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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.608 by root, Sun Nov 18 09:53:57 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 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		145
84	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	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.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	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
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
172		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	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
176	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
177	that call.	282	that call.
178		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
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$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;
191		307
192	utf8::encode $msg;
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	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	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$Event::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
277	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
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	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.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290		537
291	sub lock_wait($) {	538	sub lock_wait($) {
292	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	540	}
300		541
301	sub lock_acquire($) {	542	sub lock_acquire($) {
302	my ($key) = @_;	543	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	544	}
314		545
315	sub lock_active($) {	546	sub lock_active($) {
316	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	548	}
320		549
321	sub freeze_mainloop {	550	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
323		552
324	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	554	}
326	};	555
327	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
328	$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
329	}	569	}
330		570
331	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
332		572
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	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
335	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.
336		580
337	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
338	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
339		583
340	Useful for short background jobs.	584	Useful for short background jobs.
341		585
342	=cut	586	=cut
343		587
344	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
346		591
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
349	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
350		598
351	while () {	599	while () {
352	next_job:	600	next_job:
		601
353	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	603
355	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	608	$job->[2]->send;
359	Coro::cede;	609	Coro::cede;
360	goto next_job;	610	goto next_job;
361	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	613	}
363	}	614	}
364		615
365	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	619	} else {
		620	$busy = 0;
370	Coro::schedule;	621	Coro::schedule;
371	}	622	}
372	}	623	}
373	};	624	};
374		625
375	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
376	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
377		630
378	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
379	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
380		634
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
394		648
395	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
396		650
397	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
398		652
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	656	acceptable.
403		657
404	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
405	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
…		…
409	=cut	663	=cut
410		664
411	sub sync_job(&) {	665	sub sync_job(&) {
412	my ($job) = @_;	666	my ($job) = @_;
413		667
414	if ($Coro::current == $Coro::main) {	668	if (in_main) {
415	my $time = Event::time;	669	my $time = AE::time;
416		670
417	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
419		673
420	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	675
422	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
423		677
424	my $busy = 1;	678	my $busy = 1;
425	my @res;	679	my @res;
426		680
427	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	683	@res = eval { $job->() };
429	warn $@ if $@;	684	error $@ if $@;
430	undef $busy;	685	undef $busy;
431	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
432		687
433	while ($busy) {	688	while ($busy) {
434	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
435	}	693	}
		694	}
436		695
437	$time = Event::time - $time;	696	my $time = AE::time - $time;
438		697
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
443		699
444	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
445	} else {	701	} else {
446	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
447		703
…		…
467	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
468		724
469	$coro	725	$coro
470	}	726	}
471		727
472	=item fork_call { }, $args	728	=item fork_call { }, @args
473		729
474	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
475	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
478		734
479	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
480		740
481	sub fork_call(&@) {	741	sub fork_call(&@) {
482	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
483		743
484	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)
487
488	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
489	reset_signals;	745	cf::post_fork;
490	&$cb	746	&$cb
491	}, @args;	747	} @args;
492		748
493	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
494	}	788	}
495		789
496	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
497		791
498	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	794	=item cf::db_put $family => $key => $value
501		795
502	Stores the given C<$value> in the family. It can currently store binary	796	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	797	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		798
		799	=item $db = cf::db_table "name"
		800
		801	Create and/or open a new database table. The string must not be "db" and must be unique
		802	within each server.
		803
505	=cut	804	=cut
		805
		806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
		810	my ($name) = @_;
		811	my $db = BDB::db_create $DB_ENV;
		812
		813	eval {
		814	$db->set_flags (BDB::CHKSUM);
		815
		816	utf8::encode $name;
		817	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		818	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		819	cf::cleanup "db_open(db): $!" if $!;
		820	};
		821	cf::cleanup "db_open(db): $@" if $@;
		822
		823	$db
		824	}
506		825
507	our $DB;	826	our $DB;
508		827
509	sub db_init {	828	sub db_init {
510	unless ($DB) {	829	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	830	}
525		831
526	sub db_get($$) {	832	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
528		834
529	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
530	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
531		839
532	$! ? ()	840	$! ? ()
533	: $data	841	: $data
534	}
535	}	842	}
536		843
537	sub db_put($$$) {	844	sub db_put($$$) {
538	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		874
568	my @data;	875	my @data;
569	my $md5;	876	my $md5;
570		877
571	for (0 .. $#$src) {	878	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	880	}
575		881
576	# if processing is expensive, check	882	# if processing is expensive, check
577	# checksum first	883	# checksum first
578	if (1) {	884	if (1) {
…		…
591		897
592	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
593	}	899	}
594	}	900	}
595		901
596	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
597	my $data = $process->(\@data);	903	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
599		905
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		907
602	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
605		911
…		…
615		921
616	=cut	922	=cut
617		923
618	sub datalog($@) {	924	sub datalog($@) {
619	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	927	}
622		928
623	=back	929	=back
624		930
625	=cut	931	=cut
626		932
627	#############################################################################	933	#############################################################################
628		934
629	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
630		936
631	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
632	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")
633	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
634		940
635	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>
636	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
637	Crossfire TRT).	943	Deliantra).
638		944
639	=over 4	945	=over 4
640		946
641	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
642		948
…		…
686	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
687		993
688	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
689	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
690		996
691	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		999
694	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
695		1001
696	=over 4	1002	=over 4
…		…
820		1126
821	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1129
824	} elsif (ref $type) {	1130	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
826		1132
827	} else {	1133	} else {
828	shift @arg;	1134	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
830	}	1136	}
831	}	1137	}
832	}	1138	}
833		1139
834	sub _object_attach {	1140	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
845	}	1151	}
846		1152
847	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
848	} else {	1154	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1156	}
851		1157
852	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
853	}	1159	}
854		1160
…		…
913		1219
914	for (@$callbacks) {	1220	for (@$callbacks) {
915	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
916		1222
917	if ($@) {	1223	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1225	override;
921	}	1226	}
922		1227
923	return 1 if $override;	1228	return 1 if $override;
924	}	1229	}
925		1230
926	0	1231	0
927	}	1232	}
928		1233
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1235
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1237
933	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
934		1239
…		…
940		1245
941	=cut	1246	=cut
942		1247
943	#############################################################################	1248	#############################################################################
944	# object support	1249	# object support
945	#
946		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#
947	sub _can_merge {	1284	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
949		1286
950	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1288
954	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
955	}	1291	}
956		1292
957	sub reattach {	1293	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1295	my ($obj) = @_;
960		1296
		1297	# no longer needed after getting rid of delete_package?
