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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.402 by root, Mon Dec 17 07:03:32 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 4.32 ();	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;
23	use Coro::BDB;	53	use Coro::BDB 1.6;
24	use Coro::Storable;	54	use Coro::Storable;
25	use Coro::Util ();	55	use Coro::Util ();
26		56
		57	use Guard ();
27	use JSON::XS 2.01 ();	58	use JSON::XS 2.01 ();
28	use BDB ();	59	use BDB ();
29	use Data::Dumper;	60	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	61	use Fcntl;
32	use YAML::Syck ();	62	use YAML::XS ();
		63	use CBOR::XS ();
33	use IO::AIO 2.51 ();	64	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	65	use Compress::LZF;
36	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
37		69
38	# configure various modules to our taste	70	# configure various modules to our taste
39	#	71	#
40	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		80
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	81	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		83
49	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;
50		87
51	our %COMMAND = ();	88	our %COMMAND = ();
52	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
53		90
54	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
56	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
59		98
60	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
62		103
63	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
64	our $DATADIR = datadir;	106	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
68	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		127
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	130	our $NEXT_TICK;
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;
92	our $NOW;	146	our $NOW;
93		147
94	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
…		…
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	153	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		154
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
		157	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
104		167
105	binmode STDOUT;	168	binmode STDOUT;
106	binmode STDERR;	169	binmode STDERR;
107		170
108	# read virtual server time, if available	171	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
113	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
114		179
115	mkdir $_	180	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		182
118	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
119		184
120	sub cf::map::normalise;	185	sub cf::map::normalise;
121		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
122	#############################################################################	191	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
125		205
126	=over 4	206	=over 4
127		207
128	=item $cf::UPTIME	208	=item $cf::UPTIME
129		209
130	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.
131		226
132	=item $cf::RUNTIME	227	=item $cf::RUNTIME
133		228
134	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
135	every server tick.	230	every server tick.
136		231
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		235
141	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
144	database environment.	239	database environment.
145		240
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	241	=item $cf::LOADAVG
155		242
156	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
166	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	254	from wherever your confdir points to.
168		255
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		257
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
172	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$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();
174		279
175	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
176		281
177	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
178	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
179	that call.	284	that call.
180		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
181	=back	292	=back
182		293
183	=cut	294	=cut
184		295
185	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	303	my $msg = join "", @_;
188		304
189	$msg .= "\n"	305	$msg .= "\n"
190	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
191		307
192	$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;
193		309
194	LOG llevError, $msg;	310	LOG llevWarn, $msg;
195	};	311	};
196	}	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	};
197		326
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	337	for my $pkg (qw(
209	cf::global cf::attachable	338	cf::global cf::attachable
210	cf::object cf::object::player	339	cf::object cf::object::player
211	cf::client cf::player	340	cf::client cf::player
212	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
213	cf::map cf::party cf::region	343	cf::party cf::region
214	)) {	344	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	346	}
218		347
219	$EV::DIED = sub {	348	$EV::DIED = sub {
220	warn "error in event callback: @_";	349	warn "error in event callback: $@";
221	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
222		356
223	#############################################################################	357	#############################################################################
224		358
225	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
226		360
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	382	$d
249	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
250	}	384	}
251		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($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
252	=item $ref = cf::decode_json $json	438	=item $ref = cf::decode_json $json
253		439
254	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
255		441
256	=item $json = cf::encode_json $ref	442	=item $json = cf::encode_json $ref
…		…
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		449
264	sub encode_json($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub decode_json($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
266		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
267	=item cf::lock_wait $string	529	=item cf::lock_wait $string
268		530
269	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
270		532
271	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
272		534
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	537	for example when the coroutine gets canceled), the lock is automatically
276	returned.	538	returned.
277		539
278	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
279	deadlocked coro.	541	deadlocked coro.
…		…
285		547
286	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.
287		549
288	=cut	550	=cut
289		551
290	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		553
293	sub lock_wait($) {	554	sub lock_wait($) {
294	my ($key) = @_;	555	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	556	}
307		557
308	sub lock_acquire($) {	558	sub lock_acquire($) {
309	my ($key) = @_;	559	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	560	}
323		561
324	sub lock_active($) {	562	sub lock_active($) {
325	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	564	}
329		565
330	sub freeze_mainloop {	566	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	567	tick_inhibit_inc;
332		568
333	my $guard = Coro::guard {	569	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;
335	};
336	$TICK_WATCHER->stop;
337	$guard
338	}	570	}
339		571
340	=item cf::periodic $interval, $cb	572	=item cf::periodic $interval, $cb
341		573
342	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
343	get spread over timer.	575	get spread over time.
344		576
345	=cut	577	=cut
346		578
347	sub periodic($$) {	579	sub periodic($$) {
348	my ($interval, $cb) = @_;	580	my ($interval, $cb) = @_;
…		…
352	EV::periodic $start, $interval, 0, $cb	584	EV::periodic $start, $interval, 0, $cb
353	}	585	}
354		586
355	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
356		588
357	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
358	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
359	of cpu time till the next tick. The slot is only valid till the next cede.	591	C<$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.
360		596
361	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
362	used for statistical purposes and should identify the same time-class.	598	used for statistical purposes and should identify the same time-class.
363		599
364	Useful for short background jobs.	600	Useful for short background jobs.
365		601
366	=cut	602	=cut
367		603
368	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
369	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
370		607
371	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
372	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
373	$Coro::current->desc ("timeslot manager");	610	$Coro::current->desc ("timeslot manager");
374		611
375	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
376		614
377	while () {	615	while () {
378	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
379	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
380	if ($avail > 0.01) {	621
381	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
382	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
383	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
384	$job->[2]->send;	626	$job->[2]->send;
385	Coro::cede;
386	goto next_job;	627	goto next_job;
387	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
388	}	630	}
389	}	631	}
390		632
391	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
392	# we do not use wait_for_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
393	push @cf::WAIT_FOR_TICK, $signal;
394	$signal->wait;
395	} else {	635	} else {
		636	$busy = 0;
396	Coro::schedule;	637	Coro::schedule;
397	}	638	}
398	}	639	}
399	};	640	};
400		641
401	sub get_slot($;$$) {	642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
402	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
403		646
404	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
405	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
406		650
407	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
408	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
409	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
421	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
422		666
423	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
424		668
425	The design of Deliantra requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
426	is always able to handle events or runnable, as Deliantra is only	670	is always able to handle events or is runnable, as Deliantra is only
427	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
428	acceptable.	672	acceptable.
429		673
430	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
431	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
435	=cut	679	=cut
436		680
437	sub sync_job(&) {	681	sub sync_job(&) {
438	my ($job) = @_;	682	my ($job) = @_;
439		683
440	if ($Coro::current == $Coro::main) {	684	if (in_main) {
441	my $time = EV::time;	685	my $time = AE::time;
442		686
443	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
444	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
445		689
446	LOG llevError, Carp::longmess "sync job";#d#	690	#LOG llevError, Carp::longmess "sync job";#d#
447		691
448	# TODO: use suspend/resume instead
449	# (but this is cancel-safe)
450	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
451		693
452	my $busy = 1;	694	my $busy = 1;
453	my @res;	695	my @res;
454		696
455	(async {	697	(async {
456	$Coro::current->desc ("sync job coro");	698	$Coro::current->desc ("sync job coro");
457	@res = eval { $job->() };	699	@res = eval { $job->() };
458	warn $@ if $@;	700	error $@ if $@;
459	undef $busy;	701	undef $busy;
460	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
461		703
462	while ($busy) {	704	while ($busy) {
463	if (Coro::nready) {	705	if (Coro::nready) {
464	Coro::cede_notself;	706	Coro::cede_notself;
465	} else {	707	} else {
466	EV::loop EV::LOOP_ONESHOT;	708	EV::run EV::RUN_ONCE;
467	}	709	}
468	}	710	}
469		711
470	$time = EV::time - $time;	712	my $time = AE::time - $time;
471		713
472	LOG llevError | logBacktrace, Carp::longmess "long sync job"
473	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
474
475	$tick_start += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
476		715
477	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
478	} else {	717	} else {
479	# we are in another coroutine, how wonderful, everything just works	718	# we are in another coroutine, how wonderful, everything just works
480		719
…		…
500	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
501		740
502	$coro	741	$coro
503	}	742	}
504		743
505	=item fork_call { }, $args	744	=item fork_call { }, @args
506		745
507	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
508	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
509	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
510	never block itself or use any form of event handling.	749	never block itself or use any form of event handling.
