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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.376 by root, Mon Oct 1 00:44:44 2007 UTC vs.
Revision 1.615 by root, Sat Feb 23 22:37:39 2013 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
365	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	605
367	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	610	$job->[2]->send;
371	Coro::cede;
372	goto next_job;	611	goto next_job;
373	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	614	}
375	}	615	}
376		616
377	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
379	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
406		648
407	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
408		650
409	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
410		652
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	656	acceptable.
415		657
416	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	675
434	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
435		677
436	my $busy = 1;	678	my $busy = 1;
437	my @res;	679	my @res;
438		680
439	(async {	681	(async {
440	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	683	@res = eval { $job->() };
442	warn $@ if $@;	684	error $@ if $@;
443	undef $busy;	685	undef $busy;
444	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
445		687
446	while ($busy) {	688	while ($busy) {
447	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
448	}	693	}
		694	}
449		695
450	$time = Event::time - $time;	696	my $time = AE::time - $time;
451		697
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
456		699
457	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
458	} else {	701	} else {
459	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
460		703
…		…
480	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
481		724
482	$coro	725	$coro
483	}	726	}
484		727
485	=item fork_call { }, $args	728	=item fork_call { }, @args
486		729
487	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
491		734
492	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
493		740
494	sub fork_call(&@) {	741	sub fork_call(&@) {
495	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
496		743
497	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)
500
501	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
502	reset_signals;	745	cf::post_fork;
503	&$cb	746	&$cb
504	}, @args;	747	} @args;
505		748
506	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
507	}	788	}
508		789
509	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
510		791
511	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
521	within each server.	802	within each server.
522		803
523	=cut	804	=cut
524		805
525	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
526	my ($name) = @_;	810	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
528		812
529	eval {	813	eval {
530	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
540	}	824	}
541		825
542	our $DB;	826	our $DB;
543		827
544	sub db_init {	828	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	829	$DB ||= db_table "db";
547	};
548	}	830	}
549		831
550	sub db_get($$) {	832	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
552		834
553	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
554	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
555		839
556	$! ? ()	840	$! ? ()
557	: $data	841	: $data
558	}
559	}	842	}
560		843
561	sub db_put($$$) {	844	sub db_put($$$) {
562	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
591		874
592	my @data;	875	my @data;
593	my $md5;	876	my $md5;
594		877
595	for (0 .. $#$src) {	878	for (0 .. $#$src) {
596	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
597	or Carp::croak "$src->[$_]: $!";
598	}	880	}
599		881
600	# if processing is expensive, check	882	# if processing is expensive, check
601	# checksum first	883	# checksum first
602	if (1) {	884	if (1) {
…		…
615		897
616	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
617	}	899	}
618	}	900	}
619		901
620	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
621	my $data = $process->(\@data);	903	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
623		905
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		907
626	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
629		911
…		…
639		921
640	=cut	922	=cut
641		923
642	sub datalog($@) {	924	sub datalog($@) {
643	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	927	}
646		928
647	=back	929	=back
648		930
649	=cut	931	=cut
650		932
651	#############################################################################	933	#############################################################################
652		934
653	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
654		936
655	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
658		940
659	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	943	Deliantra).
662		944
663	=over 4	945	=over 4
664		946
665	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
666		948
…		…
710	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
711		993
712	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
714		996
715	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
717		999
718	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
719		1001
720	=over 4	1002	=over 4
…		…
844		1126
845	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1129
848	} elsif (ref $type) {	1130	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
850		1132
851	} else {	1133	} else {
852	shift @arg;	1134	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
854	}	1136	}
855	}	1137	}
856	}	1138	}
857		1139
858	sub _object_attach {	1140	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
869	}	1151	}
870		1152
871	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
872	} else {	1154	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1156	}
875		1157
876	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
877	}	1159	}
878		1160
…		…
937		1219
938	for (@$callbacks) {	1220	for (@$callbacks) {
939	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
940		1222
941	if ($@) {	1223	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1225	override;
945	}	1226	}
946		1227
947	return 1 if $override;	1228	return 1 if $override;
948	}	1229	}
949		1230
950	0	1231	0
951	}	1232	}
952		1233
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1235
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1237
957	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
958		1239
…		…
964		1245
965	=cut	1246	=cut
966		1247
967	#############################################################################	1248	#############################################################################
968	# object support	1249	# object support
969	#
970		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
971	sub _can_merge {	1284	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
973		1286
974	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1288
978	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
979	}	1291	}
980		1292
981	sub reattach {	1293	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1295	my ($obj) = @_;
984		1296
		1297	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1299
987	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
988		1301
989	@$registry = ();	1302	@$registry = ();
990		1303
…		…
995	for (@$attach) {	1308	for (@$attach) {
996	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
998	}	1311	}
999	} else {	1312	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1314	}
1002	}	1315	}
1003	}	1316	}
1004		1317
1005	cf::attachable->attach (	1318	cf::attachable->attach (
1006	prio => -1000000,	1319	prio => -1000000,
1007	on_instantiate => sub {	1320	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1009		1322
1010	$data = from_json $data;	1323	$data = decode_json $data;
1011		1324
1012	for (@$data) {	1325	for (@$data) {
1013	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1014		1327
1015	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1033		1346
1034	sync_job {	1347	sync_job {
1035	if (length $$rdata) {	1348	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1039		1353
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1044	close $fh;	1361	aio_close $fh;
1045		1362
1046	if (@$objs) {	1363	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1052	close $fh;	1372	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1374	}
1055	} else {	1375	} else {
1056	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1057	}	1377	}
1058		1378
1059	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1383	} else {
1061	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1062	}	1385	}
1063	} else {	1386	} else {
1064	aio_unlink $filename;	1387	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1066	}	1389	}
…		…
1085		1408
1086	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1411	or return;
1089		1412
1090	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1091	}	1415	}
1092		1416
1093	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1096		1421
1097	($data, $av)	1422	($data, $av)
1098	}	1423	}
1099		1424
1100	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1104	=cut	1429	=cut
1105		1430
1106	#############################################################################	1431	#############################################################################
1107	# command handling &c	1432	# command handling &c
1108		1433
1109	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1110		1435
1111	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1112	$name.	1437	$name.