961	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
962		1299
963	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
964		1301
965	@$registry = ();	1302	@$registry = ();
966		1303
…		…
971	for (@$attach) {	1308	for (@$attach) {
972	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
974	}	1311	}
975	} else {	1312	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1314	}
978	}	1315	}
979	}	1316	}
980		1317
981	cf::attachable->attach (	1318	cf::attachable->attach (
982	prio => -1000000,	1319	prio => -1000000,
983	on_instantiate => sub {	1320	on_instantiate => sub {
984	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
985		1322
986	$data = from_json $data;	1323	$data = decode_json $data;
987		1324
988	for (@$data) {	1325	for (@$data) {
989	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
990		1327
991	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1344	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1009		1346
1010	sync_job {	1347	sync_job {
1011	if (length $$rdata) {	1348	if (length $$rdata) {
		1349	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1014		1353
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1361	aio_close $fh;
1020		1362
1021	if (@$objs) {	1363	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1372	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1374	}
1030	} else {	1375	} else {
1031	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1032	}	1377	}
1033		1378
1034	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1383	} else {
1036	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1037	}	1385	}
1038	} else {	1386	} else {
1039	aio_unlink $filename;	1387	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1041	}	1389	}
1042	}	1390	};
1043	}	1391	}
1044		1392
1045	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1047		1395
…		…
1059	or return;	1407	or return;
1060		1408
1061	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1411	or return;
		1412
1064	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1065	}	1415	}
1066		1416
		1417	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
		1421
1069	return ($data, $av);	1422	($data, $av)
1070	}	1423	}
1071		1424
1072	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
1073		1426
1074	=over 4	1427	=over 4
…		…
1076	=cut	1429	=cut
1077		1430
1078	#############################################################################	1431	#############################################################################
1079	# command handling &c	1432	# command handling &c
1080		1433
1081	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1082		1435
1083	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
1084	$name.	1437	$name.
1085		1438
1086	=cut	1439	=cut
…		…
1092	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1093		1446
1094	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1095	}	1448	}
1096		1449
1097	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1098		1451
1099	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1100	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
1101	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
1102	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
1103	has logged in successfully.	1456	has logged in successfully.
1104		1457
1105	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1106	called.
1107		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
1108	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1109		1466
1110	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1111	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
1112	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
1113	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
1114	log-in.	1471	log-in.
1115		1472
1116	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1117	called.
1118		1474
1119	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1120		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
1121	sub register_extcmd {	1482	sub register_extcmd($$) {
1122	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1123		1484
1124	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1125	}	1486	}
1126		1487
1127	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1128	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1129		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1130	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1131	}	1498	}
1132		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1133	cf::player->attach (	1508	cf::player->attach (
1134	on_command => sub {	1509	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1136		1511
1137	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1138	or return;	1513	or return;
1139		1514
…		…
1147	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1148		1523
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1525
1151	if (ref $msg) {	1526	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1528
1157	my @reply;
1158
1159	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}) {
1160	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1161	}	1547	}
1162		1548
1163	$pl->ext_reply ($reply, @reply)
1164	if $reply;
1165
1166	} else {	1549	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1551	}
1169		1552
1170	cf::override;	1553	cf::override;
1171	},	1554	},
1172	);	1555	);
1173		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
1174	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1175	cf::sync_job {	1586	cf::sync_job {
1176	my %todo;	1587	my %todo;
1177		1588
1178	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1590	next unless -r $path;
…		…
1197		1608
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1611
1201	$ext{source} =	1612	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1204	. $source	1615	. $source
1205	. "\n};\n1";	1616	. "\n};\n1";
1206		1617
1207	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1208	}	1619	}
1209		1620
		1621	my $pass = 0;
1210	my %done;	1622	my %done;
1211	while (%todo) {	1623	while (%todo) {
1212	my $progress;	1624	my $progress;
1213		1625
		1626	++$pass;
		1627
		1628	ext:
1214	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1631	next ext
1217	unless exists $done{$_};	1632	unless exists $done{$_};
1218	}	1633	}
1219		1634
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1636
1222	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 $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1227	warn $msg;	1653
1228	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1655	delete $todo{$k};
1230	}	1656	} else {
1231		1657	$done{$k} = delete $todo{$k};
1232	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1233	}	1663	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1664	}
1239		1665
1240	skip:	1666	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	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	}
1243	}	1676	}
1244	};	1677	};
1245	}	1678	}
1246		1679
1247	#############################################################################	1680	#############################################################################
1248		1681
1249	=back	1682	=back
1250		1683
1251	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1252		1685
1253	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1254		1687
1255	=cut	1688	=cut
1256		1689
1257	package cf::player;	1690	package cf::player;
1258		1691
1259	use Coro::AIO;	1692	use Coro::AIO;
1260		1693
1261	=head3 cf::player	1694	=head3 cf::player
1262		1695
1263	=over 4	1696	=over 4
		1697
		1698	=item cf::player::num_playing
		1699
		1700	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1701
		1702	=cut
		1703
		1704	sub num_playing {
		1705	scalar grep
		1706	$_->ob->map
		1707	&& !$_->hidden
		1708	&& !$_->ob->flag (cf::FLAG_WIZ),
		1709	cf::player::list
		1710	}
1264		1711
1265	=item cf::player::find $login	1712	=item cf::player::find $login
1266		1713
1267	Returns the given player object, loading it if necessary (might block).	1714	Returns the given player object, loading it if necessary (might block).
1268		1715
…		…
1287		1734
1288	sub exists($) {	1735	sub exists($) {
1289	my ($login) = @_;	1736	my ($login) = @_;
1290		1737
1291	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1293	}	1740	}
1294		1741
1295	sub find($) {	1742	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1744	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1751	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1752	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1753	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1754	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1755
1309	my $pl = load_pl path $login	1756	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1757	or return;
		1758
		1759	my $pl = cf::player::load_pl $f
		1760	or return;
		1761
		1762	local $cf::PLAYER_LOADING{$login} = $pl;
		1763	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1312	}	1765	}
1313	}	1766	}
1314	}	1767	}
		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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	);
1315		1781
1316	sub save($) {	1782	sub save($) {
1317	my ($pl) = @_;	1783	my ($pl) = @_;
1318		1784
1319	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
…		…
1323		1789
1324	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1325		1791
1326	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1327	$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];
1328		1799
1329	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1801	cf::cede_to_tick;
1331	}	1802	}
1332		1803
…		…
1364	my ($pl) = @_;	1835	my ($pl) = @_;
1365		1836
1366	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1367		1838
1368	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1369	$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
1370		1841
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1374	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1375		1850
1376	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1413	or return [];	1888	or return [];
1414		1889
1415	my @logins;	1890	my @logins;
1416		1891
1417	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
		1893	my $path = path $login;
		1894
		1895	# a .pst is a dead give-away for a valid player
		1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1901	}
1421		1902
1422	utf8::decode $login;	1903	utf8::decode $login;
1423	push @logins, $login;	1904	push @logins, $login;
1424	}	1905	}
1425		1906
1426	\@logins	1907	\@logins
1427	}	1908	}
1428		1909
1429	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1430		1913
1431	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1432	player. May block.	1915	player. May block.
