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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 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 1.86;	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 ();	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	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	81	# strictly for debugging
		82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		83
46	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;
47		87
48	our %COMMAND = ();	88	our %COMMAND = ();
49	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
50		90
51	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
53	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
56		98
57	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
59		103
60	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
61	our $DATADIR = datadir;	106	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
65	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
71	our %RESOURCE;	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;
72		127
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	130	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	131	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		132
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	133	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	134	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	135	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	136	our $DB_ENV;
85		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
86	our %CFG;	140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
87		142
88	our $UPTIME; $UPTIME ||= time;	143	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
90	our $NOW;	146	our $NOW;
91		147
92	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	153	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		154
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
		157	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
102		167
103	binmode STDOUT;	168	binmode STDOUT;
104	binmode STDERR;	169	binmode STDERR;
105		170
106	# read virtual server time, if available	171	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
111	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
112		179
113	mkdir $_	180	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		182
116	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
117		184
118	sub cf::map::normalise;	185	sub cf::map::normalise;
119		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
120	#############################################################################	191	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
123		205
124	=over 4	206	=over 4
125		207
126	=item $cf::UPTIME	208	=item $cf::UPTIME
127		209
128	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.
129		226
130	=item $cf::RUNTIME	227	=item $cf::RUNTIME
131		228
132	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
133	every server tick.	230	every server tick.
134		231
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		235
139	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
142	database environment.	239	database environment.
143		240
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	241	=item $cf::LOADAVG
153		242
154	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	254	from wherever your confdir points to.
166		255
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		257
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$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();
172		279
173	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
174		281
175	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
176	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
177	that call.	284	that call.
178		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
179	=back	292	=back
180		293
181	=cut	294	=cut
182		295
183	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	303	my $msg = join "", @_;
186		304
187	$msg .= "\n"	305	$msg .= "\n"
188	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
189		307
190	$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;
191		309
192	LOG llevError, $msg;	310	LOG llevWarn, $msg;
193	};	311	};
194	}
195		312
196	$Coro::State::DIEHOOK = sub {	313	$Coro::State::DIEHOOK = sub {
		314	return unless $^S eq 0; # "eq", not "=="
		315
197	warn Carp::longmess $_[0];	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
198	Coro::terminate;	324	Coro::terminate
199	};	325	};
200		326
201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
211	for my $pkg (qw(	337	for my $pkg (qw(
212	cf::global cf::attachable	338	cf::global cf::attachable
213	cf::object cf::object::player	339	cf::object cf::object::player
214	cf::client cf::player	340	cf::client cf::player
215	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
216	cf::map cf::party cf::region	343	cf::party cf::region
217	)) {	344	)) {
218	no strict 'refs';
219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
220	}	346	}
221		347
222	$EV::DIED = sub {	348	$EV::DIED = sub {
223	warn "error in event callback: @_";	349	warn "error in event callback: $@";
224	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
225		356
226	#############################################################################	357	#############################################################################
227		358
228	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
229		360
…		…
250	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
251	$d	382	$d
252	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
253	}	384	}
254		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($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
255	=item $ref = cf::decode_json $json	438	=item $ref = cf::decode_json $json
256		439
257	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
258		441
259	=item $json = cf::encode_json $ref	442	=item $json = cf::encode_json $ref
…		…
265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
266		449
267	sub encode_json($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
268	sub decode_json($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
269		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
270	=item cf::lock_wait $string	529	=item cf::lock_wait $string
271		530
272	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
273		532
274	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
275		534
276	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
277	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,
278	for example when the coroutine gets canceled), the lock is automatically	537	for example when the coroutine gets canceled), the lock is automatically
279	returned.	538	returned.
280		539
281	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
282	deadlocked coro.	541	deadlocked coro.
…		…
288		547
289	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.
290		549
291	=cut	550	=cut
292		551
293	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
294	our %LOCKER;#d#
295		553
296	sub lock_wait($) {	554	sub lock_wait($) {
297	my ($key) = @_;	555	$LOCKS->wait ($_[0]);
298
299	if ($LOCKER{$key} == $Coro::current) {#d#
300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301	return;#d#
302	}#d#
303
304	# wait for lock, if any
305	while ($LOCK{$key}) {
306	push @{ $LOCK{$key} }, $Coro::current;
307	Coro::schedule;
308	}
309	}	556	}
310		557
311	sub lock_acquire($) {	558	sub lock_acquire($) {
312	my ($key) = @_;	559	$LOCKS->guard ($_[0])
313
314	# wait, to be sure we are not locked
315	lock_wait $key;
316
317	$LOCK{$key} = [];
318	$LOCKER{$key} = $Coro::current;#d#
319
320	Coro::guard {
321	delete $LOCKER{$key};#d#
322	# wake up all waiters, to be on the safe side
323	$_->ready for @{ delete $LOCK{$key} };
324	}
325	}	560	}
326		561
327	sub lock_active($) {	562	sub lock_active($) {
328	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
329
330	! ! $LOCK{$key}
331	}	564	}
332		565
333	sub freeze_mainloop {	566	sub freeze_mainloop {
334	return unless $TICK_WATCHER->is_active;	567	tick_inhibit_inc;
335		568
336	my $guard = Coro::guard {	569	&Guard::guard (\&tick_inhibit_dec);
337	$TICK_WATCHER->start;
338	};
339	$TICK_WATCHER->stop;
340	$guard
341	}	570	}
342		571
343	=item cf::periodic $interval, $cb	572	=item cf::periodic $interval, $cb
344		573
345	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
346	get spread over timer.	575	get spread over time.
347		576
348	=cut	577	=cut
349		578
350	sub periodic($$) {	579	sub periodic($$) {
351	my ($interval, $cb) = @_;	580	my ($interval, $cb) = @_;
…		…
355	EV::periodic $start, $interval, 0, $cb	584	EV::periodic $start, $interval, 0, $cb
356	}	585	}
357		586
358	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
359		588
360	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
361	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
362	of cpu time till the next tick. The slot is only valid till the next cede.	591	C<$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.
363		596
364	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
365	used for statistical purposes and should identify the same time-class.	598	used for statistical purposes and should identify the same time-class.
366		599
367	Useful for short background jobs.	600	Useful for short background jobs.
368		601
369	=cut	602	=cut
370		603
371	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
372	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
373		607
374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
375	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
376	$Coro::current->desc ("timeslot manager");	610	$Coro::current->desc ("timeslot manager");
377		611
378	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
379		614
380	while () {	615	while () {
381	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
382	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
383	if ($avail > 0.01) {	621
384	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
385	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
386	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
387	$job->[2]->send;	626	$job->[2]->send;
388	Coro::cede;
389	goto next_job;	627	goto next_job;
390	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
391	}	630	}
392	}	631	}
393		632
394	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
395	# we do not use wait_for_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
396	push @cf::WAIT_FOR_TICK, $signal;
397	$signal->wait;
398	} else {	635	} else {
		636	$busy = 0;
399	Coro::schedule;	637	Coro::schedule;
400	}	638	}
401	}	639	}
402	};	640	};
403		641
404	sub get_slot($;$$) {	642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
405	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
406		646
407	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
408	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
409		650
410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
412	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
424	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
425		666
426	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
427		668
428	The design of Deliantra requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
429	is always able to handle events or runnable, as Deliantra is only	670	is always able to handle events or is runnable, as Deliantra is only
430	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
431	acceptable.	672	acceptable.
