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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.384 by root, Fri Oct 12 18:17:16 2007 UTC vs.
Revision 1.614 by root, Mon Nov 26 15:12:16 2012 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 4.1 ();	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 2.51 ();	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	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
433		675
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
437		677
438	my $busy = 1;	678	my $busy = 1;
439	my @res;	679	my @res;
440		680
441	(async {	681	(async {
442	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	683	@res = eval { $job->() };
444	warn $@ if $@;	684	error $@ if $@;
445	undef $busy;	685	undef $busy;
446	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
447		687
448	while ($busy) {	688	while ($busy) {
449	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
450	}	693	}
		694	}
451		695
452	$time = Event::time - $time;	696	my $time = AE::time - $time;
453		697
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
458		699
459	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
460	} else {	701	} else {
461	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
462		703
…		…
482	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
483		724
484	$coro	725	$coro
485	}	726	}
486		727
487	=item fork_call { }, $args	728	=item fork_call { }, @args
488		729
489	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
490	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
493		734
494	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
495		740
496	sub fork_call(&@) {	741	sub fork_call(&@) {
497	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
498		743
499	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)
502
503	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
504	reset_signals;	745	cf::post_fork;
505	&$cb	746	&$cb
506	}, @args;	747	} @args;
507		748
508	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
509	}	788	}
510		789
511	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
512		791
513	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
523	within each server.	802	within each server.
524		803
525	=cut	804	=cut
526		805
527	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
528	my ($name) = @_;	810	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
530		812
531	eval {	813	eval {
532	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
542	}	824	}
543		825
544	our $DB;	826	our $DB;
545		827
546	sub db_init {	828	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	829	$DB ||= db_table "db";
549	};
550	}	830	}
551		831
552	sub db_get($$) {	832	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
554		834
555	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
556	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
557		839
558	$! ? ()	840	$! ? ()
559	: $data	841	: $data
560	}
561	}	842	}
562		843
563	sub db_put($$$) {	844	sub db_put($$$) {
564	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		874
594	my @data;	875	my @data;
595	my $md5;	876	my $md5;
596		877
597	for (0 .. $#$src) {	878	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	880	}
601		881
602	# if processing is expensive, check	882	# if processing is expensive, check
603	# checksum first	883	# checksum first
604	if (1) {	884	if (1) {
…		…
617		897
618	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
619	}	899	}
620	}	900	}
621		901
622	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
623	my $data = $process->(\@data);	903	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
625		905
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		907
628	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
631		911
…		…
641		921
642	=cut	922	=cut
643		923
644	sub datalog($@) {	924	sub datalog($@) {
645	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	927	}
648		928
649	=back	929	=back
650		930
651	=cut	931	=cut
652		932
653	#############################################################################	933	#############################################################################
654		934
655	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
656		936
657	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
658	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")
659	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
660		940
661	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>
662	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
663	Crossfire TRT).	943	Deliantra).
664		944
665	=over 4	945	=over 4
666		946
667	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
668		948
…		…
712	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
713		993
714	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
715	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
716		996
717	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		999
720	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
721		1001
722	=over 4	1002	=over 4
…		…
846		1126
847	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1129
850	} elsif (ref $type) {	1130	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
852		1132
853	} else {	1133	} else {
854	shift @arg;	1134	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
856	}	1136	}
857	}	1137	}
858	}	1138	}
859		1139
860	sub _object_attach {	1140	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
871	}	1151	}
872		1152
873	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
874	} else {	1154	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1156	}
877		1157
878	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
879	}	1159	}
880		1160
…		…
939		1219
940	for (@$callbacks) {	1220	for (@$callbacks) {
941	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
942		1222
943	if ($@) {	1223	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1225	override;
947	}	1226	}
948		1227
949	return 1 if $override;	1228	return 1 if $override;
950	}	1229	}
951		1230
952	0	1231	0
953	}	1232	}
954		1233
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1235
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1237
959	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
960		1239
…		…
966		1245
967	=cut	1246	=cut
968		1247
969	#############################################################################	1248	#############################################################################
970	# object support	1249	# object support
971	#
972		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#
973	sub _can_merge {	1284	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
975		1286
976	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1288
980	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
981	}	1291	}
982		1292
983	sub reattach {	1293	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1295	my ($obj) = @_;
986		1296
		1297	# no longer needed after getting rid of delete_package?
987	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
988		1299
989	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
990		1301
991	@$registry = ();	1302	@$registry = ();
992		1303
…		…
997	for (@$attach) {	1308	for (@$attach) {
998	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1000	}	1311	}
1001	} else {	1312	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1314	}
1004	}	1315	}
1005	}	1316	}
1006		1317
1007	cf::attachable->attach (	1318	cf::attachable->attach (
1008	prio => -1000000,	1319	prio => -1000000,
1009	on_instantiate => sub {	1320	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1011		1322
1012	$data = from_json $data;	1323	$data = decode_json $data;
1013		1324
1014	for (@$data) {	1325	for (@$data) {
1015	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1016		1327
1017	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1035		1346
1036	sync_job {	1347	sync_job {
1037	if (length $$rdata) {	1348	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1041		1353
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1361	aio_close $fh;
1047		1362
1048	if (@$objs) {	1363	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1372	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1374	}
1057	} else {	1375	} else {
1058	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1059	}	1377	}
1060		1378
1061	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1383	} else {
1063	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1064	}	1385	}
1065	} else {	1386	} else {
1066	aio_unlink $filename;	1387	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1068	}	1389	}
…		…
1087		1408
1088	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1411	or return;
1091		1412
1092	my $st = eval { Coro::Storable::thaw $av }	1413	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1414	$av = $st->{objs};
1095	}	1415	}
1096		1416
1097	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1100		1421
1101	($data, $av)	1422	($data, $av)
1102	}	1423	}
1103		1424
1104	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1108	=cut	1429	=cut
1109		1430
1110	#############################################################################	1431	#############################################################################
1111	# command handling &c	1432	# command handling &c
1112		1433
1113	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1114		1435
1115	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
1116	$name.	1437	$name.
1117		1438
1118	=cut	1439	=cut
…		…
1124	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1125		1446
1126	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1127	}	1448	}
1128		1449
1129	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1130		1451
1131	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1132	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
1133	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
1134	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
1135	has logged in successfully.	1456	has logged in successfully.
1136		1457
1137	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1138	called.
1139		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
1140	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1141		1466
1142	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1143	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
1144	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
1145	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
1146	log-in.	1471	log-in.
1147		1472
1148	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1149	called.
1150		1474
1151	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1152		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
1153	sub register_extcmd {	1482	sub register_extcmd($$) {
1154	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1155		1484
1156	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1157	}	1486	}
1158		1487
1159	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1160	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1161		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1162	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1163	}	1498	}
1164		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1165	cf::player->attach (	1508	cf::player->attach (
1166	on_command => sub {	1509	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1168		1511
1169	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1170	or return;	1513	or return;
1171		1514
…		…
1179	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1180		1523
1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1182		1525
1183	if (ref $msg) {	1526	if (ref $msg) {
1184	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1185	"ARRAY" eq ref $msg
1186	? @$msg
1187	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1188		1528
1189	my @reply;
1190
1191	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}) {
1192	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1193	}	1547	}
1194		1548
1195	$pl->ext_reply ($reply, @reply)
1196	if $reply;
1197
1198	} else {	1549	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1551	}
1201		1552
1202	cf::override;	1553	cf::override;
1203	},	1554	},
1204	);	1555	);
1205		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
1206	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1207	cf::sync_job {	1586	cf::sync_job {
1208	my %todo;	1587	my %todo;
1209		1588
1210	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1590	next unless -r $path;
…		…
1229		1608
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1611
1233	$ext{source} =	1612	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1236	. $source	1615	. $source
1237	. "\n};\n1";	1616	. "\n};\n1";
1238		1617
1239	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1240	}	1619	}
1241		1620
		1621	my $pass = 0;
1242	my %done;	1622	my %done;
1243	while (%todo) {	1623	while (%todo) {
1244	my $progress;	1624	my $progress;
1245		1625
		1626	++$pass;
		1627
		1628	ext:
1246	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1631	next ext
1249	unless exists $done{$_};	1632	unless exists $done{$_};
1250	}	1633	}
1251		1634
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1636
1254	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 $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1259	warn $msg;	1653
1260	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1655	delete $todo{$k};
1262	}	1656	} else {
1263		1657	$done{$k} = delete $todo{$k};
1264	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1265	}	1663	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1664	}
1271		1665
1272	skip:	1666	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1275	}	1676	}
1276	};	1677	};
1277	}	1678	}
1278		1679
1279	#############################################################################	1680	#############################################################################
1280		1681
1281	=back	1682	=back
1282		1683
1283	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1284		1685
1285	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1286		1687
1287	=cut	1688	=cut
1288		1689
1289	package cf::player;	1690	package cf::player;
1290		1691
…		…
1333		1734
1334	sub exists($) {	1735	sub exists($) {
1335	my ($login) = @_;	1736	my ($login) = @_;
1336		1737
1337	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1339	}	1740	}
1340		1741
1341	sub find($) {	1742	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1744	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1757	or return;
1357		1758
1358	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1359	or return;	1760	or return;
		1761
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1363	}	1765	}
1364	}	1766	}
1365	}	1767	}
1366		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1367	sub save($) {	1782	sub save($) {
1368	my ($pl) = @_;	1783	my ($pl) = @_;
1369		1784
1370	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1371		1786
…		…
1374		1789
1375	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1376		1791
1377	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1799
1380	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1801	cf::cede_to_tick;
1382	}	1802	}
1383		1803
…		…
1415	my ($pl) = @_;	1835	my ($pl) = @_;
1416		1836
1417	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1418		1838
1419	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1420	$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
1421		1841
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1425	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1426		1850
1427	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1467		1891
1468	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1469	my $path = path $login;	1893	my $path = path $login;
1470		1894
1471	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1901	}
1477		1902
…		…
1481		1906
1482	\@logins	1907	\@logins
1483	}	1908	}
1484		1909
1485	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1486		1913
1487	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1488	player. May block.	1915	player. May block.