1433		1916
1434	=cut	1917	=cut
…		…
1452	}	1935	}
1453		1936
1454	\@paths	1937	\@paths
1455	}	1938	}
1456		1939
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1941
1459	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507
1508	=item $player->ext_reply ($msgid, @msg)
1509
1510	Sends an ext reply to the player.
1511
1512	=cut
1513
1514	sub ext_reply($$@) {
1515	my ($self, $id, @msg) = @_;
1516
1517	$self->ns->ext_reply ($id, @msg)
1518	}
1519		1943
1520	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1521		1945
1522	Sends an ext event to the client.	1946	Sends an ext event to the client.
1523		1947
…		…
1543		1967
1544	=cut	1968	=cut
1545		1969
1546	sub find_by_path($) {	1970	sub find_by_path($) {
1547	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1548		1974
1549	my ($match, $specificity);	1975	my ($match, $specificity);
1550		1976
1551	for my $region (list) {	1977	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1580		2006
1581	sub generate_random_map {	2007	sub generate_random_map {
1582	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1583	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1584	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1592	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1593	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1594	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1595	(cf::region::find $rmp->{region}), $rmp->{custom}
1596	)
1597	}	2013	}
1598		2014
1599	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1600		2016
1601	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
…		…
1606		2022
1607	sub register {	2023	sub register {
1608	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	2025	my $pkg = caller;
1610		2026
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		2028
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	2030	}
1616		2031
1617	# also paths starting with '/'	2032	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		2034
1620	sub thawer_merge {	2035	sub thawer_merge {
1621	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1622		2037
1623	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1628	}	2043	}
1629		2044
1630	sub normalise {	2045	sub normalise {
1631	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1632		2047
1633	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1634		2049
1635	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1636		2051
1637	# map plan:	2052	# map plan:
1638	#	2053	#
…		…
1653	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1654	$path = "$base/$path";	2069	$path = "$base/$path";
1655	}	2070	}
1656		2071
1657	for ($path) {	2072	for ($path) {
1658	redo if s{//}{/};
1659	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1660	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1661	}	2075	}
1662		2076
1663	$path	2077	$path
…		…
1677	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1678	return $self;	2092	return $self;
1679	}	2093	}
1680	}	2094	}
1681		2095
1682	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1683	()	2097	()
1684	}	2098	}
1685		2099
		2100	# may re-bless or do other evil things
1686	sub init {	2101	sub init {
1687	my ($self) = @_;	2102	my ($self) = @_;
1688		2103
1689	$self	2104	$self
1690	}	2105	}
…		…
1709		2124
1710	# the temporary/swap location	2125	# the temporary/swap location
1711	sub save_path {	2126	sub save_path {
1712	my ($self) = @_;	2127	my ($self) = @_;
1713		2128
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1716	}	2131	}
1717		2132
1718	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1719	sub uniq_path {	2134	sub uniq_path {
1720	my ($self) = @_;	2135	my ($self) = @_;
1721		2136
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	2139	}
1734		2140
1735	sub decay_objects {	2141	sub decay_objects {
1736	my ($self) = @_;	2142	my ($self) = @_;
1737		2143
…		…
1750		2156
1751	sub load_header_from($) {	2157	sub load_header_from($) {
1752	my ($self, $path) = @_;	2158	my ($self, $path) = @_;
1753		2159
1754	utf8::encode $path;	2160	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	2161	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	2162	or return;
1760		2163
		2164	$self->_load_header ($f)
		2165	or return;
		2166
		2167	local $MAP_LOADING{$self->{path}} = $self;
		2168	$f->resolve_delayed_derefs;
		2169
1761	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1762		2171
1763	1	2172	1
1764	}	2173	}
1765		2174
		2175	# used to laod the header of an original map
1766	sub load_header_orig {	2176	sub load_header_orig {
1767	my ($self) = @_;	2177	my ($self) = @_;
1768		2178
1769	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1770	}	2180	}
1771		2181
		2182	# used to laod the header of an instantiated map
1772	sub load_header_temp {	2183	sub load_header_temp {
1773	my ($self) = @_;	2184	my ($self) = @_;
1774		2185
1775	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1776	}	2187	}
1777		2188
		2189	# called after loading the header from an instantiated map
1778	sub prepare_temp {	2190	sub prepare_temp {
1779	my ($self) = @_;	2191	my ($self) = @_;
1780		2192
1781	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1782	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1783	# safety	2195	# safety
1784	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1785	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1786	}	2198	}
1787		2199
		2200	# called after loading the header from an original map
1788	sub prepare_orig {	2201	sub prepare_orig {
1789	my ($self) = @_;	2202	my ($self) = @_;
1790		2203
1791	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1792	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1816		2229
1817	sub find;	2230	sub find;
1818	sub find {	2231	sub find {
1819	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1820		2233
		2234	cf::cede_to_tick;
		2235
1821	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1822		2237
		2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2240
1825	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1828	or return;	2243	or return;
1829		2244
1830	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1831		2246
…		…
1833	or return;	2248	or return;
1834		2249
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
		2254	undef $guard1;
1838	$map->reset;	2255	$map->reset;
1839	undef $guard;
1840	return find $path;	2256	return find $path;
1841	}	2257	}
1842		2258
1843	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1844	}	2260	}
1845	}	2261	}
1846		2262
1847	sub pre_load { }	2263	sub pre_load { }
1848	sub post_load { }	2264	#sub post_load { } # XS
1849		2265
1850	sub load {	2266	sub load {
1851	my ($self) = @_;	2267	my ($self) = @_;
1852		2268
1853	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
1854		2270
1855	my $path = $self->{path};	2271	my $path = $self->{path};
1856		2272
1857	{	2273	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2275
		2276	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1862
1863	$self->in_memory (cf::MAP_LOADING);
1864		2278
1865	$self->alloc;	2279	$self->alloc;
1866		2280
1867	$self->pre_load;	2281	$self->pre_load;
1868	cf::cede_to_tick;	2282	cf::cede_to_tick;
1869		2283
1870	$self->_load_objects ($self->{load_path}, 1)	2284	if (exists $self->{load_path}) {
		2285	my $f = new_from_file cf::object::thawer $self->{load_path};
		2286	$f->skip_block;
		2287	$self->_load_objects ($f)
1871	or return;	2288	or return;
1872		2289
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1874	if delete $self->{load_original};	2291	if delete $self->{load_original};
1875		2292
1876	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2294	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2295	unless (aio_stat $uniq) {
		2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2297	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2298	$self->_load_objects ($f);
		2299	$f->resolve_delayed_derefs;
		2300	}
		2301	}
1881	}	2302	}
		2303
		2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
1882	}	2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1883		2311
1884	cf::cede_to_tick;	2312	cf::cede_to_tick;
1885	# now do the right thing for maps	2313	# now do the right thing for maps
1886	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2320	$self->decay_objects;
1893	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1894	$self->update_buttons;	2322	$self->update_buttons;
1895	cf::cede_to_tick;	2323	cf::cede_to_tick;
1896	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1897	cf::cede_to_tick;
1898	$self->activate;
1899	}	2325	}
1900		2326
1901	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1903
1904	$self->in_memory (cf::MAP_IN_MEMORY);