1113		1438
1114	=cut	1439	=cut
…		…
1120	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1121		1446
1122	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1123	}	1448	}
1124		1449
1125	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1126		1451
1127	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1128	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1129	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1130	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1131	has logged in successfully.	1456	has logged in successfully.
1132		1457
1133	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1134	called.
1135		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1136	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1137		1466
1138	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1139	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1140	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1141	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1142	log-in.	1471	log-in.
1143		1472
1144	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1145	called.
1146		1474
1147	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1148		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1149	sub register_extcmd {	1482	sub register_extcmd($$) {
1150	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1151		1484
1152	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1153	}	1486	}
1154		1487
1155	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1156	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1157		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1158	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1159	}	1498	}
1160		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1161	cf::player->attach (	1508	cf::player->attach (
1162	on_command => sub {	1509	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1164		1511
1165	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1166	or return;	1513	or return;
1167		1514
…		…
1175	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1176		1523
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1525
1179	if (ref $msg) {	1526	if (ref $msg) {
1180	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1181	"ARRAY" eq ref $msg
1182	? @$msg
1183	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1184		1528
1185	my @reply;
1186
1187	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1188	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1189	}	1547	}
1190		1548
1191	$pl->ext_reply ($reply, @reply)
1192	if $reply;
1193
1194	} else {	1549	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1551	}
1197		1552
1198	cf::override;	1553	cf::override;
1199	},	1554	},
1200	);	1555	);
1201		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1202	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1203	cf::sync_job {	1586	cf::sync_job {
1204	my %todo;	1587	my %todo;
1205		1588
1206	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1590	next unless -r $path;
…		…
1225		1608
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1611
1229	$ext{source} =	1612	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1232	. $source	1615	. $source
1233	. "\n};\n1";	1616	. "\n};\n1";
1234		1617
1235	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1236	}	1619	}
1237		1620
		1621	my $pass = 0;
1238	my %done;	1622	my %done;
1239	while (%todo) {	1623	while (%todo) {
1240	my $progress;	1624	my $progress;
1241		1625
		1626	++$pass;
		1627
		1628	ext:
1242	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1631	next ext
1245	unless exists $done{$_};	1632	unless exists $done{$_};
1246	}	1633	}
1247		1634
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1636
1250	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1255	warn $msg;	1653
1256	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1655	delete $todo{$k};
1258	}	1656	} else {
1259		1657	$done{$k} = delete $todo{$k};
1260	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1261	}	1663	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1664	}
1267		1665
1268	skip:	1666	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1271	}	1676	}
1272	};	1677	};
1273	}	1678	}
1274		1679
1275	#############################################################################	1680	#############################################################################
1276		1681
1277	=back	1682	=back
1278		1683
1279	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1280		1685
1281	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1282		1687
1283	=cut	1688	=cut
1284		1689
1285	package cf::player;	1690	package cf::player;
1286		1691
…		…
1329		1734
1330	sub exists($) {	1735	sub exists($) {
1331	my ($login) = @_;	1736	my ($login) = @_;
1332		1737
1333	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1335	}	1740	}
1336		1741
1337	sub find($) {	1742	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1744	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1757	or return;
1353		1758
1354	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1355	or return;	1760	or return;
		1761
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1359	}	1765	}
1360	}	1766	}
1361	}	1767	}
1362		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1363	sub save($) {	1782	sub save($) {
1364	my ($pl) = @_;	1783	my ($pl) = @_;
1365		1784
1366	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1367		1786
…		…
1370		1789
1371	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1372		1791
1373	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1799
1376	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1801	cf::cede_to_tick;
1378	}	1802	}
1379		1803
…		…
1411	my ($pl) = @_;	1835	my ($pl) = @_;
1412		1836
1413	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1414		1838
1415	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1841
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1421	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1422		1850
1423	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1463		1891
1464	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1465	my $path = path $login;	1893	my $path = path $login;
1466		1894
1467	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1901	}
1473		1902
…		…
1477		1906
1478	\@logins	1907	\@logins
1479	}	1908	}
1480		1909
1481	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1482		1913
1483	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1484	player. May block.	1915	player. May block.
1485		1916
1486	=cut	1917	=cut
…		…
1504	}	1935	}
1505		1936
1506	\@paths	1937	\@paths
1507	}	1938	}
1508		1939
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1941
1511	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559
1560	=item $player->ext_reply ($msgid, @msg)
1561
1562	Sends an ext reply to the player.
1563
1564	=cut
1565
1566	sub ext_reply($$@) {
1567	my ($self, $id, @msg) = @_;
1568
1569	$self->ns->ext_reply ($id, @msg)