1489		1916
1490	=cut	1917	=cut
…		…
1508	}	1935	}
1509		1936
1510	\@paths	1937	\@paths
1511	}	1938	}
1512		1939
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1941
1515	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1943
1576	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1577		1945
1578	Sends an ext event to the client.	1946	Sends an ext event to the client.
1579		1947
…		…
1599		1967
1600	=cut	1968	=cut
1601		1969
1602	sub find_by_path($) {	1970	sub find_by_path($) {
1603	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1604		1974
1605	my ($match, $specificity);	1975	my ($match, $specificity);
1606		1976
1607	for my $region (list) {	1977	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1636		2006
1637	sub generate_random_map {	2007	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1640	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	2013	}
1654		2014
1655	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1656		2016
1657	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
…		…
1662		2022
1663	sub register {	2023	sub register {
1664	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2025	my $pkg = caller;
1666		2026
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2028
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2030	}
1672		2031
1673	# also paths starting with '/'	2032	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2034
1676	sub thawer_merge {	2035	sub thawer_merge {
1677	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1678		2037
1679	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1684	}	2043	}
1685		2044
1686	sub normalise {	2045	sub normalise {
1687	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1688		2047
1689	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1690		2049
1691	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1692		2051
1693	# map plan:	2052	# map plan:
1694	#	2053	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2069	$path = "$base/$path";
1711	}	2070	}
1712		2071
1713	for ($path) {	2072	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1717	}	2075	}
1718		2076
1719	$path	2077	$path
…		…
1733	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1734	return $self;	2092	return $self;
1735	}	2093	}
1736	}	2094	}
1737		2095
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2097	()
1740	}	2098	}
1741		2099
		2100	# may re-bless or do other evil things
1742	sub init {	2101	sub init {
1743	my ($self) = @_;	2102	my ($self) = @_;
1744		2103
1745	$self	2104	$self
1746	}	2105	}
…		…
1765		2124
1766	# the temporary/swap location	2125	# the temporary/swap location
1767	sub save_path {	2126	sub save_path {
1768	my ($self) = @_;	2127	my ($self) = @_;
1769		2128
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1772	}	2131	}
1773		2132
1774	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1775	sub uniq_path {	2134	sub uniq_path {
1776	my ($self) = @_;	2135	my ($self) = @_;
1777		2136
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2139	}
1790		2140
1791	sub decay_objects {	2141	sub decay_objects {
1792	my ($self) = @_;	2142	my ($self) = @_;
1793		2143
…		…
1820	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1821		2171
1822	1	2172	1
1823	}	2173	}
1824		2174
		2175	# used to laod the header of an original map
1825	sub load_header_orig {	2176	sub load_header_orig {
1826	my ($self) = @_;	2177	my ($self) = @_;
1827		2178
1828	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1829	}	2180	}
1830		2181
		2182	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2183	sub load_header_temp {
1832	my ($self) = @_;	2184	my ($self) = @_;
1833		2185
1834	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1835	}	2187	}
1836		2188
		2189	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2190	sub prepare_temp {
1838	my ($self) = @_;	2191	my ($self) = @_;
1839		2192
1840	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1842	# safety	2195	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2198	}
1846		2199
		2200	# called after loading the header from an original map
1847	sub prepare_orig {	2201	sub prepare_orig {
1848	my ($self) = @_;	2202	my ($self) = @_;
1849		2203
1850	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2229
1876	sub find;	2230	sub find;
1877	sub find {	2231	sub find {
1878	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1879		2233
		2234	cf::cede_to_tick;
		2235
1880	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1881		2237
1882	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2240
1885	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1890	or return;	2243	or return;
1891		2244
1892	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1893		2246
…		…
1895	or return;	2248	or return;
1896		2249
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1900	undef $guard1;	2254	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2255	$map->reset;
1903	return find $path;	2256	return find $path;
1904	}	2257	}
1905		2258
1906	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1907	}	2260	}
1908	}	2261	}
1909		2262
1910	sub pre_load { }	2263	sub pre_load { }
1911	sub post_load { }	2264	#sub post_load { } # XS
1912		2265
1913	sub load {	2266	sub load {
1914	my ($self) = @_;	2267	my ($self) = @_;
1915		2268
1916	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2272
1920	{	2273	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1922		2275
1923	return unless $self->valid;	2276	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2278
1928	$self->alloc;	2279	$self->alloc;
1929		2280
1930	$self->pre_load;	2281	$self->pre_load;
1931	cf::cede_to_tick;	2282	cf::cede_to_tick;
1932		2283
		2284	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2286	$f->skip_block;
1935	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1936	or return;	2288	or return;
1937		2289
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1939	if delete $self->{load_original};	2291	if delete $self->{load_original};
1940		2292
1941	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2294	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2297	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1948	}	2301	}
1949	}	2302	}
1950	}
1951		2303
1952	$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);
1953		2311
1954	cf::cede_to_tick;	2312	cf::cede_to_tick;
1955	# now do the right thing for maps	2313	# now do the right thing for maps
1956	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2320	$self->decay_objects;
1963	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1964	$self->update_buttons;	2322	$self->update_buttons;
1965	cf::cede_to_tick;	2323	cf::cede_to_tick;
1966	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2325	}
1970		2326
1971	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2329	}
1976		2330
1977	$self->post_load;	2331	$self->post_load;
1978	}
1979		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
1980	sub customise_for {	2339	sub customise_for {
1981	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1982		2341
1983	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2343	if $self->per_player;
…		…
1987	# if $self->per_party;	2346	# if $self->per_party;
1988		2347
1989	$self	2348	$self
1990	}	2349	}
1991		2350
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2351	sub find_sync {
2019	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2020		2353
2021	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
2022	}	2359	}
2023		2360
2024	sub do_load_sync {	2361	sub do_load_sync {
2025	my ($map) = @_;	2362	my ($map) = @_;
2026		2363
		2364	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2029		2367
2030	cf::sync_job { $map->load };	2368	$map->load;
2031	}	2369	}
2032		2370
2033	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2035		2373
2036	sub find_async {	2374	sub find_async {
2037	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2038		2376
2039	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2040		2378
2041	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2043	}	2381	}
2044		2382
2045	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2046		2384
2047	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2062		2400
2063	()	2401	()
2064	}	2402	}
2065		2403
		2404	# common code, used by both ->save and ->swapout
2066	sub save {	2405	sub _save {
2067	my ($self) = @_;	2406	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2407
2071	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2072		2409
2073	return unless $self->dirty;	2410	return unless $self->dirty;
2074		2411
…		…
2083		2420
2084	cf::async {	2421	cf::async {
2085	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2087	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2088		2427
2089	if ($uniq) {	2428	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2431	} else {
2093	$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);
2094	}	2433	}
2095	}	2434	}
2096		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2097	sub swap_out {	2444	sub swap_out {
2098	my ($self) = @_;	2445	my ($self) = @_;
2099		2446
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2105	return if $self->players;	2451	return if $self->players;
2106	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
2107	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2108		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
2109	$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};
2110		2503
2111	$self->deactivate;	2504	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2506	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2507
2159	$self->unlink_save;	2508	$self->unlink_save;
2160	$self->destroy;	2509	$self->destroy;
2161	}	2510	}
2162		2511
…		…
2170		2519
2171	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2172		2521
2173	$self->unlink_save;	2522	$self->unlink_save;
2174		2523
2175	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2529
…		…
2229		2578
2230	sub unique_maps() {	2579	sub unique_maps() {
2231	[	2580	[
2232	map {	2581	map {
2233	utf8::decode $_;	2582	utf8::decode $_;
2234	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2235	? normalise $_	2586	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2588	]
2239	}	2589	}
2240		2590
2241	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	}
2242		2622
2243	=back	2623	=back
2244		2624
2245	=head3 cf::object	2625	=head3 cf::object
2246		2626
…		…
2250		2630
2251	=over 4	2631	=over 4
2252		2632
2253	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2254		2634
2255	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.
