The time of the last (current) server tick.
148
149	=item $cf::TICK
150
151	The interval between server ticks, in seconds.
152
153	=item $cf::LOADAVG	241	=item $cf::LOADAVG
154		242
155	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
156	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
157	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
165	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
166	from wherever your confdir points to.	254	from wherever your confdir points to.
167		255
168	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
169		257
170	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
171	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$cf::WAIT_FOR_TICK>).
		267
		268	=item $cf::WAIT_FOR_TICK
		269
		270	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		271	variable contains a L<Coro::Signal> that is broadcats after every server
		272	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		273	next server tick.
		274
		275	=cut
		276
		277	sub wait_for_tick();
		278	sub wait_for_tick_begin();
173		279
174	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
175		281
176	This array contains the results of the last C<invoke ()> call. When	282	This array contains the results of the last C<invoke ()> call. When
177	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178	that call.	284	that call.
179		285
		286	=item %cf::REFLECT
		287
		288	Contains, for each (C++) class name, a hash reference with information
		289	about object members (methods, scalars, arrays and flags) and other
		290	metadata, which is useful for introspection.
		291
180	=back	292	=back
181		293
182	=cut	294	=cut
183		295
184	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
185	*CORE::GLOBAL::warn = sub {	297	sub warn (@) { LOG llevWarn , join "", @_ }
		298	sub info (@) { LOG llevInfo , join "", @_ }
		299	sub debug(@) { LOG llevDebug, join "", @_ }
		300	sub trace(@) { LOG llevTrace, join "", @_ }
		301
		302	$Coro::State::WARNHOOK = sub {
186	my $msg = join "", @_;	303	my $msg = join "", @_;
187		304
188	$msg .= "\n"	305	$msg .= "\n"
189	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
190		307
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	308	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		309
193	LOG llevError, $msg;	310	LOG llevWarn, $msg;
194	};	311	};
195	}	312
		313	$Coro::State::DIEHOOK = sub {
		314	return unless $^S eq 0; # "eq", not "=="
		315
		316	error Carp::longmess $_[0];
		317
		318	if (in_main) {#d#
		319	error "DIEHOOK called in main context, Coro bug?\n";#d#
		320	return;#d#
		321	}#d#
		322
		323	# kill coroutine otherwise
		324	Coro::terminate
		325	};
196		326
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	337	for my $pkg (qw(
208	cf::global cf::attachable	338	cf::global cf::attachable
209	cf::object cf::object::player	339	cf::object cf::object::player
210	cf::client cf::player	340	cf::client cf::player
211	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
212	cf::map cf::party cf::region	343	cf::party cf::region
213	)) {	344	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	346	}
217		347
218	$EV::DIED = sub {	348	$EV::DIED = sub {
219	warn "error in event callback: @_";	349	warn "error in event callback: $@";
220	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
221		356
222	#############################################################################	357	#############################################################################
223		358
224	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
225		360
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	382	$d
248	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
249	}	384	}
250		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($path, $data, $sync) = @_;
		409
		410	my $lock = cf::lock_acquire ("replace_file:$path");
		411
		412	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		413	or return;
		414
		415	$data = $data->() if ref $data;
		416
		417	length $data == aio_write $fh, 0, (length $data), $data, 0
		418	or return;
		419
		420	!$sync
		421	or !aio_fsync $fh
		422	or return;
		423
		424	aio_close $fh
		425	and return;
		426
		427	aio_rename "$path~", $path
		428	and return;
		429
		430	if ($sync) {
		431	$path =~ s%/[^/]*$%%;
		432	aio_pathsync $path;
		433	}
		434
		435	1
		436	}
		437
251	=item $ref = cf::decode_json $json	438	=item $ref = cf::decode_json $json
252		439
253	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
254		441
255	=item $json = cf::encode_json $ref	442	=item $json = cf::encode_json $ref
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		449
263	sub encode_json($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
265		452
		453	=item $ref = cf::decode_storable $scalar
		454
		455	Same as Coro::Storable::thaw, so blocks.
		456
		457	=cut
		458
		459	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		460
		461	=item $ref = cf::decode_yaml $scalar
		462
		463	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		464
		465	=cut
		466
		467	sub decode_yaml($) {
		468	fork_call { YAML::XS::Load $_[0] } @_
		469	}
		470
		471	=item $scalar = cf::decode_cbor $scalar
		472
		473	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		474	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		475	alternative.
		476
		477	=cut
		478
		479	sub decode_cbor($) {
		480	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		481	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		482	CBOR::XS::decode_cbor $_[0]
		483	}
		484
		485	=item $scalar = cf::unlzf $scalar
		486
		487	Same as Compress::LZF::compress, but takes server ticks into account, so
		488	blocks.
		489
		490	=cut
		491
		492	sub unlzf($) {
		493	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		494	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		495	Compress::LZF::decompress $_[0]
		496	}
		497
		498	=item cf::post_init { BLOCK }
		499
		500	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		501	but I<before> the server starts ticking again.
		502
		503	The codeblock will have a single boolean argument to indicate whether this
		504	is a reload or not.
		505
		506	=cut
		507
		508	sub post_init(&) {
		509	push @POST_INIT, shift;
		510	}
		511
		512	sub _post_init {
		513	trace "running post_init jobs";
		514
		515	# run them in parallel...
		516
		517	my @join;
		518
		519	while () {
		520	push @join, map &Coro::async ($_, 0), @POST_INIT;
		521	@POST_INIT = ();
		522
		523	@join or last;
		524
		525	(pop @join)->join;
		526	}
		527	}
		528
266	=item cf::lock_wait $string	529	=item cf::lock_wait $string
267		530
268	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
269		532
270	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
271		534
272	Wait until the given lock is available and then acquires it and returns	535	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	536	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	537	for example when the coroutine gets canceled), the lock is automatically
275	returned.	538	returned.
276		539
277	Locks are *not* recursive, locking from the same coro twice results in a	540	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	541	deadlocked coro.
…		…
284		547
285	Return true if the lock is currently active, i.e. somebody has locked it.	548	Return true if the lock is currently active, i.e. somebody has locked it.
286		549
287	=cut	550	=cut
288		551
289	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		553
292	sub lock_wait($) {	554	sub lock_wait($) {
293	my ($key) = @_;	555	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	556	}
306		557
307	sub lock_acquire($) {	558	sub lock_acquire($) {
308	my ($key) = @_;	559	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	560	}
322		561
323	sub lock_active($) {	562	sub lock_active($) {
324	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	564	}
328		565
329	sub freeze_mainloop {	566	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	567	tick_inhibit_inc;
331		568
332	my $guard = Coro::guard {	569	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	570	}
338		571
339	=item cf::periodic $interval, $cb	572	=item cf::periodic $interval, $cb
340		573
341	Like EV::periodic, but randomly selects a starting point so that the actions	574	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	575	get spread over time.
343		576
344	=cut	577	=cut
345		578
346	sub periodic($$) {	579	sub periodic($$) {
347	my ($interval, $cb) = @_;	580	my ($interval, $cb) = @_;
…		…
351	EV::periodic $start, $interval, 0, $cb	584	EV::periodic $start, $interval, 0, $cb
352	}	585	}
353		586
354	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
355		588
356	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
357	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
358	of cpu time till the next tick. The slot is only valid till the next cede.	591	C<$time> seconds of cpu time till the next tick. The slot is only valid
		592	till the next cede.
		593
		594	Background jobs should use a priority less than zero, interactive jobs
		595	should use 100 or more.
359		596
360	The optional C<$name> can be used to identify the job to run. It might be	597	The optional C<$name> can be used to identify the job to run. It might be
361	used for statistical purposes and should identify the same time-class.	598	used for statistical purposes and should identify the same time-class.
362		599
363	Useful for short background jobs.	600	Useful for short background jobs.
364		601
365	=cut	602	=cut
366		603
367	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
369		607
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	610	$Coro::current->desc ("timeslot manager");
373		611
374	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
375		614
376	while () {	615	while () {
377	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
378	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	621
380	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	626	$job->[2]->send;
384	Coro::cede;
385	goto next_job;	627	goto next_job;
386	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	630	}
388	}	631	}
389		632
390	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
391	# we do not use wait_for_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
392	push @cf::WAIT_FOR_TICK, $signal;
393	$signal->wait;
394	} else {	635	} else {
		636	$busy = 0;
395	Coro::schedule;	637	Coro::schedule;
396	}	638	}
397	}	639	}
398	};	640	};
399		641
400	sub get_slot($;$$) {	642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
401	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
402		646
403	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
404	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
405		650
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
420	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
421		666
422	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
423		668
424	The design of Deliantra requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
425	is always able to handle events or runnable, as Deliantra is only	670	is always able to handle events or is runnable, as Deliantra is only
426	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
427	acceptable.	672	acceptable.