1570	}
1571		1943
1572	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1573		1945
1574	Sends an ext event to the client.	1946	Sends an ext event to the client.
1575		1947
…		…
1595		1967
1596	=cut	1968	=cut
1597		1969
1598	sub find_by_path($) {	1970	sub find_by_path($) {
1599	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1600		1974
1601	my ($match, $specificity);	1975	my ($match, $specificity);
1602		1976
1603	for my $region (list) {	1977	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1632		2006
1633	sub generate_random_map {	2007	sub generate_random_map {
1634	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1636	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	2013	}
1650		2014
1651	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1652		2016
1653	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1658		2022
1659	sub register {	2023	sub register {
1660	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	2025	my $pkg = caller;
1662		2026
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		2028
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	2030	}
1668		2031
1669	# also paths starting with '/'	2032	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		2034
1672	sub thawer_merge {	2035	sub thawer_merge {
1673	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1674		2037
1675	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1680	}	2043	}
1681		2044
1682	sub normalise {	2045	sub normalise {
1683	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1684		2047
1685	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1686		2049
1687	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1688		2051
1689	# map plan:	2052	# map plan:
1690	#	2053	#
…		…
1705	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	2069	$path = "$base/$path";
1707	}	2070	}
1708		2071
1709	for ($path) {	2072	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1713	}	2075	}
1714		2076
1715	$path	2077	$path
…		…
1729	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1730	return $self;	2092	return $self;
1731	}	2093	}
1732	}	2094	}
1733		2095
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	2097	()
1736	}	2098	}
1737		2099
		2100	# may re-bless or do other evil things
1738	sub init {	2101	sub init {
1739	my ($self) = @_;	2102	my ($self) = @_;
1740		2103
1741	$self	2104	$self
1742	}	2105	}
…		…
1761		2124
1762	# the temporary/swap location	2125	# the temporary/swap location
1763	sub save_path {	2126	sub save_path {
1764	my ($self) = @_;	2127	my ($self) = @_;
1765		2128
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1768	}	2131	}
1769		2132
1770	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1771	sub uniq_path {	2134	sub uniq_path {
1772	my ($self) = @_;	2135	my ($self) = @_;
1773		2136
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2139	}
1786		2140
1787	sub decay_objects {	2141	sub decay_objects {
1788	my ($self) = @_;	2142	my ($self) = @_;
1789		2143
…		…
1816	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1817		2171
1818	1	2172	1
1819	}	2173	}
1820		2174
		2175	# used to laod the header of an original map
1821	sub load_header_orig {	2176	sub load_header_orig {
1822	my ($self) = @_;	2177	my ($self) = @_;
1823		2178
1824	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1825	}	2180	}
1826		2181
		2182	# used to laod the header of an instantiated map
1827	sub load_header_temp {	2183	sub load_header_temp {
1828	my ($self) = @_;	2184	my ($self) = @_;
1829		2185
1830	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1831	}	2187	}
1832		2188
		2189	# called after loading the header from an instantiated map
1833	sub prepare_temp {	2190	sub prepare_temp {
1834	my ($self) = @_;	2191	my ($self) = @_;
1835		2192
1836	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1837	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1838	# safety	2195	# safety
1839	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1840	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1841	}	2198	}
1842		2199
		2200	# called after loading the header from an original map
1843	sub prepare_orig {	2201	sub prepare_orig {
1844	my ($self) = @_;	2202	my ($self) = @_;
1845		2203
1846	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1847	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1871		2229
1872	sub find;	2230	sub find;
1873	sub find {	2231	sub find {
1874	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1875		2233
		2234	cf::cede_to_tick;
		2235
1876	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1877		2237
1878	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2240
1881	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1886	or return;	2243	or return;
1887		2244
1888	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1889		2246
…		…
1891	or return;	2248	or return;
1892		2249
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1896	undef $guard1;	2254	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2255	$map->reset;
1899	return find $path;	2256	return find $path;
1900	}	2257	}
1901		2258
1902	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1903	}	2260	}
1904	}	2261	}
1905		2262
1906	sub pre_load { }	2263	sub pre_load { }
1907	sub post_load { }	2264	#sub post_load { } # XS
1908		2265
1909	sub load {	2266	sub load {
1910	my ($self) = @_;	2267	my ($self) = @_;
1911		2268
1912	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1915		2272
1916	{	2273	{
1917	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1918		2275
1919	return unless $self->valid;	2276	return unless $self->valid;
1920	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1921
1922	$self->in_memory (cf::MAP_LOADING);
1923		2278
1924	$self->alloc;	2279	$self->alloc;
1925		2280
1926	$self->pre_load;	2281	$self->pre_load;
1927	cf::cede_to_tick;	2282	cf::cede_to_tick;
1928		2283
		2284	if (exists $self->{load_path}) {
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2286	$f->skip_block;
1931	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1932	or return;	2288	or return;
1933		2289
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1935	if delete $self->{load_original};	2291	if delete $self->{load_original};
1936		2292
1937	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2294	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1940	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1941	$self->clear_unique_items;	2297	$self->clear_unique_items;
1942	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1943	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1944	}	2301	}
1945	}	2302	}
1946	}
1947		2303
1948	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1949		2311
1950	cf::cede_to_tick;	2312	cf::cede_to_tick;
1951	# now do the right thing for maps	2313	# now do the right thing for maps
1952	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1953	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1957	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2320	$self->decay_objects;
1959	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1960	$self->update_buttons;	2322	$self->update_buttons;
1961	cf::cede_to_tick;	2323	cf::cede_to_tick;
1962	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1963	cf::cede_to_tick;
1964	$self->activate;
1965	}	2325	}
1966		2326
1967	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1969
1970	$self->in_memory (cf::MAP_IN_MEMORY);
1971	}	2329	}
1972		2330
1973	$self->post_load;	2331	$self->post_load;
1974	}
1975		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2339	sub customise_for {
1977	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1978		2341
1979	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2343	if $self->per_player;
…		…