1905	}	2329	}
1906		2330
1907	$self->post_load;	2331	$self->post_load;
1908	}
1909		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
1910	sub customise_for {	2339	sub customise_for {
1911	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1912		2341
1913	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2343	if $self->per_player;
…		…
1917	# if $self->per_party;	2346	# if $self->per_party;
1918		2347
1919	$self	2348	$self
1920	}	2349	}
1921		2350
1922	# find and load all maps in the 3x3 area around a map
1923	sub load_neighbours {
1924	my ($map) = @_;
1925
1926	my @neigh; # diagonal neighbours
1927
1928	for (0 .. 3) {
1929	my $neigh = $map->tile_path ($_)
1930	or next;
1931	$neigh = find $neigh, $map
1932	or next;
1933	$neigh->load;
1934
1935	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}
1939
1940	for (grep defined $_->[0], @neigh) {
1941	my ($path, $origin) = @$_;
1942	my $neigh = find $path, $origin
1943	or next;
1944	$neigh->load;
1945	}
1946	}
1947
1948	sub find_sync {	2351	sub find_sync {
1949	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
1950		2353
1951	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
1952	}	2359	}
1953		2360
1954	sub do_load_sync {	2361	sub do_load_sync {
1955	my ($map) = @_;	2362	my ($map) = @_;
1956		2363
		2364	# it's a bug to call this from the main context
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
1959		2367
1960	cf::sync_job { $map->load };	2368	$map->load;
1961	}	2369	}
1962		2370
1963	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
1965		2373
1966	sub find_async {	2374	sub find_async {
1967	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
1968		2376
1969	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
1970		2378
1971	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
1973	}	2381	}
1974		2382
1975	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
1976		2384
1977	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
1978	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2390	if (my $map = find $k) {
1981	$map->load if $v;	2391	$map->load if $v;
1982	}	2392	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
1990		2400
1991	()	2401	()
1992	}	2402	}
1993		2403
		2404	# common code, used by both ->save and ->swapout
1994	sub save {	2405	sub _save {
1995	my ($self) = @_;	2406	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2407
1999	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2000		2409
2001	return unless $self->dirty;	2410	return unless $self->dirty;
2002		2411
…		…
2008	return if $self->{deny_save};	2417	return if $self->{deny_save};
2009		2418
2010	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2011		2420
2012	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2014	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2015		2427
2016	if ($uniq) {	2428	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2431	} else {
2020	$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);
2021	}	2433	}
2022	}	2434	}
2023		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2024	sub swap_out {	2444	sub swap_out {
2025	my ($self) = @_;	2445	my ($self) = @_;
2026		2446
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2032	return if $self->players;	2451	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		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
2036	$self->clear;	2462	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2463	}
2039		2464
2040	sub reset_at {	2465	sub reset_at {
2041	my ($self) = @_;	2466	my ($self) = @_;
2042		2467
…		…
2060		2485
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2487
2063	return if $self->players;	2488	return if $self->players;
2064		2489
2065	warn "resetting map ", $self->path;	2490	cf::trace "resetting map ", $self->path, "\n";
2066		2491
2067	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
2068		2493
2069	# need to save uniques path	2494	# need to save uniques path
2070	unless ($self->{deny_save}) {	2495	unless ($self->{deny_save}) {
2071	my $uniq = $self->uniq_path; utf8::encode $uniq;	2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
2072		2497
…		…
2074	if $uniq;	2499	if $uniq;
2075	}	2500	}
2076		2501
2077	delete $cf::MAP{$self->path};	2502	delete $cf::MAP{$self->path};
2078		2503
		2504	$self->deactivate;
		2505	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2506	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2507
2083	$self->unlink_save;	2508	$self->unlink_save;
2084	$self->destroy;	2509	$self->destroy;
2085	}	2510	}
2086		2511
…		…
2094		2519
2095	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2096		2521
2097	$self->unlink_save;	2522	$self->unlink_save;
2098		2523
2099	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2529
…		…
2153		2578
2154	sub unique_maps() {	2579	sub unique_maps() {
2155	[	2580	[
2156	map {	2581	map {
2157	utf8::decode $_;	2582	utf8::decode $_;
2158	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2159	? normalise $_	2586	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2588	]
2163	}	2589	}
2164		2590
2165	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	}
2166		2622
2167	=back	2623	=back
2168		2624
2169	=head3 cf::object	2625	=head3 cf::object
2170		2626
…		…
2174		2630
2175	=over 4	2631	=over 4
2176		2632
2177	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2178		2634
2179	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.
2180		2637
2181	=cut	2638	=cut
2182		2639
2183	sub inv_recursive_;	2640	sub inv_recursive_;
2184	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2187		2644
2188	sub inv_recursive {	2645	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2190	}	2647	}
2191		2648
		2649	=item $ref = $ob->ref
		2650
		2651	Creates and returns a persistent reference to an object that can be stored as a string.
		2652
		2653	=item $ob = cf::object::deref ($refstring)
		2654
		2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2656	even if the object actually exists. May block.
		2657
		2658	=cut
		2659
		2660	sub deref {
		2661	my ($ref) = @_;
		2662
		2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2664	my ($uuid, $name) = ($1, $2);
		2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2666	or return;
		2667	$pl->ob->uuid eq $uuid
		2668	or return;
		2669
		2670	$pl->ob
		2671	} else {
		2672	warn "$ref: cannot resolve object reference\n";
		2673	undef
		2674	}
		2675	}
		2676
2192	package cf;	2677	package cf;
2193		2678
2194	=back	2679	=back
2195		2680
2196	=head3 cf::object::player	2681	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2687	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	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
2204	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2205		2690
2206	=cut	2691	=cut
		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	};
2207		2706
2208	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2708	# with dialog boxes.
2210	#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
2211	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2724
2226	} else {	2725	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2728	}
2230	}	2729	}
2231	}	2730	}
2232		2731
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2757
2259	=item $player_object->enter_link	2758	=item $player_object->enter_link
2260		2759
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2761
2263	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2265		2766
2266	Will never block.	2767	Will never block.
2267		2768
2268	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2269		2770
…		…
2289	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2791	my ($self) = @_;
2291		2792
2292	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2293		2794
		2795	++$self->{_link_recursion};
		2796
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2798
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2298		2801
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2803	}
2301		2804
2302	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2304		2807
…		…
2321	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2323		2826
2324	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2327		2830
2328	$map->load;	2831	$map->load;
2329	$map->load_neighbours;
2330		2832
2331	return unless $self->contr->active;	2833	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2834
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2336	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2337		2842
		2843	}
		2844
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2846
2340	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2851	be called at the end of this process.
