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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.603 by root, Tue Nov 13 01:12:23 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
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # 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 $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		537
292	sub lock_wait($) {	538	sub lock_wait($) {
293	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	540	}
306		541
307	sub lock_acquire($) {	542	sub lock_acquire($) {
308	my ($key) = @_;	543	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	544	}
322		545
323	sub lock_active($) {	546	sub lock_active($) {
324	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	548	}
328		549
329	sub freeze_mainloop {	550	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
331		552
332	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	554	}
334	};	555
335	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
336	$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
337	}	569	}
338		570
339	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
340		572
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	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
343	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.
344		580
345	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
346	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
347		583
348	Useful for short background jobs.	584	Useful for short background jobs.
349		585
350	=cut	586	=cut
351		587
352	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
354		591
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
357	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
358		598
359	while () {	599	while () {
360	next_job:	600	next_job:
		601
361	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	603
363	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	608	$job->[2]->send;
367	Coro::cede;	609	Coro::cede;
368	goto next_job;	610	goto next_job;
369	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	613	}
371	}	614	}
372		615
373	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	619	} else {
		620	$busy = 0;
378	Coro::schedule;	621	Coro::schedule;
379	}	622	}
380	}	623	}
381	};	624	};
382		625
383	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
384	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
385		630
386	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
387	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
388		634
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
402		648
403	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
404		650
405	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
406		652
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	656	acceptable.
411		657
412	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
413	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
…		…
417	=cut	663	=cut
418		664
419	sub sync_job(&) {	665	sub sync_job(&) {
420	my ($job) = @_;	666	my ($job) = @_;
421		667
422	if ($Coro::current == $Coro::main) {	668	if (in_main) {
423	my $time = Event::time;	669	my $time = AE::time;
424		670
425	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
427		673
428	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	675
430	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
431		677
432	my $busy = 1;	678	my $busy = 1;
433	my @res;	679	my @res;
434		680
435	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	683	@res = eval { $job->() };
437	warn $@ if $@;	684	error $@ if $@;
438	undef $busy;	685	undef $busy;
439	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
440		687
441	while ($busy) {	688	while ($busy) {
442	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
443	}	693	}
		694	}
444		695
445	$time = Event::time - $time;	696	my $time = AE::time - $time;
446		697
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
451		699
452	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
453	} else {	701	} else {
454	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
455		703
…		…
475	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
476		724
477	$coro	725	$coro
478	}	726	}
479		727
480	=item fork_call { }, $args	728	=item fork_call { }, @args
481		729
482	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
483	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
486		734
487	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
488		740
489	sub fork_call(&@) {	741	sub fork_call(&@) {
490	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
491		743
492	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)
495
496	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
497	reset_signals;	745	cf::post_fork;
498	&$cb	746	&$cb
499	}, @args;	747	} @args;
500		748
501	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
502	}	788	}
503		789
504	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
505		791
506	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	794	=item cf::db_put $family => $key => $value
509		795
510	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
511	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).
512		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
513	=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	}
514		825
515	our $DB;	826	our $DB;
516		827
517	sub db_init {	828	sub db_init {
518	unless ($DB) {	829	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	830	}
533		831
534	sub db_get($$) {	832	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
536		834
537	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
538	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
539		839
540	$! ? ()	840	$! ? ()
541	: $data	841	: $data
542	}
543	}	842	}
544		843
545	sub db_put($$$) {	844	sub db_put($$$) {
546	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		874
576	my @data;	875	my @data;
577	my $md5;	876	my $md5;
578		877
579	for (0 .. $#$src) {	878	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	880	}
583		881
584	# if processing is expensive, check	882	# if processing is expensive, check
585	# checksum first	883	# checksum first
586	if (1) {	884	if (1) {
…		…
599		897
600	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
601	}	899	}
602	}	900	}
603		901
604	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
605	my $data = $process->(\@data);	903	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
607		905
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		907
610	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
613		911
…		…
623		921
624	=cut	922	=cut
625		923
626	sub datalog($@) {	924	sub datalog($@) {
627	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	927	}
630		928
631	=back	929	=back
632		930
633	=cut	931	=cut
634		932
635	#############################################################################	933	#############################################################################
636		934
637	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
638		936
639	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
640	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")