511		750
512	=cut	751	=cut
513		752
		753	sub post_fork {
		754	reset_signals;
		755	}
		756
514	sub fork_call(&@) {	757	sub fork_call(&@) {
515	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
516		759
517	# we seemingly have to make a local copy of the whole thing,
518	# otherwise perl prematurely frees the stuff :/
519	# TODO: investigate and fix (likely this will be rather laborious)
520
521	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
522	reset_signals;	761	cf::post_fork;
523	&$cb	762	&$cb
524	}, @args;	763	} @args;
525		764
526	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
527	}	804	}
528		805
529	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
530		807
531	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
541	within each server.	818	within each server.
542		819
543	=cut	820	=cut
544		821
545	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
546	my ($name) = @_;	826	my ($name) = @_;
547	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
548		828
549	eval {	829	eval {
550	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
560	}	840	}
561		841
562	our $DB;	842	our $DB;
563		843
564	sub db_init {	844	sub db_init {
565	cf::sync_job {
566	$DB ||= db_table "db";	845	$DB ||= db_table "db";
567	};
568	}	846	}
569		847
570	sub db_get($$) {	848	sub db_get($$) {
571	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
572		850
573	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
574	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
575		855
576	$! ? ()	856	$! ? ()
577	: $data	857	: $data
578	}
579	}	858	}
580		859
581	sub db_put($$$) {	860	sub db_put($$$) {
582	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
583	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
611		890
612	my @data;	891	my @data;
613	my $md5;	892	my $md5;
614		893
615	for (0 .. $#$src) {	894	for (0 .. $#$src) {
616	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
617	or Carp::croak "$src->[$_]: $!";
618	}	896	}
619		897
620	# if processing is expensive, check	898	# if processing is expensive, check
621	# checksum first	899	# checksum first
622	if (1) {	900	if (1) {
…		…
635		913
636	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
637	}	915	}
638	}	916	}
639		917
640	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
641	my $data = $process->(\@data);	919	my $data = $process->(\@data);
642	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
643		921
644	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
645		923
646	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
647	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
648	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
649		927
…		…
659		937
660	=cut	938	=cut
661		939
662	sub datalog($@) {	940	sub datalog($@) {
663	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
664	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
665	}	943	}
666		944
667	=back	945	=back
668		946
669	=cut	947	=cut
670		948
671	#############################################################################	949	#############################################################################
672		950
673	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
674		952
675	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
676	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")
677	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
678		956
679	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>
680	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
…		…
730	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
731		1009
732	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
733	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
734		1012
735	Some classes such as crossfire maps and objects can specify attachments	1013	Some classes such as deliantra maps and objects can specify attachments
736	that are attached at load/instantiate time, thus the need for a name.	1014	that are attached at load/instantiate time, thus the need for a name.
737		1015
738	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
739		1017
740	=over 4	1018	=over 4
…		…
864		1142
865	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
866	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
867		1145
868	} elsif (ref $type) {	1146	} elsif (ref $type) {
869	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
870		1148
871	} else {	1149	} else {
872	shift @arg;	1150	shift @arg;
873	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
874	}	1152	}
875	}	1153	}
876	}	1154	}
877		1155
878	sub _object_attach {	1156	sub _object_attach {
…		…
888	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
889	}	1167	}
890		1168
891	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
892	} else {	1170	} else {
893	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
894	}	1172	}
895		1173
896	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
897	}	1175	}
898		1176
…		…
957		1235
958	for (@$callbacks) {	1236	for (@$callbacks) {
959	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
960		1238
961	if ($@) {	1239	if ($@) {
962	warn "$@";
963	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
964	override;	1241	override;
965	}	1242	}
966		1243
967	return 1 if $override;	1244	return 1 if $override;
968	}	1245	}
969		1246
970	0	1247	0
971	}	1248	}
972		1249
973	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1250	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
974		1251
975	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1252	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
976		1253
977	Generate an object-specific event with the given arguments.	1254	Generate an object-specific event with the given arguments.
978		1255
…		…
1031		1308
1032	sub reattach {	1309	sub reattach {
1033	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
1034	my ($obj) = @_;	1311	my ($obj) = @_;
1035		1312
		1313	# no longer needed after getting rid of delete_package?
1036	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
1037		1315
1038	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
1039		1317
1040	@$registry = ();	1318	@$registry = ();
1041		1319
…		…
1046	for (@$attach) {	1324	for (@$attach) {
1047	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
1048	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
1049	}	1327	}
1050	} else {	1328	} else {
1051	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
1052	}	1330	}
1053	}	1331	}
1054	}	1332	}
1055		1333
1056	cf::attachable->attach (	1334	cf::attachable->attach (
…		…
1083	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1084		1362
1085	sync_job {	1363	sync_job {
1086	if (length $$rdata) {	1364	if (length $$rdata) {
1087	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1088	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1089	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1090		1369
1091	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1092	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
1093	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1094	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	}
1095	close $fh;	1377	aio_close $fh;
1096		1378
1097	if (@$objs) {	1379	if (@$objs) {
1098	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) {
1099	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
1100	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1101	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1102	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	}
1103	close $fh;	1388	aio_close $fh;
1104	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1105	}	1390	}
1106	} else {	1391	} else {
1107	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1108	}	1393	}
1109		1394
1110	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1111	} else {	1399	} else {
1112	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1113	}	1401	}
1114	} else {	1402	} else {
1115	aio_unlink $filename;	1403	aio_unlink $filename;
1116	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1117	}	1405	}
…		…
1141	my $st = eval { Coro::Storable::thaw $av };	1429	my $st = eval { Coro::Storable::thaw $av };
1142	$av = $st->{objs};	1430	$av = $st->{objs};
1143	}	1431	}
1144		1432
1145	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1146	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1147	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1148		1437
1149	($data, $av)	1438	($data, $av)
1150	}	1439	}
1151		1440
1152	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1156	=cut	1445	=cut
1157		1446
1158	#############################################################################	1447	#############################################################################
1159	# command handling &c	1448	# command handling &c
1160		1449
1161	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1162		1451
1163	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
1164	$name.	1453	$name.
1165		1454
1166	=cut	1455	=cut
…		…
1172	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1173		1462
1174	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1175	}	1464	}
1176		1465
1177	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1178		1467
1179	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1180	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
1181	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
1182	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
1183	has logged in successfully.	1472	has logged in successfully.
1184		1473
1185	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1186	called.
1187		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
1188	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1189		1482
1190	Register a callback for execution when the client sends an (asynchronous)	1483	Register a callback for execution when the client sends an (asynchronous)
1191	exticmd packet. Exti commands are processed by the server as soon as they	1484	exticmd packet. Exti commands are processed by the server as soon as they
1192	are received, i.e. out of order w.r.t. other commands. The first argument	1485	are received, i.e. out of order w.r.t. other commands. The first argument
1193	is a client socket. Exti commands can be received anytime, even before	1486	is a client socket. Exti commands can be received anytime, even before
1194	log-in.	1487	log-in.
1195		1488
1196	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1197	called.