1983	# if $self->per_party;	2346	# if $self->per_party;
1984		2347
1985	$self	2348	$self
1986	}	2349	}
1987		2350
1988	# find and load all maps in the 3x3 area around a map
1989	sub load_neighbours {
1990	my ($map) = @_;
1991
1992	my @neigh; # diagonal neighbours
1993
1994	for (0 .. 3) {
1995	my $neigh = $map->tile_path ($_)
1996	or next;
1997	$neigh = find $neigh, $map
1998	or next;
1999	$neigh->load;
2000
2001	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}
2005
2006	for (grep defined $_->[0], @neigh) {
2007	my ($path, $origin) = @$_;
2008	my $neigh = find $path, $origin
2009	or next;
2010	$neigh->load;
2011	}
2012	}
2013
2014	sub find_sync {	2351	sub find_sync {
2015	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2016		2353
2017	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2018	}	2359	}
2019		2360
2020	sub do_load_sync {	2361	sub do_load_sync {
2021	my ($map) = @_;	2362	my ($map) = @_;
2022		2363
		2364	# it's a bug to call this from the main context
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2025		2367
2026	cf::sync_job { $map->load };	2368	$map->load;
2027	}	2369	}
2028		2370
2029	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2031		2373
2032	sub find_async {	2374	sub find_async {
2033	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2034		2376
2035	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2036		2378
2037	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2039	}	2381	}
2040		2382
2041	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2042		2384
2043	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2058		2400
2059	()	2401	()
2060	}	2402	}
2061		2403
		2404	# common code, used by both ->save and ->swapout
2062	sub save {	2405	sub _save {
2063	my ($self) = @_;	2406	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2407
2067	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2068		2409
2069	return unless $self->dirty;	2410	return unless $self->dirty;
2070		2411
…		…
2079		2420
2080	cf::async {	2421	cf::async {
2081	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2083	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2084		2427
2085	if ($uniq) {	2428	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2431	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2433	}
2091	}	2434	}
2092		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2093	sub swap_out {	2444	sub swap_out {
2094	my ($self) = @_;	2445	my ($self) = @_;
2095		2446
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2101	return if $self->players;	2451	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2103	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2104		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2105	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2106		2503
2107	$self->deactivate;	2504	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2506	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2507
2155	$self->unlink_save;	2508	$self->unlink_save;
2156	$self->destroy;	2509	$self->destroy;
2157	}	2510	}
2158		2511
…		…
2166		2519
2167	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2168		2521
2169	$self->unlink_save;	2522	$self->unlink_save;
2170		2523
2171	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2529
…		…
2225		2578
2226	sub unique_maps() {	2579	sub unique_maps() {
2227	[	2580	[
2228	map {	2581	map {
2229	utf8::decode $_;	2582	utf8::decode $_;
2230	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2231	? normalise $_	2586	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2588	]
2235	}	2589	}
2236		2590
2237	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2238		2622
2239	=back	2623	=back
2240		2624
2241	=head3 cf::object	2625	=head3 cf::object
2242		2626
…		…
2246		2630
2247	=over 4	2631	=over 4
2248		2632
2249	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2250		2634
2251	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2252		2637
2253	=cut	2638	=cut
2254		2639
2255	sub inv_recursive_;	2640	sub inv_recursive_;
2256	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2262	}	2647	}
2263		2648
2264	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2265		2650
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2652
2268	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2269		2654
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2271	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2272		2657
2273	=cut	2658	=cut
2274		2659
2275	sub deref {	2660	sub deref {
2276	my ($ref) = @_;	2661	my ($ref) = @_;
2277		2662
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2664	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2666	or return;
2285	$pl->ob->uuid eq $uuid	2667	$pl->ob->uuid eq $uuid
2286	or return;	2668	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2308		2690
2309	=cut	2691	=cut
2310		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2311	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2708	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2724
2329	} else {	2725	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2728	}
2333	}	2729	}
2334	}	2730	}
2335		2731
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2346	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2347		2743
2348	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2349	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2350		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2351	=cut	2772	=cut
2352		2773
2353	sub cf::object::player::may {	2774	sub cf::object::player::may {
2354	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2355		2776
2356	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2357	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2358	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2359	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2360	}	2781	}
2361		2782
2362	=item $player_object->enter_link	2783	=item $player_object->enter_link
2363		2784
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2786
2366	The player should be reasonably safe there for short amounts of time. You	2787	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2789	though, as the player cannot control the character while it is on the link
		2790	map.
2368		2791
2369	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2370		2799
2371	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2372		2801
2373	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2374	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2392	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2822	my ($self) = @_;
2394		2823
2395	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2396		2825
		2826	++$self->{_link_recursion};
		2827
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2829
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2401		2832
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2834	}
2404		2835
2405	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2407		2838
…		…
2424	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2426		2857
2427	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2430		2861
2431	$map->load;	2862	$map->load;
2432	$map->load_neighbours;
2433		2863
2434	return unless $self->contr->active;	2864	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2865
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2439	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2440		2873
		2874	}
		2875
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2877
2443	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2882	be called at the end of this process.
2448		2883
		2884	Note that $check will be called with a potentially non-loaded map, so if
		2885	it needs a loaded map it has to call C<< ->load >>.