2256		2637
2257	=cut	2638	=cut
2258		2639
2259	sub inv_recursive_;	2640	sub inv_recursive_;
2260	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2266	}	2647	}
2267		2648
2268	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2269		2650
2270	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.
2271		2652
2272	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2273		2654
2274	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,
2275	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2276		2657
2277	=cut	2658	=cut
2278		2659
2279	sub deref {	2660	sub deref {
…		…
2307	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
2308	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2309		2690
2310	=cut	2691	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2708	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2724
2330	} else {	2725	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2728	}
2334	}	2729	}
2335	}	2730	}
2336		2731
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2347	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2348		2743
2349	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2350	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2351		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2352	=cut	2772	=cut
2353		2773
2354	sub cf::object::player::may {	2774	sub cf::object::player::may {
2355	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2356		2776
2357	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2358	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2359	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2360	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2361	}	2781	}
2362		2782
2363	=item $player_object->enter_link	2783	=item $player_object->enter_link
2364		2784
2365	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}>).
2366		2786
2367	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.
2368	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.
2369		2791
2370	Will never block.	2792	Will never block.
2371		2793
2372	=item $player_object->leave_link ($map, $x, $y)	2794	=item $player_object->leave_link ($map, $x, $y)
2373		2795
…		…
2393	sub cf::object::player::enter_link {	2815	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2816	my ($self) = @_;
2395		2817
2396	$self->deactivate_recursive;	2818	$self->deactivate_recursive;
2397		2819
		2820	++$self->{_link_recursion};
		2821
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2822	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2823
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2824	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2825	if $self->map && $self->map->{path} ne "{link}";
2402		2826
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2827	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2828	}
2405		2829
2406	sub cf::object::player::leave_link {	2830	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2831	my ($self, $map, $x, $y) = @_;
2408		2832
…		…
2425	($x, $y) = (-1, -1)	2849	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2850	unless (defined $x) && (defined $y);
2427		2851
2428	# use -1 or undef as default coordinates, not 0, 0	2852	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2853	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2854	if $x <= 0 && $y <= 0;
2431		2855
2432	$map->load;	2856	$map->load;
2433	$map->load_neighbours;
2434		2857
2435	return unless $self->contr->active;	2858	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2859
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2860	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2861	if ($self->enter_map ($map, $x, $y)) {
2440	}	2862	# entering was successful
		2863	delete $self->{_link_recursion};
		2864	# only activate afterwards, to support waiting in hooks
		2865	$self->activate_recursive;
		2866	}
2441		2867
		2868	}
		2869
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2870	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2871
2444	Moves the player to the given map-path and coordinates by first freezing	2872	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2873	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2874	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2875	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2876	be called at the end of this process.
2449		2877
		2878	Note that $check will be called with a potentially non-loaded map, so if
		2879	it needs a loaded map it has to call C<< ->load >>.
		2880
2450	=cut	2881	=cut
2451		2882
2452	our $GOTOGEN;	2883	our $GOTOGEN;
2453		2884
2454	sub cf::object::player::goto {	2885	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2886	my ($self, $path, $x, $y, $check, $done) = @_;
		2887
		2888	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2889	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2890	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2891	($path, $x, $y) = @$EMERGENCY_POSITION;
		2892	}
2456		2893
2457	# do generation counting so two concurrent goto's will be executed in-order	2894	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2895	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2896
2460	$self->enter_link;	2897	$self->enter_link;
…		…
2480	($path, $x, $y) = (undef, undef, undef);	2917	($path, $x, $y) = (undef, undef, undef);
2481	}	2918	}
2482	}	2919	}
2483		2920
2484	my $map = eval {	2921	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2922	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2486		2923
2487	if ($map) {	2924	if ($map) {
2488	$map = $map->customise_for ($self);	2925	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2926	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2927	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2928	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2929	}
2493		2930
2494	$map	2931	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2939	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2940	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2941	$self->leave_link ($map, $x, $y);
2505	}	2942	}
2506		2943
2507	$done->() if $done;	2944	$done->($self) if $done;
2508	})->prio (1);	2945	})->prio (1);
2509	}	2946	}
2510		2947
2511	=item $player_object->enter_exit ($exit_object)	2948	=item $player_object->enter_exit ($exit_object)
2512		2949
…		…
2532	}	2969	}
2533		2970
2534	sub prepare_random_map {	2971	sub prepare_random_map {
2535	my ($exit) = @_;	2972	my ($exit) = @_;
2536		2973
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2974	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2975	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2976	# that depends on the exit object
2542		2977
2543	my $rmp = parse_random_map_params $exit->msg;	2978	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2980	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2981	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2982	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2983	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2984	$rmp->{origin_y} = $exit->y;
		2985
		2986	$exit->map->touch;
2550	}	2987	}
2551		2988
2552	$rmp->{random_seed} ||= $exit->random_seed;	2989	$rmp->{random_seed} ||= $exit->random_seed;
2553		2990
2554	my $data = cf::to_json $rmp;	2991	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2992	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2993	my $meta = "$RANDOMDIR/$md5.meta";
2557		2994
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2995	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2996	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2997	undef $fh;
2561	aio_rename "$meta~", $meta;	2998	aio_rename "$meta~", $meta;
2562		2999
		3000	my $slaying = "?random/$md5";
		3001
		3002	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	3003	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	3004	$exit->msg (undef);
		3005	}
2565	}	3006	}
2566	}	3007	}
2567		3008
2568	sub cf::object::player::enter_exit {	3009	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	3010	my ($self, $exit) = @_;
2570		3011
2571	return unless $self->type == cf::PLAYER;	3012	return unless $self->type == cf::PLAYER;
2572		3013
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	3014	$self->enter_link;
2585		3015
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	3016	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3017	$Coro::current->{desc} = "enter_exit";
2592		3018
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	3019	unless (eval {
		3020	$self->deactivate_recursive; # just to be sure
		3021
		3022	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3023	my $x = $exit->stats->hp;
		3024	my $y = $exit->stats->sp;
		3025
		3026	# special map handling
		3027	my $slaying = $exit->slaying;
		3028
		3029	# special map handling
		3030	if ($slaying eq "/!") {
		3031	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3032
		3033	prepare_random_map $exit
		3034	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3035
		3036	$map = $exit->slaying;
		3037
		3038	} elsif ($slaying eq '!up') {
		3039	$map = $exit->map->tile_path (cf::TILE_UP);
		3040	$x = $exit->x;
		3041	$y = $exit->y;
		3042
		3043	} elsif ($slaying eq '!down') {
		3044	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3045	$x = $exit->x;
		3046	$y = $exit->y;
		3047	}
		3048
2595	$self->goto ($slaying, $hp, $sp);	3049	$self->goto ($map, $x, $y);
2596		3050
		3051	# if exit is damned, update players death & WoR home-position
		3052	$self->contr->savebed ($map, $x, $y)
		3053	if $exit->flag (cf::FLAG_DAMNED);
		3054
2597	1;	3055	1
2598	}) {	3056	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	3057	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	3058	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	3059	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	3060	cf::NDI_UNIQUE | cf::NDI_RED);
2603		3061
2604	warn "ERROR in enter_exit: $@";	3062	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	3063	$self->leave_link;
2606	}	3064	}
2607	})->prio (1);	3065	})->prio (1);
2608	}	3066	}
2609		3067
2610	=head3 cf::client	3068	=head3 cf::client
2611		3069
2612	=over 4	3070	=over 4
2613		3071
2614	=item $client->send_drawinfo ($text, $flags)	3072	=item $client->send_big_packet ($pkt)
2615		3073
2616	Sends a drawinfo packet to the client. Circumvents output buffering so	3074	Like C<send_packet>, but tries to compress large packets, and fragments
2617	should not be used under normal circumstances.	3075	them as required.