432		673
433	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
434	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
438	=cut	679	=cut
439		680
440	sub sync_job(&) {	681	sub sync_job(&) {
441	my ($job) = @_;	682	my ($job) = @_;
442		683
443	if ($Coro::current == $Coro::main) {	684	if (in_main) {
444	my $time = EV::time;	685	my $time = AE::time;
445		686
446	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
447	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
448		689
449	LOG llevError, Carp::longmess "sync job";#d#	690	#LOG llevError, Carp::longmess "sync job";#d#
450		691
451	# TODO: use suspend/resume instead
452	# (but this is cancel-safe)
453	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
454		693
455	my $busy = 1;	694	my $busy = 1;
456	my @res;	695	my @res;
457		696
458	(async {	697	(async {
459	$Coro::current->desc ("sync job coro");	698	$Coro::current->desc ("sync job coro");
460	@res = eval { $job->() };	699	@res = eval { $job->() };
461	warn $@ if $@;	700	error $@ if $@;
462	undef $busy;	701	undef $busy;
463	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
464		703
465	while ($busy) {	704	while ($busy) {
466	if (Coro::nready) {	705	if (Coro::nready) {
467	Coro::cede_notself;	706	Coro::cede_notself;
468	} else {	707	} else {
469	EV::loop EV::LOOP_ONESHOT;	708	EV::run EV::RUN_ONCE;
470	}	709	}
471	}	710	}
472		711
473	$time = EV::time - $time;	712	my $time = AE::time - $time;
474		713
475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
477
478	$tick_start += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
479		715
480	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
481	} else {	717	} else {
482	# we are in another coroutine, how wonderful, everything just works	718	# we are in another coroutine, how wonderful, everything just works
483		719
…		…
503	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
504		740
505	$coro	741	$coro
506	}	742	}
507		743
508	=item fork_call { }, $args	744	=item fork_call { }, @args
509		745
510	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
511	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
512	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
513	never block itself or use any form of event handling.	749	never block itself or use any form of event handling.
514		750
515	=cut	751	=cut
516		752
		753	sub post_fork {
		754	reset_signals;
		755	}
		756
517	sub fork_call(&@) {	757	sub fork_call(&@) {
518	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
519		759
520	# we seemingly have to make a local copy of the whole thing,
521	# otherwise perl prematurely frees the stuff :/
522	# TODO: investigate and fix (likely this will be rather laborious)
523
524	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
525	reset_signals;	761	cf::post_fork;
526	&$cb	762	&$cb
527	}, @args;	763	} @args;
528		764
529	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
530	}	804	}
531		805
532	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
533		807
534	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
544	within each server.	818	within each server.
545		819
546	=cut	820	=cut
547		821
548	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
549	my ($name) = @_;	826	my ($name) = @_;
550	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
551		828
552	eval {	829	eval {
553	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
563	}	840	}
564		841
565	our $DB;	842	our $DB;
566		843
567	sub db_init {	844	sub db_init {
568	cf::sync_job {
569	$DB ||= db_table "db";	845	$DB ||= db_table "db";
570	};
571	}	846	}
572		847
573	sub db_get($$) {	848	sub db_get($$) {
574	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
575		850
576	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
577	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
578		855
579	$! ? ()	856	$! ? ()
580	: $data	857	: $data
581	}
582	}	858	}
583		859
584	sub db_put($$$) {	860	sub db_put($$$) {
585	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
586	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
614		890
615	my @data;	891	my @data;
616	my $md5;	892	my $md5;
617		893
618	for (0 .. $#$src) {	894	for (0 .. $#$src) {
619	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
620	or Carp::croak "$src->[$_]: $!";
621	}	896	}
622		897
623	# if processing is expensive, check	898	# if processing is expensive, check
624	# checksum first	899	# checksum first
625	if (1) {	900	if (1) {
…		…
638		913
639	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
640	}	915	}
641	}	916	}
642		917
643	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
644	my $data = $process->(\@data);	919	my $data = $process->(\@data);
645	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
646		921
647	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
648		923
649	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
650	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
651	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
652		927
…		…
662		937
663	=cut	938	=cut
664		939
665	sub datalog($@) {	940	sub datalog($@) {
666	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
667	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
668	}	943	}
669		944
670	=back	945	=back
671		946
672	=cut	947	=cut
673		948
674	#############################################################################	949	#############################################################################
675		950
676	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
677		952
678	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
679	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")
680	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
681		956
682	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>
683	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
…		…
733	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
734		1009
735	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
736	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
737		1012
738	Some classes such as crossfire maps and objects can specify attachments	1013	Some classes such as deliantra maps and objects can specify attachments
739	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.
740		1015
741	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
742		1017
743	=over 4	1018	=over 4
…		…
867		1142
868	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
869	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
870		1145
871	} elsif (ref $type) {	1146	} elsif (ref $type) {
872	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
873		1148
874	} else {	1149	} else {
875	shift @arg;	1150	shift @arg;
876	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
877	}	1152	}
878	}	1153	}
879	}	1154	}
880		1155
881	sub _object_attach {	1156	sub _object_attach {
…		…
891	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
892	}	1167	}
893		1168
894	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
895	} else {	1170	} else {
896	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
897	}	1172	}
898		1173
899	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
900	}	1175	}
901		1176
…		…
960		1235
961	for (@$callbacks) {	1236	for (@$callbacks) {
962	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
963		1238
964	if ($@) {	1239	if ($@) {
965	warn "$@";
966	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
967	override;	1241	override;
968	}	1242	}
969		1243
970	return 1 if $override;	1244	return 1 if $override;
971	}	1245	}
…		…
1034		1308
1035	sub reattach {	1309	sub reattach {
1036	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
1037	my ($obj) = @_;	1311	my ($obj) = @_;
1038		1312
		1313	# no longer needed after getting rid of delete_package?
1039	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
1040		1315
1041	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
1042		1317
1043	@$registry = ();	1318	@$registry = ();
1044		1319
…		…
1049	for (@$attach) {	1324	for (@$attach) {
1050	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
1051	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
1052	}	1327	}
1053	} else {	1328	} else {
1054	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
1055	}	1330	}
1056	}	1331	}
1057	}	1332	}
1058		1333
1059	cf::attachable->attach (	1334	cf::attachable->attach (
…		…
1086	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1087		1362
1088	sync_job {	1363	sync_job {
1089	if (length $$rdata) {	1364	if (length $$rdata) {
1090	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1091	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1092	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1093		1369
1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1095	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1097	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	}
1098	close $fh;	1377	aio_close $fh;
1099		1378
1100	if (@$objs) {	1379	if (@$objs) {
1101	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) {
1102	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1104	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1105	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	}
1106	close $fh;	1388	aio_close $fh;
1107	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1108	}	1390	}
1109	} else {	1391	} else {
1110	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1111	}	1393	}
1112		1394
1113	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1114	} else {	1399	} else {
1115	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1116	}	1401	}
1117	} else {	1402	} else {
1118	aio_unlink $filename;	1403	aio_unlink $filename;
1119	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1120	}	1405	}
…		…
1144	my $st = eval { Coro::Storable::thaw $av };	1429	my $st = eval { Coro::Storable::thaw $av };
1145	$av = $st->{objs};	1430	$av = $st->{objs};
1146	}	1431	}
1147		1432
1148	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1149	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1150	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1151		1437
1152	($data, $av)	1438	($data, $av)
1153	}	1439	}
1154		1440
1155	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1159	=cut	1445	=cut
1160		1446
1161	#############################################################################	1447	#############################################################################
1162	# command handling &c	1448	# command handling &c
1163		1449
1164	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1165		1451
1166	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
1167	$name.	1453	$name.
1168		1454
1169	=cut	1455	=cut
…		…
1175	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1176		1462
1177	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1178	}	1464	}
1179		1465
1180	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1181		1467
1182	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1183	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
1184	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
1185	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
1186	has logged in successfully.	1472	has logged in successfully.
1187		1473
1188	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1189	called.
1190		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
1191	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1192		1482
1193	Register a callback for execution when the client sends an (asynchronous)	1483	Register a callback for execution when the client sends an (asynchronous)
1194	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
1195	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
1196	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
1197	log-in.	1487	log-in.
1198		1488
1199	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1200	called.