1198		1490
1199	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1200		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1201	sub register_extcmd {	1498	sub register_extcmd($$) {
1202	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1203		1500
1204	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1205	}	1502	}
1206		1503
1207	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1208	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1209		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1210	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1211	}	1514	}
1212		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1213	cf::player->attach (	1524	cf::player->attach (
1214	on_command => sub {	1525	on_unknown_command => sub {
1215	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1216		1527
1217	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1218	or return;	1529	or return;
1219		1530
…		…
1227	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1228		1539
1229	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1230		1541
1231	if (ref $msg) {	1542	if (ref $msg) {
1232	my ($type, $reply, @payload) =	1543	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1233	"ARRAY" eq ref $msg
1234	? @$msg
1235	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1236		1544
1237	my @reply;
1238
1239	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}) {
1240	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1241	}	1563	}
1242		1564
1243	$pl->ext_reply ($reply, @reply)
1244	if $reply;
1245
1246	} else {	1565	} else {
1247	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1248	}	1567	}
1249		1568
1250	cf::override;	1569	cf::override;
1251	},	1570	},
1252	);	1571	);
1253		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
1254	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1255	cf::sync_job {	1602	cf::sync_job {
1256	my %todo;	1603	my %todo;
1257		1604
1258	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1259	next unless -r $path;	1606	next unless -r $path;
…		…
1277		1624
1278	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1279	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1280		1627
1281	$ext{source} =	1628	$ext{source} =
1282	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1283	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1284	. $source	1631	. $source
1285	. "\n};\n1";	1632	. "\n};\n1";
1286		1633
1287	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1288	}	1635	}
1289		1636
		1637	my $pass = 0;
1290	my %done;	1638	my %done;
1291	while (%todo) {	1639	while (%todo) {
1292	my $progress;	1640	my $progress;
1293		1641
		1642	++$pass;
		1643
		1644	ext:
1294	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1295	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1296	goto skip	1647	next ext
1297	unless exists $done{$_};	1648	unless exists $done{$_};
1298	}	1649	}
1299		1650
1300	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1301		1652
1302	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 $@) {
1303	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1304	: "$v->{base}: extension inactive.\n";
1305		1666
		1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1306	if (exists $v->{meta}{mandatory}) {	1668	if exists $v->{meta}{mandatory};
1307	warn $msg;	1669
1308	warn "mandatory extension failed to load, exiting.\n";	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1309	exit 1;	1671	delete $todo{$k};
1310	}	1672	} else {
1311		1673	$done{$k} = delete $todo{$k};
1312	warn $msg;	1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1313	}	1679	}
1314
1315	$done{$k} = delete $todo{$k};
1316	push @EXTS, $v->{pkg};
1317	$progress = 1;
1318	}	1680	}
1319		1681
1320	skip:	1682	unless ($progress) {
1321	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1322	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1323	}	1692	}
1324	};	1693	};
1325	}	1694	}
1326		1695
1327	#############################################################################	1696	#############################################################################
1328		1697
1329	=back	1698	=back
1330		1699
1331	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1332		1701
1333	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1334		1703
1335	=cut	1704	=cut
1336		1705
1337	package cf::player;	1706	package cf::player;
1338		1707
…		…
1381		1750
1382	sub exists($) {	1751	sub exists($) {
1383	my ($login) = @_;	1752	my ($login) = @_;
1384		1753
1385	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1386	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1387	}	1756	}
1388		1757
1389	sub find($) {	1758	sub find($) {
1390	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1391	my $login = $_[0];	1760	my $login = $_[0];
…		…
1403	my $f = new_from_file cf::object::thawer path $login	1772	my $f = new_from_file cf::object::thawer path $login
1404	or return;	1773	or return;
1405		1774
1406	my $pl = cf::player::load_pl $f	1775	my $pl = cf::player::load_pl $f
1407	or return;	1776	or return;
		1777
1408	local $cf::PLAYER_LOADING{$login} = $pl;	1778	local $cf::PLAYER_LOADING{$login} = $pl;
1409	$f->resolve_delayed_derefs;	1779	$f->resolve_delayed_derefs;
1410	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1411	}	1781	}
1412	}	1782	}
1413	}	1783	}
1414		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($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
1415	sub save($) {	1798	sub save($) {
1416	my ($pl) = @_;	1799	my ($pl) = @_;
1417		1800
1418	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1419		1802
…		…
1422		1805
1423	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1424		1807
1425	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1426	$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];
1427		1815
1428	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1429	cf::cede_to_tick;	1817	cf::cede_to_tick;
1430	}	1818	}
1431		1819
…		…
1463	my ($pl) = @_;	1851	my ($pl) = @_;
1464		1852
1465	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1466		1854
1467	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1468	$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
1469		1857
1470	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1471	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1472	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1473	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1474		1866
1475	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1476	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1477	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1515		1907
1516	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
1517	my $path = path $login;	1909	my $path = path $login;
1518		1910
1519	# a .pst is a dead give-away for a valid player	1911	# a .pst is a dead give-away for a valid player
1520	unless (-e "$path.pst") {	1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1521	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1522	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1523	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
1524	}	1917	}
1525		1918
…		…
1529		1922
1530	\@logins	1923	\@logins
1531	}	1924	}
1532		1925
1533	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1534		1929
1535	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1536	player. May block.	1931	player. May block.
1537		1932
1538	=cut	1933	=cut
…		…
1556	}	1951	}
1557		1952
1558	\@paths	1953	\@paths
1559	}	1954	}
1560		1955
1561	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1562		1957
1563	Expand crossfire pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1564
1565	=cut
1566
1567	use re 'eval';
1568
1569	my $group;
1570	my $interior; $interior = qr{
1571	# match a pod interior sequence sans C<< >>
1572	(?:
1573	\ (.*?)\ (?{ $group = $^N })
1574	| < (??{$interior}) >
1575	)
1576	}x;
1577
1578	sub expand_cfpod {
1579	my ($self, $pod) = @_;
1580
1581	my $xml;
1582
1583	while () {
1584	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1585	$group = $1;
1586
1587	$group =~ s/&/&amp;/g;
1588	$group =~ s/</&lt;/g;
1589
1590	$xml .= $group;
1591	} elsif ($pod =~ m%\G
1592	([BCGHITU])
1593	<
1594	(?:
1595	([^<>]*) (?{ $group = $^N })
1596	| < $interior >
1597	)
1598	>
1599	%gcsx
1600	) {
1601	my ($code, $data) = ($1, $group);
1602
1603	if ($code eq "B") {
1604	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1605	} elsif ($code eq "I") {
1606	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1607	} elsif ($code eq "U") {
1608	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1609	} elsif ($code eq "C") {
1610	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1611	} elsif ($code eq "T") {
1612	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1613	} elsif ($code eq "G") {
1614	my ($male, $female) = split /\|/, $data;
1615	$data = $self->gender ? $female : $male;
1616	$xml .= expand_cfpod ($self, $data);
1617	} elsif ($code eq "H") {
1618	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1619	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1620	"")
1621	[$self->{hintmode}];
1622	} else {
1623	$xml .= "error processing '$code($data)' directive";
1624	}
1625	} else {
1626	if ($pod =~ /\G(.+)/) {
1627	warn "parse error while expanding $pod (at $1)";
1628	}
1629	last;
1630	}
1631	}
1632
1633	for ($xml) {
1634	# create single paragraphs (very hackish)
1635	s/(?<=\S)\n(?=\w)/ /g;
1636
1637	# compress some whitespace
1638	s/\s+\n/\n/g; # ws line-ends
1639	s/\n\n+/\n/g; # double lines
1640	s/^\n+//; # beginning lines
1641	s/\n+$//; # ending lines
1642	}
1643
1644	$xml
1645	}
1646
1647	no re 'eval';
1648
1649	sub hintmode {
1650	$_[0]{hintmode} = $_[1] if @_ > 1;
1651	$_[0]{hintmode}
1652	}
1653
1654	=item $player->ext_reply ($msgid, @msg)