2618		3076
2619	=cut	3077	=cut
2620		3078
		3079	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3080
2621	sub cf::client::send_drawinfo {	3081	sub cf::client::send_big_packet {
2622	my ($self, $text, $flags) = @_;	3082	my ($self, $pkt) = @_;
2623		3083
2624	utf8::encode $text;	3084	# try lzf for large packets
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3085	$pkt = "lzf " . Compress::LZF::compress $pkt
		3086	if 1024 <= length $pkt and $self->{can_lzf};
		3087
		3088	# split very large packets
		3089	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3090	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3091	$pkt = "frag";
		3092	}
		3093
		3094	$self->send_packet ($pkt);
2626	}	3095	}
2627		3096
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	3097	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		3098
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	3099	Send a msg packet to the client, formatting the msg for the client if
2631	client if neccessary. C<$type> should be a string identifying the type of	3100	necessary. C<$type> should be a string identifying the type of the
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	3101	message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	3102	the message unless the client supports the msg packet.
2634		3103
2635	=cut	3104	=cut
2636		3105
		3106	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	3107	our %CHANNEL = (
		3108	"c/motd" => {
		3109	id => "infobox",
		3110	title => "MOTD",
		3111	reply => undef,
		3112	tooltip => "The message of the day",
		3113	},
2638	"c/identify" => {	3114	"c/identify" => {
2639	id => "infobox",	3115	id => "infobox",
2640	title => "Identify",	3116	title => "Identify",
2641	reply => undef,	3117	reply => undef,
2642	tooltip => "Items recently identified",	3118	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	3121	id => "infobox",
2646	title => "Examine",	3122	title => "Examine",
2647	reply => undef,	3123	reply => undef,
2648	tooltip => "Signs and other items you examined",	3124	tooltip => "Signs and other items you examined",
2649	},	3125	},
		3126	"c/shopinfo" => {
		3127	id => "infobox",
		3128	title => "Shop Info",
		3129	reply => undef,
		3130	tooltip => "What your bargaining skill tells you about the shop",
		3131	},
		3132	"c/book" => {
		3133	id => "infobox",
		3134	title => "Book",
		3135	reply => undef,
		3136	tooltip => "The contents of a note or book",
		3137	},
2650	"c/lookat" => {	3138	"c/lookat" => {
2651	id => "infobox",	3139	id => "infobox",
2652	title => "Look",	3140	title => "Look",
2653	reply => undef,	3141	reply => undef,
2654	tooltip => "What you saw there",	3142	tooltip => "What you saw there",
2655	},	3143	},
		3144	"c/who" => {
		3145	id => "infobox",
		3146	title => "Players",
		3147	reply => undef,
		3148	tooltip => "Shows players who are currently online",
		3149	},
		3150	"c/body" => {
		3151	id => "infobox",
		3152	title => "Body Parts",
		3153	reply => undef,
		3154	tooltip => "Shows which body parts you posess and are available",
		3155	},
		3156	"c/statistics" => {
		3157	id => "infobox",
		3158	title => "Statistics",
		3159	reply => undef,
		3160	tooltip => "Shows your primary statistics",
		3161	},
		3162	"c/skills" => {
		3163	id => "infobox",
		3164	title => "Skills",
		3165	reply => undef,
		3166	tooltip => "Shows your experience per skill and item power",
		3167	},
		3168	"c/shopitems" => {
		3169	id => "infobox",
		3170	title => "Shop Items",
		3171	reply => undef,
		3172	tooltip => "Shows the items currently for sale in this shop",
		3173	},
		3174	"c/resistances" => {
		3175	id => "infobox",
		3176	title => "Resistances",
		3177	reply => undef,
		3178	tooltip => "Shows your resistances",
		3179	},
		3180	"c/pets" => {
		3181	id => "infobox",
		3182	title => "Pets",
		3183	reply => undef,
		3184	tooltip => "Shows information abotu your pets/a specific pet",
		3185	},
		3186	"c/perceiveself" => {
		3187	id => "infobox",
		3188	title => "Perceive Self",
		3189	reply => undef,
		3190	tooltip => "You gained detailed knowledge about yourself",
		3191	},
		3192	"c/uptime" => {
		3193	id => "infobox",
		3194	title => "Uptime",
		3195	reply => undef,
		3196	tooltip => "How long the server has been running since last restart",
		3197	},
		3198	"c/mapinfo" => {
		3199	id => "infobox",
		3200	title => "Map Info",
		3201	reply => undef,
		3202	tooltip => "Information related to the maps",
		3203	},
		3204	"c/party" => {
		3205	id => "party",
		3206	title => "Party",
		3207	reply => "gsay ",
		3208	tooltip => "Messages and chat related to your party",
		3209	},
		3210	"c/death" => {
		3211	id => "death",
		3212	title => "Death",
		3213	reply => undef,
		3214	tooltip => "Reason for and more info about your most recent death",
		3215	},
		3216	"c/fatal" => {
		3217	id => "fatal",
		3218	title => "Fatal Error",
		3219	reply => undef,
		3220	tooltip => "Reason for the server disconnect",
		3221	},
		3222	"c/say" => $SAY_CHANNEL,
		3223	"c/chat" => $CHAT_CHANNEL,
2656	);	3224	);
2657		3225
2658	sub cf::client::send_msg {	3226	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3227	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3228
2661	$msg = $self->pl->expand_cfpod ($msg);	3229	$msg = $self->pl->expand_cfpod ($msg)
		3230	unless $color & cf::NDI_VERBATIM;
2662		3231
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3232	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3233
2665	# check predefined channels, for the benefit of C	3234	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3235	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3236	$channel = $CHANNEL{$channel};
2668		3237
2669	$self->ext_msg (channel_info => $channel)	3238	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3239	$channel = $channel->{id};
2673		3240
2674	} elsif (ref $channel) {	3241	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3242	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3243	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3244	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3245	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3246	}
2681		3247
2682	$channel = $channel->{id};	3248	$channel = $channel->{id};
2683	}	3249	}
2684		3250
2685	return unless @extra || length $msg;	3251	return unless @extra || length $msg;
2686		3252
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3253	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3254	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3255	if $color & cf::NDI_DEF;
2691		3256
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3257	my $pkt = "msg "
		3258	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3259	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3260	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3261
2706	$color &= cf::NDI_COLOR_MASK;	3262	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3263	}
2720		3264
2721	=item $client->ext_msg ($type, @msg)	3265	=item $client->ext_msg ($type, @msg)
2722		3266
2723	Sends an ext event to the client.	3267	Sends an ext event to the client.
…		…
2725	=cut	3269	=cut
2726		3270
2727	sub cf::client::ext_msg($$@) {	3271	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3272	my ($self, $type, @msg) = @_;
2729		3273
2730	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3274	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}
2736	}
2737
2738	=item $client->ext_reply ($msgid, @msg)