428		673
429	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
430	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
434	=cut	679	=cut
435		680
436	sub sync_job(&) {	681	sub sync_job(&) {
437	my ($job) = @_;	682	my ($job) = @_;
438		683
439	if ($Coro::current == $Coro::main) {	684	if (in_main) {
440	my $time = EV::time;	685	my $time = AE::time;
441		686
442	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
444		689
445	LOG llevError, Carp::longmess "sync job";#d#	690	#LOG llevError, Carp::longmess "sync job";#d#
446		691
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
450		693
451	my $busy = 1;	694	my $busy = 1;
452	my @res;	695	my @res;
453		696
454	(async {	697	(async {
455	$Coro::current->desc ("sync job coro");	698	$Coro::current->desc ("sync job coro");
456	@res = eval { $job->() };	699	@res = eval { $job->() };
457	warn $@ if $@;	700	error $@ if $@;
458	undef $busy;	701	undef $busy;
459	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
460		703
461	while ($busy) {	704	while ($busy) {
462	if (Coro::nready) {	705	if (Coro::nready) {
463	Coro::cede_notself;	706	Coro::cede_notself;
464	} else {	707	} else {
465	EV::loop EV::LOOP_ONESHOT;	708	EV::run EV::RUN_ONCE;
466	}	709	}
467	}	710	}
468		711
469	$time = EV::time - $time;	712	my $time = AE::time - $time;
470		713
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
475		715
476	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
477	} else {	717	} else {
478	# we are in another coroutine, how wonderful, everything just works	718	# we are in another coroutine, how wonderful, everything just works
479		719
…		…
499	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
500		740
501	$coro	741	$coro
502	}	742	}
503		743
504	=item fork_call { }, $args	744	=item fork_call { }, @args
505		745
506	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
507	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
508	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
509	never block itself or use any form of event handling.	749	never block itself or use any form of event handling.
510		750
511	=cut	751	=cut
512		752
		753	sub post_fork {
		754	reset_signals;
		755	}
		756
513	sub fork_call(&@) {	757	sub fork_call(&@) {
514	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
515		759
516	# we seemingly have to make a local copy of the whole thing,
517	# otherwise perl prematurely frees the stuff :/
518	# TODO: investigate and fix (likely this will be rather laborious)
519
520	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
521	reset_signals;	761	cf::post_fork;
522	&$cb	762	&$cb
523	}, @args;	763	} @args;
524		764
525	wantarray ? @res : $res[-1]	765	wantarray ? @res : $res[-1]
		766	}
		767
		768	sub objinfo {
		769	(
		770	"counter value" => cf::object::object_count,
		771	"objects created" => cf::object::create_count,
		772	"objects destroyed" => cf::object::destroy_count,
		773	"freelist size" => cf::object::free_count,
		774	"allocated objects" => cf::object::objects_size,
		775	"active objects" => cf::object::actives_size,
		776	)
		777	}
		778
		779	=item $coin = coin_from_name $name
		780
		781	=cut
		782
		783	our %coin_alias = (
		784	"silver" => "silvercoin",
		785	"silvercoin" => "silvercoin",
		786	"silvercoins" => "silvercoin",
		787	"gold" => "goldcoin",
		788	"goldcoin" => "goldcoin",
		789	"goldcoins" => "goldcoin",
		790	"platinum" => "platinacoin",
		791	"platinumcoin" => "platinacoin",
		792	"platinumcoins" => "platinacoin",
		793	"platina" => "platinacoin",
		794	"platinacoin" => "platinacoin",
		795	"platinacoins" => "platinacoin",
		796	"royalty" => "royalty",
		797	"royalties" => "royalty",
		798	);
		799
		800	sub coin_from_name($) {
		801	$coin_alias{$_[0]}
		802	? cf::arch::find $coin_alias{$_[0]}
		803	: undef
526	}	804	}
527		805
528	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
529		807
530	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
540	within each server.	818	within each server.
541		819
542	=cut	820	=cut
543		821
544	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
545	my ($name) = @_;	826	my ($name) = @_;
546	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
547		828
548	eval {	829	eval {
549	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
559	}	840	}
560		841
561	our $DB;	842	our $DB;
562		843
563	sub db_init {	844	sub db_init {
564	cf::sync_job {
565	$DB ||= db_table "db";	845	$DB ||= db_table "db";
566	};
567	}	846	}
568		847
569	sub db_get($$) {	848	sub db_get($$) {
570	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
571		850
572	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
573	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
574		855
575	$! ? ()	856	$! ? ()
576	: $data	857	: $data
577	}
578	}	858	}
579		859
580	sub db_put($$$) {	860	sub db_put($$$) {
581	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
582	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
610		890
611	my @data;	891	my @data;
612	my $md5;	892	my $md5;
613		893
614	for (0 .. $#$src) {	894	for (0 .. $#$src) {
615	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
616	or Carp::croak "$src->[$_]: $!";
617	}	896	}
618		897
619	# if processing is expensive, check	898	# if processing is expensive, check
620	# checksum first	899	# checksum first
621	if (1) {	900	if (1) {
…		…
634		913
635	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
636	}	915	}
637	}	916	}
638		917
639	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
640	my $data = $process->(\@data);	919	my $data = $process->(\@data);
641	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
642		921
643	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
644		923
645	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
646	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
647	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
648		927
…		…
658		937
659	=cut	938	=cut
660		939
661	sub datalog($@) {	940	sub datalog($@) {
662	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
663	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
664	}	943	}
665		944
666	=back	945	=back
667		946
668	=cut	947	=cut
669		948
670	#############################################################################	949	#############################################################################
671		950
672	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
673		952
674	Many objects in crossfire are so-called attachable objects. That means you can	953	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	954	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
677		956
678	In the following description, CLASS can be any of C<global>, C<object>	957	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	958	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
730		1009
731	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
733		1012
734	Some classes such as crossfire maps and objects can specify attachments	1013	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	1014	that are attached at load/instantiate time, thus the need for a name.
736		1015
737	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
738		1017
739	=over 4	1018	=over 4
…		…
863		1142
864	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
865	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
866		1145
867	} elsif (ref $type) {	1146	} elsif (ref $type) {
868	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
869		1148
870	} else {	1149	} else {
871	shift @arg;	1150	shift @arg;
872	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
873	}	1152	}
874	}	1153	}
875	}	1154	}
876		1155
877	sub _object_attach {	1156	sub _object_attach {
…		…
887	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
888	}	1167	}
889		1168
890	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
891	} else {	1170	} else {
892	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
893	}	1172	}
894		1173
895	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
896	}	1175	}
897		1176
…		…
956		1235
957	for (@$callbacks) {	1236	for (@$callbacks) {
958	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
959		1238
960	if ($@) {	1239	if ($@) {
961	warn "$@";
962	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
963	override;	1241	override;
964	}	1242	}
965		1243
966	return 1 if $override;	1244	return 1 if $override;
967	}	1245	}
968		1246
969	0	1247	0
970	}	1248	}
971		1249
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1250	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1251
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1252	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1253
976	Generate an object-specific event with the given arguments.	1254	Generate an object-specific event with the given arguments.
977		1255
…		…
1030		1308
1031	sub reattach {	1309	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1311	my ($obj) = @_;
1034		1312
		1313	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1314	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1315
1037	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
1038		1317
1039	@$registry = ();	1318	@$registry = ();
1040		1319
…		…
1045	for (@$attach) {	1324	for (@$attach) {
1046	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
1047	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
1048	}	1327	}
1049	} else {	1328	} else {
1050	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
1051	}	1330	}
1052	}	1331	}
1053	}	1332	}
1054		1333
1055	cf::attachable->attach (	1334	cf::attachable->attach (
…		…
1082	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1083		1362
1084	sync_job {	1363	sync_job {
1085	if (length $$rdata) {	1364	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1089		1369
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1373	if ($cf::USE_FSYNC) {
		1374	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;
		1375	aio_fsync $fh;
		1376	}
1094	close $fh;	1377	aio_close $fh;
1095		1378
1096	if (@$objs) {	1379	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1380	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1384	if ($cf::USE_FSYNC) {
		1385	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;
		1386	aio_fsync $fh;
		1387	}
1102	close $fh;	1388	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1390	}
1105	} else {	1391	} else {
1106	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1107	}	1393	}
1108		1394
1109	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1399	} else {
1111	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1112	}	1401	}
1113	} else {	1402	} else {
1114	aio_unlink $filename;	1403	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1116	}	1405	}
…		…
1140	my $st = eval { Coro::Storable::thaw $av };	1429	my $st = eval { Coro::Storable::thaw $av };
1141	$av = $st->{objs};	1430	$av = $st->{objs};
1142	}	1431	}
1143		1432
1144	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1147		1437
1148	($data, $av)	1438	($data, $av)
1149	}	1439	}
1150		1440
1151	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1155	=cut	1445	=cut
1156		1446
1157	#############################################################################	1447	#############################################################################
1158	# command handling &c	1448	# command handling &c
1159		1449
1160	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1161		1451
1162	Register a callback for execution when the client sends the user command	1452	Register a callback for execution when the client sends the user command
1163	$name.	1453	$name.
1164		1454
1165	=cut	1455	=cut
…		…
1171	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1172		1462
1173	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1174	}	1464	}
1175		1465
1176	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1177		1467
1178	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1179	extcmd packet. Ext commands will be processed in the order they are	1469	extcmd packet. Ext commands will be processed in the order they are
1180	received by the server, like other user commands. The first argument is	1470	received by the server, like other user commands. The first argument is
1181	the logged-in player. Ext commands can only be processed after a player	1471	the logged-in player. Ext commands can only be processed after a player
1182	has logged in successfully.	1472	has logged in successfully.
1183		1473
1184	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1185	called.
1186		1475
		1476	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1477
		1478	Same as C<cf::register_extcmd>, but instead of returning values, the
		1479	callback needs to clal the C<$reply> function.