1655
1656	Sends an ext reply to the player.
1657
1658	=cut
1659
1660	sub ext_reply($$@) {
1661	my ($self, $id, @msg) = @_;
1662
1663	$self->ns->ext_reply ($id, @msg)
1664	}
1665		1959
1666	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1667		1961
1668	Sends an ext event to the client.	1962	Sends an ext event to the client.
1669		1963
…		…
1689		1983
1690	=cut	1984	=cut
1691		1985
1692	sub find_by_path($) {	1986	sub find_by_path($) {
1693	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1694		1990
1695	my ($match, $specificity);	1991	my ($match, $specificity);
1696		1992
1697	for my $region (list) {	1993	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1725	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1726		2022
1727	sub generate_random_map {	2023	sub generate_random_map {
1728	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1729	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1730	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2029	}
1744		2030
1745	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1746		2032
1747	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
…		…
1752		2038
1753	sub register {	2039	sub register {
1754	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2041	my $pkg = caller;
1756		2042
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2044
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2046	}
1762		2047
1763	# also paths starting with '/'	2048	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2050
1766	sub thawer_merge {	2051	sub thawer_merge {
1767	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1768		2053
1769	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1774	}	2059	}
1775		2060
1776	sub normalise {	2061	sub normalise {
1777	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1778		2063
1779	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1780		2065
1781	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1782		2067
1783	# map plan:	2068	# map plan:
1784	#	2069	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2085	$path = "$base/$path";
1801	}	2086	}
1802		2087
1803	for ($path) {	2088	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1807	}	2091	}
1808		2092
1809	$path	2093	$path
…		…
1823	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1824	return $self;	2108	return $self;
1825	}	2109	}
1826	}	2110	}
1827		2111
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2113	()
1830	}	2114	}
1831		2115
		2116	# may re-bless or do other evil things
1832	sub init {	2117	sub init {
1833	my ($self) = @_;	2118	my ($self) = @_;
1834		2119
1835	$self	2120	$self
1836	}	2121	}
…		…
1855		2140
1856	# the temporary/swap location	2141	# the temporary/swap location
1857	sub save_path {	2142	sub save_path {
1858	my ($self) = @_;	2143	my ($self) = @_;
1859		2144
1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1861	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1862	}	2147	}
1863		2148
1864	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1865	sub uniq_path {	2150	sub uniq_path {
1866	my ($self) = @_;	2151	my ($self) = @_;
1867		2152
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2154	"$UNIQUEDIR/$path"
1870	}
1871
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}	2155	}
1880		2156
1881	sub decay_objects {	2157	sub decay_objects {
1882	my ($self) = @_;	2158	my ($self) = @_;
1883		2159
…		…
1910	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1911		2187
1912	1	2188	1
1913	}	2189	}
1914		2190
		2191	# used to laod the header of an original map
1915	sub load_header_orig {	2192	sub load_header_orig {
1916	my ($self) = @_;	2193	my ($self) = @_;
1917		2194
1918	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1919	}	2196	}
1920		2197
		2198	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2199	sub load_header_temp {
1922	my ($self) = @_;	2200	my ($self) = @_;
1923		2201
1924	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1925	}	2203	}
1926		2204
		2205	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2206	sub prepare_temp {
1928	my ($self) = @_;	2207	my ($self) = @_;
1929		2208
1930	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1932	# safety	2211	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2214	}
1936		2215
		2216	# called after loading the header from an original map
1937	sub prepare_orig {	2217	sub prepare_orig {
1938	my ($self) = @_;	2218	my ($self) = @_;
1939		2219
1940	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2245
1966	sub find;	2246	sub find;
1967	sub find {	2247	sub find {
1968	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1969		2249
		2250	cf::cede_to_tick;
		2251
1970	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1971		2253
1972	cf::lock_wait "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2256
1975	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_find:$path";
1977	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1978
1979	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
1980	or return;	2259	or return;
1981		2260
1982	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
1983		2262
…		…
1985	or return;	2264	or return;
1986		2265
1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1988	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
1989	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
1990	undef $guard1;	2270	undef $guard1;
1991	undef $guard2;
1992	$map->reset;	2271	$map->reset;
1993	return find $path;	2272	return find $path;
1994	}	2273	}
1995		2274
1996	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
1997	}	2276	}
1998	}	2277	}
1999		2278
2000	sub pre_load { }	2279	sub pre_load { }
2001	sub post_load { }	2280	#sub post_load { } # XS
2002		2281
2003	sub load {	2282	sub load {
2004	my ($self) = @_;	2283	my ($self) = @_;
2005		2284
2006	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2288
2010	{	2289	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
2012		2291
2013	return unless $self->valid;	2292	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2294
2018	$self->alloc;	2295	$self->alloc;
2019		2296
2020	$self->pre_load;	2297	$self->pre_load;
2021	cf::cede_to_tick;	2298	cf::cede_to_tick;
2022		2299
		2300	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2302	$f->skip_block;
2025	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
2026	or return;	2304	or return;
2027		2305
2028	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
2029	if delete $self->{load_original};	2307	if delete $self->{load_original};
2030		2308
2031	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2310	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2313	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
2038	}	2317	}
2039	}	2318	}
2040	}
2041		2319
2042	$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);
2043		2327
2044	cf::cede_to_tick;	2328	cf::cede_to_tick;
2045	# now do the right thing for maps	2329	# now do the right thing for maps
2046	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2336	$self->decay_objects;
2053	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
2054	$self->update_buttons;	2338	$self->update_buttons;
2055	cf::cede_to_tick;	2339	cf::cede_to_tick;
2056	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2341	}
2060		2342
2061	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_IN_MEMORY);
2065	}	2345	}
2066		2346
2067	$self->post_load;	2347	$self->post_load;
2068	}
2069		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
2070	sub customise_for {	2355	sub customise_for {
2071	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
2072		2357
2073	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2359	if $self->per_player;
…		…
2077	# if $self->per_party;	2362	# if $self->per_party;
2078		2363
2079	$self	2364	$self
2080	}	2365	}
2081		2366
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2367	sub find_sync {
2109	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2110		2369
2111	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
2112	}	2375	}
2113		2376
2114	sub do_load_sync {	2377	sub do_load_sync {
2115	my ($map) = @_;	2378	my ($map) = @_;
2116		2379
		2380	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2119		2383
2120	cf::sync_job { $map->load };	2384	$map->load;
2121	}	2385	}
2122		2386
2123	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2125		2389
2126	sub find_async {	2390	sub find_async {
2127	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2128		2392
2129	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2130		2394
2131	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
2133	}	2397	}
2134		2398
2135	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2136		2400
2137	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
2138	$Coro::current->{desc} = "map prefetcher";	2402	$Coro::current->{desc} = "map prefetcher";
2139		2403
2140	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2141	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2142	if (my $map = find $k) {	2406	if (my $map = find $k) {
2143	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2144	}	2408	}
2145		2409
2146	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2147	}	2411	}
2148	}	2412	}
…		…
2151	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2152		2416
2153	()	2417	()
2154	}	2418	}
2155		2419
		2420	# common code, used by both ->save and ->swapout
2156	sub save {	2421	sub _save {
2157	my ($self) = @_;	2422	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2423
2161	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2162		2425
2163	return unless $self->dirty;	2426	return unless $self->dirty;
2164		2427
…		…
2173		2436
2174	cf::async {	2437	cf::async {
2175	$Coro::current->{desc} = "map player save";	2438	$Coro::current->{desc} = "map player save";
2176	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
2177	};	2440	};
		2441
		2442	cf::get_slot 0.02;
2178		2443
2179	if ($uniq) {	2444	if ($uniq) {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2181	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2182	} else {	2447	} else {
2183	$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);
2184	}	2449	}
2185	}	2450	}
2186		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2187	sub swap_out {	2460	sub swap_out {
2188	my ($self) = @_;	2461	my ($self) = @_;
2189		2462
2190	# save first because save cedes
2191	$self->save;
2192
2193	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2194		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2195	return if $self->players;	2467	return if $self->players;
2196	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
2197	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2198		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
2199	$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};
2200		2519
2201	$self->deactivate;	2520	$self->deactivate;
2202	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2203	$self->clear;	2522	$self->clear;
2204	}
2205
2206	sub reset_at {
2207	my ($self) = @_;
2208
2209	# TODO: safety, remove and allow resettable per-player maps
2210	return 1e99 if $self->{deny_reset};
2211
2212	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2213	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2214
2215	$time + $to
2216	}
2217
2218	sub should_reset {
2219	my ($self) = @_;
2220
2221	$self->reset_at <= $cf::RUNTIME
2222	}
2223
2224	sub reset {
2225	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228
2229	return if $self->players;
2230
2231	warn "resetting map ", $self->path;
2232
2233	$self->in_memory (cf::MAP_SWAPPED);
2234
2235	# need to save uniques path
2236	unless ($self->{deny_save}) {
2237	my $uniq = $self->uniq_path; utf8::encode $uniq;
2238
2239	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2240	if $uniq;
2241	}
2242
2243	delete $cf::MAP{$self->path};
2244
2245	$self->deactivate;
2246	$_->clear_links_to ($self) for values %cf::MAP;
2247	$self->clear;
2248		2523
2249	$self->unlink_save;	2524	$self->unlink_save;
2250	$self->destroy;	2525	$self->destroy;
2251	}	2526	}
2252		2527
…		…
2260		2535
2261	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2262		2537
2263	$self->unlink_save;	2538	$self->unlink_save;
2264		2539
2265	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2266	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2267	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2268	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2269	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2270		2545
…		…
2319		2594
2320	sub unique_maps() {	2595	sub unique_maps() {
2321	[	2596	[
2322	map {	2597	map {
2323	utf8::decode $_;	2598	utf8::decode $_;
2324	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2325	? normalise $_	2602	: normalise $_
2326	: ()
2327	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2328	]	2604	]
2329	}	2605	}
2330		2606
2331	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	}
2332		2638
2333	=back	2639	=back
2334		2640
2335	=head3 cf::object	2641	=head3 cf::object
2336		2642
…		…
2340		2646
2341	=over 4	2647	=over 4
2342		2648
2343	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2344		2650
2345	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.