2739
2740	Sends an ext reply to the client.
2741
2742	=cut
2743
2744	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;
2746
2747	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}
2754	}	3275	}
2755		3276
2756	=item $success = $client->query ($flags, "text", \&cb)	3277	=item $success = $client->query ($flags, "text", \&cb)
2757		3278
2758	Queues a query to the client, calling the given callback with	3279	Queues a query to the client, calling the given callback with
…		…
2778		3299
2779	$self->send_packet ($self->{query_queue}[0][0])	3300	$self->send_packet ($self->{query_queue}[0][0])
2780	if @{ $self->{query_queue} } == 1;	3301	if @{ $self->{query_queue} } == 1;
2781		3302
2782	1	3303	1
		3304	}
		3305
		3306	=item $client->update_command_faces
		3307
		3308	=cut
		3309
		3310	our %COMMAND_FACE;
		3311
		3312	sub cf::client::update_command_faces {
		3313	my ($self) = @_;
		3314
		3315	my @faces = grep $_,
		3316	$COMMAND_FACE{preferred},
		3317	$COMMAND_FACE{standard},
		3318	$COMMAND_FACE{skill},
		3319	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3320	$COMMAND_FACE{emote},
		3321	;
		3322
		3323	$self->send_face ($_)
		3324	for @faces;
		3325	$self->flush_fx;
		3326
		3327	$self->ext_msg (command_list => @faces);
		3328	}
		3329
		3330	=item cf::client::set_command_face $type, $commands
		3331
		3332	=cut
		3333
		3334	sub cf::client::set_command_face {
		3335	my ($type, $list) = @_;
		3336
		3337	my $idx = &cf::face::set ( #d# ugly forward reference
		3338	"command_list/$type" => cf::FT_RSRC,
		3339	JSON::XS->new->utf8->encode ([ sort @$list ])
		3340	);
		3341
		3342	$COMMAND_FACE{$type} = $idx;
2783	}	3343	}
2784		3344
2785	cf::client->attach (	3345	cf::client->attach (
2786	on_connect => sub {	3346	on_connect => sub {
2787	my ($ns) = @_;	3347	my ($ns) = @_;
…		…
2813	my ($ns, $buf) = @_;	3373	my ($ns, $buf) = @_;
2814		3374
2815	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3375	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2816		3376
2817	if (ref $msg) {	3377	if (ref $msg) {
2818	my ($type, $reply, @payload) =	3378	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2819	"ARRAY" eq ref $msg
2820	? @$msg
2821	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2822		3379
2823	my @reply;
2824
2825	if (my $cb = $EXTICMD{$type}) {	3380	if (my $cb = $EXTIACMD{$type}) {
		3381	$cb->(
		3382	$ns,
		3383	sub {
		3384	$ns->ext_msg ("reply-$reply", @_)
		3385	if $reply;
		3386	},
		3387	@payload
		3388	);
		3389	} else {
		3390	my @reply;
		3391
		3392	if (my $cb = $EXTICMD{$type}) {
2826	@reply = $cb->($ns, @payload);	3393	@reply = $cb->($ns, @payload);
		3394	}
		3395
		3396	$ns->ext_msg ("reply-$reply", @reply)
		3397	if $reply;
2827	}	3398	}
2828
2829	$ns->ext_reply ($reply, @reply)
2830	if $reply;
2831
2832	} else {	3399	} else {
2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3400	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834	}	3401	}
2835		3402
2836	cf::override;	3403	cf::override;
2837	},	3404	},
2838	);	3405	);
…		…
2858		3425
2859	$coro	3426	$coro
2860	}	3427	}
2861		3428
2862	cf::client->attach (	3429	cf::client->attach (
2863	on_destroy => sub {	3430	on_client_destroy => sub {
2864	my ($ns) = @_;	3431	my ($ns) = @_;
2865		3432
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3433	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3434	},
2868	);	3435	);
…		…
2884	our $safe_hole = new Safe::Hole;	3451	our $safe_hole = new Safe::Hole;
2885		3452
2886	$SIG{FPE} = 'IGNORE';	3453	$SIG{FPE} = 'IGNORE';
2887		3454
2888	$safe->permit_only (Opcode::opset qw(	3455	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3456	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3457	grepstart grepwhile mapstart mapwhile
2891	sort time	3458	sort time
2892	));	3459	));
2893		3460
2894	# here we export the classes and methods available to script code	3461	# here we export the classes and methods available to script code
…		…
2897		3464
2898	The following functions and methods are available within a safe environment:	3465	The following functions and methods are available within a safe environment:
2899		3466
2900	cf::object	3467	cf::object
2901	contr pay_amount pay_player map x y force_find force_add destroy	3468	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3469	insert remove name archname title slaying race decrease split
		3470	value
2903		3471
2904	cf::object::player	3472	cf::object::player
2905	player	3473	player
2906		3474
2907	cf::player	3475	cf::player
…		…
2912		3480
2913	=cut	3481	=cut
2914		3482
2915	for (	3483	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3484	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3485	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr destroy)],	3486	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3487	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3488	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3489	["cf::map" => qw(trigger)],
2922	) {	3490	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3491	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3492	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3493	for @funs;
2927	}	3494	}
2928		3495
…		…
2943		3510
2944	my $qcode = $code;	3511	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3512	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3513	$qcode =~ s/\n/\\n/g;
2947		3514
		3515	%vars = (_dummy => 0) unless %vars;
		3516
		3517	my @res;
2948	local $_;	3518	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3519
2951	my $eval =	3520	my $eval =
2952	"do {\n"	3521	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3522	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3523	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3524	. $code
2956	. "\n}"	3525	. "\n}"
2957	;	3526	;
2958		3527
		3528	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3529	sub_generation_inc;
		3530	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3531	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3532	sub_generation_inc;
		3533	} else {
		3534	local @cf::_safe_eval_args = values %vars;
		3535	@res = wantarray ? eval eval : scalar eval $eval;
		3536	}
2962		3537
2963	if ($@) {	3538	if ($@) {
2964	warn "$@";	3539	warn "$@",
2965	warn "while executing safe code '$code'\n";	3540	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3541	"with arguments " . (join " ", %vars) . "\n";
2967	}	3542	}
2968		3543
2969	wantarray ? @res : $res[0]	3544	wantarray ? @res : $res[0]
2970	}	3545	}
2971		3546
…		…
2985	=cut	3560	=cut
2986		3561
2987	sub register_script_function {	3562	sub register_script_function {
2988	my ($fun, $cb) = @_;	3563	my ($fun, $cb) = @_;
2989		3564
2990	no strict 'refs';	3565	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3566	*$fun = $safe_hole->wrap ($cb);
2992	}	3567	}
2993		3568
2994	=back	3569	=back
2995		3570
2996	=cut	3571	=cut
2997		3572
2998	#############################################################################	3573	#############################################################################
2999	# the server's init and main functions	3574	# the server's init and main functions
3000		3575
		3576	{
		3577	package cf::face;
		3578
		3579	our %HASH; # hash => idx
		3580	our @DATA; # dynamically-created facedata, only faceste 0 used
		3581	our @FOFS; # file offset, if > 0
		3582	our @SIZE; # size of face, in octets
		3583	our @META; # meta hash of face, if any
		3584	our $DATAFH; # facedata filehandle
		3585
		3586	# internal api, not finalised
		3587	sub set {
		3588	my ($name, $type, $data) = @_;
		3589
		3590	my $idx = cf::face::find $name;
		3591
		3592	if ($idx) {
		3593	delete $HASH{cf::face::get_csum $idx};
		3594	} else {
		3595	$idx = cf::face::alloc $name;
		3596	}
		3597
		3598	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3599
		3600	cf::face::set_type $idx, $type;
		3601	cf::face::set_csum $idx, 0, $hash;
		3602
		3603	# we need to destroy the SV itself, not just modify it, as a running ix
		3604	# might hold a reference to it: "delete" achieves that.
		3605	delete $FOFS[0][$idx];
		3606	delete $DATA[0][$idx];
		3607	$DATA[0][$idx] = $data;
		3608	$SIZE[0][$idx] = length $data;
		3609	delete $META[$idx];
		3610	$HASH{$hash} = $idx;#d#
		3611
		3612	$idx
		3613	}
		3614
		3615	sub _get_data($$$) {
		3616	my ($idx, $set, $cb) = @_;
		3617
		3618	if (defined $DATA[$set][$idx]) {
		3619	$cb->($DATA[$set][$idx]);
		3620	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3621	my $size = $SIZE[$set][$idx];
		3622	my $buf;
		3623	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3624	if ($_[0] == $size) {
		3625	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3626	$cb->($buf);
		3627	} else {
		3628	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3629	}
		3630	};
		3631	} else {
		3632	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3633	}
		3634	}
		3635
		3636	# rather ineffient
		3637	sub cf::face::get_data($;$) {
		3638	my ($idx, $set) = @_;
		3639
		3640	_get_data $idx, $set, Coro::rouse_cb;
		3641	Coro::rouse_wait
		3642	}
		3643
		3644	sub cf::face::ix {
		3645	my ($ns, $set, $idx, $pri) = @_;
		3646
		3647	_get_data $idx, $set, sub {
		3648	$ns->ix_send ($idx, $pri, $_[0]);
		3649	};
		3650	}
		3651	}
		3652
3001	sub load_facedata($) {	3653	sub load_facedata($) {
3002	my ($path) = @_;	3654	my ($path) = @_;
3003		3655
3004	# HACK to clear player env face cache, we need some signal framework
3005	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();
3007
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3656	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3657
3010	warn "loading facedata from $path\n";	3658	trace "loading facedata from $path\n";
3011		3659
3012	my $facedata;	3660	my $facedata = decode_storable load_file "$path/faceinfo";
3013	0 < aio_load $path, $facedata
3014	or die "$path: $!";
3015
3016	$facedata = Coro::Storable::thaw $facedata;
3017		3661
3018	$facedata->{version} == 2	3662	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3663	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3020		3664
3021	# patch in the exptable	3665	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3022	$facedata->{resource}{"res/exp_table"} = {	3666	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3023	type => FT_RSRC,	3667
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3668	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3025	};	3669
3026	cf::cede_to_tick;	3670	# BEGIN ATOMIC
		3671	# from here on, everything must be atomic - no thread switch allowed
		3672	my $t1 = EV::time;
3027		3673
3028	{	3674	{
3029	my $faces = $facedata->{faceinfo};	3675	my $faces = $facedata->{faceinfo};
3030		3676
3031	while (my ($face, $info) = each %$faces) {	3677	for my $face (sort keys %$faces) {
		3678	my $info = $faces->{$face};
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3679	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3680
3033	cf::face::set_visibility $idx, $info->{visibility};	3681	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3682	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3683	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3684	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3037		3685	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3038	cf::cede_to_tick;	3686	$cf::face::HASH{$info->{hash64}} = $idx;
		3687	delete $cf::face::META[$idx];
3039	}	3688	}
3040		3689
3041	while (my ($face, $info) = each %$faces) {	3690	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3691	next unless $info->{smooth};
		3692
3043	my $idx = cf::face::find $face	3693	my $idx = cf::face::find $face
3044	or next;	3694	or next;
		3695
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3696	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3697	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3698	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3699	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3700	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3701	}
3051
3052	cf::cede_to_tick;
3053	}	3702	}
3054	}	3703	}
3055		3704
3056	{	3705	{
3057	my $anims = $facedata->{animinfo};	3706	my $anims = $facedata->{animinfo};
3058		3707
3059	while (my ($anim, $info) = each %$anims) {	3708	while (my ($anim, $info) = each %$anims) {
3060	cf::anim::set $anim, $info->{frames}, $info->{facings};	3709	cf::anim::set $anim, $info->{frames}, $info->{facings};
3061	cf::cede_to_tick;
3062	}	3710	}
3063		3711
3064	cf::anim::invalidate_all; # d'oh	3712	cf::anim::invalidate_all; # d'oh
3065	}	3713	}
3066		3714
3067	{	3715	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3716	my $res = $facedata->{resource};
3071		3717
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3718	while (my ($name, $info) = each %$res) {
		3719	if (defined (my $type = $info->{type})) {
		3720	# TODO: different hash - must free and use new index, or cache ixface data queue
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3721	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3722
3078	if ($info->{type} & 1) {	3723	cf::face::set_type $idx, $type;
3079	# prepend meta info	3724	cf::face::set_csum $idx, 0, $info->{hash};
3080		3725	$cf::face::SIZE[0][$idx] = $info->{size};
3081	my $meta = $enc->encode ({	3726	$cf::face::FOFS[0][$idx] = $info->{fofs};
3082	name => $name,	3727	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3083	%{ $info->{meta} || {} },	3728	$cf::face::HASH{$info->{hash}} = $idx;
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3729	} else {
3088	$data = $info->{data};	3730	# $RESOURCE{$name} = $info; # unused
3089	}	3731	}
3090
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;
3095	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}	3732	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3733	}
		3734
		3735	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3736
		3737	# HACK to clear player env face cache, we need some signal framework
		3738	# for this (global event?)