		2886
2449	=cut	2887	=cut
2450		2888
2451	our $GOTOGEN;	2889	our $GOTOGEN;
2452		2890
2453	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2455		2899
2456	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2902
2459	$self->enter_link;	2903	$self->enter_link;
…		…
2479	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2480	}	2924	}
2481	}	2925	}
2482		2926
2483	my $map = eval {	2927	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2485		2929
2486	if ($map) {	2930	if ($map) {
2487	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2933	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2935	}
2492		2936
2493	$map	2937	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2504	}	2948	}
2505		2949
2506	$done->() if $done;	2950	$done->($self) if $done;
2507	})->prio (1);	2951	})->prio (1);
2508	}	2952	}
2509		2953
2510	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2511		2955
…		…
2531	}	2975	}
2532		2976
2533	sub prepare_random_map {	2977	sub prepare_random_map {
2534	my ($exit) = @_;	2978	my ($exit) = @_;
2535		2979
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2982	# that depends on the exit object
2541		2983
2542	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2986	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2549	}	2993	}
2550		2994
2551	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2552		2996
2553	my $data = cf::to_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2556		3000
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	3003	undef $fh;
2560	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2561		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2564	}	3012	}
2565	}	3013	}
2566		3014
2567	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2569		3017
2570	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2571		3019
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	3020	$self->enter_link;
2584		3021
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	3022	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3023	$Coro::current->{desc} = "enter_exit";
2591		3024
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	3025	unless (eval {
		3026	$self->deactivate_recursive; # just to be sure
		3027
		3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3029	my $x = $exit->stats->hp;
		3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
		3054
2594	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2595		3056
		3057	# if exit is damned, update players death & WoR home-position
		3058	$self->contr->savebed ($map, $x, $y)
		3059	if $exit->flag (cf::FLAG_DAMNED);
		3060
2596	1;	3061	1
2597	}) {	3062	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2602		3067
2603	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	3069	$self->leave_link;
2605	}	3070	}
2606	})->prio (1);	3071	})->prio (1);
2607	}	3072	}
2608		3073
2609	=head3 cf::client	3074	=head3 cf::client
2610		3075
2611	=over 4	3076	=over 4
2612		3077
2613	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2614		3079
2615	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2616	should not be used under normal circumstances.	3081	them as required.
2617		3082
2618	=cut	3083	=cut
2619		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2620	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2621	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2622		3089
2623	utf8::encode $text;	3090	# try lzf for large packets
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2625	}	3101	}
2626		3102
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		3104
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2630	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2633		3109
2634	=cut	3110	=cut
2635		3111
		3112	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2637	"c/identify" => {	3120	"c/identify" => {
2638	id => "infobox",	3121	id => "infobox",
2639	title => "Identify",	3122	title => "Identify",
2640	reply => undef,	3123	reply => undef,
2641	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	3127	id => "infobox",
2645	title => "Examine",	3128	title => "Examine",
2646	reply => undef,	3129	reply => undef,
2647	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
2648	},	3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
		3137	},
		3138	"c/book" => {
		3139	id => "infobox",
		3140	title => "Book",
		3141	reply => undef,
		3142	tooltip => "The contents of a note or book",
		3143	},
2649	"c/lookat" => {	3144	"c/lookat" => {
2650	id => "infobox",	3145	id => "infobox",
2651	title => "Look",	3146	title => "Look",
2652	reply => undef,	3147	reply => undef,
2653	tooltip => "What you saw there",	3148	tooltip => "What you saw there",
2654	},	3149	},
		3150	"c/who" => {
		3151	id => "infobox",
		3152	title => "Players",
		3153	reply => undef,
		3154	tooltip => "Shows players who are currently online",
		3155	},
		3156	"c/body" => {
		3157	id => "infobox",
		3158	title => "Body Parts",
		3159	reply => undef,
		3160	tooltip => "Shows which body parts you posess and are available",
		3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
		3168	"c/skills" => {
		3169	id => "infobox",
		3170	title => "Skills",
		3171	reply => undef,
		3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
		3197	},
		3198	"c/uptime" => {
		3199	id => "infobox",
		3200	title => "Uptime",
		3201	reply => undef,
		3202	tooltip => "How long the server has been running since last restart",
		3203	},
		3204	"c/mapinfo" => {
		3205	id => "infobox",
		3206	title => "Map Info",
		3207	reply => undef,
		3208	tooltip => "Information related to the maps",
		3209	},
		3210	"c/party" => {
		3211	id => "party",
		3212	title => "Party",
		3213	reply => "gsay ",
		3214	tooltip => "Messages and chat related to your party",
		3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2655	);	3230	);
2656		3231
2657	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2659		3234
2660	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2661		3237
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3239
2664	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2667		3243
2668	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3245	$channel = $channel->{id};
2672		3246
2673	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3252	}
2680		3253
2681	$channel = $channel->{id};	3254	$channel = $channel->{id};
2682	}	3255	}
2683		3256
2684	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2685		3258
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3259	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2690		3262
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3263	my $pkt = "msg "
		3264	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3266	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3267
2705	$color &= cf::NDI_COLOR_MASK;	3268	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3269	}
2719		3270
2720	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2721		3272
2722	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2724	=cut	3275	=cut
2725		3276
2726	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2728		3279
2729	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}
2735	}
2736
2737	=item $client->ext_reply ($msgid, @msg)