		1480
1187	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1188		1482
1189	Register a callback for execution when the client sends an (asynchronous)	1483	Register a callback for execution when the client sends an (asynchronous)
1190	exticmd packet. Exti commands are processed by the server as soon as they	1484	exticmd packet. Exti commands are processed by the server as soon as they
1191	are received, i.e. out of order w.r.t. other commands. The first argument	1485	are received, i.e. out of order w.r.t. other commands. The first argument
1192	is a client socket. Exti commands can be received anytime, even before	1486	is a client socket. Exti commands can be received anytime, even before
1193	log-in.	1487	log-in.
1194		1488
1195	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1196	called.
1197		1490
1198	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1199		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1200	sub register_extcmd {	1498	sub register_extcmd($$) {
1201	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1202		1500
1203	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1204	}	1502	}
1205		1503
1206	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1207	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1208		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1209	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1210	}	1514	}
1211		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1212	cf::player->attach (	1524	cf::player->attach (
1213	on_command => sub {	1525	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1215		1527
1216	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1217	or return;	1529	or return;
1218		1530
…		…
1226	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1227		1539
1228	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1229		1541
1230	if (ref $msg) {	1542	if (ref $msg) {
1231	my ($type, $reply, @payload) =	1543	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1232	"ARRAY" eq ref $msg
1233	? @$msg
1234	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1235		1544
1236	my @reply;
1237
1238	if (my $cb = $EXTCMD{$type}) {	1545	if (my $cb = $EXTACMD{$type}) {
		1546	$cb->(
		1547	$pl,
		1548	sub {
		1549	$pl->ext_msg ("reply-$reply", @_)
		1550	if $reply;
		1551	},
		1552	@payload
		1553	);
		1554	} else {
		1555	my @reply;
		1556
		1557	if (my $cb = $EXTCMD{$type}) {
1239	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1240	}	1563	}
1241		1564
1242	$pl->ext_reply ($reply, @reply)
1243	if $reply;
1244
1245	} else {	1565	} else {
1246	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1247	}	1567	}
1248		1568
1249	cf::override;	1569	cf::override;
1250	},	1570	},
1251	);	1571	);
1252		1572
		1573	# "readahead" all extensions
		1574	sub cache_extensions {
		1575	my $grp = IO::AIO::aio_group;
		1576
		1577	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1578	for (grep /\.ext$/, @{$_[0]}) {
		1579	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1580	}
		1581	};
		1582
		1583	$grp
		1584	}
		1585
		1586	sub _ext_cfg_reg($$$$) {
		1587	my ($rvar, $varname, $cfgname, $default) = @_;
		1588
		1589	$cfgname = lc $varname
		1590	unless length $cfgname;
		1591
		1592	$EXT_CFG{$cfgname} = [$rvar, $default];
		1593
		1594	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1595	}
		1596
1253	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1254	cf::sync_job {	1602	cf::sync_job {
1255	my %todo;	1603	my %todo;
1256		1604
1257	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1258	next unless -r $path;	1606	next unless -r $path;
…		…
1276		1624
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1627
1280	$ext{source} =	1628	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1282	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1283	. $source	1631	. $source
1284	. "\n};\n1";	1632	. "\n};\n1";
1285		1633
1286	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1287	}	1635	}
1288		1636
		1637	my $pass = 0;
1289	my %done;	1638	my %done;
1290	while (%todo) {	1639	while (%todo) {
1291	my $progress;	1640	my $progress;
1292		1641
		1642	++$pass;
		1643
		1644	ext:
1293	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1647	next ext
1296	unless exists $done{$_};	1648	unless exists $done{$_};
1297	}	1649	}
1298		1650
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1652
1301	unless (eval $v->{source}) {	1653	my $source = $v->{source};
		1654
		1655	# support "CONF varname :confname = default" pseudo-statements
		1656	$source =~ s{
		1657	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1658	}{
		1659	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1660	}gmxe;
		1661
		1662	my $active = eval $source;
		1663
		1664	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1666
		1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1668	if exists $v->{meta}{mandatory};
1306	warn $msg;	1669
1307	warn "mandatory extension failed to load, exiting.\n";	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1671	delete $todo{$k};
1309	}	1672	} else {
1310		1673	$done{$k} = delete $todo{$k};
1311	warn $msg;	1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1312	}	1679	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1680	}
1318		1681
1319	skip:	1682	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1322	}	1692	}
1323	};	1693	};
1324	}	1694	}
1325		1695
1326	#############################################################################	1696	#############################################################################
1327		1697
1328	=back	1698	=back
1329		1699
1330	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1331		1701
1332	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1333		1703
1334	=cut	1704	=cut
1335		1705
1336	package cf::player;	1706	package cf::player;
1337		1707
…		…
1380		1750
1381	sub exists($) {	1751	sub exists($) {
1382	my ($login) = @_;	1752	my ($login) = @_;
1383		1753
1384	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1386	}	1756	}
1387		1757
1388	sub find($) {	1758	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1760	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1772	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1773	or return;
1404		1774
1405	my $pl = cf::player::load_pl $f	1775	my $pl = cf::player::load_pl $f
1406	or return;	1776	or return;
		1777
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1778	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1779	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1410	}	1781	}
1411	}	1782	}
1412	}	1783	}
1413		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($pl, $path) = @_;
		1788
		1789	# restore slots saved in save, below
		1790	my $slots = delete $pl->{_slots};
		1791
		1792	$pl->ob->current_weapon ($slots->[0]);
		1793	$pl->combat_ob ($slots->[1]);
		1794	$pl->ranged_ob ($slots->[2]);
		1795	},
		1796	);
		1797
1414	sub save($) {	1798	sub save($) {
1415	my ($pl) = @_;	1799	my ($pl) = @_;
1416		1800
1417	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1418		1802
…		…
1421		1805
1422	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1423		1807
1424	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
		1810
		1811	cf::get_slot 0.01;
		1812
		1813	# save slots, to be restored later
		1814	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1426		1815
1427	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1817	cf::cede_to_tick;
1429	}	1818	}
1430		1819
…		…
1462	my ($pl) = @_;	1851	my ($pl) = @_;
1463		1852
1464	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1465		1854
1466	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1856	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1857
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1470	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1472	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1473		1866
1474	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1476	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1514		1907
1515	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
1516	my $path = path $login;	1909	my $path = path $login;
1517		1910
1518	# a .pst is a dead give-away for a valid player	1911	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1917	}
1524		1918
…		…
1528		1922
1529	\@logins	1923	\@logins
1530	}	1924	}
1531		1925
1532	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1533		1929
1534	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1535	player. May block.	1931	player. May block.
1536		1932
1537	=cut	1933	=cut
…		…
1555	}	1951	}
1556		1952
1557	\@paths	1953	\@paths
1558	}	1954	}
1559		1955
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1957
1562	Expand crossfire pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652
1653	=item $player->ext_reply ($msgid, @msg)
1654
1655	Sends an ext reply to the player.
1656
1657	=cut
1658
1659	sub ext_reply($$@) {
1660	my ($self, $id, @msg) = @_;
1661
1662	$self->ns->ext_reply ($id, @msg)