641	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
642		940
643	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>
644	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
645	Crossfire TRT).	943	Deliantra).
646		944
647	=over 4	945	=over 4
648		946
649	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
650		948
…		…
694	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
695		993
696	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
697	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
698		996
699	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		999
702	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
703		1001
704	=over 4	1002	=over 4
…		…
828		1126
829	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1129
832	} elsif (ref $type) {	1130	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
834		1132
835	} else {	1133	} else {
836	shift @arg;	1134	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
838	}	1136	}
839	}	1137	}
840	}	1138	}
841		1139
842	sub _object_attach {	1140	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
853	}	1151	}
854		1152
855	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
856	} else {	1154	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1156	}
859		1157
860	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
861	}	1159	}
862		1160
…		…
921		1219
922	for (@$callbacks) {	1220	for (@$callbacks) {
923	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
924		1222
925	if ($@) {	1223	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1225	override;
929	}	1226	}
930		1227
931	return 1 if $override;	1228	return 1 if $override;
932	}	1229	}
933		1230
934	0	1231	0
935	}	1232	}
936		1233
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1235
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1237
941	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
942		1239
…		…
948		1245
949	=cut	1246	=cut
950		1247
951	#############################################################################	1248	#############################################################################
952	# object support	1249	# object support
953	#
954		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#
955	sub _can_merge {	1284	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
957		1286
958	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1288
962	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
963	}	1291	}
964		1292
965	sub reattach {	1293	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1295	my ($obj) = @_;
968		1296
		1297	# no longer needed after getting rid of delete_package?
969	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
970		1299
971	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
972		1301
973	@$registry = ();	1302	@$registry = ();
974		1303
…		…
979	for (@$attach) {	1308	for (@$attach) {
980	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
982	}	1311	}
983	} else {	1312	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1314	}
986	}	1315	}
987	}	1316	}
988		1317
989	cf::attachable->attach (	1318	cf::attachable->attach (
990	prio => -1000000,	1319	prio => -1000000,
991	on_instantiate => sub {	1320	on_instantiate => sub {
992	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
993		1322
994	$data = from_json $data;	1323	$data = decode_json $data;
995		1324
996	for (@$data) {	1325	for (@$data) {
997	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
998		1327
999	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1342	);
1014		1343
1015	sub object_freezer_save {	1344	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1017		1346
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1347	sync_job {
1021	if (length $$rdata) {	1348	if (length $$rdata) {
		1349	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1024		1353
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1361	aio_close $fh;
1030		1362
1031	if (@$objs) {	1363	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1372	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1374	}
1040	} else {	1375	} else {
1041	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1042	}	1377	}
1043		1378
1044	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1383	} else {
1046	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1047	}	1385	}
1048	} else {	1386	} else {
1049	aio_unlink $filename;	1387	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1051	}	1389	}
1052	};	1390	};
1053
1054	undef $guard;
1055	}	1391	}
1056		1392
1057	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1059		1395
…		…
1064		1400
1065	sub object_thawer_load {	1401	sub object_thawer_load {
1066	my ($filename) = @_;	1402	my ($filename) = @_;
1067		1403
1068	my ($data, $av);	1404	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1405
1072	(aio_load $filename, $data) >= 0	1406	(aio_load $filename, $data) >= 0
1073	or return;	1407	or return;
1074		1408
1075	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1411	or return;
1078		1412
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1081	}	1415	}
1082		1416
		1417	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1085		1421
1086	($data, $av)	1422	($data, $av)
1087	}	1423	}
1088		1424
1089	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1093	=cut	1429	=cut
1094		1430
1095	#############################################################################	1431	#############################################################################
1096	# command handling &c	1432	# command handling &c
1097		1433
1098	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1099		1435
1100	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
1101	$name.	1437	$name.
1102		1438
1103	=cut	1439	=cut
…		…
1109	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1110		1446
1111	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1112	}	1448	}
1113		1449
1114	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1115		1451
1116	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1117	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
1118	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
1119	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
1120	has logged in successfully.	1456	has logged in successfully.
1121		1457
1122	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1123	called.
1124		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
1125	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1126		1466
1127	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1128	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
1129	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
1130	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
1131	log-in.	1471	log-in.
1132		1472
1133	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1134	called.