2738
2739	Sends an ext reply to the client.
2740
2741	=cut
2742
2743	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;
2745
2746	if ($self->extcmd == 2) {
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}
2753	}	3281	}
2754		3282
2755	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2756		3284
2757	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2777		3305
2778	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2779	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2780		3308
2781	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2782	}	3349	}
2783		3350
2784	cf::client->attach (	3351	cf::client->attach (
2785	on_connect => sub {	3352	on_connect => sub {
2786	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2812	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2813		3380
2814	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2815		3382
2816	if (ref $msg) {	3383	if (ref $msg) {
2817	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2818	"ARRAY" eq ref $msg
2819	? @$msg
2820	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2821		3385
2822	my @reply;
2823
2824	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2825	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2826	}	3404	}
2827
2828	$ns->ext_reply ($reply, @reply)
2829	if $reply;
2830
2831	} else {	3405	} else {
2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2833	}	3407	}
2834		3408
2835	cf::override;	3409	cf::override;
2836	},	3410	},
2837	);	3411	);
…		…
2857		3431
2858	$coro	3432	$coro
2859	}	3433	}
2860		3434
2861	cf::client->attach (	3435	cf::client->attach (
2862	on_destroy => sub {	3436	on_client_destroy => sub {
2863	my ($ns) = @_;	3437	my ($ns) = @_;
2864		3438
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3440	},
2867	);	3441	);
…		…
2883	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
2884		3458
2885	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
2886		3460
2887	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
2890	sort time	3464	sort time
2891	));	3465	));
2892		3466
2893	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
2895	=pod	3469	=pod
2896		3470
2897	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
2898		3472
2899	cf::object	3473	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3474	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3475	insert remove name archname title slaying race decrease split
		3476	value
2902		3477
2903	cf::object::player	3478	cf::object::player
2904	player	3479	player
2905		3480
2906	cf::player	3481	cf::player
…		…
2911		3486
2912	=cut	3487	=cut
2913		3488
2914	for (	3489	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3492	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
2921	) {	3496	) {
2922	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2925	for @funs;	3499	for @funs;
2926	}	3500	}
2927		3501
…		…
2942		3516
2943	my $qcode = $code;	3517	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
2946		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
2947	local $_;	3524	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3525
2950	my $eval =	3526	my $eval =
2951	"do {\n"	3527	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3530	. $code
2955	. "\n}"	3531	. "\n}"
2956	;	3532	;
2957		3533
		3534	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
2961		3543
2962	if ($@) {	3544	if ($@) {
2963	warn "$@";	3545	warn "$@",
2964	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
2965	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
2966	}	3548	}
2967		3549
2968	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
2969	}	3551	}
2970		3552
…		…
2984	=cut	3566	=cut
2985		3567
2986	sub register_script_function {	3568	sub register_script_function {
2987	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
2988		3570
2989	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
2991	}	3573	}
2992		3574
2993	=back	3575	=back
2994		3576
2995	=cut	3577	=cut
2996		3578
2997	#############################################################################	3579	#############################################################################
2998	# the server's init and main functions	3580	# the server's init and main functions
2999		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3000	sub load_facedata($) {	3659	sub load_facedata($) {
3001	my ($path) = @_;	3660	my ($path) = @_;
3002		3661
3003	# HACK to clear player env face cache, we need some signal framework
3004	# for this (global event?)
3005	%ext::player_env::MUSIC_FACE_CACHE = ();
3006
3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3008		3663
3009	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3010		3665
3011	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3012	0 < aio_load $path, $facedata
3013	or die "$path: $!";
3014
3015	$facedata = Coro::Storable::thaw $facedata;
3016		3667
3017	$facedata->{version} == 2	3668	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3019		3670
3020	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3021	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3022	type => FT_RSRC,	3673
3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3024	};	3675
3025	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3026		3679
3027	{	3680	{
3028	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3029		3682
3030	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3686
3032	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3036		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3037	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3038	}	3694	}
3039		3695
3040	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3697	next unless $info->{smooth};
		3698
3042	my $idx = cf::face::find $face	3699	my $idx = cf::face::find $face
3043	or next;	3700	or next;
		3701
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3705	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3049	}	3707	}
3050
3051	cf::cede_to_tick;
3052	}	3708	}
3053	}	3709	}
3054		3710
3055	{	3711	{
3056	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3057		3713
3058	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3059	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3060	cf::cede_to_tick;
3061	}	3716	}
3062		3717
3063	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3064	}	3719	}
3065		3720
3066	{	3721	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3070		3723
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
		3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3728
3077	if ($info->{type} & 1) {	3729	cf::face::set_type $idx, $type;
3078	# prepend meta info	3730	cf::face::set_csum $idx, 0, $info->{hash};
3079		3731	$cf::face::SIZE[0][$idx] = $info->{size};
3080	my $meta = $enc->encode ({	3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
3081	name => $name,	3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3082	%{ $info->{meta} || {} },	3734	$cf::face::HASH{$info->{hash}} = $idx;
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3735	} else {
3087	$data = $info->{data};	3736	# $RESOURCE{$name} = $info; # unused
3088	}	3737	}
3089
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;
3094	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}	3738	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
		3750
		3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3752
		3753	aio_close $fh if $fh; # close old facedata
3114		3754
3115	1	3755	1
3116	}	3756	}
3117		3757
3118	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
…		…
3120		3760
3121	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3762	$ns->fx_want ($k, $v);
3123	}	3763	}
3124	};	3764	};
		3765
		3766	sub load_resource_file($) {
		3767	my $guard = lock_acquire "load_resource_file";
		3768
		3769	my $status = load_resource_file_ $_[0];
		3770	get_slot 0.1, 100;
		3771	cf::arch::commit_load;
		3772
		3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
		3788	}
3125		3789