2346		2653
2347	=cut	2654	=cut
2348		2655
2349	sub inv_recursive_;	2656	sub inv_recursive_;
2350	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2355	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2356	}	2663	}
2357		2664
2358	=item $ref = $ob->ref	2665	=item $ref = $ob->ref
2359		2666
2360	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.
2361		2668
2362	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2363		2670
2364	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,
2365	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2366		2673
2367	=cut	2674	=cut
2368		2675
2369	sub deref {	2676	sub deref {
…		…
2397	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
2398	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2399		2706
2400	=cut	2707	=cut
2401		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
2402	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2403	# with dialog boxes.	2724	# with dialog boxes.
2404	#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
2405	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
2406	my ($self, $npc, $msg, $flags) = @_;	2727	my ($self, $npc, $msg, $flags) = @_;
…		…
2417	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2419		2740
2420	} else {	2741	} else {
2421	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2422	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2423	}	2744	}
2424	}	2745	}
2425	}	2746	}
2426		2747
2427	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2437	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2438		2759
2439	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2440	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2441		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2442	=cut	2788	=cut
2443		2789
2444	sub cf::object::player::may {	2790	sub cf::object::player::may {
2445	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2446		2792
2447	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2448	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2449	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2450	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2451	}	2797	}
2452		2798
2453	=item $player_object->enter_link	2799	=item $player_object->enter_link
2454		2800
2455	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}>).
2456		2802
2457	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.
2458	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.
2459		2807
2460	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.
2461		2815
2462	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2463		2817
2464	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2465	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2483	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2484	my ($self) = @_;	2838	my ($self) = @_;
2485		2839
2486	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2487		2841
		2842	++$self->{_link_recursion};
		2843
2488	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2489		2845
2490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2491	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2492		2848
2493	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2494	}	2850	}
2495		2851
2496	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2497	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2498		2854
…		…
2515	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2516	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2517		2873
2518	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2519	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2520	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2521		2877
2522	$map->load;	2878	$map->load;
2523	$map->load_neighbours;
2524		2879
2525	return unless $self->contr->active;	2880	return unless $self->contr->active;
2526	$self->activate_recursive;
2527		2881
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2530	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2531		2889
		2890	}
		2891
2532	=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)]])
2533		2893
2534	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
2535	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2896	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2897	the new (success) or old (failed) map position. In either case, $done will
2538	be called at the end of this process.	2898	be called at the end of this process.
2539		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
2540	=cut	2903	=cut
2541		2904
2542	our $GOTOGEN;	2905	our $GOTOGEN;
2543		2906
2544	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2545	my ($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	}
2546		2915
2547	# 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
2548	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2549		2918
2550	$self->enter_link;	2919	$self->enter_link;
…		…
2570	($path, $x, $y) = (undef, undef, undef);	2939	($path, $x, $y) = (undef, undef, undef);
2571	}	2940	}
2572	}	2941	}
2573		2942
2574	my $map = eval {	2943	my $map = eval {
2575	my $map = defined $path ? cf::map::find $path : undef;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2576		2945
2577	if ($map) {	2946	if ($map) {
2578	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2579	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2580	} else {	2949	} else {
2581	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2582	}	2951	}
2583		2952
2584	$map	2953	$map
…		…
2592	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2593	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2594	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2595	}	2964	}
2596		2965
2597	$done->() if $done;	2966	$done->($self) if $done;
2598	})->prio (1);	2967	})->prio (1);
2599	}	2968	}
2600		2969
2601	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2602		2971
…		…
2622	}	2991	}
2623		2992
2624	sub prepare_random_map {	2993	sub prepare_random_map {
2625	my ($exit) = @_;	2994	my ($exit) = @_;
2626		2995
2627	my $guard = cf::lock_acquire "exit_prepare:$exit";
2628
2629	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2630	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2631	# that depends on the exit object	2998	# that depends on the exit object
2632		2999
2633	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2635	if ($exit->map) {	3002	if ($exit->map) {
2636	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2637	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2638	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2639	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2640	}	3009	}
2641		3010
2642	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2643		3012
2644	my $data = cf::encode_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2645	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2646	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2647		3016
2648	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2649	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2650	undef $fh;	3019	undef $fh;
2651	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2652		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2653	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2654	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2655	}	3028	}
2656	}	3029	}
2657		3030
2658	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2659	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2660		3033
2661	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2662		3035
2663	if ($exit->slaying eq "/!") {
2664	#TODO: this should de-fi-ni-te-ly not be a sync-job
2665	# the problem is that $exit might not survive long enough
2666	# so it needs to be done right now, right here
2667	cf::sync_job { prepare_random_map $exit };
2668	}
2669
2670	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2671	my $hp = $exit->stats->hp;
2672	my $sp = $exit->stats->sp;
2673
2674	$self->enter_link;	3036	$self->enter_link;
2675		3037
2676	# if exit is damned, update players death & WoR home-position
2677	$self->contr->savebed ($slaying, $hp, $sp)
2678	if $exit->flag (FLAG_DAMNED);
2679
2680	(async {	3038	(async {
2681	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3039	$Coro::current->{desc} = "enter_exit";
2682		3040
2683	$self->deactivate_recursive; # just to be sure
2684	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
2685	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2686		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
2687	1;	3077	1
2688	}) {	3078	}) {
2689	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2690	. "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. "
2691	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2692	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2693		3083
2694	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2695	$self->leave_link;	3085	$self->leave_link;
2696	}	3086	}
2697	})->prio (1);	3087	})->prio (1);
2698	}	3088	}
2699		3089
2700	=head3 cf::client	3090	=head3 cf::client
2701		3091
2702	=over 4	3092	=over 4
2703		3093
2704	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2705		3095
2706	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2707	should not be used under normal circumstances.	3097	them as required.