2345		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2346	=cut	2856	=cut
2347		2857
2348	our $GOTOGEN;	2858	our $GOTOGEN;
2349		2859
2350	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
		2868
2353	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2871
2356	$self->enter_link;	2872	$self->enter_link;
2357		2873
2358	(async {	2874	(async {
		2875	$Coro::current->{desc} = "player::goto $path $x $y";
		2876
		2877	# *tag paths override both path and x|y
		2878	if ($path =~ /^\*(.*)$/) {
		2879	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2880	my $ob = $obs[rand @obs];
		2881
		2882	# see if we actually can go there
		2883	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2884	$ob = $obs[rand @obs];
		2885	} else {
		2886	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2887	}
		2888	# else put us there anyways for now #d#
		2889
		2890	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2891	} else {
		2892	($path, $x, $y) = (undef, undef, undef);
		2893	}
		2894	}
		2895
2359	my $map = eval {	2896	my $map = eval {
2360	my $map = cf::map::find $path;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2361		2898
2362	if ($map) {	2899	if ($map) {
2363	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2902	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2904	}
2368		2905
2369	$map	2906	$map
2370	};	2907	};
2371		2908
…		…
2377	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2380	}	2917	}
2381		2918
2382	$done->() if $done;	2919	$done->($self) if $done;
2383	})->prio (1);	2920	})->prio (1);
2384	}	2921	}
2385		2922
2386	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2387		2924
…		…
2407	}	2944	}
2408		2945
2409	sub prepare_random_map {	2946	sub prepare_random_map {
2410	my ($exit) = @_;	2947	my ($exit) = @_;
2411		2948
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2951	# that depends on the exit object
2417		2952
2418	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2955	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2425	}	2962	}
2426		2963
2427	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2428		2965
2429	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2432		2969
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2972	undef $fh;
2436	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2437		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2440	}	2981	}
2441	}	2982	}
2442		2983
2443	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2445		2986
2446	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2447		2988
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2989	$self->enter_link;
2460		2990
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2991	(async {
2466	$self->deactivate_recursive; # just to be sure	2992	$Coro::current->{desc} = "enter_exit";
		2993
2467	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2468	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2469		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2470	1;	3030	1
2471	}) {	3031	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2476		3036
2477	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	3038	$self->leave_link;
2479	}	3039	}
2480	})->prio (1);	3040	})->prio (1);
2481	}	3041	}
2482		3042
2483	=head3 cf::client	3043	=head3 cf::client
2484		3044
2485	=over 4	3045	=over 4
2486		3046
2487	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2488		3048
2489	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2490	should not be used under normal circumstances.	3050	them as required.
2491		3051
2492	=cut	3052	=cut
2493		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2494	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2495	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2496		3058
2497	utf8::encode $text;	3059	# try lzf for large packets
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2499	}	3070	}
2500		3071
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		3073
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2504	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2507		3078
2508	=cut	3079	=cut
2509		3080
		3081	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2511	"c/identify" => {	3089	"c/identify" => {
2512	id => "identify",	3090	id => "infobox",
2513	title => "Identify",	3091	title => "Identify",
2514	reply => undef,	3092	reply => undef,
2515	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
2516	},	3094	},
2517	"c/examine" => {	3095	"c/examine" => {
2518	id => "examine",	3096	id => "infobox",
2519	title => "Examine",	3097	title => "Examine",
2520	reply => undef,	3098	reply => undef,
2521	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
2522	},	3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
		3106	},
		3107	"c/book" => {
		3108	id => "infobox",
		3109	title => "Book",
		3110	reply => undef,
		3111	tooltip => "The contents of a note or book",
		3112	},
		3113	"c/lookat" => {
		3114	id => "infobox",
		3115	title => "Look",
		3116	reply => undef,
		3117	tooltip => "What you saw there",
		3118	},
		3119	"c/who" => {
		3120	id => "infobox",
		3121	title => "Players",
		3122	reply => undef,
		3123	tooltip => "Shows players who are currently online",
		3124	},
		3125	"c/body" => {
		3126	id => "infobox",
		3127	title => "Body Parts",
		3128	reply => undef,
		3129	tooltip => "Shows which body parts you posess and are available",
		3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
		3167	"c/uptime" => {
		3168	id => "infobox",
		3169	title => "Uptime",
		3170	reply => undef,
		3171	tooltip => "How long the server has been running since last restart",
		3172	},
		3173	"c/mapinfo" => {
		3174	id => "infobox",
		3175	title => "Map Info",
		3176	reply => undef,
		3177	tooltip => "Information related to the maps",
		3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2523	);	3199	);
2524		3200
2525	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3203
2528	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2529		3206
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3208
2532	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3210	if ($CHANNEL{$channel}) {
		3211	$channel = $CHANNEL{$channel};
2534		3212
		3213	$self->ext_msg (channel_info => $channel);
		3214	$channel = $channel->{id};
		3215
2535	if (ref $channel) {	3216	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	3220	$self->ext_msg (channel_info => $channel);
2540	}	3221	}
…		…
2542	$channel = $channel->{id};	3223	$channel = $channel->{id};
2543	}	3224	}
2544		3225
2545	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2546		3227
2547	if ($self->can_msg) {
2548	# default colour, mask it out	3228	# default colour, mask it out
2549	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2551		3231
2552	$self->send_packet ("msg " . $self->{json_coder}->encode (	3232	my $pkt = "msg "
		3233	. $self->{json_coder}->encode (
2553	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554	} else {	3235	);
2555	if ($color >= 0) {
2556	# replace some tags by gcfclient-compatible ones
2557	for ($msg) {
2558	1 while
2559	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564	}
2565		3236
2566	$color &= cf::NDI_COLOR_MASK;	3237	$self->send_big_packet ($pkt);
2567
2568	utf8::encode $msg;
2569
2570	if (0 && $msg =~ /\[/) {
2571	# COMMAND/INFO
2572	$self->send_packet ("drawextinfo $color 10 8 $msg")
2573	} else {
2574	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575	$self->send_packet ("drawinfo $color $msg")
2576	}
2577	}
2578	}
2579	}	3238	}
2580		3239
2581	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2582		3241
2583	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2585	=cut	3244	=cut
2586		3245
2587	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2588	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2589		3248
2590	if ($self->extcmd == 2) {
2591	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2592	} elsif ($self->extcmd == 1) { # TODO: remove
2593	push @msg, msgtype => "event_$type";
2594	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2595	}
2596	}
2597
2598	=item $client->ext_reply ($msgid, @msg)