3126	sub reload_regions {	3790	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3792	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3793	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3136	if exists $_->{match};	3800	if exists $_->{match};
3137	}	3801	}
3138	}	3802	}
3139		3803
3140	sub reload_facedata {	3804	sub reload_facedata {
3141	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3142	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3143	}	3807	}
3144		3808
3145	sub reload_archetypes {	3809	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references	3812
3149	# this really needs to be done in an extra post-pass	3813	cf::face::set
3150	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
3151	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
3152	or die "unable to load archetypes\n";	3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3153	}	3838	}
3154		3839
3155	sub reload_treasures {	3840	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3158	}	3843	}
3159		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3160	sub reload_resources {	3865	sub reload_resources {
3161	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3162		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
3163	reload_regions;	3873	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3874	reload_treasures;
3168		3875
3169	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3877	}
3175		3878
3176	sub reload_config {	3879	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3178	or return;
3179		3881
3180	local $/;	3882	my $config = load_file "$CONFDIR/config";
3181	*CFG = YAML::Syck::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3182		3885
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3184		3887
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187		3890
3188	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3192	};	3895	};
3193	warn $@ if $@;	3896	warn $@ if $@;
3194	}	3897	}
3195	}	3898	}
3196		3899
		3900	sub pidfile() {
		3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3902	or die "$PIDFILE: $!";
		3903	flock $fh, &Fcntl::LOCK_EX
		3904	or die "$PIDFILE: flock: $!";
		3905	$fh
		3906	}
		3907
		3908	# make sure only one server instance is running at any one time
		3909	sub atomic {
		3910	my $fh = pidfile;
		3911
		3912	my $pid = <$fh>;
		3913	kill 9, $pid if $pid > 0;
		3914
		3915	seek $fh, 0, 0;
		3916	print $fh $$;
		3917	}
		3918
		3919	sub main_loop {
		3920	trace "EV::loop starting\n";
		3921	if (1) {
		3922	EV::loop;
		3923	}
		3924	trace "EV::loop returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3197	sub main {	3928	sub main {
		3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3937
3198	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3941	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3943	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3205	};	3945	};
3206		3946
		3947	evthread_start IO::AIO::poll_fileno;
		3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
3207	reload_config;	3961	reload_config;
3208	db_init;	3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
3209	load_extensions;	3971	load_extensions;
3210		3972
3211	$TICK_WATCHER->start;	3973	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3974
		3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
		3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3978
		3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3213	}	3990	}
3214		3991
3215	#############################################################################	3992	#############################################################################
3216	# initialisation and cleanup	3993	# initialisation and cleanup
3217		3994
3218	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3219	BEGIN {	3996	BEGIN {
		3997	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3228	},
3229	);	4001	};
3230	}	4002	}
3231	}	4003	}
3232		4004
3233	sub write_runtime {	4005	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3235		4007
3236	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3238		4010
3239	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		4012
3241	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3242		4014
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	4016	or return;
3245		4017
3246	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3259		4031
3260	close $fh	4032	close $fh
3261	or return;	4033	or return;
3262		4034
3263	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	4036	and return;
3265		4037
3266	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		4039
3268	1	4040	1
		4041	}
		4042
		4043	our $uuid_lock;
		4044	our $uuid_skip;
		4045
		4046	sub write_uuid_sync($) {
		4047	$uuid_skip ||= $_[0];
		4048
		4049	return if $uuid_lock;
		4050	local $uuid_lock = 1;
		4051
		4052	my $uuid = "$LOCALDIR/uuid";
		4053
		4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4055	or return;
		4056
		4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
		4065	$uuid_skip = 0;
		4066
		4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4068	and return;
		4069
		4070	# always fsync - this file is important
		4071	aio_fsync $fh
		4072	and return;
		4073
		4074	close $fh
		4075	or return;
		4076
		4077	aio_rename "$uuid~", $uuid
		4078	and return;
		4079
		4080	trace "uuid file written ($value).\n";
		4081
		4082	1
		4083
		4084	}
		4085
		4086	sub write_uuid($$) {
		4087	my ($skip, $sync) = @_;
		4088
		4089	$sync ? write_uuid_sync $skip
		4090	: async { write_uuid_sync $skip };
3269	}	4091	}
3270		4092
3271	sub emergency_save() {	4093	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3273		4095
3274	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3275		4102
3276	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3277	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	4112	$pl->valid or next;
		4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	4114	$pl->save;
3285	}	4115	}
3286	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3287		4117
3288	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	4123	$map->valid or next;
3292	$map->save;	4124	$map->save;
3293	}	4125	}
3294	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3295		4127
3296	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
		4133
		4134	info "emergency_perl_save: begin write uuid\n";
		4135	write_uuid_sync 1;
		4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3299	};	4156	};
3300		4157
3301	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3302	}	4159	}
3303		4160
3304	sub post_cleanup {	4161	sub post_cleanup {
3305	my ($make_core) = @_;	4162	my ($make_core) = @_;
3306		4163
		4164	IO::AIO::flush;
		4165
3307	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	4167	if $make_core;
		4168
		4169	my $fh = pidfile;
		4170	unlink $PIDFILE if <$fh> == $$;
		4171	}
		4172
		4173	# a safer delete_package, copied from Symbol
		4174	sub clear_package($) {
		4175	my $pkg = shift;
		4176
		4177	# expand to full symbol table name if needed
		4178	unless ($pkg =~ /^main::.*::$/) {
		4179	$pkg = "main$pkg" if $pkg =~ /^::/;
		4180	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4181	$pkg .= '::' unless $pkg =~ /::$/;
		4182	}
		4183
		4184	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4185	my $stem_symtab = *{$stem}{HASH};
		4186
		4187	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4188	or return;
		4189
		4190	# clear all symbols
		4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4192	for my $name (keys %$leaf_symtab) {
		4193	_gv_clear *{"$pkg$name"};
		4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4195	}
3309	}	4196	}
3310		4197
3311	sub do_reload_perl() {	4198	sub do_reload_perl() {
3312	# can/must only be called in main	4199	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3314	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3315	return;	4202	return;
3316	}	4203	}
3317		4204
3318	warn "reloading...";	4205	return if $RELOAD++;
3319		4206
3320	warn "entering sync_job";	4207	my $t1 = AE::time;