2708		3098
2709	=cut	3099	=cut
2710		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2711	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2712	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2713		3105
2714	utf8::encode $text;	3106	# try lzf for large packets
2715	$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);
2716	}	3117	}
2717		3118
2718	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2719		3120
2720	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2721	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2722	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2723	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2724		3125
2725	=cut	3126	=cut
2726		3127
2727	# non-persistent channels (usually the info channel)	3128	# non-persistent channels (usually the info channel)
2728	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	},
2729	"c/identify" => {	3136	"c/identify" => {
2730	id => "infobox",	3137	id => "infobox",
2731	title => "Identify",	3138	title => "Identify",
2732	reply => undef,	3139	reply => undef,
2733	tooltip => "Items recently identified",	3140	tooltip => "Items recently identified",
…		…
2735	"c/examine" => {	3142	"c/examine" => {
2736	id => "infobox",	3143	id => "infobox",
2737	title => "Examine",	3144	title => "Examine",
2738	reply => undef,	3145	reply => undef,
2739	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",
2740	},	3153	},
2741	"c/book" => {	3154	"c/book" => {
2742	id => "infobox",	3155	id => "infobox",
2743	title => "Book",	3156	title => "Book",
2744	reply => undef,	3157	reply => undef,
…		…
2758	},	3171	},
2759	"c/body" => {	3172	"c/body" => {
2760	id => "infobox",	3173	id => "infobox",
2761	title => "Body Parts",	3174	title => "Body Parts",
2762	reply => undef,	3175	reply => undef,
2763	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",
2764	},	3213	},
2765	"c/uptime" => {	3214	"c/uptime" => {
2766	id => "infobox",	3215	id => "infobox",
2767	title => "Uptime",	3216	title => "Uptime",
2768	reply => undef,	3217	reply => undef,
…		…
2772	id => "infobox",	3221	id => "infobox",
2773	title => "Map Info",	3222	title => "Map Info",
2774	reply => undef,	3223	reply => undef,
2775	tooltip => "Information related to the maps",	3224	tooltip => "Information related to the maps",
2776	},	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" => $CHAT_CHANNEL,
2777	);	3246	);
2778		3247
2779	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2780	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2781		3250
2782	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2783		3253
2784	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2785		3255
2786	# check predefined channels, for the benefit of C	3256	# check predefined channels, for the benefit of C
2787	if ($CHANNEL{$channel}) {	3257	if ($CHANNEL{$channel}) {
2788	$channel = $CHANNEL{$channel};	3258	$channel = $CHANNEL{$channel};
2789		3259
2790	$self->ext_msg (channel_info => $channel)	3260	$self->ext_msg (channel_info => $channel);
2791	if $self->can_msg;
2792
2793	$channel = $channel->{id};	3261	$channel = $channel->{id};
2794		3262
2795	} elsif (ref $channel) {	3263	} elsif (ref $channel) {
2796	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2797	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2798	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2799	$self->ext_msg (channel_info => $channel)	3267	$self->ext_msg (channel_info => $channel);
2800	if $self->can_msg;
2801	}	3268	}
2802		3269
2803	$channel = $channel->{id};	3270	$channel = $channel->{id};
2804	}	3271	}
2805		3272
2806	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2807		3274
2808	if ($self->can_msg) {
2809	# default colour, mask it out	3275	# default colour, mask it out
2810	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2811	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2812		3278
2813	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2814	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2815	} else {	3282	);
2816	if ($color >= 0) {
2817	# replace some tags by gcfclient-compatible ones
2818	for ($msg) {
2819	1 while
2820	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2821	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2822	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2823	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2824	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2825	}
2826		3283
2827	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($pkt);
2828
2829	utf8::encode $msg;
2830
2831	if (0 && $msg =~ /\[/) {
2832	# COMMAND/INFO
2833	$self->send_packet ("drawextinfo $color 10 8 $msg")
2834	} else {
2835	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2836	$self->send_packet ("drawinfo $color $msg")
2837	}
2838	}
2839	}
2840	}	3285	}
2841		3286
2842	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2843		3288
2844	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2846	=cut	3291	=cut
2847		3292
2848	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2849	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2850		3295
2851	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2853	} elsif ($self->extcmd == 1) { # TODO: remove
2854	push @msg, msgtype => "event_$type";
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2856	}
2857	}
2858
2859	=item $client->ext_reply ($msgid, @msg)
2860
2861	Sends an ext reply to the client.
2862
2863	=cut
2864
2865	sub cf::client::ext_reply($$@) {
2866	my ($self, $id, @msg) = @_;
2867
2868	if ($self->extcmd == 2) {
2869	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2870	} elsif ($self->extcmd == 1) {
2871	#TODO: version 1, remove
2872	unshift @msg, msgtype => "reply", msgid => $id;
2873	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2874	}
2875	}	3297	}
2876		3298
2877	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2878		3300
2879	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2899		3321
2900	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2901	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2902		3324
2903	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;
2904	}	3365	}
2905		3366
2906	cf::client->attach (	3367	cf::client->attach (
2907	on_connect => sub {	3368	on_connect => sub {
2908	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2934	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2935		3396
2936	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2937		3398
2938	if (ref $msg) {	3399	if (ref $msg) {
2939	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2940	"ARRAY" eq ref $msg
2941	? @$msg
2942	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2943		3401
2944	my @reply;
2945
2946	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}) {
2947	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2948	}	3420	}
2949
2950	$ns->ext_reply ($reply, @reply)
2951	if $reply;
2952
2953	} else {	3421	} else {
2954	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";
2955	}	3423	}
2956		3424
2957	cf::override;	3425	cf::override;
2958	},	3426	},
2959	);	3427	);
…		…
2979		3447
2980	$coro	3448	$coro
2981	}	3449	}
2982		3450
2983	cf::client->attach (	3451	cf::client->attach (
2984	on_destroy => sub {	3452	on_client_destroy => sub {
2985	my ($ns) = @_;	3453	my ($ns) = @_;
2986		3454
2987	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2988	},	3456	},
2989	);	3457	);
…		…
3005	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
3006		3474
3007	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
3008		3476
3009	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
3010	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
3011	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
3012	sort time	3480	sort time
3013	));	3481	));
3014		3482
3015	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
3018		3486
3019	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
3020		3488
3021	cf::object	3489	cf::object
3022	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
3023	insert remove name archname title slaying race decrease_ob_nr	3491	insert remove name archname title slaying race decrease split
		3492	value
3024		3493
3025	cf::object::player	3494	cf::object::player
3026	player	3495	player
3027		3496
3028	cf::player	3497	cf::player
…		…
3033		3502
3034	=cut	3503	=cut
3035		3504
3036	for (	3505	for (
3037	["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
3038	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
3039	decrease_ob_nr destroy)],	3508	decrease split destroy change_exp value msg lore send_msg)],
3040	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
3041	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
3042	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
3043	) {	3512	) {
3044	no strict 'refs';
3045	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
3046	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3047	for @funs;	3515	for @funs;
3048	}	3516	}
3049		3517
…		…
3064		3532
3065	my $qcode = $code;	3533	my $qcode = $code;
3066	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3067	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
3068		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
3069	local $_;	3540	local $_;
3070	local @safe::cf::_safe_eval_args = values %vars;
3071		3541
3072	my $eval =	3542	my $eval =
3073	"do {\n"	3543	"do {\n"
3074	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3075	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
3076	. $code	3546	. $code
3077	. "\n}"	3547	. "\n}"
3078	;	3548	;
3079		3549
		3550	if ($CFG{safe_eval}) {
3080	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
3081	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3082	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	}
3083		3559
3084	if ($@) {	3560	if ($@) {
3085	warn "$@";	3561	warn "$@",
3086	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
3087	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
3088	}	3564	}
3089		3565
3090	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
3091	}	3567	}
3092		3568
…		…
3106	=cut	3582	=cut
3107		3583
3108	sub register_script_function {	3584	sub register_script_function {
3109	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
3110		3586
3111	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
3112	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
3113	}	3589	}
3114		3590
3115	=back	3591	=back
3116		3592
3117	=cut	3593	=cut
3118		3594
3119	#############################################################################	3595	#############################################################################
3120	# the server's init and main functions	3596	# the server's init and main functions
3121		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, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
3122	sub load_facedata($) {	3675	sub load_facedata($) {
3123	my ($path) = @_;	3676	my ($path) = @_;
3124		3677
3125	# HACK to clear player env face cache, we need some signal framework
3126	# for this (global event?)