		3739	%ext::player_env::MUSIC_FACE_CACHE = ();
		3740
		3741	# END ATOMIC
		3742
		3743	cf::debug "facedata atomic update time ", EV::time - $t1;
		3744
		3745	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3746
		3747	aio_close $fh if $fh; # close old facedata
3115		3748
3116	1	3749	1
3117	}	3750	}
3118		3751
3119	register_exticmd fx_want => sub {	3752	register_exticmd fx_want => sub {
…		…
3121		3754
3122	while (my ($k, $v) = each %$want) {	3755	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3756	$ns->fx_want ($k, $v);
3124	}	3757	}
3125	};	3758	};
		3759
		3760	sub load_resource_file($) {
		3761	my $guard = lock_acquire "load_resource_file";
		3762
		3763	my $status = load_resource_file_ $_[0];
		3764	get_slot 0.1, 100;
		3765	cf::arch::commit_load;
		3766
		3767	$status
		3768	}
		3769
		3770	sub reload_exp_table {
		3771	_reload_exp_table;
		3772
		3773	cf::face::set
		3774	"res/exp_table" => FT_RSRC,
		3775	JSON::XS->new->utf8->canonical->encode (
		3776	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3777	);
		3778	}
		3779
		3780	sub reload_materials {
		3781	_reload_materials;
		3782	}
3126		3783
3127	sub reload_regions {	3784	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3785	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3786	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3787	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3137	if exists $_->{match};	3794	if exists $_->{match};
3138	}	3795	}
3139	}	3796	}
3140		3797
3141	sub reload_facedata {	3798	sub reload_facedata {
3142	load_facedata "$DATADIR/facedata"	3799	load_facedata $DATADIR
3143	or die "unable to load facedata\n";	3800	or die "unable to load facedata\n";
3144	}	3801	}
3145		3802
3146	sub reload_archetypes {	3803	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3804	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3805	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references	3806
3150	# this really needs to be done in an extra post-pass	3807	cf::face::set
3151	# (which needs to be synchronous, so solve it differently)	3808	"res/skill_info" => FT_RSRC,
3152	load_resource_file "$DATADIR/archetypes"	3809	JSON::XS->new->utf8->canonical->encode (
3153	or die "unable to load archetypes\n";	3810	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3811	);
		3812
		3813	cf::face::set
		3814	"res/spell_paths" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3817	);
		3818
		3819	# command completion
		3820	my @commands;
		3821
		3822	for (0..cf::arch::skillvec_size - 1) {
		3823	my $skill = cf::arch::skillvec $_;
		3824	my $name = $skill->name;
		3825	my $flags = cf::skill_flags $skill->subtype;
		3826
		3827	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3828	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3829	}
		3830
		3831	cf::client::set_command_face skill => \@commands;
3154	}	3832	}
3155		3833
3156	sub reload_treasures {	3834	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3835	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3836	or die "unable to load treasurelists\n";
3159	}	3837	}
3160		3838
		3839	sub reload_sound {
		3840	trace "loading sound config from $DATADIR/sound\n";
		3841
		3842	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3843
		3844	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3845	my $sound = $soundconf->{compat}[$_]
		3846	or next;
		3847
		3848	my $face = cf::face::find "sound/$sound->[1]";
		3849	cf::sound::set $sound->[0] => $face;
		3850	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3851	}
		3852
		3853	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3854	my $face = cf::face::find "sound/$v";
		3855	cf::sound::set $k => $face;
		3856	}
		3857	}
		3858
3161	sub reload_resources {	3859	sub reload_resources {
3162	warn "reloading resource files...\n";	3860	trace "reloading resource files...\n";
3163		3861
		3862	reload_materials;
		3863	reload_facedata;
		3864	reload_exp_table;
		3865	reload_sound;
		3866	reload_archetypes;
3164	reload_regions;	3867	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3868	reload_treasures;
3169		3869
3170	warn "finished reloading resource files\n";	3870	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3871	}
3176		3872
3177	sub reload_config {	3873	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3874	trace "reloading config file...\n";
3179	or return;
3180		3875
3181	local $/;	3876	my $config = load_file "$CONFDIR/config";
3182	*CFG = YAML::Syck::Load <$fh>;	3877	utf8::decode $config;
		3878	*CFG = decode_yaml $config;
3183		3879
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3880	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3881
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3882	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3883	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3884
3189	if (exists $CFG{mlockall}) {	3885	if (exists $CFG{mlockall}) {
…		…
3193	};	3889	};
3194	warn $@ if $@;	3890	warn $@ if $@;
3195	}	3891	}
3196	}	3892	}
3197		3893
		3894	sub pidfile() {
		3895	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3896	or die "$PIDFILE: $!";
		3897	flock $fh, &Fcntl::LOCK_EX
		3898	or die "$PIDFILE: flock: $!";
		3899	$fh
		3900	}
		3901
		3902	# make sure only one server instance is running at any one time
		3903	sub atomic {
		3904	my $fh = pidfile;
		3905
		3906	my $pid = <$fh>;
		3907	kill 9, $pid if $pid > 0;
		3908
		3909	seek $fh, 0, 0;
		3910	print $fh $$;
		3911	}
		3912
		3913	sub main_loop {
		3914	trace "EV::loop starting\n";
		3915	if (1) {
		3916	EV::loop;
		3917	}
		3918	trace "EV::loop returned\n";
		3919	goto &main_loop unless $REALLY_UNLOOP;
		3920	}
		3921
3198	sub main {	3922	sub main {
		3923	cf::init_globals; # initialise logging
		3924
		3925	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3926	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3927	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3928	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3929
		3930	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3931
3199	# we must not ever block the main coroutine	3932	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3933	$Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3934	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3935	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3936	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3937	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3938	})->prio (Coro::PRIO_MAX);
3206	};	3939	};
3207		3940
		3941	evthread_start IO::AIO::poll_fileno;
		3942
		3943	cf::sync_job {
		3944	cf::incloader::init ();
		3945
		3946	db_init;
		3947
		3948	cf::init_anim;
		3949	cf::init_attackmess;
		3950	cf::init_dynamic;
		3951
		3952	cf::load_settings;
		3953
		3954	reload_resources;
3208	reload_config;	3955	reload_config;
3209	db_init;	3956
		3957	cf::init_uuid;
		3958	cf::init_signals;
		3959	cf::init_skills;
		3960
		3961	cf::init_beforeplay;
		3962
		3963	atomic;
		3964
3210	load_extensions;	3965	load_extensions;
3211		3966
3212	$TICK_WATCHER->start;	3967	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3968
		3969	# no (long-running) fork's whatsoever before this point(!)