1663	}
1664		1959
1665	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1666		1961
1667	Sends an ext event to the client.	1962	Sends an ext event to the client.
1668		1963
…		…
1688		1983
1689	=cut	1984	=cut
1690		1985
1691	sub find_by_path($) {	1986	sub find_by_path($) {
1692	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1693		1990
1694	my ($match, $specificity);	1991	my ($match, $specificity);
1695		1992
1696	for my $region (list) {	1993	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1725		2022
1726	sub generate_random_map {	2023	sub generate_random_map {
1727	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1728	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1729	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	2029	}
1743		2030
1744	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1745		2032
1746	Register a handler for the map path matching the given regex at the	2033	Register a handler for the map path matching the given regex at the
…		…
1751		2038
1752	sub register {	2039	sub register {
1753	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2041	my $pkg = caller;
1755		2042
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2044
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2046	}
1761		2047
1762	# also paths starting with '/'	2048	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2050
1765	sub thawer_merge {	2051	sub thawer_merge {
1766	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1767		2053
1768	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1773	}	2059	}
1774		2060
1775	sub normalise {	2061	sub normalise {
1776	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1777		2063
1778	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1779		2065
1780	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1781		2067
1782	# map plan:	2068	# map plan:
1783	#	2069	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2085	$path = "$base/$path";
1800	}	2086	}
1801		2087
1802	for ($path) {	2088	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1806	}	2091	}
1807		2092
1808	$path	2093	$path
…		…
1822	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1823	return $self;	2108	return $self;
1824	}	2109	}
1825	}	2110	}
1826		2111
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2113	()
1829	}	2114	}
1830		2115
		2116	# may re-bless or do other evil things
1831	sub init {	2117	sub init {
1832	my ($self) = @_;	2118	my ($self) = @_;
1833		2119
1834	$self	2120	$self
1835	}	2121	}
…		…
1854		2140
1855	# the temporary/swap location	2141	# the temporary/swap location
1856	sub save_path {	2142	sub save_path {
1857	my ($self) = @_;	2143	my ($self) = @_;
1858		2144
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1861	}	2147	}
1862		2148
1863	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1864	sub uniq_path {	2150	sub uniq_path {
1865	my ($self) = @_;	2151	my ($self) = @_;
1866		2152
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	2154	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	2155	}
1879		2156
1880	sub decay_objects {	2157	sub decay_objects {
1881	my ($self) = @_;	2158	my ($self) = @_;
1882		2159
…		…
1909	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1910		2187
1911	1	2188	1
1912	}	2189	}
1913		2190
		2191	# used to laod the header of an original map
1914	sub load_header_orig {	2192	sub load_header_orig {
1915	my ($self) = @_;	2193	my ($self) = @_;
1916		2194
1917	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1918	}	2196	}
1919		2197
		2198	# used to laod the header of an instantiated map
1920	sub load_header_temp {	2199	sub load_header_temp {
1921	my ($self) = @_;	2200	my ($self) = @_;
1922		2201
1923	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1924	}	2203	}
1925		2204
		2205	# called after loading the header from an instantiated map
1926	sub prepare_temp {	2206	sub prepare_temp {
1927	my ($self) = @_;	2207	my ($self) = @_;
1928		2208
1929	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1930	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1931	# safety	2211	# safety
1932	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1933	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1934	}	2214	}
1935		2215
		2216	# called after loading the header from an original map
1936	sub prepare_orig {	2217	sub prepare_orig {
1937	my ($self) = @_;	2218	my ($self) = @_;
1938		2219
1939	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1940	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1964		2245
1965	sub find;	2246	sub find;
1966	sub find {	2247	sub find {
1967	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1968		2249
		2250	cf::cede_to_tick;
		2251
1969	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1970		2253
1971	cf::lock_wait "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2256
1974	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
1979	or return;	2259	or return;
1980		2260
1981	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
1982		2262
…		…
1984	or return;	2264	or return;
1985		2265
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
1989	undef $guard1;	2270	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2271	$map->reset;
1992	return find $path;	2272	return find $path;
1993	}	2273	}
1994		2274
1995	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
1996	}	2276	}
1997	}	2277	}
1998		2278
1999	sub pre_load { }	2279	sub pre_load { }
2000	sub post_load { }	2280	#sub post_load { } # XS
2001		2281
2002	sub load {	2282	sub load {
2003	my ($self) = @_;	2283	my ($self) = @_;
2004		2284
2005	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2008		2288
2009	{	2289	{
2010	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
2011		2291
2012	return unless $self->valid;	2292	return unless $self->valid;
2013	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
2014
2015	$self->in_memory (cf::MAP_LOADING);
2016		2294
2017	$self->alloc;	2295	$self->alloc;
2018		2296
2019	$self->pre_load;	2297	$self->pre_load;
2020	cf::cede_to_tick;	2298	cf::cede_to_tick;
2021		2299
		2300	if (exists $self->{load_path}) {
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2302	$f->skip_block;
2024	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
2025	or return;	2304	or return;
2026		2305
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
2028	if delete $self->{load_original};	2307	if delete $self->{load_original};
2029		2308
2030	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2310	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
2033	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
2034	$self->clear_unique_items;	2313	$self->clear_unique_items;
2035	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
2036	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
2037	}	2317	}
2038	}	2318	}
2039	}
2040		2319
2041	$f->resolve_delayed_derefs;	2320	$f->resolve_delayed_derefs;
		2321	} else {
		2322	$self->post_load_original
		2323	if delete $self->{load_original};
		2324	}
		2325
		2326	$self->state (cf::MAP_INACTIVE);
2042		2327
2043	cf::cede_to_tick;	2328	cf::cede_to_tick;
2044	# now do the right thing for maps	2329	# now do the right thing for maps
2045	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
2046	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
2050	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2336	$self->decay_objects;
2052	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
2053	$self->update_buttons;	2338	$self->update_buttons;
2054	cf::cede_to_tick;	2339	cf::cede_to_tick;
2055	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
2056	cf::cede_to_tick;
2057	$self->activate;
2058	}	2341	}
2059		2342
2060	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
2062
2063	$self->in_memory (cf::MAP_IN_MEMORY);
2064	}	2345	}
2065		2346
2066	$self->post_load;	2347	$self->post_load;
2067	}
2068		2348
		2349	1
		2350	}
		2351
		2352	# customize the map for a given player, i.e.
		2353	# return the _real_ map. used by e.g. per-player
		2354	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2355	sub customise_for {
2070	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
2071		2357
2072	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2359	if $self->per_player;
…		…
2076	# if $self->per_party;	2362	# if $self->per_party;
2077		2363
2078	$self	2364	$self
2079	}	2365	}
2080		2366
2081	# find and load all maps in the 3x3 area around a map
2082	sub load_neighbours {
2083	my ($map) = @_;
2084
2085	my @neigh; # diagonal neighbours
2086
2087	for (0 .. 3) {
2088	my $neigh = $map->tile_path ($_)
2089	or next;
2090	$neigh = find $neigh, $map
2091	or next;
2092	$neigh->load;
2093
2094	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}
2098
2099	for (grep defined $_->[0], @neigh) {
2100	my ($path, $origin) = @$_;
2101	my $neigh = find $path, $origin
2102	or next;
2103	$neigh->load;
2104	}
2105	}
2106
2107	sub find_sync {	2367	sub find_sync {
2108	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2109		2369
2110	cf::sync_job { find $path, $origin }	2370	# it's a bug to call this from the main context
		2371	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2372	if $Coro::current == $Coro::main;
		2373
		2374	find $path, $origin
2111	}	2375	}
2112		2376
2113	sub do_load_sync {	2377	sub do_load_sync {
2114	my ($map) = @_;	2378	my ($map) = @_;
2115		2379
		2380	# it's a bug to call this from the main context
2116	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2117	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2118		2383
2119	cf::sync_job { $map->load };	2384	$map->load;
2120	}	2385	}
2121		2386
2122	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2123	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2124		2389
2125	sub find_async {	2390	sub find_async {
2126	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2127		2392
2128	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2129		2394
2130	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
2132	}	2397	}
2133		2398
2134	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2135		2400
2136	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
2137	$Coro::current->{desc} = "map prefetcher";	2402	$Coro::current->{desc} = "map prefetcher";
2138		2403
2139	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2140	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2141	if (my $map = find $k) {	2406	if (my $map = find $k) {
2142	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2143	}	2408	}
2144		2409
2145	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2146	}	2411	}
2147	}	2412	}
…		…
2150	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2151		2416
2152	()	2417	()
2153	}	2418	}
2154		2419
		2420	# common code, used by both ->save and ->swapout
2155	sub save {	2421	sub _save {
2156	my ($self) = @_;	2422	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2423
2160	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2161		2425
2162	return unless $self->dirty;	2426	return unless $self->dirty;
2163		2427
…		…
2172		2436
2173	cf::async {	2437	cf::async {
2174	$Coro::current->{desc} = "map player save";	2438	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
2176	};	2440	};
		2441
		2442	cf::get_slot 0.02;
2177		2443
2178	if ($uniq) {	2444	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2447	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2448	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2449	}
2184	}	2450	}
2185		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2186	sub swap_out {	2460	sub swap_out {
2187	my ($self) = @_;	2461	my ($self) = @_;
2188		2462
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2194	return if $self->players;	2467	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2468
		2469	# first deactivate the map and "unlink" it from the core
		2470	$self->deactivate;
		2471	$_->clear_links_to ($self) for values %cf::MAP;
		2472	$self->state (cf::MAP_SWAPPED);
		2473
		2474	# then atomically save
		2475	$self->_save;
		2476
		2477	# then free the map
		2478	$self->clear;
		2479	}
		2480
		2481	sub reset_at {
		2482	my ($self) = @_;
		2483
		2484	# TODO: safety, remove and allow resettable per-player maps
2196	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2197		2486
		2487	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2488	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2489
		2490	$time + $to
		2491	}
		2492
		2493	sub should_reset {
		2494	my ($self) = @_;
		2495
		2496	$self->reset_at <= $cf::RUNTIME
		2497	}
		2498
		2499	sub reset {
		2500	my ($self) = @_;
		2501
		2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2503
		2504	return if $self->players;
		2505
		2506	cf::trace "resetting map ", $self->path, "\n";
		2507
2198	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
		2509
		2510	# need to save uniques path
		2511	unless ($self->{deny_save}) {
		2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2513
		2514	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2515	if $uniq;
		2516	}
		2517
		2518	delete $cf::MAP{$self->path};
2199		2519
2200	$self->deactivate;	2520	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2522	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2523
2248	$self->unlink_save;	2524	$self->unlink_save;
2249	$self->destroy;	2525	$self->destroy;
2250	}	2526	}
2251		2527
…		…
2259		2535
2260	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2261		2537
2262	$self->unlink_save;	2538	$self->unlink_save;
2263		2539
2264	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2545
…		…
2318		2594
2319	sub unique_maps() {	2595	sub unique_maps() {
2320	[	2596	[
2321	map {	2597	map {
2322	utf8::decode $_;	2598	utf8::decode $_;
2323	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2324	? normalise $_	2602	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2604	]
2328	}	2605	}
2329		2606
2330	package cf;	2607	=item cf::map::static_maps
		2608
		2609	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2610	file in the shared directory excluding F</styles> and F</editor>). May
		2611	block.