2599
2600	Sends an ext reply to the client.
2601
2602	=cut
2603
2604	sub cf::client::ext_reply($$@) {
2605	my ($self, $id, @msg) = @_;
2606
2607	if ($self->extcmd == 2) {
2608	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2609	} elsif ($self->extcmd == 1) {
2610	#TODO: version 1, remove
2611	unshift @msg, msgtype => "reply", msgid => $id;
2612	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2613	}
2614	}	3250	}
2615		3251
2616	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2617		3253
2618	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2673	my ($ns, $buf) = @_;	3309	my ($ns, $buf) = @_;
2674		3310
2675	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3311	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2676		3312
2677	if (ref $msg) {	3313	if (ref $msg) {
2678	my ($type, $reply, @payload) =	3314	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2679	"ARRAY" eq ref $msg
2680	? @$msg
2681	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2682		3315
2683	my @reply;
2684
2685	if (my $cb = $EXTICMD{$type}) {	3316	if (my $cb = $EXTIACMD{$type}) {
		3317	$cb->(
		3318	$ns,
		3319	sub {
		3320	$ns->ext_msg ("reply-$reply", @_)
		3321	if $reply;
		3322	},
		3323	@payload
		3324	);
		3325	} else {
		3326	my @reply;
		3327
		3328	if (my $cb = $EXTICMD{$type}) {
2686	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
		3330	}
		3331
		3332	$ns->ext_msg ("reply-$reply", @reply)
		3333	if $reply;
2687	}	3334	}
2688
2689	$ns->ext_reply ($reply, @reply)
2690	if $reply;
2691
2692	} else {	3335	} else {
2693	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2694	}	3337	}
2695		3338
2696	cf::override;	3339	cf::override;
2697	},	3340	},
2698	);	3341	);
…		…
2718		3361
2719	$coro	3362	$coro
2720	}	3363	}
2721		3364
2722	cf::client->attach (	3365	cf::client->attach (
2723	on_destroy => sub {	3366	on_client_destroy => sub {
2724	my ($ns) = @_;	3367	my ($ns) = @_;
2725		3368
2726	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2727	},	3370	},
2728	);	3371	);
…		…
2744	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2745		3388
2746	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2747		3390
2748	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2749	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2750	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2751	sort time	3394	sort time
2752	));	3395	));
2753		3396
2754	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2756	=pod	3399	=pod
2757		3400
2758	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2759		3402
2760	cf::object	3403	cf::object
2761	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2762	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
2763		3407
2764	cf::object::player	3408	cf::object::player
2765	player	3409	player
2766		3410
2767	cf::player	3411	cf::player
…		…
2772		3416
2773	=cut	3417	=cut
2774		3418
2775	for (	3419	for (
2776	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3422	decrease split destroy change_exp value msg lore send_msg)],
2779	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2781	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2782	) {	3426	) {
2783	no strict 'refs';
2784	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2785	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2786	for @funs;	3429	for @funs;
2787	}	3430	}
2788		3431
…		…
2803		3446
2804	my $qcode = $code;	3447	my $qcode = $code;
2805	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2806	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2807		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2808	local $_;	3454	local $_;
2809	local @safe::cf::_safe_eval_args = values %vars;
2810		3455
2811	my $eval =	3456	my $eval =
2812	"do {\n"	3457	"do {\n"
2813	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2814	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2815	. $code	3460	. $code
2816	. "\n}"	3461	. "\n}"
2817	;	3462	;
2818		3463
		3464	if ($CFG{safe_eval}) {
2819	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2820	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2821	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2822		3473
2823	if ($@) {	3474	if ($@) {
2824	warn "$@";	3475	warn "$@",
2825	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2826	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2827	}	3478	}
2828		3479
2829	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2830	}	3481	}
2831		3482
…		…
2845	=cut	3496	=cut
2846		3497
2847	sub register_script_function {	3498	sub register_script_function {
2848	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2849		3500
2850	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2851	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2852	}	3503	}
2853		3504
2854	=back	3505	=back
2855		3506
2856	=cut	3507	=cut
2857		3508
2858	#############################################################################	3509	#############################################################################
2859	# the server's init and main functions	3510	# the server's init and main functions
2860		3511
		3512	{
		3513	package cf::face;
		3514
		3515	our %HASH; # hash => idx
		3516	our @DATA; # dynamically-created facedata, only faceste 0 used
		3517	our @FOFS; # file offset, if > 0
		3518	our @SIZE; # size of face, in octets
		3519	our @META; # meta hash of face, if any
		3520	our $DATAFH; # facedata filehandle
		3521
		3522	# internal api, not finalised
		3523	sub set {
		3524	my ($name, $type, $data) = @_;
		3525
		3526	my $idx = cf::face::find $name;
		3527
		3528	if ($idx) {
		3529	delete $HASH{cf::face::get_csum $idx};
		3530	} else {
		3531	$idx = cf::face::alloc $name;
		3532	}
		3533
		3534	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3535
		3536	cf::face::set_type $idx, $type;
		3537	cf::face::set_csum $idx, 0, $hash;
		3538
		3539	# we need to destroy the SV itself, not just modify it, as a running ix
		3540	# might hold a reference to it: "delete" achieves that.
		3541	delete $FOFS[0][$idx];
		3542	delete $DATA[0][$idx];
		3543	$DATA[0][$idx] = $data;
		3544	$SIZE[0][$idx] = length $data;
		3545	delete $META[$idx];
		3546	$HASH{$hash} = $idx;#d#
		3547
		3548	$idx
		3549	}
		3550
		3551	sub _get_data($$$) {
		3552	my ($idx, $set, $cb) = @_;
		3553
		3554	if (defined $DATA[$set][$idx]) {
		3555	$cb->($DATA[$set][$idx]);
		3556	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3557	my $size = $SIZE[$set][$idx];
		3558	my $buf;
		3559	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3560	if ($_[0] == $size) {
		3561	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3562	$cb->($buf);
		3563	} else {
		3564	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3565	}
		3566	};
		3567	} else {
		3568	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3569	}
		3570	}
		3571
		3572	# rather ineffient
		3573	sub cf::face::get_data($;$) {
		3574	my ($idx, $set) = @_;
		3575
		3576	_get_data $idx, $set, Coro::rouse_cb;
		3577	Coro::rouse_wait
		3578	}
		3579
		3580	sub cf::face::ix {
		3581	my ($ns, $set, $idx, $pri) = @_;
		3582
		3583	_get_data $idx, $set, sub {
		3584	$ns->ix_send ($idx, $pri, $_[0]);
		3585	};
		3586	}
		3587	}
		3588
2861	sub load_facedata($) {	3589	sub load_facedata($) {
2862	my ($path) = @_;	3590	my ($path) = @_;
2863		3591
2864	# HACK to clear player env face cache, we need some signal framework
2865	# for this (global event?)