1201		1490
1202	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1203		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1204	sub register_extcmd {	1498	sub register_extcmd($$) {
1205	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1206		1500
1207	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1208	}	1502	}
1209		1503
1210	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1211	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1212		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1213	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1214	}	1514	}
1215		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1216	cf::player->attach (	1524	cf::player->attach (
1217	on_command => sub {	1525	on_unknown_command => sub {
1218	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1219		1527
1220	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1221	or return;	1529	or return;
1222		1530
…		…
1230	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1231		1539
1232	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1233		1541
1234	if (ref $msg) {	1542	if (ref $msg) {
1235	my ($type, $reply, @payload) =	1543	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1236	"ARRAY" eq ref $msg
1237	? @$msg
1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1239		1544
1240	my @reply;
1241
1242	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}) {
1243	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1244	}	1563	}
1245		1564
1246	$pl->ext_reply ($reply, @reply)
1247	if $reply;
1248
1249	} else {	1565	} else {
1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1251	}	1567	}
1252		1568
1253	cf::override;	1569	cf::override;
1254	},	1570	},
1255	);	1571	);
1256		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
1257	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1258	cf::sync_job {	1602	cf::sync_job {
1259	my %todo;	1603	my %todo;
1260		1604
1261	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1262	next unless -r $path;	1606	next unless -r $path;
…		…
1280		1624
1281	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1282	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1283		1627
1284	$ext{source} =	1628	$ext{source} =
1285	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1286	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1287	. $source	1631	. $source
1288	. "\n};\n1";	1632	. "\n};\n1";
1289		1633
1290	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1291	}	1635	}
1292		1636
		1637	my $pass = 0;
1293	my %done;	1638	my %done;
1294	while (%todo) {	1639	while (%todo) {
1295	my $progress;	1640	my $progress;
1296		1641
		1642	++$pass;
		1643
		1644	ext:
1297	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1298	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1299	goto skip	1647	next ext
1300	unless exists $done{$_};	1648	unless exists $done{$_};
1301	}	1649	}
1302		1650
1303	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1304		1652
1305	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 $@) {
1306	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1307	: "$v->{base}: extension inactive.\n";
1308		1666
		1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1309	if (exists $v->{meta}{mandatory}) {	1668	if exists $v->{meta}{mandatory};
1310	warn $msg;	1669
1311	warn "mandatory extension failed to load, exiting.\n";	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1312	exit 1;	1671	delete $todo{$k};
1313	}	1672	} else {
1314		1673	$done{$k} = delete $todo{$k};
1315	warn $msg;	1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1316	}	1679	}
1317
1318	$done{$k} = delete $todo{$k};
1319	push @EXTS, $v->{pkg};
1320	$progress = 1;
1321	}	1680	}
1322		1681
1323	skip:	1682	unless ($progress) {
1324	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1325	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1326	}	1692	}
1327	};	1693	};
1328	}	1694	}
1329		1695
1330	#############################################################################	1696	#############################################################################
1331		1697
1332	=back	1698	=back
1333		1699
1334	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1335		1701
1336	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1337		1703
1338	=cut	1704	=cut
1339		1705
1340	package cf::player;	1706	package cf::player;
1341		1707
…		…
1384		1750
1385	sub exists($) {	1751	sub exists($) {
1386	my ($login) = @_;	1752	my ($login) = @_;
1387		1753
1388	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1389	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1390	}	1756	}
1391		1757
1392	sub find($) {	1758	sub find($) {
1393	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1394	my $login = $_[0];	1760	my $login = $_[0];
…		…
1406	my $f = new_from_file cf::object::thawer path $login	1772	my $f = new_from_file cf::object::thawer path $login
1407	or return;	1773	or return;
1408		1774
1409	my $pl = cf::player::load_pl $f	1775	my $pl = cf::player::load_pl $f
1410	or return;	1776	or return;
		1777
1411	local $cf::PLAYER_LOADING{$login} = $pl;	1778	local $cf::PLAYER_LOADING{$login} = $pl;
1412	$f->resolve_delayed_derefs;	1779	$f->resolve_delayed_derefs;
1413	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1414	}	1781	}
1415	}	1782	}
1416	}	1783	}
1417		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($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
1418	sub save($) {	1798	sub save($) {
1419	my ($pl) = @_;	1799	my ($pl) = @_;
1420		1800
1421	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1422		1802
…		…
1425		1805
1426	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1427		1807
1428	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1429	$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];
1430		1815
1431	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1432	cf::cede_to_tick;	1817	cf::cede_to_tick;
1433	}	1818	}
1434		1819
…		…
1466	my ($pl) = @_;	1851	my ($pl) = @_;
1467		1852
1468	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1469		1854
1470	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1471	$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
1472		1857
1473	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1474	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1475	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1476	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1477		1866
1478	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1479	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1480	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1518		1907
1519	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
1520	my $path = path $login;	1909	my $path = path $login;
1521		1910
1522	# a .pst is a dead give-away for a valid player	1911	# a .pst is a dead give-away for a valid player
1523	unless (-e "$path.pst") {	1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1525	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1526	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
1527	}	1917	}
1528		1918
…		…
1532		1922
1533	\@logins	1923	\@logins
1534	}	1924	}
1535		1925
1536	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1537		1929
1538	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1539	player. May block.	1931	player. May block.
1540		1932
1541	=cut	1933	=cut
…		…
1559	}	1951	}
1560		1952
1561	\@paths	1953	\@paths
1562	}	1954	}
1563		1955
1564	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1565		1957
1566	Expand crossfire pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1567
1568	=cut
1569
1570	use re 'eval';
1571
1572	my $group;
1573	my $interior; $interior = qr{
1574	# match a pod interior sequence sans C<< >>
1575	(?:
1576	\ (.*?)\ (?{ $group = $^N })
1577	| < (??{$interior}) >
1578	)
1579	}x;
1580
1581	sub expand_cfpod {
1582	my ($self, $pod) = @_;
1583
1584	my $xml;
1585
1586	while () {
1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588	$group = $1;
1589
1590	$group =~ s/&/&amp;/g;
1591	$group =~ s/</&lt;/g;
1592
1593	$xml .= $group;
1594	} elsif ($pod =~ m%\G
1595	([BCGHITU])
1596	<
1597	(?:
1598	([^<>]*) (?{ $group = $^N })
1599	| < $interior >
1600	)
1601	>
1602	%gcsx
1603	) {
1604	my ($code, $data) = ($1, $group);
1605
1606	if ($code eq "B") {
1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608	} elsif ($code eq "I") {
1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610	} elsif ($code eq "U") {
1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612	} elsif ($code eq "C") {
1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614	} elsif ($code eq "T") {
1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616	} elsif ($code eq "G") {
1617	my ($male, $female) = split /\|/, $data;
1618	$data = $self->gender ? $female : $male;
1619	$xml .= expand_cfpod ($self, $data);
1620	} elsif ($code eq "H") {
1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1623	"")
1624	[$self->{hintmode}];
1625	} else {
1626	$xml .= "error processing '$code($data)' directive";
1627	}
1628	} else {
1629	if ($pod =~ /\G(.+)/) {
1630	warn "parse error while expanding $pod (at $1)";
1631	}
1632	last;
1633	}
1634	}
1635
1636	for ($xml) {
1637	# create single paragraphs (very hackish)
1638	s/(?<=\S)\n(?=\w)/ /g;
1639
1640	# compress some whitespace
1641	s/\s+\n/\n/g; # ws line-ends
1642	s/\n\n+/\n/g; # double lines
1643	s/^\n+//; # beginning lines
1644	s/\n+$//; # ending lines
1645	}
1646
1647	$xml
1648	}
1649
1650	no re 'eval';
1651
1652	sub hintmode {
1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1654	$_[0]{hintmode}
1655	}
1656
1657	=item $player->ext_reply ($msgid, @msg)
1658
1659	Sends an ext reply to the player.
1660
1661	=cut
1662
1663	sub ext_reply($$@) {
1664	my ($self, $id, @msg) = @_;
1665
1666	$self->ns->ext_reply ($id, @msg)