3127	%ext::player_env::MUSIC_FACE_CACHE = ();
3128
3129	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3130		3679
3131	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
3132		3681
3133	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
3134	0 < aio_load $path, $facedata
3135	or die "$path: $!";
3136
3137	$facedata = Coro::Storable::thaw $facedata;
3138		3683
3139	$facedata->{version} == 2	3684	$facedata->{version} == 2
3140	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3141		3686
3142	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3143	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3144	type => FT_RSRC,	3689
3145	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
3146	};	3691
3147	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
3148		3695
3149	{	3696	{
3150	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
3151		3698
3152	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
3153	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3702
3154	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
3155	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3156	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};
3157	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};
3158		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3159	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3160	}	3710	}
3161		3711
3162	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3163	next unless $info->{smooth};	3713	next unless $info->{smooth};
		3714
3164	my $idx = cf::face::find $face	3715	my $idx = cf::face::find $face
3165	or next;	3716	or next;
		3717
3166	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3167	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3168	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3169	} else {	3721	} else {
3170	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3171	}	3723	}
3172
3173	cf::cede_to_tick;
3174	}	3724	}
3175	}	3725	}
3176		3726
3177	{	3727	{
3178	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3179		3729
3180	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3181	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3182	cf::cede_to_tick;
3183	}	3732	}
3184		3733
3185	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3186	}	3735	}
3187		3736
3188	{	3737	{
3189	# TODO: for gcfclient pleasure, we should give resources
3190	# that gcfclient doesn't grok a >10000 face index.
3191	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3192		3739
3193	my $soundconf = delete $res->{"res/sound.conf"};
3194
3195	while (my ($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
3196	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3197	my $data;
3198		3744
3199	if ($info->{type} & 1) {	3745	cf::face::set_type $idx, $type;
3200	# prepend meta info	3746	cf::face::set_csum $idx, 0, $info->{hash};
3201		3747	$cf::face::SIZE[0][$idx] = $info->{size};
3202	my $meta = $enc->encode ({	3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
3203	name => $name,	3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3204	%{ $info->{meta} || {} },	3750	$cf::face::HASH{$info->{hash}} = $idx;
3205	});
3206
3207	$data = pack "(w/a*)*", $meta, $info->{data};
3208	} else {	3751	} else {
3209	$data = $info->{data};	3752	# $RESOURCE{$name} = $info; # unused
3210	}	3753	}
3211
3212	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3213	cf::face::set_type $idx, $info->{type};
3214
3215	cf::cede_to_tick;
3216	}
3217
3218	if ($soundconf) {
3219	$soundconf = $enc->decode (delete $soundconf->{data});
3220
3221	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3222	my $sound = $soundconf->{compat}[$_]
3223	or next;
3224
3225	my $face = cf::face::find "sound/$sound->[1]";
3226	cf::sound::set $sound->[0] => $face;
3227	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3228	}	3754	}
3229
3230	while (my ($k, $v) = each %{$soundconf->{event}}) {
3231	my $face = cf::face::find "sound/$v";
3232	cf::sound::set $k => $face;
3233	}
3234	}
3235	}	3755	}
		3756
		3757	($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 $fh; # close old facedata
3236		3770
3237	1	3771	1
3238	}	3772	}
3239		3773
3240	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
…		…
3242		3776
3243	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
3244	$ns->fx_want ($k, $v);	3778	$ns->fx_want ($k, $v);
3245	}	3779	}
3246	};	3780	};
		3781
		3782	sub load_resource_file($) {
		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	}
3247		3805
3248	sub reload_regions {	3806	sub reload_regions {
3249	# 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
3250	# for this (global event?)	3808	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3809	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3258	if exists $_->{match};	3816	if exists $_->{match};
3259	}	3817	}
3260	}	3818	}
3261		3819
3262	sub reload_facedata {	3820	sub reload_facedata {
3263	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3264	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3265	}	3823	}
3266		3824
3267	sub reload_archetypes {	3825	sub reload_archetypes {
3268	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3269	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
3270	#d# NEED to laod twice to resolve forward references	3828
3271	# this really needs to be done in an extra post-pass	3829	cf::face::set
3272	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
3273	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
3274	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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3275	}	3854	}
3276		3855
3277	sub reload_treasures {	3856	sub reload_treasures {
3278	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3279	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3280	}	3859	}
3281		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
3282	sub reload_resources {	3881	sub reload_resources {
3283	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3284		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
3285	reload_regions;	3889	reload_regions;
3286	reload_facedata;
3287	#reload_archetypes;#d#
3288	reload_archetypes;
3289	reload_treasures;	3890	reload_treasures;
3290		3891
3291	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3292	}
3293
3294	sub init {
3295	reload_resources;
3296	}	3893	}
3297		3894
3298	sub reload_config {	3895	sub reload_config {
3299	open my $fh, "<:utf8", "$CONFDIR/config"	3896	trace "reloading config file...\n";
3300	or return;
3301		3897
3302	local $/;	3898	my $config = load_file "$CONFDIR/config";
3303	*CFG = YAML::Syck::Load <$fh>;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3304		3901
3305	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3306		3903
3307	$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};
3308	$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};
3309		3906
3310	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3314	};	3911	};
3315	warn $@ if $@;	3912	warn $@ if $@;
3316	}	3913	}
3317	}	3914	}
3318		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
3319	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
3320	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3321	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3322	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#
3323	(async {	3958	(async {
3324	$Coro::current->{desc} = "IDLE BUG HANDLER";	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
3325	EV::loop EV::LOOP_ONESHOT;	3960	EV::run EV::RUN_ONCE;
3326	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3327	};	3962	};
3328		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;
3329	reload_config;	3978	reload_config;
3330	db_init;	3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
3331	load_extensions;	3988	load_extensions;
3332		3989
3333	$TICK_WATCHER->start;	3990	utime time, time, $RUNTIMEFILE;
3334	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3991
3335	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;
3336	}	4007	}
3337		4008
3338	#############################################################################	4009	#############################################################################
3339	# initialisation and cleanup	4010	# initialisation and cleanup
3340		4011
3341	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3342	BEGIN {	4013	BEGIN {
3343	our %SIGWATCHER = ();	4014	our %SIGWATCHER = ();
3344	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3345	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3346	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3347	};	4018	};
3348	}	4019	}
3349	}	4020	}
3350		4021
3351	sub write_runtime {	4022	sub write_runtime_sync {
3352	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3353		4024
3354	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3355	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3356		4027
3357	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3358		4029
3359	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3360		4031
3361	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3362	or return;	4033	or return;
3363		4034
3364	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3365	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3366	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3376	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3377		4048
3378	close $fh	4049	close $fh
3379	or return;	4050	or return;
3380		4051
3381	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3382	and return;	4053	and return;
3383		4054
3384	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3385		4056
3386	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 };
3387	}	4108	}
3388		4109
3389	sub emergency_save() {	4110	sub emergency_save() {
3390	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3391		4112
3392	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;
3393		4119
3394	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3395	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3396	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3397	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3398	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3399	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3400	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3401	$pl->valid or next;	4129	$pl->valid or next;
3402	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3403	$pl->save;	4131	$pl->save;
3404	}	4132	}
3405	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3406		4134
3407	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";
3408	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3409	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3410	$map->valid or next;	4140	$map->valid or next;
3411	$map->save;	4141	$map->save;
3412	}	4142	}
3413	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3414		4144