3321		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3322	cf::sync_job {	4215	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark
3324	cf::emergency_save;	4216	#cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark
3326		4217
3327	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;
3329
3330	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();	4220	%EXT_CORO = ();
3351		4221
3352	warn "removing commands";	4222	trace "perl_reload: removing commands";
3353	%COMMAND = ();	4223	%COMMAND = ();
3354		4224
3355	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3356	%EXTCMD = ();	4226	%EXTCMD = ();
3357	%EXTICMD = ();	4227	%EXTICMD = ();
3358		4228
3359	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3362		4232
3363	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3364	eval {	4234	eval {
3365	$cb->($pkg);	4235	$cb->($pkg);
3366	1	4236	1
3367	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
		4238	}
		4239
		4240	trace "... clearing $pkg";
		4241	clear_package $pkg;
3368	}	4242	}
3369		4243
3370	warn "... nuking $pkg";
3371	Symbol::delete_package $pkg;
3372	}
3373
3374	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3375	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		4247
3378	warn "... unloading $k";	4248	trace "... unloading $k";
3379	delete $INC{$k};	4249	delete $INC{$k};
3380		4250
3381	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3383		4253
3384	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3385	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3386	}	4259	}
3387		4260
3388	Symbol::delete_package $k;
3389	}
3390
3391	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		4264
3395	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		4268
3399	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3400	# and global variables created in xs	4270	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3402		4272
3403	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3404		4274
3405	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3406	require cf;	4276	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3408		4278
3409	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3410	cf::reload_config;	4280	cf::reload_config;
3411		4281
3412	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3413	cf::load_extensions;	4283	cf::load_extensions;
3414		4284
		4285	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3418	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3421		4293
3422	warn "leaving sync_job";	4294	cf::_post_init 1;
3423		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3424	1	4298	1
3425	} or do {	4299	} or do {
3426	warn $@;	4300	error $@;
3427	warn "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3428	exit 1;	4302	};
		4303
		4304	--$RELOAD;
3429	};	4305	}
3430		4306
3431	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3432	};	4309	};
3433		4310
3434	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3435		4312
3436	sub reload_perl() {	4313	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3439		4316
3440	$RELOAD_WATCHER ||= Event->timer (	4317	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	4318	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	4319
3443	data => WF_AUTOCANCEL,	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	4321	do_reload_perl;
3446	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3447	},	4323	};
3448	);	4324	};
3449	}	4325	}
3450		4326
3451	register_command "reload" => sub {	4327	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
3453		4329
…		…
3458	reload_perl;	4334	reload_perl;
3459	};	4335	};
3460	}	4336	}
3461	};	4337	};
3462		4338
3463	unshift @INC, $LIBDIR;	4339	#############################################################################
3464		4340
3465	my $bug_warning = 0;	4341	my $bug_warning = 0;
3466		4342
3467	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;
3469
3470	sub wait_for_tick {	4343	sub wait_for_tick() {
3471	return unless $TICK_WATCHER->is_active;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3472	return if $Coro::current == $Coro::main;
3473		4345
3474	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3475	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;
3477	}	4347	}
3478		4348
3479	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3480	return unless $TICK_WATCHER->is_active;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3481	return if $Coro::current == $Coro::main;
3482		4351
3483	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	4354	$signal->wait;
3486	}	4355	}
3487		4356
3488	$TICK_WATCHER = Event->timer (	4357	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	4358	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3498	return;	4361	return;
3499	}	4362	}
3500		4363
3501	$NOW = $tick_start = Event::time;	4364	cf::one_tick; # one server iteration
3502		4365
3503	cf::server_tick; # one server iteration	4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3504		4367
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	4370	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	4372	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3514	};
3515	}	4374	};
		4375	}
3516		4376
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	4378	$sig->send;
3519	}	4379	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3521	$sig->send;
3522	}
3523		4381
3524	$NOW = Event::time;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		4384
3535	_post_tick;	4385	if (0) {
		4386	if ($NEXT_TICK) {
		4387	my $jitter = $TICK_START - $NEXT_TICK;
		4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4389	debug "jitter $JITTER\n";#d#
		4390	}
3536	},	4391	}
3537	);	4392	}
3538		4393
3539	{	4394	{
		4395	# configure BDB
		4396	info "initialising database";
		4397
3540	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4401
3566	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4406	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4409
3573	cf::sync_job {	4410	cf::sync_job {
3574	eval {	4411	eval {
…		…
3584		4421
3585	cf::cleanup "db_env_open(db): $@" if $@;	4422	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4423	};
3587	}	4424	}
3588		4425
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4426	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4427	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4428	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4429	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4431	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4434	};
		4435
		4436	info "database initialised";
3619	}	4437	}
3620		4438
3621	{	4439	{
		4440	# configure IO::AIO
		4441
		4442	info "initialising aio";
3622	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4445	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,	4446	info "aio initialised";
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4447	}
3635		4448
3636	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3637		4451
3638	sub _log_backtrace {	4452	sub _log_backtrace {
3639	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3640		4454
3641	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3642		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3643	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3645	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3646	async {	4465	async {
3647	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3648		4467
3649	my @bt = fork_call {	4468	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4480	}
3662		4481
3663	@funcs	4482	@funcs
3664	};	4483	};
3665		4484
3666	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4488	--$_log_backtrace;
3669	};	4489	};
3670	} else {	4490	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3673	}	4493	}
3674	}	4494	}
3675		4495
3676	# load additional modules	4496	# load additional modules
3677	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3678		4499
3679	END { cf::emergency_save }	4500	END { cf::emergency_save }
3680		4501
3681	1	4502	1
3682		4503

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