1667	}
1668		1959
1669	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1670		1961
1671	Sends an ext event to the client.	1962	Sends an ext event to the client.
1672		1963
…		…
1692		1983
1693	=cut	1984	=cut
1694		1985
1695	sub find_by_path($) {	1986	sub find_by_path($) {
1696	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1697		1990
1698	my ($match, $specificity);	1991	my ($match, $specificity);
1699		1992
1700	for my $region (list) {	1993	for my $region (list) {
1701	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1727	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1728	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1729		2022
1730	sub generate_random_map {	2023	sub generate_random_map {
1731	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1732	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1733	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1741	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1742	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1743	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1744	(cf::region::find $rmp->{region}), $rmp->{custom}
1745	)
1746	}	2029	}
1747		2030
1748	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1749		2032
1750	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
…		…
1755		2038
1756	sub register {	2039	sub register {
1757	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1758	my $pkg = caller;	2041	my $pkg = caller;
1759		2042
1760	no strict;
1761	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1762		2044
1763	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1764	}	2046	}
1765		2047
1766	# also paths starting with '/'	2048	# also paths starting with '/'
1767	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1768		2050
1769	sub thawer_merge {	2051	sub thawer_merge {
1770	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1771		2053
1772	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1777	}	2059	}
1778		2060
1779	sub normalise {	2061	sub normalise {
1780	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1781		2063
1782	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1783		2065
1784	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1785		2067
1786	# map plan:	2068	# map plan:
1787	#	2069	#
…		…
1802	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1803	$path = "$base/$path";	2085	$path = "$base/$path";
1804	}	2086	}
1805		2087
1806	for ($path) {	2088	for ($path) {
1807	redo if s{//}{/};
1808	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1809	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1810	}	2091	}
1811		2092
1812	$path	2093	$path
…		…
1826	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1827	return $self;	2108	return $self;
1828	}	2109	}
1829	}	2110	}
1830		2111
1831	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1832	()	2113	()
1833	}	2114	}
1834		2115
		2116	# may re-bless or do other evil things
1835	sub init {	2117	sub init {
1836	my ($self) = @_;	2118	my ($self) = @_;
1837		2119
1838	$self	2120	$self
1839	}	2121	}
…		…
1858		2140
1859	# the temporary/swap location	2141	# the temporary/swap location
1860	sub save_path {	2142	sub save_path {
1861	my ($self) = @_;	2143	my ($self) = @_;
1862		2144
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1865	}	2147	}
1866		2148
1867	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1868	sub uniq_path {	2150	sub uniq_path {
1869	my ($self) = @_;	2151	my ($self) = @_;
1870		2152
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	2154	"$UNIQUEDIR/$path"
1873	}
1874
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}	2155	}
1883		2156
1884	sub decay_objects {	2157	sub decay_objects {
1885	my ($self) = @_;	2158	my ($self) = @_;
1886		2159
…		…
1913	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1914		2187
1915	1	2188	1
1916	}	2189	}
1917		2190
		2191	# used to laod the header of an original map
1918	sub load_header_orig {	2192	sub load_header_orig {
1919	my ($self) = @_;	2193	my ($self) = @_;
1920		2194
1921	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1922	}	2196	}
1923		2197
		2198	# used to laod the header of an instantiated map
1924	sub load_header_temp {	2199	sub load_header_temp {
1925	my ($self) = @_;	2200	my ($self) = @_;
1926		2201
1927	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1928	}	2203	}
1929		2204
		2205	# called after loading the header from an instantiated map
1930	sub prepare_temp {	2206	sub prepare_temp {
1931	my ($self) = @_;	2207	my ($self) = @_;
1932		2208
1933	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1934	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1935	# safety	2211	# safety
1936	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1937	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1938	}	2214	}
1939		2215
		2216	# called after loading the header from an original map
1940	sub prepare_orig {	2217	sub prepare_orig {
1941	my ($self) = @_;	2218	my ($self) = @_;
1942		2219
1943	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1944	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1968		2245
1969	sub find;	2246	sub find;
1970	sub find {	2247	sub find {
1971	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1972		2249
		2250	cf::cede_to_tick;
		2251
1973	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1974		2253
1975	cf::lock_wait "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2256
1978	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_find:$path";
1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1982	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
1983	or return;	2259	or return;
1984		2260
1985	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
1986		2262
…		…
1988	or return;	2264	or return;
1989		2265
1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1991	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
1992	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
1993	undef $guard1;	2270	undef $guard1;
1994	undef $guard2;
1995	$map->reset;	2271	$map->reset;
1996	return find $path;	2272	return find $path;
1997	}	2273	}
1998		2274
1999	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
2000	}	2276	}
2001	}	2277	}
2002		2278
2003	sub pre_load { }	2279	sub pre_load { }
2004	sub post_load { }	2280	#sub post_load { } # XS
2005		2281
2006	sub load {	2282	sub load {
2007	my ($self) = @_;	2283	my ($self) = @_;
2008		2284
2009	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2012		2288
2013	{	2289	{
2014	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
2015		2291
2016	return unless $self->valid;	2292	return unless $self->valid;
2017	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
2018
2019	$self->in_memory (cf::MAP_LOADING);
2020		2294
2021	$self->alloc;	2295	$self->alloc;
2022		2296
2023	$self->pre_load;	2297	$self->pre_load;
2024	cf::cede_to_tick;	2298	cf::cede_to_tick;
2025		2299
		2300	if (exists $self->{load_path}) {
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2302	$f->skip_block;
2028	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
2029	or return;	2304	or return;
2030		2305
2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
2032	if delete $self->{load_original};	2307	if delete $self->{load_original};
2033		2308
2034	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2310	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
2037	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
2038	$self->clear_unique_items;	2313	$self->clear_unique_items;
2039	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
2040	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
2041	}	2317	}
2042	}	2318	}
2043	}
2044		2319
2045	$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);
2046		2327
2047	cf::cede_to_tick;	2328	cf::cede_to_tick;
2048	# now do the right thing for maps	2329	# now do the right thing for maps
2049	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
2050	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
2054	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2336	$self->decay_objects;
2056	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
2057	$self->update_buttons;	2338	$self->update_buttons;
2058	cf::cede_to_tick;	2339	cf::cede_to_tick;
2059	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
2060	cf::cede_to_tick;
2061	$self->activate;
2062	}	2341	}
2063		2342
2064	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
2066
2067	$self->in_memory (cf::MAP_IN_MEMORY);
2068	}	2345	}
2069		2346
2070	$self->post_load;	2347	$self->post_load;
2071	}
2072		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
2073	sub customise_for {	2355	sub customise_for {
2074	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
2075		2357
2076	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2359	if $self->per_player;
…		…
2080	# if $self->per_party;	2362	# if $self->per_party;
2081		2363
2082	$self	2364	$self
2083	}	2365	}
2084		2366
2085	# find and load all maps in the 3x3 area around a map
2086	sub load_neighbours {
2087	my ($map) = @_;
2088
2089	my @neigh; # diagonal neighbours
2090
2091	for (0 .. 3) {
2092	my $neigh = $map->tile_path ($_)
2093	or next;
2094	$neigh = find $neigh, $map
2095	or next;
2096	$neigh->load;
2097
2098	push @neigh,
2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2101	}
2102
2103	for (grep defined $_->[0], @neigh) {
2104	my ($path, $origin) = @$_;
2105	my $neigh = find $path, $origin
2106	or next;
2107	$neigh->load;
2108	}
2109	}
2110
2111	sub find_sync {	2367	sub find_sync {
2112	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2113		2369
2114	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
2115	}	2375	}
2116		2376
2117	sub do_load_sync {	2377	sub do_load_sync {
2118	my ($map) = @_;	2378	my ($map) = @_;
2119		2379
		2380	# it's a bug to call this from the main context
2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2121	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2122		2383
2123	cf::sync_job { $map->load };	2384	$map->load;
2124	}	2385	}
2125		2386
2126	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2127	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2128		2389
2129	sub find_async {	2390	sub find_async {
2130	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2131		2392
2132	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2133		2394
2134	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
2136	}	2397	}
2137		2398
2138	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2139		2400
2140	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
2141	$Coro::current->{desc} = "map prefetcher";	2402	$Coro::current->{desc} = "map prefetcher";
2142		2403
2143	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2144	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2145	if (my $map = find $k) {	2406	if (my $map = find $k) {
2146	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2147	}	2408	}
2148		2409
2149	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2150	}	2411	}
2151	}	2412	}
…		…
2154	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2155		2416
2156	()	2417	()
2157	}	2418	}
2158		2419
		2420	# common code, used by both ->save and ->swapout
2159	sub save {	2421	sub _save {
2160	my ($self) = @_;	2422	my ($self) = @_;
2161
2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2163		2423
2164	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2165		2425
2166	return unless $self->dirty;	2426	return unless $self->dirty;
2167		2427
…		…
2176		2436
2177	cf::async {	2437	cf::async {
2178	$Coro::current->{desc} = "map player save";	2438	$Coro::current->{desc} = "map player save";
2179	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
2180	};	2440	};
		2441
		2442	cf::get_slot 0.02;
2181		2443