		2612
		2613	=cut
		2614
		2615	sub static_maps() {
		2616	my @dirs = "";
		2617	my @maps;
		2618
		2619	while (@dirs) {
		2620	my $dir = shift @dirs;
		2621
		2622	next if $dir eq "/styles" || $dir eq "/editor";
		2623
		2624	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2625	or return;
		2626
		2627	for (@$files) {
		2628	s/\.map$// or next;
		2629	utf8::decode $_;
		2630	push @maps, "$dir/$_";
		2631	}
		2632
		2633	push @dirs, map "$dir/$_", @$dirs;
		2634	}
		2635
		2636	\@maps
		2637	}
2331		2638
2332	=back	2639	=back
2333		2640
2334	=head3 cf::object	2641	=head3 cf::object
2335		2642
…		…
2339		2646
2340	=over 4	2647	=over 4
2341		2648
2342	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2343		2650
2344	Returns the inventory of the object _and_ their inventories, recursively.	2651	Returns the inventory of the object I<and> their inventories, recursively,
		2652	but I<not> the object itself.
2345		2653
2346	=cut	2654	=cut
2347		2655
2348	sub inv_recursive_;	2656	sub inv_recursive_;
2349	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2355	}	2663	}
2356		2664
2357	=item $ref = $ob->ref	2665	=item $ref = $ob->ref
2358		2666
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2667	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2668
2361	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2362		2670
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2364	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2365		2673
2366	=cut	2674	=cut
2367		2675
2368	sub deref {	2676	sub deref {
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2704	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2398		2706
2399	=cut	2707	=cut
2400		2708
		2709	our $SAY_CHANNEL = {
		2710	id => "say",
		2711	title => "Map",
		2712	reply => "say ",
		2713	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2714	};
		2715
		2716	our $CHAT_CHANNEL = {
		2717	id => "chat",
		2718	title => "Chat",
		2719	reply => "chat ",
		2720	tooltip => "Player chat and shouts, global to the server.",
		2721	};
		2722
2401	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2724	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2725	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2727	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2740
2419	} else {	2741	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2744	}
2423	}	2745	}
2424	}	2746	}
2425		2747
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2436	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2437		2759
2438	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2439	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2440		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2441	=cut	2788	=cut
2442		2789
2443	sub cf::object::player::may {	2790	sub cf::object::player::may {
2444	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2445		2792
2446	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2447	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2448	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2449	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2450	}	2797	}
2451		2798
2452	=item $player_object->enter_link	2799	=item $player_object->enter_link
2453		2800
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2801	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2802
2456	The player should be reasonably safe there for short amounts of time. You	2803	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2804	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2805	though, as the player cannot control the character while it is on the link
		2806	map.
2458		2807
2459	Will never block.	2808	This method will never block, which is the whole reaosn for it's
		2809	existance: you can I<always> put a player onto the link map, which is the
		2810	only place to put objects that is guaranteed to exist.
		2811
		2812	A typical usage pattern is to call C<enter_link> synchronously from the
		2813	server, then start a new thread, do your blocking stuff there and then
		2814	call C<leave_link> from that thread.
2460		2815
2461	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2462		2817
2463	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2464	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2482	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2838	my ($self) = @_;
2484		2839
2485	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2486		2841
		2842	++$self->{_link_recursion};
		2843
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2845
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2491		2848
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2850	}
2494		2851
2495	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2497		2854
…		…
2514	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2516		2873
2517	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2520		2877
2521	$map->load;	2878	$map->load;
2522	$map->load_neighbours;
2523		2879
2524	return unless $self->contr->active;	2880	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2881
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2529	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2530		2889
		2890	}
		2891
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2893
2533	Moves the player to the given map-path and coordinates by first freezing	2894	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2896	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2897	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2898	be called at the end of this process.
2538		2899
		2900	Note that $check will be called with a potentially non-loaded map, so if
		2901	it needs a loaded map it has to call C<< ->load >>.
		2902
2539	=cut	2903	=cut
2540		2904
2541	our $GOTOGEN;	2905	our $GOTOGEN;
2542		2906
2543	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
		2909
		2910	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2911	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2912	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2913	($path, $x, $y) = @$EMERGENCY_POSITION;
		2914	}
2545		2915
2546	# do generation counting so two concurrent goto's will be executed in-order	2916	# do generation counting so two concurrent goto's will be executed in-order
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2918
2549	$self->enter_link;	2919	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2939	($path, $x, $y) = (undef, undef, undef);
2570	}	2940	}
2571	}	2941	}
2572		2942
2573	my $map = eval {	2943	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2945
2576	if ($map) {	2946	if ($map) {
2577	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2949	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2951	}
2582		2952
2583	$map	2953	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2594	}	2964	}
2595		2965
2596	$done->() if $done;	2966	$done->($self) if $done;
2597	})->prio (1);	2967	})->prio (1);
2598	}	2968	}
2599		2969
2600	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2601		2971
…		…
2621	}	2991	}
2622		2992
2623	sub prepare_random_map {	2993	sub prepare_random_map {
2624	my ($exit) = @_;	2994	my ($exit) = @_;
2625		2995
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2998	# that depends on the exit object
2631		2999
2632	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	3002	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2639	}	3009	}
2640		3010
2641	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2642		3012
2643	my $data = cf::encode_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2646		3016
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	3019	undef $fh;
2650	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2651		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2654	}	3028	}
2655	}	3029	}
2656		3030
2657	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2659		3033
2660	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2661		3035
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	3036	$self->enter_link;
2674		3037
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	3038	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3039	$Coro::current->{desc} = "enter_exit";
2681		3040
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	3041	unless (eval {
		3042	$self->deactivate_recursive; # just to be sure
		3043
		3044	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3045	my $x = $exit->stats->hp;
		3046	my $y = $exit->stats->sp;
		3047
		3048	# special map handling
		3049	my $slaying = $exit->slaying;
		3050
		3051	# special map handling
		3052	if ($slaying eq "/!") {
		3053	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3054
		3055	prepare_random_map $exit
		3056	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3057
		3058	$map = $exit->slaying;
		3059
		3060	} elsif ($slaying eq '!up') {
		3061	$map = $exit->map->tile_path (cf::TILE_UP);
		3062	$x = $exit->x;
		3063	$y = $exit->y;
		3064
		3065	} elsif ($slaying eq '!down') {
		3066	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3067	$x = $exit->x;
		3068	$y = $exit->y;
		3069	}
		3070
2684	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2685		3072
		3073	# if exit is damned, update players death & WoR home-position
		3074	$self->contr->savebed ($map, $x, $y)
		3075	if $exit->flag (cf::FLAG_DAMNED);
		3076
2686	1;	3077	1
2687	}) {	3078	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	3080	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2692		3083
2693	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2694	$self->leave_link;	3085	$self->leave_link;
2695	}	3086	}
2696	})->prio (1);	3087	})->prio (1);
2697	}	3088	}
2698		3089
2699	=head3 cf::client	3090	=head3 cf::client
2700		3091
2701	=over 4	3092	=over 4
2702		3093
2703	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2704		3095
2705	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2706	should not be used under normal circumstances.	3097	them as required.
2707		3098
2708	=cut	3099	=cut
2709		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2710	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2711	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2712		3105
2713	utf8::encode $text;	3106	# try lzf for large packets
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3107	$pkt = "lzf " . Compress::LZF::compress $pkt
		3108	if 1024 <= length $pkt and $self->{can_lzf};
		3109
		3110	# split very large packets
		3111	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3112	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3113	$pkt = "frag";
		3114	}
		3115
		3116	$self->send_packet ($pkt);
2715	}	3117	}
2716		3118
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		3120
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2720	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2721	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2722	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2723		3125
2724	=cut	3126	=cut
2725		3127
2726	# non-persistent channels (usually the info channel)	3128	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	3129	our %CHANNEL = (
		3130	"c/motd" => {
		3131	id => "infobox",
		3132	title => "MOTD",
		3133	reply => undef,
		3134	tooltip => "The message of the day",
		3135	},
2728	"c/identify" => {	3136	"c/identify" => {
2729	id => "infobox",	3137	id => "infobox",
2730	title => "Identify",	3138	title => "Identify",
2731	reply => undef,	3139	reply => undef,
2732	tooltip => "Items recently identified",	3140	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	3142	"c/examine" => {
2735	id => "infobox",	3143	id => "infobox",
2736	title => "Examine",	3144	title => "Examine",
2737	reply => undef,	3145	reply => undef,
2738	tooltip => "Signs and other items you examined",	3146	tooltip => "Signs and other items you examined",
		3147	},
		3148	"c/shopinfo" => {
		3149	id => "infobox",
		3150	title => "Shop Info",
		3151	reply => undef,
		3152	tooltip => "What your bargaining skill tells you about the shop",
2739	},	3153	},
2740	"c/book" => {	3154	"c/book" => {
2741	id => "infobox",	3155	id => "infobox",
2742	title => "Book",	3156	title => "Book",
2743	reply => undef,	3157	reply => undef,
…		…
2757	},	3171	},
2758	"c/body" => {	3172	"c/body" => {
2759	id => "infobox",	3173	id => "infobox",
2760	title => "Body Parts",	3174	title => "Body Parts",
2761	reply => undef,	3175	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	3176	tooltip => "Shows which body parts you possess and are available",
		3177	},
		3178	"c/statistics" => {
		3179	id => "infobox",
		3180	title => "Statistics",
		3181	reply => undef,
		3182	tooltip => "Shows your primary statistics",
		3183	},
		3184	"c/skills" => {
		3185	id => "infobox",
		3186	title => "Skills",
		3187	reply => undef,
		3188	tooltip => "Shows your experience per skill and item power",
		3189	},
		3190	"c/shopitems" => {
		3191	id => "infobox",
		3192	title => "Shop Items",
		3193	reply => undef,
		3194	tooltip => "Shows the items currently for sale in this shop",
		3195	},
		3196	"c/resistances" => {
		3197	id => "infobox",
		3198	title => "Resistances",
		3199	reply => undef,
		3200	tooltip => "Shows your resistances",
		3201	},
		3202	"c/pets" => {
		3203	id => "infobox",
		3204	title => "Pets",
		3205	reply => undef,
		3206	tooltip => "Shows information abotu your pets/a specific pet",
		3207	},
		3208	"c/perceiveself" => {
		3209	id => "infobox",
		3210	title => "Perceive Self",
		3211	reply => undef,
		3212	tooltip => "You gained detailed knowledge about yourself",
2763	},	3213	},
2764	"c/uptime" => {	3214	"c/uptime" => {
2765	id => "infobox",	3215	id => "infobox",
2766	title => "Uptime",	3216	title => "Uptime",
2767	reply => undef,	3217	reply => undef,
…		…
2771	id => "infobox",	3221	id => "infobox",
2772	title => "Map Info",	3222	title => "Map Info",
2773	reply => undef,	3223	reply => undef,
2774	tooltip => "Information related to the maps",	3224	tooltip => "Information related to the maps",
2775	},	3225	},
		3226	"c/party" => {
		3227	id => "party",
		3228	title => "Party",
		3229	reply => "gsay ",
		3230	tooltip => "Messages and chat related to your party",
		3231	},
		3232	"c/death" => {
		3233	id => "death",
		3234	title => "Death",
		3235	reply => undef,
		3236	tooltip => "Reason for and more info about your most recent death",
		3237	},
		3238	"c/fatal" => {
		3239	id => "fatal",
		3240	title => "Fatal Error",
		3241	reply => undef,
		3242	tooltip => "Reason for the server disconnect",
		3243	},
		3244	"c/say" => $SAY_CHANNEL,
		3245	"c/chat" => $CHAT_CHANNEL,
2776	);	3246	);
2777		3247
2778	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3250
2781	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2782		3253
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3255
2785	# check predefined channels, for the benefit of C	3256	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3257	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3258	$channel = $CHANNEL{$channel};
2788		3259
2789	$self->ext_msg (channel_info => $channel)	3260	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3261	$channel = $channel->{id};
2793		3262
2794	} elsif (ref $channel) {	3263	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3267	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3268	}
2801		3269
2802	$channel = $channel->{id};	3270	$channel = $channel->{id};
2803	}	3271	}
2804		3272
2805	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2806		3274
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3275	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2811		3278
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3282	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3283
2826	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3285	}
2840		3286
2841	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2842		3288
2843	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2845	=cut	3291	=cut
2846		3292
2847	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2849		3295
2850	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}
2856	}
2857
2858	=item $client->ext_reply ($msgid, @msg)