2866	%ext::player_env::MUSIC_FACE_CACHE = ();
2867
2868	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3592	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2869		3593
2870	warn "loading facedata from $path\n";	3594	trace "loading facedata from $path\n";
2871		3595
2872	my $facedata;	3596	my $facedata = decode_storable load_file "$path/faceinfo";
2873	0 < aio_load $path, $facedata
2874	or die "$path: $!";
2875
2876	$facedata = Coro::Storable::thaw $facedata;
2877		3597
2878	$facedata->{version} == 2	3598	$facedata->{version} == 2
2879	or cf::cleanup "$path: version mismatch, cannot proceed.";	3599	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2880		3600
2881	# patch in the exptable	3601	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2882	$facedata->{resource}{"res/exp_table"} = {	3602	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2883	type => FT_RSRC,	3603
2884	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3604	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2885	};	3605
2886	cf::cede_to_tick;	3606	# BEGIN ATOMIC
		3607	# from here on, everything must be atomic - no thread switch allowed
		3608	my $t1 = EV::time;
2887		3609
2888	{	3610	{
2889	my $faces = $facedata->{faceinfo};	3611	my $faces = $facedata->{faceinfo};
2890		3612
2891	while (my ($face, $info) = each %$faces) {	3613	for my $face (sort keys %$faces) {
		3614	my $info = $faces->{$face};
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3615	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3616
2893	cf::face::set_visibility $idx, $info->{visibility};	3617	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3618	cf::face::set_magicmap $idx, $info->{magicmap};
2895	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3619	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2896	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3620	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2897		3621	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2898	cf::cede_to_tick;	3622	$cf::face::HASH{$info->{hash64}} = $idx;
		3623	delete $cf::face::META[$idx];
2899	}	3624	}
2900		3625
2901	while (my ($face, $info) = each %$faces) {	3626	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3627	next unless $info->{smooth};
		3628
2903	my $idx = cf::face::find $face	3629	my $idx = cf::face::find $face
2904	or next;	3630	or next;
		3631
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3632	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3633	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3634	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3635	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3636	error "smooth face '$info->{smooth}' not found for face '$face'";
2910	}	3637	}
2911
2912	cf::cede_to_tick;
2913	}	3638	}
2914	}	3639	}
2915		3640
2916	{	3641	{
2917	my $anims = $facedata->{animinfo};	3642	my $anims = $facedata->{animinfo};
2918		3643
2919	while (my ($anim, $info) = each %$anims) {	3644	while (my ($anim, $info) = each %$anims) {
2920	cf::anim::set $anim, $info->{frames}, $info->{facings};	3645	cf::anim::set $anim, $info->{frames}, $info->{facings};
2921	cf::cede_to_tick;
2922	}	3646	}
2923		3647
2924	cf::anim::invalidate_all; # d'oh	3648	cf::anim::invalidate_all; # d'oh
2925	}	3649	}
2926		3650
2927	{	3651	{
2928	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3652	my $res = $facedata->{resource};
2931		3653
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3654	while (my ($name, $info) = each %$res) {
		3655	if (defined (my $type = $info->{type})) {
		3656	# TODO: different hash - must free and use new index, or cache ixface data queue
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3657	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;
2937		3658
2938	if ($info->{type} & 1) {	3659	cf::face::set_type $idx, $type;
2939	# prepend meta info	3660	cf::face::set_csum $idx, 0, $info->{hash};
2940		3661	$cf::face::SIZE[0][$idx] = $info->{size};
2941	my $meta = $enc->encode ({	3662	$cf::face::FOFS[0][$idx] = $info->{fofs};
2942	name => $name,	3663	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2943	%{ $info->{meta} || {} },	3664	$cf::face::HASH{$info->{hash}} = $idx;
2944	});
2945
2946	$data = pack "(w/a*)*", $meta, $info->{data};
2947	} else {	3665	} else {
2948	$data = $info->{data};	3666	# $RESOURCE{$name} = $info; # unused
2949	}	3667	}
2950
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;
2955	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}	3668	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3669	}
		3670
		3671	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3672
		3673	# HACK to clear player env face cache, we need some signal framework
		3674	# for this (global event?)
		3675	%ext::player_env::MUSIC_FACE_CACHE = ();
		3676
		3677	# END ATOMIC
		3678
		3679	cf::debug "facedata atomic update time ", EV::time - $t1;
		3680
		3681	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3682
		3683	aio_close $fh if $fh; # close old facedata
2975		3684
2976	1	3685	1
2977	}	3686	}
2978		3687
2979	register_exticmd fx_want => sub {	3688	register_exticmd fx_want => sub {
…		…
2981		3690
2982	while (my ($k, $v) = each %$want) {	3691	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3692	$ns->fx_want ($k, $v);
2984	}	3693	}
2985	};	3694	};
		3695
		3696	sub load_resource_file($) {
		3697	my $guard = lock_acquire "load_resource_file";
		3698
		3699	my $status = load_resource_file_ $_[0];
		3700	get_slot 0.1, 100;
		3701	cf::arch::commit_load;
		3702
		3703	$status
		3704	}
		3705
		3706	sub reload_exp_table {
		3707	_reload_exp_table;
		3708
		3709	cf::face::set
		3710	"res/exp_table" => FT_RSRC,
		3711	JSON::XS->new->utf8->canonical->encode (
		3712	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3713	);
		3714	}
		3715
		3716	sub reload_materials {
		3717	_reload_materials;
		3718	}
2986		3719
2987	sub reload_regions {	3720	sub reload_regions {
2988	# HACK to clear player env face cache, we need some signal framework	3721	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)	3722	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3723	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	if exists $_->{match};	3730	if exists $_->{match};
2998	}	3731	}
2999	}	3732	}
3000		3733
3001	sub reload_facedata {	3734	sub reload_facedata {
3002	load_facedata "$DATADIR/facedata"	3735	load_facedata $DATADIR
3003	or die "unable to load facedata\n";	3736	or die "unable to load facedata\n";
3004	}	3737	}
3005		3738
3006	sub reload_archetypes {	3739	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3740	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3741	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references	3742
3010	# this really needs to be done in an extra post-pass	3743	cf::face::set
3011	# (which needs to be synchronous, so solve it differently)	3744	"res/skill_info" => FT_RSRC,
3012	load_resource_file "$DATADIR/archetypes"	3745	JSON::XS->new->utf8->canonical->encode (
3013	or die "unable to load archetypes\n";	3746	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3747	);
		3748
		3749	cf::face::set
		3750	"res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3014	}	3754	}
3015		3755
3016	sub reload_treasures {	3756	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3019	}	3759	}
3020		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3021	sub reload_resources {	3781	sub reload_resources {
3022	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3023		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3024	reload_regions;	3789	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3790	reload_treasures;
3029		3791
3030	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3031	}
3032
3033	sub init {
3034	reload_resources;
3035	}	3793	}
3036		3794
3037	sub reload_config {	3795	sub reload_config {
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3039	or return;
3040		3797
3041	local $/;	3798	my $config = load_file "$CONFDIR/config";
3042	*CFG = YAML::Syck::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3043		3801
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3045		3803
3046	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3048		3806
3049	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3053	};	3811	};
3054	warn $@ if $@;	3812	warn $@ if $@;
3055	}	3813	}
3056	}	3814	}
3057		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3058	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3059	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3061	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062	(async {	3857	(async {
3063	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3065	};	3861	};
3066		3862
		3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
3067	reload_config;	3877	reload_config;
3068	db_init;	3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
3069	load_extensions;	3887	load_extensions;
3070		3888
3071	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
3072	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3073	}	3906	}
3074		3907
3075	#############################################################################	3908	#############################################################################
3076	# initialisation and cleanup	3909	# initialisation and cleanup
3077		3910
3078	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3079	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3088	},
3089	);	3917	};
3090	}	3918	}
3091	}	3919	}
3092		3920
3093	sub write_runtime {	3921	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3095		3923
3096	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3098		3926
3099	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100		3928
3101	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3102		3930
3103	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3104	or return;	3932	or return;
3105		3933
3106	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3107	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3108	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3118	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3119		3947
3120	close $fh	3948	close $fh
3121	or return;	3949	or return;
3122		3950
3123	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124	and return;	3952	and return;
3125		3953