1135		1474
1136	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1137		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
1138	sub register_extcmd {	1482	sub register_extcmd($$) {
1139	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1140		1484
1141	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1142	}	1486	}
1143		1487
1144	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1145	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1146		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1147	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1148	}	1498	}
1149		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1150	cf::player->attach (	1508	cf::player->attach (
1151	on_command => sub {	1509	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1153		1511
1154	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1155	or return;	1513	or return;
1156		1514
…		…
1164	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1165		1523
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1525
1168	if (ref $msg) {	1526	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1528
1174	my @reply;
1175
1176	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}) {
1177	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1178	}	1547	}
1179		1548
1180	$pl->ext_reply ($reply, @reply)
1181	if $reply;
1182
1183	} else {	1549	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1551	}
1186		1552
1187	cf::override;	1553	cf::override;
1188	},	1554	},
1189	);	1555	);
1190		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
1191	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1192	cf::sync_job {	1586	cf::sync_job {
1193	my %todo;	1587	my %todo;
1194		1588
1195	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1590	next unless -r $path;
…		…
1214		1608
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1611
1218	$ext{source} =	1612	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1221	. $source	1615	. $source
1222	. "\n};\n1";	1616	. "\n};\n1";
1223		1617
1224	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1225	}	1619	}
1226		1620
		1621	my $pass = 0;
1227	my %done;	1622	my %done;
1228	while (%todo) {	1623	while (%todo) {
1229	my $progress;	1624	my $progress;
1230		1625
		1626	++$pass;
		1627
		1628	ext:
1231	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1631	next ext
1234	unless exists $done{$_};	1632	unless exists $done{$_};
1235	}	1633	}
1236		1634
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1636
1239	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 $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1244	warn $msg;	1653
1245	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1655	delete $todo{$k};
1247	}	1656	} else {
1248		1657	$done{$k} = delete $todo{$k};
1249	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1250	}	1663	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1664	}
1256		1665
1257	skip:	1666	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1260	}	1676	}
1261	};	1677	};
1262	}	1678	}
1263		1679
1264	#############################################################################	1680	#############################################################################
1265		1681
1266	=back	1682	=back
1267		1683
1268	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1269		1685
1270	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1271		1687
1272	=cut	1688	=cut
1273		1689
1274	package cf::player;	1690	package cf::player;
1275		1691
…		…
1318		1734
1319	sub exists($) {	1735	sub exists($) {
1320	my ($login) = @_;	1736	my ($login) = @_;
1321		1737
1322	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1324	}	1740	}
1325		1741
1326	sub find($) {	1742	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1744	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1754	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1755
1340	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1757	or return;
1342		1758
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1345	or return;	1760	or return;
		1761
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1349	}	1765	}
1350	}	1766	}
1351	}	1767	}
1352		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1353	sub save($) {	1782	sub save($) {
1354	my ($pl) = @_;	1783	my ($pl) = @_;
1355		1784
1356	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1357		1786
…		…
1360		1789
1361	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1362		1791
1363	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1364	$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];
1365		1799
1366	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1801	cf::cede_to_tick;
1368	}	1802	}
1369		1803
…		…
1401	my ($pl) = @_;	1835	my ($pl) = @_;
1402		1836
1403	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1404		1838
1405	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1406	$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
1407		1841
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1409	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1411	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1412		1850
1413	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1415	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1453		1891
1454	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1455	my $path = path $login;	1893	my $path = path $login;
1456		1894
1457	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1901	}
1463		1902
…		…
1467		1906
1468	\@logins	1907	\@logins
1469	}	1908	}
1470		1909
1471	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1472		1913
1473	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1474	player. May block.	1915	player. May block.
1475		1916
1476	=cut	1917	=cut
…		…
1494	}	1935	}
1495		1936
1496	\@paths	1937	\@paths
1497	}	1938	}
1498		1939
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1941
1501	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549
1550	=item $player->ext_reply ($msgid, @msg)
1551
1552	Sends an ext reply to the player.
1553
1554	=cut
1555
1556	sub ext_reply($$@) {
1557	my ($self, $id, @msg) = @_;
1558
1559	$self->ns->ext_reply ($id, @msg)
1560	}
1561		1943
1562	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1563		1945
1564	Sends an ext event to the client.	1946	Sends an ext event to the client.
1565		1947
…		…
1585		1967
1586	=cut	1968	=cut
1587		1969
1588	sub find_by_path($) {	1970	sub find_by_path($) {
1589	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1590		1974
1591	my ($match, $specificity);	1975	my ($match, $specificity);
1592		1976
1593	for my $region (list) {	1977	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1622		2006
1623	sub generate_random_map {	2007	sub generate_random_map {
1624	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1625	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1626	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1634	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1635	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1636	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1637	(cf::region::find $rmp->{region}), $rmp->{custom}
1638	)
1639	}	2013	}
1640		2014
1641	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1642		2016