2859
2860	Sends an ext reply to the client.
2861
2862	=cut
2863
2864	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;
2866
2867	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}
2874	}	3297	}
2875		3298
2876	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2877		3300
2878	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2898		3321
2899	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2900	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2901		3324
2902	1	3325	1
		3326	}
		3327
		3328	=item $client->update_command_faces
		3329
		3330	=cut
		3331
		3332	our %COMMAND_FACE;
		3333
		3334	sub cf::client::update_command_faces {
		3335	my ($self) = @_;
		3336
		3337	my @faces = grep $_,
		3338	$COMMAND_FACE{preferred},
		3339	$COMMAND_FACE{standard},
		3340	$COMMAND_FACE{skill},
		3341	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3342	$COMMAND_FACE{emote},
		3343	;
		3344
		3345	$self->send_face ($_)
		3346	for @faces;
		3347	$self->flush_fx;
		3348
		3349	$self->ext_msg (command_list => @faces);
		3350	}
		3351
		3352	=item cf::client::set_command_face $type, $commands
		3353
		3354	=cut
		3355
		3356	sub cf::client::set_command_face {
		3357	my ($type, $list) = @_;
		3358
		3359	my $idx = &cf::face::set ( #d# ugly forward reference
		3360	"command_list/$type" => cf::FT_RSRC,
		3361	JSON::XS->new->utf8->encode ([ sort @$list ])
		3362	);
		3363
		3364	$COMMAND_FACE{$type} = $idx;
2903	}	3365	}
2904		3366
2905	cf::client->attach (	3367	cf::client->attach (
2906	on_connect => sub {	3368	on_connect => sub {
2907	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2933	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2934		3396
2935	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2936		3398
2937	if (ref $msg) {	3399	if (ref $msg) {
2938	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2939	"ARRAY" eq ref $msg
2940	? @$msg
2941	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2942		3401
2943	my @reply;
2944
2945	if (my $cb = $EXTICMD{$type}) {	3402	if (my $cb = $EXTIACMD{$type}) {
		3403	$cb->(
		3404	$ns,
		3405	sub {
		3406	$ns->ext_msg ("reply-$reply", @_)
		3407	if $reply;
		3408	},
		3409	@payload
		3410	);
		3411	} else {
		3412	my @reply;
		3413
		3414	if (my $cb = $EXTICMD{$type}) {
2946	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2947	}	3420	}
2948
2949	$ns->ext_reply ($reply, @reply)
2950	if $reply;
2951
2952	} else {	3421	} else {
2953	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3422	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2954	}	3423	}
2955		3424
2956	cf::override;	3425	cf::override;
2957	},	3426	},
2958	);	3427	);
…		…
2978		3447
2979	$coro	3448	$coro
2980	}	3449	}
2981		3450
2982	cf::client->attach (	3451	cf::client->attach (
2983	on_destroy => sub {	3452	on_client_destroy => sub {
2984	my ($ns) = @_;	3453	my ($ns) = @_;
2985		3454
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3456	},
2988	);	3457	);
…		…
3004	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
3005		3474
3006	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
3007		3476
3008	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
3011	sort time	3480	sort time
3012	));	3481	));
3013		3482
3014	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
3017		3486
3018	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
3019		3488
3020	cf::object	3489	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3490	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3491	insert remove name archname title slaying race decrease split
		3492	value
3023		3493
3024	cf::object::player	3494	cf::object::player
3025	player	3495	player
3026		3496
3027	cf::player	3497	cf::player
…		…
3032		3502
3033	=cut	3503	=cut
3034		3504
3035	for (	3505	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3506	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3508	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
3042	) {	3512	) {
3043	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3046	for @funs;	3515	for @funs;
3047	}	3516	}
3048		3517
…		…
3063		3532
3064	my $qcode = $code;	3533	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
3067		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
3068	local $_;	3540	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3541
3071	my $eval =	3542	my $eval =
3072	"do {\n"	3543	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3546	. $code
3076	. "\n}"	3547	. "\n}"
3077	;	3548	;
3078		3549
		3550	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3554	sub_generation_inc;
		3555	} else {
		3556	local @cf::_safe_eval_args = values %vars;
		3557	@res = wantarray ? eval eval : scalar eval $eval;
		3558	}
3082		3559
3083	if ($@) {	3560	if ($@) {
3084	warn "$@";	3561	warn "$@",
3085	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
3086	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
3087	}	3564	}
3088		3565
3089	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
3090	}	3567	}
3091		3568
…		…
3105	=cut	3582	=cut
3106		3583
3107	sub register_script_function {	3584	sub register_script_function {
3108	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
3109		3586
3110	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
3112	}	3589	}
3113		3590
3114	=back	3591	=back
3115		3592
3116	=cut	3593	=cut
3117		3594
3118	#############################################################################	3595	#############################################################################
3119	# the server's init and main functions	3596	# the server's init and main functions
3120		3597
		3598	{
		3599	package cf::face;
		3600
		3601	our %HASH; # hash => idx
		3602	our @DATA; # dynamically-created facedata, only faceste 0 used
		3603	our @FOFS; # file offset, if > 0
		3604	our @SIZE; # size of face, in octets
		3605	our @META; # meta hash of face, if any
		3606	our $DATAFH; # facedata filehandle
		3607
		3608	# internal api, not finalised
		3609	sub set {
		3610	my ($name, $type, $data) = @_;
		3611
		3612	my $idx = cf::face::find $name;
		3613
		3614	if ($idx) {
		3615	delete $HASH{cf::face::get_csum $idx};
		3616	} else {
		3617	$idx = cf::face::alloc $name;
		3618	}
		3619
		3620	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3621
		3622	cf::face::set_type $idx, $type;
		3623	cf::face::set_csum $idx, 0, $hash;
		3624
		3625	# we need to destroy the SV itself, not just modify it, as a running ix
		3626	# might hold a reference to it: "delete" achieves that.