2182	if ($uniq) {	2444	if ($uniq) {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2185	} else {	2447	} else {
2186	$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);
2187	}	2449	}
2188	}	2450	}
2189		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2190	sub swap_out {	2460	sub swap_out {
2191	my ($self) = @_;	2461	my ($self) = @_;
2192		2462
2193	# save first because save cedes
2194	$self->save;
2195
2196	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2197		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2198	return if $self->players;	2467	return if $self->players;
2199	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
2200	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2201		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
2202	$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};
2203		2519
2204	$self->deactivate;	2520	$self->deactivate;
2205	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2206	$self->clear;	2522	$self->clear;
2207	}
2208
2209	sub reset_at {
2210	my ($self) = @_;
2211
2212	# TODO: safety, remove and allow resettable per-player maps
2213	return 1e99 if $self->{deny_reset};
2214
2215	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2216	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2217
2218	$time + $to
2219	}
2220
2221	sub should_reset {
2222	my ($self) = @_;
2223
2224	$self->reset_at <= $cf::RUNTIME
2225	}
2226
2227	sub reset {
2228	my ($self) = @_;
2229
2230	my $lock = cf::lock_acquire "map_data:$self->{path}";
2231
2232	return if $self->players;
2233
2234	warn "resetting map ", $self->path;
2235
2236	$self->in_memory (cf::MAP_SWAPPED);
2237
2238	# need to save uniques path
2239	unless ($self->{deny_save}) {
2240	my $uniq = $self->uniq_path; utf8::encode $uniq;
2241
2242	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2243	if $uniq;
2244	}
2245
2246	delete $cf::MAP{$self->path};
2247
2248	$self->deactivate;
2249	$_->clear_links_to ($self) for values %cf::MAP;
2250	$self->clear;
2251		2523
2252	$self->unlink_save;	2524	$self->unlink_save;
2253	$self->destroy;	2525	$self->destroy;
2254	}	2526	}
2255		2527
…		…
2263		2535
2264	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2265		2537
2266	$self->unlink_save;	2538	$self->unlink_save;
2267		2539
2268	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2269	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2270	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2271	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2273		2545
…		…
2322		2594
2323	sub unique_maps() {	2595	sub unique_maps() {
2324	[	2596	[
2325	map {	2597	map {
2326	utf8::decode $_;	2598	utf8::decode $_;
2327	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2328	? normalise $_	2602	: normalise $_
2329	: ()
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2604	]
2332	}	2605	}
2333		2606
2334	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	}
2335		2638
2336	=back	2639	=back
2337		2640
2338	=head3 cf::object	2641	=head3 cf::object
2339		2642
…		…
2343		2646
2344	=over 4	2647	=over 4
2345		2648
2346	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2347		2650
2348	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.
2349		2653
2350	=cut	2654	=cut
2351		2655
2352	sub inv_recursive_;	2656	sub inv_recursive_;
2353	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2358	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2359	}	2663	}
2360		2664
2361	=item $ref = $ob->ref	2665	=item $ref = $ob->ref
2362		2666
2363	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.
2364		2668
2365	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2366		2670
2367	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,
2368	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2369		2673
2370	=cut	2674	=cut
2371		2675
2372	sub deref {	2676	sub deref {
…		…
2400	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
2401	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2402		2706
2403	=cut	2707	=cut
2404		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
2405	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2406	# with dialog boxes.	2724	# with dialog boxes.
2407	#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
2408	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
2409	my ($self, $npc, $msg, $flags) = @_;	2727	my ($self, $npc, $msg, $flags) = @_;
…		…
2420	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2422		2740
2423	} else {	2741	} else {
2424	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2425	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2426	}	2744	}
2427	}	2745	}
2428	}	2746	}
2429		2747
2430	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2440	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2441		2759
2442	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2443	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2444		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2445	=cut	2788	=cut
2446		2789
2447	sub cf::object::player::may {	2790	sub cf::object::player::may {
2448	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2449		2792
2450	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2451	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2452	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2453	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2454	}	2797	}
2455		2798
2456	=item $player_object->enter_link	2799	=item $player_object->enter_link
2457		2800
2458	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}>).
2459		2802
2460	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.
2461	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.
2462		2807
2463	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.
2464		2815
2465	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2466		2817
2467	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2468	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2486	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2838	my ($self) = @_;
2488		2839
2489	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2490		2841
		2842	++$self->{_link_recursion};
		2843
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2845
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2495		2848
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2850	}
2498		2851
2499	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2501		2854
…		…
2518	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2520		2873
2521	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2524		2877
2525	$map->load;	2878	$map->load;
2526	$map->load_neighbours;
2527		2879
2528	return unless $self->contr->active;	2880	return unless $self->contr->active;
2529	$self->activate_recursive;
2530		2881
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2533	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2534		2889
		2890	}
		2891
2535	=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)]])
2536		2893
2537	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
2538	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2539	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
2540	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
2541	be called at the end of this process.	2898	be called at the end of this process.
2542		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
2543	=cut	2903	=cut
2544		2904
2545	our $GOTOGEN;	2905	our $GOTOGEN;
2546		2906
2547	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2548	my ($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	}
2549		2915
2550	# 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
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2918
2553	$self->enter_link;	2919	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2939	($path, $x, $y) = (undef, undef, undef);
2574	}	2940	}
2575	}	2941	}
2576		2942
2577	my $map = eval {	2943	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2945
2580	if ($map) {	2946	if ($map) {
2581	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2949	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2951	}
2586		2952
2587	$map	2953	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2598	}	2964	}
2599		2965
2600	$done->() if $done;	2966	$done->($self) if $done;
2601	})->prio (1);	2967	})->prio (1);
2602	}	2968	}
2603		2969
2604	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2605		2971
…		…
2625	}	2991	}
2626		2992
2627	sub prepare_random_map {	2993	sub prepare_random_map {
2628	my ($exit) = @_;	2994	my ($exit) = @_;
2629		2995
2630	my $guard = cf::lock_acquire "exit_prepare:$exit";
2631
2632	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2633	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2634	# that depends on the exit object	2998	# that depends on the exit object
2635		2999
2636	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2638	if ($exit->map) {	3002	if ($exit->map) {
2639	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2640	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2641	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2642	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2643	}	3009	}
2644		3010
2645	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2646		3012
2647	my $data = cf::encode_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2648	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2649	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2650		3016
2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2652	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2653	undef $fh;	3019	undef $fh;
2654	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2655		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2656	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2657	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2658	}	3028	}
2659	}	3029	}
2660		3030
2661	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2662	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2663		3033
2664	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2665		3035
2666	if ($exit->slaying eq "/!") {
2667	#TODO: this should de-fi-ni-te-ly not be a sync-job
2668	# the problem is that $exit might not survive long enough
2669	# so it needs to be done right now, right here
2670	cf::sync_job { prepare_random_map $exit };
2671	}
2672
2673	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2674	my $hp = $exit->stats->hp;
2675	my $sp = $exit->stats->sp;
2676
2677	$self->enter_link;	3036	$self->enter_link;
2678		3037
2679	# if exit is damned, update players death & WoR home-position
2680	$self->contr->savebed ($slaying, $hp, $sp)
2681	if $exit->flag (FLAG_DAMNED);
2682
2683	(async {	3038	(async {
2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3039	$Coro::current->{desc} = "enter_exit";
2685		3040
2686	$self->deactivate_recursive; # just to be sure
2687	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
2688	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2689		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
2690	1;	3077	1
2691	}) {	3078	}) {
2692	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2693	. "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. "
2694	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2695	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2696		3083
2697	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2698	$self->leave_link;	3085	$self->leave_link;
2699	}	3086	}
2700	})->prio (1);	3087	})->prio (1);
2701	}	3088	}
2702		3089
2703	=head3 cf::client	3090	=head3 cf::client
2704		3091
2705	=over 4	3092	=over 4
2706		3093
2707	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2708		3095
2709	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2710	should not be used under normal circumstances.	3097	them as required.