3126	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3127		3955
3128	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
3129	}	4007	}
3130		4008
3131	sub emergency_save() {	4009	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3133		4011
3134	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3135		4018
3136	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3137	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3138	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3139	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3141	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	4030	$pl->save;
3145	}	4031	}
3146	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3147		4033
3148	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3149	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3150	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3151	$map->valid or next;	4039	$map->valid or next;
3152	$map->save;	4040	$map->save;
3153	}	4041	}
3154	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3155		4043
3156	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3159	};	4072	};
3160		4073
3161	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3162	}	4075	}
3163		4076
3164	sub post_cleanup {	4077	sub post_cleanup {
3165	my ($make_core) = @_;	4078	my ($make_core) = @_;
3166		4079
		4080	IO::AIO::flush;
		4081
3167	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3169	}	4112	}
3170		4113
3171	sub do_reload_perl() {	4114	sub do_reload_perl() {
3172	# can/must only be called in main	4115	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3174	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3175	return;	4118	return;
3176	}	4119	}
3177		4120
3178	warn "reloading...";	4121	return if $RELOAD++;
3179		4122
3180	warn "entering sync_job";	4123	my $t1 = AE::time;
3181		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3182	cf::sync_job {	4131	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark
3184	cf::emergency_save;	4132	#cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark
3186		4133
3187	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;
3189
3190	# if anything goes wrong in here, we should simply crash as we already saved
3191
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;
3203	warn "iterate...";
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();	4136	%EXT_CORO = ();
3211		4137
3212	warn "removing commands";	4138	trace "perl_reload: removing commands";
3213	%COMMAND = ();	4139	%COMMAND = ();
3214		4140
3215	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3216	%EXTCMD = ();	4142	%EXTCMD = ();
3217	%EXTICMD = ();	4143	%EXTICMD = ();
3218		4144
3219	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3222		4148
3223	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3224	eval {	4150	eval {
3225	$cb->($pkg);	4151	$cb->($pkg);
3226	1	4152	1
3227	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3228	}	4158	}
3229		4159
3230	warn "... nuking $pkg";
3231	Symbol::delete_package $pkg;
3232	}
3233
3234	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3235	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		4163
3238	warn "... unloading $k";	4164	trace "... unloading $k";
3239	delete $INC{$k};	4165	delete $INC{$k};
3240		4166
3241	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3243		4169
3244	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3245	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3246	}	4175	}
3247		4176
3248	Symbol::delete_package $k;
3249	}
3250
3251	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3253	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254		4180
3255	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3258		4184
3259	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3260	# and global variables created in xs	4186	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3262		4188
3263	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3264		4190
3265	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3266	require cf;	4192	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3268		4194
3269	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3270	cf::reload_config;	4196	cf::reload_config;
3271		4197
3272	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3273	cf::load_extensions;	4199	cf::load_extensions;
3274		4200
		4201	if ($REATTACH_ON_RELOAD) {
3275	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3278	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3281		4209
3282	warn "leaving sync_job";	4210	cf::_post_init 1;
3283		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3284	1	4214	1
3285	} or do {	4215	} or do {
3286	warn $@;	4216	error $@;
3287	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3288	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3289	};	4221	}
3290		4222
3291	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3292	};	4225	};
3293		4226
3294	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3295		4228
3296	sub reload_perl() {	4229	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3299		4232
3300	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3301	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3302	after => 0,	4235
3303	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3304	cb => sub {
3305	do_reload_perl;	4237	do_reload_perl;
3306	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3307	},	4239	};
3308	);	4240	};
3309	}	4241	}
3310		4242
3311	register_command "reload" => sub {	4243	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3313		4245
3314	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	4250	reload_perl;
		4251	};
3317	}	4252	}
3318	};	4253	};
3319		4254
3320	unshift @INC, $LIBDIR;	4255	#############################################################################
3321		4256
3322	my $bug_warning = 0;	4257	my $bug_warning = 0;
3323		4258
3324	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;
3326
3327	sub wait_for_tick {	4259	sub wait_for_tick() {
3328	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3329	return if $Coro::current == $Coro::main;
3330		4261
3331	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3332	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;
3334	}	4263	}
3335		4264
3336	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3337	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3338	return if $Coro::current == $Coro::main;
3339		4267
3340	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	4270	$signal->wait;
3343	}	4271	}
3344		4272
3345	my $min = 1e6;#d#	4273	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3357	return;	4277	return;
3358	}	4278	}
3359		4279
3360	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3361		4281
3362	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3363		4283
3364	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3365	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3366	my $t = Event::time;	4286	Coro::async_pool {
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3368	or die;	4288	write_runtime_sync
3369		4289	or error "ERROR: unable to write runtime file: $!";
3370	$map->width (50);
3371	$map->height (50);
3372	$map->alloc;
3373	$map->_load_objects ("/tmp/x.map", 1);
3374	my $t = Event::time - $t;
3375
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	4290	};
		4291	}
3386		4292
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	4294	$sig->send;
3403	}	4295	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3405	$sig->send;
3406	}
3407		4297
3408	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		4300
3419	_post_tick;	4301	if (0) {
3420		4302	if ($NEXT_TICK) {
3421		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3422	},	4307	}
3423	);	4308	}
3424		4309
3425	{	4310	{
3426	BDB::max_poll_time $TICK * 0.1;	4311	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	4312	info "initialising database";
3428	reentrant => 0,	4313
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3436		4315	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		4317
3452	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3453	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
		4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454		4325
3455	cf::sync_job {	4326	cf::sync_job {
3456	eval {	4327	eval {
3457	BDB::db_env_open	4328	BDB::db_env_open
3458	$DB_ENV,	4329	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	4333	0666;
3463		4334
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	4336	};
3469		4337
3470	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	4339	};
3472	}	4340	}
		4341
		4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4344	};
		4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4347	};
		4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4350	};
		4351
		4352	info "database initialised";
3473	}	4353	}
3474		4354
3475	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3476	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,	4362	info "aio initialised";
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	4363	}
3489		4364
3490	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3491		4367
3492	sub _log_backtrace {	4368	sub _log_backtrace {
3493	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3494		4370
3495	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3496		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3497	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3499	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3500	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3501	my @bt = fork_call {	4384	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4387	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3513	}	4396	}
3514		4397
3515	@funcs	4398	@funcs
3516	};	4399	};
3517		4400
3518	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3520	--$_log_backtrace;	4404	--$_log_backtrace;
3521	};	4405	};
3522	} else {	4406	} else {
3523	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3524	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3525	}	4409	}
3526	}	4410	}
3527		4411
3528	# load additional modules	4412	# load additional modules
3529	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3530		4415
3531	END { cf::emergency_save }	4416	END { cf::emergency_save }
3532		4417
3533	1	4418	1
3534		4419

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