		3627	delete $FOFS[0][$idx];
		3628	delete $DATA[0][$idx];
		3629	$DATA[0][$idx] = $data;
		3630	$SIZE[0][$idx] = length $data;
		3631	delete $META[$idx];
		3632	$HASH{$hash} = $idx;#d#
		3633
		3634	$idx
		3635	}
		3636
		3637	sub _get_data($$$) {
		3638	my ($idx, $set, $cb) = @_;
		3639
		3640	if (defined $DATA[$set][$idx]) {
		3641	$cb->($DATA[$set][$idx]);
		3642	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3643	my $size = $SIZE[$set][$idx];
		3644	my $buf;
		3645	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3646	if ($_[0] == $size) {
		3647	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3648	$cb->($buf);
		3649	} else {
		3650	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3651	}
		3652	};
		3653	} else {
		3654	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3655	}
		3656	}
		3657
		3658	# rather ineffient
		3659	sub cf::face::get_data($;$) {
		3660	my ($idx, $set) = @_;
		3661
		3662	_get_data $idx, $set, Coro::rouse_cb;
		3663	Coro::rouse_wait
		3664	}
		3665
		3666	sub cf::face::ix {
		3667	my ($ns, $set, $idx, $pri) = @_;
		3668
		3669	_get_data $idx, $set, sub {
		3670	$ns->ix_send ($idx, $pri, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
3121	sub load_facedata($) {	3675	sub load_facedata($) {
3122	my ($path) = @_;	3676	my ($path) = @_;
3123		3677
3124	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();
3127
3128	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129		3679
3130	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
3131		3681
3132	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
3133	0 < aio_load $path, $facedata
3134	or die "$path: $!";
3135
3136	$facedata = Coro::Storable::thaw $facedata;
3137		3683
3138	$facedata->{version} == 2	3684	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3140		3686
3141	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3142	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3143	type => FT_RSRC,	3689
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3145	};	3691
3146	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
3147		3695
3148	{	3696	{
3149	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
3150		3698
3151	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3702
3153	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3705	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3157		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3158	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3159	}	3710	}
3160		3711
3161	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3713	next unless $info->{smooth};
		3714
3163	my $idx = cf::face::find $face	3715	my $idx = cf::face::find $face
3164	or next;	3716	or next;
		3717
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3721	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3170	}	3723	}
3171
3172	cf::cede_to_tick;
3173	}	3724	}
3174	}	3725	}
3175		3726
3176	{	3727	{
3177	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3178		3729
3179	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3180	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3181	cf::cede_to_tick;
3182	}	3732	}
3183		3733
3184	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3185	}	3735	}
3186		3736
3187	{	3737	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3191		3739
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
		3741	if (defined (my $type = $info->{type})) {
		3742	# TODO: different hash - must free and use new index, or cache ixface data queue
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3744
3198	if ($info->{type} & 1) {	3745	cf::face::set_type $idx, $type;
3199	# prepend meta info	3746	cf::face::set_csum $idx, 0, $info->{hash};
3200		3747	$cf::face::SIZE[0][$idx] = $info->{size};
3201	my $meta = $enc->encode ({	3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
3202	name => $name,	3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3203	%{ $info->{meta} || {} },	3750	$cf::face::HASH{$info->{hash}} = $idx;
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3751	} else {
3208	$data = $info->{data};	3752	# $RESOURCE{$name} = $info; # unused
3209	}	3753	}
3210
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;
3215	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}	3754	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3755	}
		3756
		3757	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3758
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
		3763	# END ATOMIC
		3764
		3765	cf::debug "facedata atomic update time ", EV::time - $t1;
		3766
		3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3768
		3769	aio_close $fh if $fh; # close old facedata
3235		3770
3236	1	3771	1
3237	}	3772	}
3238		3773
3239	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
…		…
3241		3776
3242	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3778	$ns->fx_want ($k, $v);
3244	}	3779	}
3245	};	3780	};
		3781
		3782	sub load_resource_file($) {
		3783	my $guard = lock_acquire "load_resource_file";
		3784
		3785	my $status = load_resource_file_ $_[0];
		3786	get_slot 0.1, 100;
		3787	cf::arch::commit_load;
		3788
		3789	$status
		3790	}
		3791
		3792	sub reload_exp_table {
		3793	_reload_exp_table;
		3794
		3795	cf::face::set
		3796	"res/exp_table" => FT_RSRC,
		3797	JSON::XS->new->utf8->canonical->encode (
		3798	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3799	);
		3800	}
		3801
		3802	sub reload_materials {
		3803	_reload_materials;
		3804	}
3246		3805
3247	sub reload_regions {	3806	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3807	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3808	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3809	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3257	if exists $_->{match};	3816	if exists $_->{match};
3258	}	3817	}
3259	}	3818	}
3260		3819
3261	sub reload_facedata {	3820	sub reload_facedata {
3262	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3263	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3264	}	3823	}
3265		3824
3266	sub reload_archetypes {	3825	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references	3828
3270	# this really needs to be done in an extra post-pass	3829	cf::face::set
3271	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
3272	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
3273	or die "unable to load archetypes\n";	3832	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3833	);
		3834
		3835	cf::face::set
		3836	"res/spell_paths" => FT_RSRC,
		3837	JSON::XS->new->utf8->canonical->encode (
		3838	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3839	);
		3840
		3841	# command completion
		3842	my @commands;
		3843
		3844	for (0..cf::arch::skillvec_size - 1) {
		3845	my $skill = cf::arch::skillvec $_;
		3846	my $name = $skill->name;
		3847	my $flags = cf::skill_flags $skill->subtype;
		3848
		3849	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3850	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3274	}	3854	}
3275		3855
3276	sub reload_treasures {	3856	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3279	}	3859	}
3280		3860
		3861	sub reload_sound {
		3862	trace "loading sound config from $DATADIR/sound\n";
		3863
		3864	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3865
		3866	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3867	my $sound = $soundconf->{compat}[$_]
		3868	or next;
		3869
		3870	my $face = cf::face::find "sound/$sound->[1]";
		3871	cf::sound::set $sound->[0] => $face;
		3872	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3873	}
		3874
		3875	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3876	my $face = cf::face::find "sound/$v";
		3877	cf::sound::set $k => $face;
		3878	}
		3879	}
		3880
3281	sub reload_resources {	3881	sub reload_resources {
3282	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3283		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
3284	reload_regions;	3889	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3890	reload_treasures;
3289		3891
3290	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3893	}
3296		3894
3297	sub reload_config {	3895	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3896	trace "reloading config file...\n";
3299	or return;
3300		3897
3301	local $/;	3898	my $config = load_file "$CONFDIR/config";
3302	*CFG = YAML::Syck::Load <$fh>;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3303		3901
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3903
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3904	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3905	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3906
3309	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3313	};	3911	};
3314	warn $@ if $@;	3912	warn $@ if $@;
3315	}	3913	}
3316	}	3914	}
3317		3915
		3916	sub pidfile() {
		3917	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3918	or die "$PIDFILE: $!";
		3919	flock $fh, &Fcntl::LOCK_EX
		3920	or die "$PIDFILE: flock: $!";
		3921	$fh
		3922	}
		3923
		3924	# make sure only one server instance is running at any one time
		3925	sub atomic {
		3926	my $fh = pidfile;
		3927
		3928	my $pid = <$fh>;
		3929	kill 9, $pid if $pid > 0;
		3930
		3931	seek $fh, 0, 0;
		3932	print $fh $$;
		3933	}
		3934
		3935	sub main_loop {
		3936	trace "EV::run starting\n";
		3937	if (1) {
		3938	EV::run;
		3939	}
		3940	trace "EV::run returned\n";
		3941	goto &main_loop unless $REALLY_UNLOOP;
		3942	}
		3943
3318	sub main {	3944	sub main {
		3945	cf::init_globals; # initialise logging
		3946
		3947	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3948	LOG llevInfo, "Copyright (C) 2017-2018 Marc Alexander Lehmann / the Deliantra team.";
		3949	LOG llevInfo, "Copyright (C) 2005-2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3950	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3951	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3952
		3953	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3954
3319	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3957	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3958	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3960	EV::run EV::RUN_ONCE;
3325	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3326	};	3962	};
3327		3963
		3964	evthread_start IO::AIO::poll_fileno;
		3965
		3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
		3969	db_init;
		3970
		3971	cf::init_anim;
		3972	cf::init_attackmess;
		3973	cf::init_dynamic;
		3974
		3975	cf::load_settings;
		3976
		3977	reload_resources;
3328	reload_config;	3978	reload_config;
3329	db_init;	3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
3330	load_extensions;	3988	load_extensions;
3331		3989
3332	$TICK_WATCHER->start;	3990	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3991