2711		3098
2712	=cut	3099	=cut
2713		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2714	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2715	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2716		3105
2717	utf8::encode $text;	3106	# try lzf for large packets
2718	$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);
2719	}	3117	}
2720		3118
2721	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2722		3120
2723	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2724	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2725	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2726	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2727		3125
2728	=cut	3126	=cut
2729		3127
2730	# non-persistent channels (usually the info channel)	3128	# non-persistent channels (usually the info channel)
2731	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	},
2732	"c/identify" => {	3136	"c/identify" => {
2733	id => "infobox",	3137	id => "infobox",
2734	title => "Identify",	3138	title => "Identify",
2735	reply => undef,	3139	reply => undef,
2736	tooltip => "Items recently identified",	3140	tooltip => "Items recently identified",
…		…
2738	"c/examine" => {	3142	"c/examine" => {
2739	id => "infobox",	3143	id => "infobox",
2740	title => "Examine",	3144	title => "Examine",
2741	reply => undef,	3145	reply => undef,
2742	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",
2743	},	3153	},
2744	"c/book" => {	3154	"c/book" => {
2745	id => "infobox",	3155	id => "infobox",
2746	title => "Book",	3156	title => "Book",
2747	reply => undef,	3157	reply => undef,
…		…
2761	},	3171	},
2762	"c/body" => {	3172	"c/body" => {
2763	id => "infobox",	3173	id => "infobox",
2764	title => "Body Parts",	3174	title => "Body Parts",
2765	reply => undef,	3175	reply => undef,
2766	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",
2767	},	3213	},
2768	"c/uptime" => {	3214	"c/uptime" => {
2769	id => "infobox",	3215	id => "infobox",
2770	title => "Uptime",	3216	title => "Uptime",
2771	reply => undef,	3217	reply => undef,
…		…
2775	id => "infobox",	3221	id => "infobox",
2776	title => "Map Info",	3222	title => "Map Info",
2777	reply => undef,	3223	reply => undef,
2778	tooltip => "Information related to the maps",	3224	tooltip => "Information related to the maps",
2779	},	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" => $CHAT_CHANNEL,
2780	);	3246	);
2781		3247
2782	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2783	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2784		3250
2785	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2786		3253
2787	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2788		3255
2789	# check predefined channels, for the benefit of C	3256	# check predefined channels, for the benefit of C
2790	if ($CHANNEL{$channel}) {	3257	if ($CHANNEL{$channel}) {
2791	$channel = $CHANNEL{$channel};	3258	$channel = $CHANNEL{$channel};
2792		3259
2793	$self->ext_msg (channel_info => $channel)	3260	$self->ext_msg (channel_info => $channel);
2794	if $self->can_msg;
2795
2796	$channel = $channel->{id};	3261	$channel = $channel->{id};
2797		3262
2798	} elsif (ref $channel) {	3263	} elsif (ref $channel) {
2799	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2800	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2801	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2802	$self->ext_msg (channel_info => $channel)	3267	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804	}	3268	}
2805		3269
2806	$channel = $channel->{id};	3270	$channel = $channel->{id};
2807	}	3271	}
2808		3272
2809	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2810		3274
2811	if ($self->can_msg) {
2812	# default colour, mask it out	3275	# default colour, mask it out
2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2814	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2815		3278
2816	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2818	} else {	3282	);
2819	if ($color >= 0) {
2820	# replace some tags by gcfclient-compatible ones
2821	for ($msg) {
2822	1 while
2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2828	}
2829		3283
2830	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($pkt);
2831
2832	utf8::encode $msg;
2833
2834	if (0 && $msg =~ /\[/) {
2835	# COMMAND/INFO
2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2837	} else {
2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2839	$self->send_packet ("drawinfo $color $msg")
2840	}
2841	}
2842	}
2843	}	3285	}
2844		3286
2845	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2846		3288
2847	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2849	=cut	3291	=cut
2850		3292
2851	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2852	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2853		3295
2854	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2856	} elsif ($self->extcmd == 1) { # TODO: remove
2857	push @msg, msgtype => "event_$type";
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2859	}
2860	}
2861
2862	=item $client->ext_reply ($msgid, @msg)
2863
2864	Sends an ext reply to the client.
2865
2866	=cut
2867
2868	sub cf::client::ext_reply($$@) {
2869	my ($self, $id, @msg) = @_;
2870
2871	if ($self->extcmd == 2) {
2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2873	} elsif ($self->extcmd == 1) {
2874	#TODO: version 1, remove
2875	unshift @msg, msgtype => "reply", msgid => $id;
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2877	}
2878	}	3297	}
2879		3298
2880	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2881		3300
2882	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2902		3321
2903	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2904	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2905		3324
2906	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;
2907	}	3365	}
2908		3366
2909	cf::client->attach (	3367	cf::client->attach (
2910	on_connect => sub {	3368	on_connect => sub {
2911	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2937	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2938		3396
2939	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2940		3398
2941	if (ref $msg) {	3399	if (ref $msg) {
2942	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2943	"ARRAY" eq ref $msg
2944	? @$msg
2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2946		3401
2947	my @reply;
2948
2949	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}) {
2950	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2951	}	3420	}
2952
2953	$ns->ext_reply ($reply, @reply)
2954	if $reply;
2955
2956	} else {	3421	} else {
2957	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";
2958	}	3423	}
2959		3424
2960	cf::override;	3425	cf::override;
2961	},	3426	},
2962	);	3427	);
…		…
2982		3447
2983	$coro	3448	$coro
2984	}	3449	}
2985		3450
2986	cf::client->attach (	3451	cf::client->attach (
2987	on_destroy => sub {	3452	on_client_destroy => sub {
2988	my ($ns) = @_;	3453	my ($ns) = @_;
2989		3454
2990	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2991	},	3456	},
2992	);	3457	);
…		…
3008	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
3009		3474
3010	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
3011		3476
3012	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
3013	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
3014	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
3015	sort time	3480	sort time
3016	));	3481	));
3017		3482
3018	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
3021		3486
3022	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
3023		3488
3024	cf::object	3489	cf::object
3025	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
3026	insert remove name archname title slaying race decrease_ob_nr	3491	insert remove name archname title slaying race decrease split
		3492	value
3027		3493
3028	cf::object::player	3494	cf::object::player
3029	player	3495	player
3030		3496
3031	cf::player	3497	cf::player
…		…
3036		3502
3037	=cut	3503	=cut
3038		3504
3039	for (	3505	for (
3040	["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
3041	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
3042	decrease_ob_nr destroy)],	3508	decrease split destroy change_exp value msg lore send_msg)],
3043	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
3044	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
3045	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
3046	) {	3512	) {
3047	no strict 'refs';
3048	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
3049	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3050	for @funs;	3515	for @funs;
3051	}	3516	}
3052		3517
…		…
3067		3532
3068	my $qcode = $code;	3533	my $qcode = $code;
3069	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3070	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
3071		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
3072	local $_;	3540	local $_;
3073	local @safe::cf::_safe_eval_args = values %vars;
3074		3541
3075	my $eval =	3542	my $eval =
3076	"do {\n"	3543	"do {\n"
3077	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3078	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
3079	. $code	3546	. $code
3080	. "\n}"	3547	. "\n}"
3081	;	3548	;
3082		3549
		3550	if ($CFG{safe_eval}) {
3083	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
3084	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3085	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	}
3086		3559
3087	if ($@) {	3560	if ($@) {
3088	warn "$@";	3561	warn "$@",
3089	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
3090	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
3091	}	3564	}
3092		3565
3093	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
3094	}	3567	}
3095		3568
…		…
3109	=cut	3582	=cut
3110		3583
3111	sub register_script_function {	3584	sub register_script_function {
3112	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
3113		3586
3114	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
3115	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
3116	}	3589	}
3117		3590
3118	=back	3591	=back
3119		3592
3120	=cut	3593	=cut
3121		3594
3122	#############################################################################	3595	#############################################################################
3123	# the server's init and main functions	3596	# the server's init and main functions
3124		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, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
3125	sub load_facedata($) {	3675	sub load_facedata($) {
3126	my ($path) = @_;	3676	my ($path) = @_;
3127		3677
3128	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();
3131
3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3133		3679
3134	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
3135		3681
3136	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
3137	0 < aio_load $path, $facedata
3138	or die "$path: $!";
3139
3140	$facedata = Coro::Storable::thaw $facedata;
3141		3683
3142	$facedata->{version} == 2	3684	$facedata->{version} == 2
3143	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3144		3686
3145	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3146	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3147	type => FT_RSRC,	3689
3148	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
3149	};	3691
3150	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
3151		3695
3152	{	3696	{
3153	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
3154		3698
3155	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157		3702
3158	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
3159	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3160	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};
3161	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};
3162		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3163	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3164	}	3710	}
3165		3711
3166	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3167	next unless $info->{smooth};	3713	next unless $info->{smooth};
3168		3714
…		…
3171		3717
3172	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3173	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3175	} else {	3721	} else {
3176	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3177	}	3723	}
3178
3179	cf::cede_to_tick;
3180	}	3724	}
3181	}	3725	}
3182		3726
3183	{	3727	{
3184	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3185		3729
3186	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3187	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3188	cf::cede_to_tick;
3189	}	3732	}
3190		3733
3191	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3192	}	3735	}
3193		3736
3194	{	3737	{
3195	# TODO: for gcfclient pleasure, we should give resources
3196	# that gcfclient doesn't grok a >10000 face index.