		3970	use POSIX ();
		3971	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3972
		3973	cf::_post_init 0;
		3974	};
		3975
		3976	cf::object::thawer::errors_are_fatal 0;
		3977	info "parse errors in files are no longer fatal from this point on.\n";
		3978
		3979	AE::postpone {
		3980	undef &main; # free gobs of memory :)
		3981	};
		3982
		3983	goto &main_loop;
3214	}	3984	}
3215		3985
3216	#############################################################################	3986	#############################################################################
3217	# initialisation and cleanup	3987	# initialisation and cleanup
3218		3988
3219	# install some emergency cleanup handlers	3989	# install some emergency cleanup handlers
3220	BEGIN {	3990	BEGIN {
		3991	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3992	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3993	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3994	cf::cleanup "SIG$signal";
3229	},
3230	);	3995	};
3231	}	3996	}
3232	}	3997	}
3233		3998
3234	sub write_runtime {	3999	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	4000	my $t0 = AE::time;
3236		4001
3237	# first touch the runtime file to show we are still running:	4002	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	4003	# the fsync below can take a very very long time.
3239		4004
3240	IO::AIO::aio_utime $runtime, undef, undef;	4005	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		4006
3242	my $guard = cf::lock_acquire "write_runtime";	4007	my $guard = cf::lock_acquire "write_runtime";
3243		4008
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4009	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	4010	or return;
3246		4011
3247	my $value = $cf::RUNTIME + 90 + 10;	4012	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	4013	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	4014	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	4024	aio_utime $fh, undef, undef;
3260		4025
3261	close $fh	4026	close $fh
3262	or return;	4027	or return;
3263		4028
3264	aio_rename "$runtime~", $runtime	4029	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	4030	and return;
3266		4031
3267	warn "runtime file written.\n";	4032	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		4033
3269	1	4034	1
		4035	}
		4036
		4037	our $uuid_lock;
		4038	our $uuid_skip;
		4039
		4040	sub write_uuid_sync($) {
		4041	$uuid_skip ||= $_[0];
		4042
		4043	return if $uuid_lock;
		4044	local $uuid_lock = 1;
		4045
		4046	my $uuid = "$LOCALDIR/uuid";
		4047
		4048	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4049	or return;
		4050
		4051	my $value = uuid_seq uuid_cur;
		4052
		4053	unless ($value) {
		4054	info "cowardly refusing to write zero uuid value!\n";
		4055	return;
		4056	}
		4057
		4058	my $value = uuid_str $value + $uuid_skip;
		4059	$uuid_skip = 0;
		4060
		4061	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4062	and return;
		4063
		4064	# always fsync - this file is important
		4065	aio_fsync $fh
		4066	and return;
		4067
		4068	close $fh
		4069	or return;
		4070
		4071	aio_rename "$uuid~", $uuid
		4072	and return;
		4073
		4074	trace "uuid file written ($value).\n";
		4075
		4076	1
		4077
		4078	}
		4079
		4080	sub write_uuid($$) {
		4081	my ($skip, $sync) = @_;
		4082
		4083	$sync ? write_uuid_sync $skip
		4084	: async { write_uuid_sync $skip };
3270	}	4085	}
3271		4086
3272	sub emergency_save() {	4087	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	4088	my $freeze_guard = cf::freeze_mainloop;
3274		4089
3275	warn "enter emergency perl save\n";	4090	info "emergency_perl_save: enter\n";
		4091
		4092	# this is a trade-off: we want to be very quick here, so
		4093	# save all maps without fsync, and later call a global sync
		4094	# (which in turn might be very very slow)
		4095	local $USE_FSYNC = 0;
3276		4096
3277	cf::sync_job {	4097	cf::sync_job {
		4098	cf::write_runtime_sync; # external watchdog should not bark
		4099
3278	# use a peculiar iteration method to avoid tripping on perl	4100	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	4101	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	4102	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	4103	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	4104	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	4105	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	4106	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4107	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	4108	$pl->save;
3287	}	4109	}
3288	warn "end emergency player save\n";	4110	info "emergency_perl_save: end player save\n";
3289		4111
3290	warn "begin emergency map save\n";	4112	cf::write_runtime_sync; # external watchdog should not bark
		4113
		4114	info "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	4115	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	4116	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	4117	$map->valid or next;
3294	$map->save;	4118	$map->save;
3295	}	4119	}
3296	warn "end emergency map save\n";	4120	info "emergency_perl_save: end map save\n";
3297		4121
3298	warn "begin emergency database checkpoint\n";	4122	cf::write_runtime_sync; # external watchdog should not bark
		4123
		4124	info "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	4125	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	4126	info "emergency_perl_save: end database checkpoint\n";
		4127
		4128	info "emergency_perl_save: begin write uuid\n";
		4129	write_uuid_sync 1;
		4130	info "emergency_perl_save: end write uuid\n";
		4131
		4132	cf::write_runtime_sync; # external watchdog should not bark
		4133
		4134	trace "emergency_perl_save: syncing database to disk";
		4135	BDB::db_env_txn_checkpoint $DB_ENV;
		4136
		4137	info "emergency_perl_save: starting sync\n";
		4138	IO::AIO::aio_sync sub {
		4139	info "emergency_perl_save: finished sync\n";
		4140	};
		4141
		4142	cf::write_runtime_sync; # external watchdog should not bark
		4143
		4144	trace "emergency_perl_save: flushing outstanding aio requests";
		4145	while (IO::AIO::nreqs || BDB::nreqs) {
		4146	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4147	}
		4148
		4149	cf::write_runtime_sync; # external watchdog should not bark
3301	};	4150	};
3302		4151
3303	warn "leave emergency perl save\n";	4152	info "emergency_perl_save: leave\n";
3304	}	4153	}
3305		4154
3306	sub post_cleanup {	4155	sub post_cleanup {
3307	my ($make_core) = @_;	4156	my ($make_core) = @_;
3308		4157
		4158	IO::AIO::flush;
		4159
3309	warn Carp::longmess "post_cleanup backtrace"	4160	error Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	4161	if $make_core;
		4162
		4163	my $fh = pidfile;
		4164	unlink $PIDFILE if <$fh> == $$;
		4165	}
		4166
		4167	# a safer delete_package, copied from Symbol
		4168	sub clear_package($) {
		4169	my $pkg = shift;
		4170
		4171	# expand to full symbol table name if needed
		4172	unless ($pkg =~ /^main::.*::$/) {
		4173	$pkg = "main$pkg" if $pkg =~ /^::/;
		4174	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4175	$pkg .= '::' unless $pkg =~ /::$/;
		4176	}
		4177
		4178	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4179	my $stem_symtab = *{$stem}{HASH};
		4180
		4181	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4182	or return;
		4183
		4184	# clear all symbols
		4185	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4186	for my $name (keys %$leaf_symtab) {
		4187	_gv_clear *{"$pkg$name"};
		4188	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4189	}
3311	}	4190	}
3312		4191
3313	sub do_reload_perl() {	4192	sub do_reload_perl() {
3314	# can/must only be called in main	4193	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	4194	unless (in_main) {
3316	warn "can only reload from main coroutine";	4195	error "can only reload from main coroutine";
3317	return;	4196	return;
3318	}	4197	}
3319		4198
3320	warn "reloading...";	4199	return if $RELOAD++;
3321		4200
3322	warn "entering sync_job";	4201	my $t1 = AE::time;
3323		4202
		4203	while ($RELOAD) {
		4204	cf::get_slot 0.1, -1, "reload_perl";
		4205	info "perl_reload: reloading...";
		4206
		4207	trace "perl_reload: entering sync_job";
		4208
3324	cf::sync_job {	4209	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	4210	#cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		4211
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	4212	trace "perl_reload: cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	4213	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	4214	%EXT_CORO = ();
3353		4215
3354	warn "removing commands";	4216	trace "perl_reload: removing commands";
3355	%COMMAND = ();	4217	%COMMAND = ();
3356		4218
3357	warn "removing ext/exti commands";	4219	trace "perl_reload: removing ext/exti commands";
3358	%EXTCMD = ();	4220	%EXTCMD = ();
3359	%EXTICMD = ();	4221	%EXTICMD = ();
3360		4222
3361	warn "unloading/nuking all extensions";	4223	trace "perl_reload: unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	4224	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	4225	trace "... unloading $pkg";
3364		4226
3365	if (my $cb = $pkg->can ("unload")) {	4227	if (my $cb = $pkg->can ("unload")) {
3366	eval {	4228	eval {
3367	$cb->($pkg);	4229	$cb->($pkg);
3368	1	4230	1
3369	} or warn "$pkg unloaded, but with errors: $@";	4231	} or error "$pkg unloaded, but with errors: $@";
		4232	}
		4233
		4234	trace "... clearing $pkg";
		4235	clear_package $pkg;
3370	}	4236	}
3371		4237
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	4238	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	4239	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4240	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		4241
3380	warn "... unloading $k";	4242	trace "... unloading $k";
3381	delete $INC{$k};	4243	delete $INC{$k};
3382		4244