3334	EV::loop;	3992	# no (long-running) fork's whatsoever before this point(!)
		3993	use POSIX ();
		3994	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3995
		3996	cf::_post_init 0;
		3997	};
		3998
		3999	cf::object::thawer::errors_are_fatal 0;
		4000	info "parse errors in files are no longer fatal from this point on.\n";
		4001
		4002	AE::postpone {
		4003	undef &main; # free gobs of memory :)
		4004	};
		4005
		4006	goto &main_loop;
3335	}	4007	}
3336		4008
3337	#############################################################################	4009	#############################################################################
3338	# initialisation and cleanup	4010	# initialisation and cleanup
3339		4011
3340	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3341	BEGIN {	4013	BEGIN {
3342	our %SIGWATCHER = ();	4014	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3346	};	4018	};
3347	}	4019	}
3348	}	4020	}
3349		4021
3350	sub write_runtime {	4022	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3352		4024
3353	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3355		4027
3356	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		4029
3358	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3359		4031
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	4033	or return;
3362		4034
3363	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3376		4048
3377	close $fh	4049	close $fh
3378	or return;	4050	or return;
3379		4051
3380	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	4053	and return;
3382		4054
3383	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		4056
3385	1	4057	1
		4058	}
		4059
		4060	our $uuid_lock;
		4061	our $uuid_skip;
		4062
		4063	sub write_uuid_sync($) {
		4064	$uuid_skip ||= $_[0];
		4065
		4066	return if $uuid_lock;
		4067	local $uuid_lock = 1;
		4068
		4069	my $uuid = "$LOCALDIR/uuid";
		4070
		4071	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4072	or return;
		4073
		4074	my $value = uuid_seq uuid_cur;
		4075
		4076	unless ($value) {
		4077	info "cowardly refusing to write zero uuid value!\n";
		4078	return;
		4079	}
		4080
		4081	my $value = uuid_str $value + $uuid_skip;
		4082	$uuid_skip = 0;
		4083
		4084	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4085	and return;
		4086
		4087	# always fsync - this file is important
		4088	aio_fsync $fh
		4089	and return;
		4090
		4091	close $fh
		4092	or return;
		4093
		4094	aio_rename "$uuid~", $uuid
		4095	and return;
		4096
		4097	trace "uuid file written ($value).\n";
		4098
		4099	1
		4100
		4101	}
		4102
		4103	sub write_uuid($$) {
		4104	my ($skip, $sync) = @_;
		4105
		4106	$sync ? write_uuid_sync $skip
		4107	: async { write_uuid_sync $skip };
3386	}	4108	}
3387		4109
3388	sub emergency_save() {	4110	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3390		4112
3391	warn "enter emergency perl save\n";	4113	info "emergency_perl_save: enter\n";
		4114
		4115	# this is a trade-off: we want to be very quick here, so
		4116	# save all maps without fsync, and later call a global sync
		4117	# (which in turn might be very very slow)
		4118	local $USE_FSYNC = 0;
3392		4119
3393	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3394	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	4129	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	4131	$pl->save;
3403	}	4132	}
3404	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3405		4134
3406	warn "begin emergency map save\n";	4135	cf::write_runtime_sync; # external watchdog should not bark
		4136
		4137	info "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	4140	$map->valid or next;
3410	$map->save;	4141	$map->save;
3411	}	4142	}
3412	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3413		4144
3414	warn "begin emergency database checkpoint\n";	4145	cf::write_runtime_sync; # external watchdog should not bark
		4146
		4147	info "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	4149	info "emergency_perl_save: end database checkpoint\n";
		4150
		4151	info "emergency_perl_save: begin write uuid\n";
		4152	write_uuid_sync 1;
		4153	info "emergency_perl_save: end write uuid\n";
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
		4156
		4157	trace "emergency_perl_save: syncing database to disk";
		4158	BDB::db_env_txn_checkpoint $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3417	};	4173	};
3418		4174
3419	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3420	}	4176	}
3421		4177
3422	sub post_cleanup {	4178	sub post_cleanup {
3423	my ($make_core) = @_;	4179	my ($make_core) = @_;
3424		4180
		4181	IO::AIO::flush;
		4182
3425	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	4184	if $make_core;
		4185
		4186	my $fh = pidfile;
		4187	unlink $PIDFILE if <$fh> == $$;
		4188	}
		4189
		4190	# a safer delete_package, copied from Symbol
		4191	sub clear_package($) {
		4192	my $pkg = shift;
		4193
		4194	# expand to full symbol table name if needed
		4195	unless ($pkg =~ /^main::.*::$/) {
		4196	$pkg = "main$pkg" if $pkg =~ /^::/;
		4197	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4198	$pkg .= '::' unless $pkg =~ /::$/;
		4199	}
		4200
		4201	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4202	my $stem_symtab = *{$stem}{HASH};
		4203
		4204	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4205	or return;
		4206
		4207	# clear all symbols
		4208	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4209	for my $name (keys %$leaf_symtab) {
		4210	_gv_clear *{"$pkg$name"};
		4211	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4212	}
3427	}	4213	}
3428		4214
3429	sub do_reload_perl() {	4215	sub do_reload_perl() {
3430	# can/must only be called in main	4216	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3432	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3433	return;	4219	return;
3434	}	4220	}
3435		4221
3436	warn "reloading...";	4222	return if $RELOAD++;
3437		4223
3438	warn "entering sync_job";	4224	my $t1 = AE::time;
3439		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
3440	cf::sync_job {	4232	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark
3442	cf::emergency_save;	4233	#cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark
3444		4234
3445	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;
3447
3448	# if anything goes wrong in here, we should simply crash as we already saved
3449
3450	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;
3456	warn "iterate...";
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();	4237	%EXT_CORO = ();
3464		4238
3465	warn "removing commands";	4239	trace "perl_reload: removing commands";
3466	%COMMAND = ();	4240	%COMMAND = ();
3467		4241
3468	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3469	%EXTCMD = ();	4243	%EXTCMD = ();
3470	%EXTICMD = ();	4244	%EXTICMD = ();
3471		4245
3472	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3475		4249
3476	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3477	eval {	4251	eval {
3478	$cb->($pkg);	4252	$cb->($pkg);
3479	1	4253	1
3480	} or warn "$pkg unloaded, but with errors: $@";	4254	} or error "$pkg unloaded, but with errors: $@";
		4255	}
		4256
		4257	trace "... clearing $pkg";
		4258	clear_package $pkg;
3481	}	4259	}
3482		4260
3483	warn "... nuking $pkg";
3484	Symbol::delete_package $pkg;
3485	}
3486
3487	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3488	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		4264
3491	warn "... unloading $k";	4265	trace "... unloading $k";
3492	delete $INC{$k};	4266	delete $INC{$k};
3493		4267
3494	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3496		4270
3497	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3498	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3499	}	4276	}
3500		4277
3501	Symbol::delete_package $k;
3502	}
3503
3504	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4280	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		4281
3508	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		4285
3512	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3513	# and global variables created in xs	4287	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3515		4289
3516	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3517		4291
3518	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3519	require cf;	4293	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3521		4295
3522	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3523	cf::reload_config;	4297	cf::reload_config;
3524		4298
3525	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3526	cf::load_extensions;	4300	cf::load_extensions;
3527		4301
		4302	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3531	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3534		4310
3535	warn "leaving sync_job";	4311	cf::_post_init 1;
3536		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3537	1	4315	1
3538	} or do {	4316	} or do {
3539	warn $@;	4317	error $@;
3540	warn "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3541	exit 1;	4319	};
		4320
		4321	--$RELOAD;
3542	};	4322	}
3543		4323
3544	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3545	};	4326	};
3546		4327
3547	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3548		4329
3549	sub reload_perl() {	4330	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3552		4333
		4334	$RELOAD_WATCHER ||= cf::async {
		4335	Coro::AIO::aio_wait cache_extensions;
		4336
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4338	do_reload_perl;
3554	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3555	do_reload_perl;	4340	};
3556	};	4341	};
3557	}	4342	}
3558		4343
3559	register_command "reload" => sub {	4344	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
…		…
3566	reload_perl;	4351	reload_perl;
3567	};	4352	};
3568	}	4353	}
3569	};	4354	};
3570		4355
3571	unshift @INC, $LIBDIR;	4356	#############################################################################
3572		4357
3573	my $bug_warning = 0;	4358	my $bug_warning = 0;
3574		4359
3575	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;
3577
3578	sub wait_for_tick {	4360	sub wait_for_tick() {
3579	return unless $TICK_WATCHER->is_active;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3580	return if $Coro::current == $Coro::main;
3581		4362
3582	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3583	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;
3585	}	4364	}
3586		4365
3587	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3588	return unless $TICK_WATCHER->is_active;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3589	return if $Coro::current == $Coro::main;
3590		4368
3591	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	4371	$signal->wait;
3594	}	4372	}
3595		4373
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4374	sub tick {
3597	if ($Coro::current != $Coro::main) {	4375	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3600	return;	4378	return;
3601	}	4379	}
3602		4380
3603	$NOW = $tick_start = EV::now;	4381	cf::one_tick; # one server iteration
3604		4382
3605	cf::server_tick; # one server iteration	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3606
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609		4384
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4387	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4388	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4389	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3616	};	4391	};
3617	}	4392	}
3618		4393
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3620	$sig->send;	4395	$sig->send;
3621	}	4396	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3623	$sig->send;
3624	}
3625		4398
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4401
3629	_post_tick;	4402	if (0) {
3630	};	4403	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	4404	my $jitter = $TICK_START - $NEXT_TICK;
		4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4406	debug "jitter $JITTER\n";#d#
		4407	}
		4408	}
		4409	}
3632		4410
3633	{	4411	{
		4412	# configure BDB
		4413	info "initialising database";
		4414
3634	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4418
3653	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4423	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4426
3660	cf::sync_job {	4427	cf::sync_job {
3661	eval {	4428	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4448	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4451	};
		4452
		4453	info "database initialised";
3685	}	4454	}
3686		4455
3687	{	4456	{
		4457	# configure IO::AIO
		4458
		4459	info "initialising aio";
3688	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4462	undef $AnyEvent::AIO::WATCHER;
		4463	info "aio initialised";
3693	}	4464	}
3694		4465
3695	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3696		4468
3697	sub _log_backtrace {	4469	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3699		4471
3700	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3701		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3705	async {	4482	async {
3706	$Coro::current->{desc} = "abt $msg";	4483	$Coro::current->{desc} = "abt $msg";
3707		4484
3708	my @bt = fork_call {	4485	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4497	}
3721		4498
3722	@funcs	4499	@funcs
3723	};	4500	};
3724		4501
3725	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4505	--$_log_backtrace;
3728	};	4506	};
3729	} else {	4507	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4510	}
3733	}	4511	}
3734		4512
3735	# load additional modules	4513	# load additional modules
3736	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3737		4516
3738	END { cf::emergency_save }	4517	END { cf::emergency_save }
3739		4518
3740	1	4519	1
3741		4520

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