3197	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3198		3739
3199	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
3200	if (defined $info->{type}) {	3741	if (defined (my $type = $info->{type})) {
		3742	# TODO: different hash - must free and use new index, or cache ixface data queue
3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3202	my $data;
3203		3744
3204	if ($info->{type} & 1) {
3205	# prepend meta info
3206
3207	my $meta = $enc->encode ({
3208	name => $name,
3209	%{ $info->{meta} || {} },
3210	});
3211
3212	$data = pack "(w/a*)*", $meta, $info->{data};
3213	} else {
3214	$data = $info->{data};
3215	}
3216
3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218	cf::face::set_type $idx, $info->{type};	3745	cf::face::set_type $idx, $type;
		3746	cf::face::set_csum $idx, 0, $info->{hash};
		3747	$cf::face::SIZE[0][$idx] = $info->{size};
		3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3750	$cf::face::HASH{$info->{hash}} = $idx;
3219	} else {	3751	} else {
3220	$RESOURCE{$name} = $info;	3752	# $RESOURCE{$name} = $info; # unused
3221	}	3753	}
3222
3223	cf::cede_to_tick;
3224	}	3754	}
3225	}	3755	}
		3756
		3757	($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;
3226		3766
3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3228		3768
		3769	aio_close $fh if $fh; # close old facedata
		3770
3229	1	3771	1
3230	}	3772	}
3231
3232	cf::global->attach (on_resource_update => sub {
3233	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3234	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3235
3236	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3237	my $sound = $soundconf->{compat}[$_]
3238	or next;
3239
3240	my $face = cf::face::find "sound/$sound->[1]";
3241	cf::sound::set $sound->[0] => $face;
3242	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3243	}
3244
3245	while (my ($k, $v) = each %{$soundconf->{event}}) {
3246	my $face = cf::face::find "sound/$v";
3247	cf::sound::set $k => $face;
3248	}
3249	}
3250	});
3251		3773
3252	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
3253	my ($ns, $want) = @_;	3775	my ($ns, $want) = @_;
3254		3776
3255	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
3256	$ns->fx_want ($k, $v);	3778	$ns->fx_want ($k, $v);
3257	}	3779	}
3258	};	3780	};
		3781
		3782	sub load_resource_file($) {
		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	}
3259		3805
3260	sub reload_regions {	3806	sub reload_regions {
3261	# 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
3262	# for this (global event?)	3808	# for this (global event?)
3263	%ext::player_env::MUSIC_FACE_CACHE = ();	3809	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3270	if exists $_->{match};	3816	if exists $_->{match};
3271	}	3817	}
3272	}	3818	}
3273		3819
3274	sub reload_facedata {	3820	sub reload_facedata {
3275	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3276	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3277	}	3823	}
3278		3824
3279	sub reload_archetypes {	3825	sub reload_archetypes {
3280	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3281	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
3282	#d# NEED to laod twice to resolve forward references	3828
3283	# this really needs to be done in an extra post-pass	3829	cf::face::set
3284	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
3285	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
3286	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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3287	}	3854	}
3288		3855
3289	sub reload_treasures {	3856	sub reload_treasures {
3290	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3291	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3292	}	3859	}
3293		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
3294	sub reload_resources {	3881	sub reload_resources {
3295	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3296		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
3297	reload_regions;	3889	reload_regions;
3298	reload_facedata;
3299	#reload_archetypes;#d#
3300	reload_archetypes;
3301	reload_treasures;	3890	reload_treasures;
3302		3891
3303	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3304	}
3305
3306	sub init {
3307	reload_resources;
3308	}	3893	}
3309		3894
3310	sub reload_config {	3895	sub reload_config {
3311	open my $fh, "<:utf8", "$CONFDIR/config"	3896	trace "reloading config file...\n";
3312	or return;
3313		3897
3314	local $/;	3898	my $config = load_file "$CONFDIR/config";
3315	*CFG = YAML::Load <$fh>;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3316		3901
3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3318		3903
3319	$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};
3320	$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};
3321		3906
3322	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3326	};	3911	};
3327	warn $@ if $@;	3912	warn $@ if $@;
3328	}	3913	}
3329	}	3914	}
3330		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
3331	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
3332	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3333	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3334	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#
3335	(async {	3958	(async {
3336	$Coro::current->{desc} = "IDLE BUG HANDLER";	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
3337	EV::loop EV::LOOP_ONESHOT;	3960	EV::run EV::RUN_ONCE;
3338	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3339	};	3962	};
3340		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;
3341	reload_config;	3978	reload_config;
3342	db_init;	3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
3343	load_extensions;	3988	load_extensions;
3344		3989
3345	$TICK_WATCHER->start;	3990	utime time, time, $RUNTIMEFILE;
3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3991
3347	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;
3348	}	4007	}
3349		4008
3350	#############################################################################	4009	#############################################################################
3351	# initialisation and cleanup	4010	# initialisation and cleanup
3352		4011
3353	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3354	BEGIN {	4013	BEGIN {
3355	our %SIGWATCHER = ();	4014	our %SIGWATCHER = ();
3356	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3358	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3359	};	4018	};
3360	}	4019	}
3361	}	4020	}
3362		4021
3363	sub write_runtime {	4022	sub write_runtime_sync {
3364	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3365		4024
3366	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3367	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3368		4027
3369	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3370		4029
3371	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3372		4031
3373	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3374	or return;	4033	or return;
3375		4034
3376	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3377	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3378	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3388	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3389		4048
3390	close $fh	4049	close $fh
3391	or return;	4050	or return;
3392		4051
3393	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3394	and return;	4053	and return;
3395		4054
3396	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3397		4056
3398	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 };
3399	}	4108	}
3400		4109
3401	sub emergency_save() {	4110	sub emergency_save() {
3402	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3403		4112
3404	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;
3405		4119
3406	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3407	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3408	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3409	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3410	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3411	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3412	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3413	$pl->valid or next;	4129	$pl->valid or next;
3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3415	$pl->save;	4131	$pl->save;
3416	}	4132	}
3417	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3418		4134
3419	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";
3420	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3421	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3422	$map->valid or next;	4140	$map->valid or next;
3423	$map->save;	4141	$map->save;
3424	}	4142	}
3425	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3426		4144
3427	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";
3428	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3429	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 $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3430	};	4173	};
3431		4174
3432	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3433	}	4176	}
3434		4177
3435	sub post_cleanup {	4178	sub post_cleanup {
3436	my ($make_core) = @_;	4179	my ($make_core) = @_;
3437		4180
		4181	IO::AIO::flush;
		4182
3438	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3439	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	}
3440	}	4213	}
3441		4214
3442	sub do_reload_perl() {	4215	sub do_reload_perl() {
3443	# can/must only be called in main	4216	# can/must only be called in main