3415	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";
3416	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3417	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 $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3418	};	4173	};
3419		4174
3420	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3421	}	4176	}
3422		4177
3423	sub post_cleanup {	4178	sub post_cleanup {
3424	my ($make_core) = @_;	4179	my ($make_core) = @_;
3425		4180
		4181	IO::AIO::flush;
		4182
3426	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3427	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	}
3428	}	4213	}
3429		4214
3430	sub do_reload_perl() {	4215	sub do_reload_perl() {
3431	# can/must only be called in main	4216	# can/must only be called in main
3432	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3433	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3434	return;	4219	return;
3435	}	4220	}
3436		4221
3437	warn "reloading...";	4222	return if $RELOAD++;
3438		4223
3439	warn "entering sync_job";	4224	my $t1 = AE::time;
3440		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
3441	cf::sync_job {	4232	cf::sync_job {
3442	cf::write_runtime; # external watchdog should not bark
3443	cf::emergency_save;	4233	#cf::emergency_save;
3444	cf::write_runtime; # external watchdog should not bark
3445		4234
3446	warn "syncing database to disk";
3447	BDB::db_env_txn_checkpoint $DB_ENV;
3448
3449	# if anything goes wrong in here, we should simply crash as we already saved
3450
3451	warn "flushing outstanding aio requests";
3452	for (;;) {
3453	BDB::flush;
3454	IO::AIO::flush;
3455	Coro::cede_notself;
3456	last unless IO::AIO::nreqs || BDB::nreqs;
3457	warn "iterate...";
3458	}
3459
3460	++$RELOAD;
3461
3462	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3463	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3464	%EXT_CORO = ();	4237	%EXT_CORO = ();
3465		4238
3466	warn "removing commands";	4239	trace "perl_reload: removing commands";
3467	%COMMAND = ();	4240	%COMMAND = ();
3468		4241
3469	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3470	%EXTCMD = ();	4243	%EXTCMD = ();
3471	%EXTICMD = ();	4244	%EXTICMD = ();
3472		4245
3473	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3474	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3475	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3476		4249
3477	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3478	eval {	4251	eval {
3479	$cb->($pkg);	4252	$cb->($pkg);
3480	1	4253	1
3481	} 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;
3482	}	4259	}
3483		4260
3484	warn "... nuking $pkg";
3485	Symbol::delete_package $pkg;
3486	}
3487
3488	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3489	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3490	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3491		4264
3492	warn "... unloading $k";	4265	trace "... unloading $k";
3493	delete $INC{$k};	4266	delete $INC{$k};
3494		4267
3495	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3496	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3497		4270
3498	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3499	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3500	}	4276	}
3501		4277
3502	Symbol::delete_package $k;
3503	}
3504
3505	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3506	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3507	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);
3508		4281
3509	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3510	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3511	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3512		4285
3513	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3514	# and global variables created in xs	4287	# and global variables created in xs
3515	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3516		4289
3517	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3518		4291
3519	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3520	require cf;	4293	require cf;
3521	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3522		4295
3523	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3524	cf::reload_config;	4297	cf::reload_config;
3525		4298
3526	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3527	cf::load_extensions;	4300	cf::load_extensions;
3528		4301
		4302	if ($REATTACH_ON_RELOAD) {
3529	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3530	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3531	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3532	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3533	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3534	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3535		4310
3536	warn "leaving sync_job";	4311	cf::_post_init 1;
3537		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3538	1	4315	1
3539	} or do {	4316	} or do {
3540	warn $@;	4317	error $@;
3541	warn "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3542	exit 1;	4319	};
		4320
		4321	--$RELOAD;
3543	};	4322	}
3544		4323
3545	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3546	};	4326	};
3547		4327
3548	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3549		4329
3550	sub reload_perl() {	4330	sub reload_perl() {
3551	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3552	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3553		4333
		4334	$RELOAD_WATCHER ||= cf::async {
		4335	Coro::AIO::aio_wait cache_extensions;
		4336
3554	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4338	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3556	do_reload_perl;	4340	};
3557	};	4341	};
3558	}	4342	}
3559		4343
3560	register_command "reload" => sub {	4344	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
…		…
3567	reload_perl;	4351	reload_perl;
3568	};	4352	};
3569	}	4353	}
3570	};	4354	};
3571		4355
3572	unshift @INC, $LIBDIR;	4356	#############################################################################
3573		4357
3574	my $bug_warning = 0;	4358	my $bug_warning = 0;
3575		4359
3576	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;
3578
3579	sub wait_for_tick {	4360	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3581	return if $Coro::current == $Coro::main;
3582		4362
3583	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3584	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;
3586	}	4364	}
3587		4365
3588	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3590	return if $Coro::current == $Coro::main;
3591		4368
3592	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4371	$signal->wait;
3595	}	4372	}
3596		4373
3597	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4374	sub tick {
3598	if ($Coro::current != $Coro::main) {	4375	if ($Coro::current != $Coro::main) {
3599	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3600	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3601	return;	4378	return;
3602	}	4379	}
3603		4380
3604	$NOW = $tick_start = EV::now;	4381	cf::one_tick; # one server iteration
3605		4382
3606	cf::server_tick; # one server iteration	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3607
3608	$RUNTIME += $TICK;
3609	$NEXT_TICK += $TICK;
3610		4384
3611	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3612	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3613	Coro::async_pool {	4387	Coro::async_pool {
3614	$Coro::current->{desc} = "runtime saver";	4388	$Coro::current->{desc} = "runtime saver";
3615	write_runtime	4389	write_runtime_sync
3616	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3617	};	4391	};
3618	}	4392	}
3619		4393
3620	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3621	$sig->send;	4395	$sig->send;
3622	}	4396	}
3623	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3624	$sig->send;
3625	}
3626		4398
3627	$LOAD = ($NOW - $tick_start) / $TICK;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3628	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3629		4401
3630	_post_tick;	4402	if (0) {
3631	};	4403	if ($NEXT_TICK) {
3632	$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	}
3633		4410
3634	{	4411	{
3635	# configure BDB	4412	# configure BDB
		4413	info "initialising database";
3636		4414
3637	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3638	BDB::max_poll_reqs $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
		4417	#$AnyEvent::BDB::WATCHER->priority (1);
3639		4418
3640	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3641	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
3642	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3643	| 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;
3644	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3645	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3646		4426
3647	cf::sync_job {	4427	cf::sync_job {
3648	eval {	4428	eval {
…		…
3667	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3668	};	4448	};
3669	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3670	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3671	};	4451	};
		4452
		4453	info "database initialised";
3672	}	4454	}
3673		4455
3674	{	4456	{
3675	# configure IO::AIO	4457	# configure IO::AIO
3676		4458
		4459	info "initialising aio";
3677	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3678	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
		4462	undef $AnyEvent::AIO::WATCHER;
		4463	info "aio initialised";
3679	}	4464	}
3680		4465
3681	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3682		4468
3683	sub _log_backtrace {	4469	sub _log_backtrace {
3684	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3685		4471
3686	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3687		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3688	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3689	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3690	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3691	async {	4482	async {
3692	$Coro::current->{desc} = "abt $msg";	4483	$Coro::current->{desc} = "abt $msg";
3693		4484
3694	my @bt = fork_call {	4485	my @bt = fork_call {
3695	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
…		…
3706	}	4497	}
3707		4498
3708	@funcs	4499	@funcs
3709	};	4500	};
3710		4501
3711	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3712	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3713	--$_log_backtrace;	4505	--$_log_backtrace;
3714	};	4506	};
3715	} else {	4507	} else {
3716	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3717	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3718	}	4510	}
3719	}	4511	}
3720		4512
3721	# load additional modules	4513	# load additional modules
3722	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3723		4516
3724	END { cf::emergency_save }	4517	END { cf::emergency_save }
3725		4518
3726	1	4519	1
3727		4520

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