3383	$k =~ s/\.pm$//;	4245	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	4246	$k =~ s/\//::/g;
3385		4247
3386	if (my $cb = $k->can ("unload_module")) {	4248	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	4249	$cb->();
		4250	}
		4251
		4252	clear_package $k;
3388	}	4253	}
3389		4254
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	4255	trace "perl_reload: getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	4256	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4257	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		4258
3397	warn "unloading cf.pm \"a bit\"";	4259	trace "perl_reload: unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	4260	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	4261	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		4262
3401	# don't, removes xs symbols, too,	4263	# don't, removes xs symbols, too,
3402	# and global variables created in xs	4264	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	4265	#clear_package __PACKAGE__;
3404		4266
3405	warn "unload completed, starting to reload now";	4267	info "perl_reload: unload completed, starting to reload now";
3406		4268
3407	warn "reloading cf.pm";	4269	trace "perl_reload: reloading cf.pm";
3408	require cf;	4270	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4271	cf::_connect_to_perl_1;
3410		4272
3411	warn "loading config and database again";	4273	trace "perl_reload: loading config and database again";
3412	cf::reload_config;	4274	cf::reload_config;
3413		4275
3414	warn "loading extensions";	4276	trace "perl_reload: loading extensions";
3415	cf::load_extensions;	4277	cf::load_extensions;
3416		4278
		4279	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	4280	trace "perl_reload: reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	4281	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	4282	trace "perl_reload: reattaching attachments to maps";
3420	reattach $_ for values %MAP;	4283	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	4284	trace "perl_reload: reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	4285	reattach $_ for values %PLAYER;
		4286	}
3423		4287
3424	warn "leaving sync_job";	4288	cf::_post_init 1;
3425		4289
		4290	trace "perl_reload: leaving sync_job";
		4291
3426	1	4292	1
3427	} or do {	4293	} or do {
3428	warn $@;	4294	error $@;
3429	warn "error while reloading, exiting.";	4295	cf::cleanup "perl_reload: error, exiting.";
3430	exit 1;	4296	};
		4297
		4298	--$RELOAD;
3431	};	4299	}
3432		4300
3433	warn "reloaded";	4301	$t1 = AE::time - $t1;
		4302	info "perl_reload: completed in ${t1}s\n";
3434	};	4303	};
3435		4304
3436	our $RELOAD_WATCHER; # used only during reload	4305	our $RELOAD_WATCHER; # used only during reload
3437		4306
3438	sub reload_perl() {	4307	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	4308	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	4309	# coro crashes during coro_state_free->destroy here.
3441		4310
3442	$RELOAD_WATCHER ||= Event->timer (	4311	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	4312	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	4313
3445	data => WF_AUTOCANCEL,	4314	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	4315	do_reload_perl;
3448	undef $RELOAD_WATCHER;	4316	undef $RELOAD_WATCHER;
3449	},	4317	};
3450	);	4318	};
3451	}	4319	}
3452		4320
3453	register_command "reload" => sub {	4321	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	4322	my ($who, $arg) = @_;
3455		4323
…		…
3460	reload_perl;	4328	reload_perl;
3461	};	4329	};
3462	}	4330	}
3463	};	4331	};
3464		4332
3465	unshift @INC, $LIBDIR;	4333	#############################################################################
3466		4334
3467	my $bug_warning = 0;	4335	my $bug_warning = 0;
3468		4336
3469	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;
3471
3472	sub wait_for_tick {	4337	sub wait_for_tick() {
3473	return unless $TICK_WATCHER->is_active;	4338	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3474	return if $Coro::current == $Coro::main;
3475		4339
3476	my $signal = new Coro::Signal;	4340	$WAIT_FOR_TICK->wait;
3477	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;
3479	}	4341	}
3480		4342
3481	sub wait_for_tick_begin {	4343	sub wait_for_tick_begin() {
3482	return unless $TICK_WATCHER->is_active;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3483	return if $Coro::current == $Coro::main;
3484		4345
3485	my $signal = new Coro::Signal;	4346	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4347	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4348	$signal->wait;
3488	}	4349	}
3489		4350
3490	$TICK_WATCHER = Event->timer (	4351	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4352	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4353	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4354	unless ++$bug_warning > 10;
3500	return;	4355	return;
3501	}	4356	}
3502		4357
3503	$NOW = $tick_start = Event::time;	4358	cf::one_tick; # one server iteration
3504		4359
3505	cf::server_tick; # one server iteration	4360	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506		4361
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4362	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4363	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4364	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4365	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4366	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4367	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4368	};
		4369	}
3518		4370
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4371	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4372	$sig->send;
3521	}	4373	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4374	$WAIT_FOR_TICK->broadcast;
3523	$sig->send;
3524	}
3525		4375
3526	$NOW = Event::time;	4376	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4377	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4378
3537	_post_tick;	4379	if (0) {
		4380	if ($NEXT_TICK) {
		4381	my $jitter = $TICK_START - $NEXT_TICK;
		4382	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4383	debug "jitter $JITTER\n";#d#
		4384	}
3538	},	4385	}
3539	);	4386	}
3540		4387
3541	{	4388	{
		4389	# configure BDB
		4390	info "initialising database";
		4391
3542	BDB::min_parallel 8;	4392	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4393	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4394	#$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4395
3568	unless ($DB_ENV) {	4396	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4397	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4398	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4399	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4400	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4401	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4402	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4403
3575	cf::sync_job {	4404	cf::sync_job {
3576	eval {	4405	eval {
…		…
3586		4415
3587	cf::cleanup "db_env_open(db): $@" if $@;	4416	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4417	};
3589	}	4418	}
3590		4419
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4420	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4421	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4422	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4423	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4424	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4425	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4426	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4427	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4428	};
		4429
		4430	info "database initialised";
3621	}	4431	}
3622		4432
3623	{	4433	{
		4434	# configure IO::AIO
		4435
		4436	info "initialising aio";
3624	IO::AIO::min_parallel 8;	4437	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4438	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4439	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,	4440	info "aio initialised";
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4441	}
3637		4442
3638	my $_log_backtrace;	4443	our $_log_backtrace;
		4444	our $_log_backtrace_last;
3639		4445
3640	sub _log_backtrace {	4446	sub _log_backtrace {
3641	my ($msg, @addr) = @_;	4447	my ($msg, @addr) = @_;
3642		4448
3643	$msg =~ s/\n//;	4449	$msg =~ s/\n$//;
3644		4450
		4451	if ($_log_backtrace_last eq $msg) {
		4452	LOG llevInfo, "[ABT] $msg\n";
		4453	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3645	# limit the # of concurrent backtraces	4454	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4455	} elsif ($_log_backtrace < 2) {
		4456	$_log_backtrace_last = $msg;
3647	++$_log_backtrace;	4457	++$_log_backtrace;
		4458	my $perl_bt = Carp::longmess $msg;
3648	async {	4459	async {
3649	$Coro::current->{desc} = "abt $msg";	4460	$Coro::current->{desc} = "abt $msg";
3650		4461
3651	my @bt = fork_call {	4462	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4463	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4474	}
3664		4475
3665	@funcs	4476	@funcs
3666	};	4477	};
3667		4478
3668	LOG llevInfo, "[ABT] $msg\n";	4479	LOG llevInfo, "[ABT] $perl_bt\n";
		4480	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4481	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4482	--$_log_backtrace;
3671	};	4483	};
3672	} else {	4484	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4486	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3675	}	4487	}
3676	}	4488	}
3677		4489
3678	# load additional modules	4490	# load additional modules
3679	use cf::pod;	4491	require "cf/$_.pm" for @EXTRA_MODULES;
		4492	cf::_connect_to_perl_2;
3680		4493
3681	END { cf::emergency_save }	4494	END { cf::emergency_save }
3682		4495
3683	1	4496	1
3684		4497

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