3444	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3445	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3446	return;	4219	return;
3447	}	4220	}
3448		4221
3449	warn "reloading...";	4222	return if $RELOAD++;
3450		4223
3451	warn "entering sync_job";	4224	my $t1 = AE::time;
3452		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
3453	cf::sync_job {	4232	cf::sync_job {
3454	cf::write_runtime; # external watchdog should not bark
3455	cf::emergency_save;	4233	#cf::emergency_save;
3456	cf::write_runtime; # external watchdog should not bark
3457		4234
3458	warn "syncing database to disk";
3459	BDB::db_env_txn_checkpoint $DB_ENV;
3460
3461	# if anything goes wrong in here, we should simply crash as we already saved
3462
3463	warn "flushing outstanding aio requests";
3464	for (;;) {
3465	BDB::flush;
3466	IO::AIO::flush;
3467	Coro::cede_notself;
3468	last unless IO::AIO::nreqs || BDB::nreqs;
3469	warn "iterate...";
3470	}
3471
3472	++$RELOAD;
3473
3474	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3475	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3476	%EXT_CORO = ();	4237	%EXT_CORO = ();
3477		4238
3478	warn "removing commands";	4239	trace "perl_reload: removing commands";
3479	%COMMAND = ();	4240	%COMMAND = ();
3480		4241
3481	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3482	%EXTCMD = ();	4243	%EXTCMD = ();
3483	%EXTICMD = ();	4244	%EXTICMD = ();
3484		4245
3485	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3486	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3487	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3488		4249
3489	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3490	eval {	4251	eval {
3491	$cb->($pkg);	4252	$cb->($pkg);
3492	1	4253	1
3493	} 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;
3494	}	4259	}
3495		4260
3496	warn "... nuking $pkg";
3497	Symbol::delete_package $pkg;
3498	}
3499
3500	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3501	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3502	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3503		4264
3504	warn "... unloading $k";	4265	trace "... unloading $k";
3505	delete $INC{$k};	4266	delete $INC{$k};
3506		4267
3507	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3508	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3509		4270
3510	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3511	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3512	}	4276	}
3513		4277
3514	Symbol::delete_package $k;
3515	}
3516
3517	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3518	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3519	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);
3520		4281
3521	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3522	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3523	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3524		4285
3525	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3526	# and global variables created in xs	4287	# and global variables created in xs
3527	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3528		4289
3529	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3530		4291
3531	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3532	require cf;	4293	require cf;
3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3534		4295
3535	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3536	cf::reload_config;	4297	cf::reload_config;
3537		4298
3538	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3539	cf::load_extensions;	4300	cf::load_extensions;
3540		4301
		4302	if ($REATTACH_ON_RELOAD) {
3541	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3542	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3543	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3544	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3545	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3546	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3547		4310
3548	warn "leaving sync_job";	4311	cf::_post_init 1;
3549		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3550	1	4315	1
3551	} or do {	4316	} or do {
3552	warn $@;	4317	error $@;
3553	warn "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3554	exit 1;	4319	};
		4320
		4321	--$RELOAD;
3555	};	4322	}
3556		4323
3557	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3558	};	4326	};
3559		4327
3560	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3561		4329
3562	sub reload_perl() {	4330	sub reload_perl() {
3563	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3564	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3565		4333
		4334	$RELOAD_WATCHER ||= cf::async {
		4335	Coro::AIO::aio_wait cache_extensions;
		4336
3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4338	do_reload_perl;
3567	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3568	do_reload_perl;	4340	};
3569	};	4341	};
3570	}	4342	}
3571		4343
3572	register_command "reload" => sub {	4344	register_command "reload" => sub {
3573	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
…		…
3579	reload_perl;	4351	reload_perl;
3580	};	4352	};
3581	}	4353	}
3582	};	4354	};
3583		4355
3584	unshift @INC, $LIBDIR;	4356	#############################################################################
3585		4357
3586	my $bug_warning = 0;	4358	my $bug_warning = 0;
3587		4359
3588	our @WAIT_FOR_TICK;
3589	our @WAIT_FOR_TICK_BEGIN;
3590
3591	sub wait_for_tick {	4360	sub wait_for_tick() {
3592	return unless $TICK_WATCHER->is_active;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3593	return if $Coro::current == $Coro::main;
3594		4362
3595	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3596	push @WAIT_FOR_TICK, $signal;
3597	$signal->wait;
3598	}	4364	}
3599		4365
3600	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3601	return unless $TICK_WATCHER->is_active;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3602	return if $Coro::current == $Coro::main;
3603		4368
3604	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3605	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3606	$signal->wait;	4371	$signal->wait;
3607	}	4372	}
3608		4373
3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4374	sub tick {
3610	if ($Coro::current != $Coro::main) {	4375	if ($Coro::current != $Coro::main) {
3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3612	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3613	return;	4378	return;
3614	}	4379	}
3615		4380
3616	$NOW = $tick_start = EV::now;	4381	cf::one_tick; # one server iteration
3617		4382
3618	cf::server_tick; # one server iteration	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3619
3620	$RUNTIME += $TICK;
3621	$NEXT_TICK = $_[0]->at;
3622		4384
3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3624	$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.;
3625	Coro::async_pool {	4387	Coro::async_pool {
3626	$Coro::current->{desc} = "runtime saver";	4388	$Coro::current->{desc} = "runtime saver";
3627	write_runtime	4389	write_runtime_sync
3628	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3629	};	4391	};
3630	}	4392	}
3631		4393
3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3633	$sig->send;	4395	$sig->send;
3634	}	4396	}
3635	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3636	$sig->send;
3637	}
3638		4398
3639	$LOAD = ($NOW - $tick_start) / $TICK;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3641		4401
3642	_post_tick;	4402	if (0) {
3643	};	4403	if ($NEXT_TICK) {
3644	$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	}
3645		4410
3646	{	4411	{
3647	# configure BDB	4412	# configure BDB
		4413	info "initialising database";
3648		4414
3649	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3650	BDB::max_poll_reqs $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
3651	$Coro::BDB::WATCHER->priority (1);	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3652		4418
3653	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4423	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4426
3660	cf::sync_job {	4427	cf::sync_job {
3661	eval {	4428	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4448	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4451	};
		4452
		4453	info "database initialised";
3685	}	4454	}
3686		4455
3687	{	4456	{
3688	# configure IO::AIO	4457	# configure IO::AIO
3689		4458
		4459	info "initialising aio";
3690	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3692	$Coro::AIO::WATCHER->priority (1);	4462	undef $AnyEvent::AIO::WATCHER;
		4463	info "aio initialised";
3693	}	4464	}
3694		4465
3695	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3696		4468
3697	sub _log_backtrace {	4469	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3699		4471
3700	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3701		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3705	async {	4482	async {
3706	$Coro::current->{desc} = "abt $msg";	4483	$Coro::current->{desc} = "abt $msg";
3707		4484
3708	my @bt = fork_call {	4485	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4497	}
3721		4498
3722	@funcs	4499	@funcs
3723	};	4500	};
3724		4501
3725	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4505	--$_log_backtrace;
3728	};	4506	};
3729	} else {	4507	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4510	}
3733	}	4511	}
3734		4512
3735	# load additional modules	4513	# load additional modules
3736	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3737		4516
3738	END { cf::emergency_save }	4517	END { cf::emergency_save }
3739		4518
3740	1	4519	1
3741		4520

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