1643	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
…		…
1648		2022
1649	sub register {	2023	sub register {
1650	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	2025	my $pkg = caller;
1652		2026
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		2028
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	2030	}
1658		2031
1659	# also paths starting with '/'	2032	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		2034
1662	sub thawer_merge {	2035	sub thawer_merge {
1663	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1664		2037
1665	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1670	}	2043	}
1671		2044
1672	sub normalise {	2045	sub normalise {
1673	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1674		2047
1675	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1676		2049
1677	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1678		2051
1679	# map plan:	2052	# map plan:
1680	#	2053	#
…		…
1695	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1696	$path = "$base/$path";	2069	$path = "$base/$path";
1697	}	2070	}
1698		2071
1699	for ($path) {	2072	for ($path) {
1700	redo if s{//}{/};
1701	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1702	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1703	}	2075	}
1704		2076
1705	$path	2077	$path
…		…
1719	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1720	return $self;	2092	return $self;
1721	}	2093	}
1722	}	2094	}
1723		2095
1724	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1725	()	2097	()
1726	}	2098	}
1727		2099
		2100	# may re-bless or do other evil things
1728	sub init {	2101	sub init {
1729	my ($self) = @_;	2102	my ($self) = @_;
1730		2103
1731	$self	2104	$self
1732	}	2105	}
…		…
1751		2124
1752	# the temporary/swap location	2125	# the temporary/swap location
1753	sub save_path {	2126	sub save_path {
1754	my ($self) = @_;	2127	my ($self) = @_;
1755		2128
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1758	}	2131	}
1759		2132
1760	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1761	sub uniq_path {	2134	sub uniq_path {
1762	my ($self) = @_;	2135	my ($self) = @_;
1763		2136
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	2139	}
1776		2140
1777	sub decay_objects {	2141	sub decay_objects {
1778	my ($self) = @_;	2142	my ($self) = @_;
1779		2143
…		…
1806	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1807		2171
1808	1	2172	1
1809	}	2173	}
1810		2174
		2175	# used to laod the header of an original map
1811	sub load_header_orig {	2176	sub load_header_orig {
1812	my ($self) = @_;	2177	my ($self) = @_;
1813		2178
1814	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1815	}	2180	}
1816		2181
		2182	# used to laod the header of an instantiated map
1817	sub load_header_temp {	2183	sub load_header_temp {
1818	my ($self) = @_;	2184	my ($self) = @_;
1819		2185
1820	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1821	}	2187	}
1822		2188
		2189	# called after loading the header from an instantiated map
1823	sub prepare_temp {	2190	sub prepare_temp {
1824	my ($self) = @_;	2191	my ($self) = @_;
1825		2192
1826	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1827	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1828	# safety	2195	# safety
1829	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1830	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1831	}	2198	}
1832		2199
		2200	# called after loading the header from an original map
1833	sub prepare_orig {	2201	sub prepare_orig {
1834	my ($self) = @_;	2202	my ($self) = @_;
1835		2203
1836	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1837	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1861		2229
1862	sub find;	2230	sub find;
1863	sub find {	2231	sub find {
1864	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1865		2233
		2234	cf::cede_to_tick;
		2235
1866	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1867		2237
1868	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2240
1871	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1876	or return;	2243	or return;
1877		2244
1878	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1879		2246
…		…
1881	or return;	2248	or return;
1882		2249
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1886	undef $guard1;	2254	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2255	$map->reset;
1889	return find $path;	2256	return find $path;
1890	}	2257	}
1891		2258
1892	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1893	}	2260	}
1894	}	2261	}
1895		2262
1896	sub pre_load { }	2263	sub pre_load { }
1897	sub post_load { }	2264	#sub post_load { } # XS
1898		2265
1899	sub load {	2266	sub load {
1900	my ($self) = @_;	2267	my ($self) = @_;
1901		2268
1902	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1905		2272
1906	{	2273	{
1907	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1908		2275
1909	return unless $self->valid;	2276	return unless $self->valid;
1910	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1911
1912	$self->in_memory (cf::MAP_LOADING);
1913		2278
1914	$self->alloc;	2279	$self->alloc;
1915		2280
1916	$self->pre_load;	2281	$self->pre_load;
1917	cf::cede_to_tick;	2282	cf::cede_to_tick;
1918		2283
		2284	if (exists $self->{load_path}) {
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2286	$f->skip_block;
1921	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1922	or return;	2288	or return;
1923		2289
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1925	if delete $self->{load_original};	2291	if delete $self->{load_original};
1926		2292
1927	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2294	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1930	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1931	$self->clear_unique_items;	2297	$self->clear_unique_items;
1932	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1933	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1934	}	2301	}
1935	}	2302	}
1936	}
1937		2303
1938	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1939		2311
1940	cf::cede_to_tick;	2312	cf::cede_to_tick;
1941	# now do the right thing for maps	2313	# now do the right thing for maps
1942	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1943	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1947	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2320	$self->decay_objects;
1949	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1950	$self->update_buttons;	2322	$self->update_buttons;
1951	cf::cede_to_tick;	2323	cf::cede_to_tick;
1952	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1953	cf::cede_to_tick;
1954	$self->activate;
1955	}	2325	}
1956		2326
1957	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1959
1960	$self->in_memory (cf::MAP_IN_MEMORY);
1961	}	2329	}
1962		2330
1963	$self->post_load;	2331	$self->post_load;
1964	}
1965		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
1966	sub customise_for {	2339	sub customise_for {
1967	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1968		2341
1969	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2343	if $self->per_player;
…		…
1973	# if $self->per_party;	2346	# if $self->per_party;
1974		2347
1975	$self	2348	$self
1976	}	2349	}
1977		2350
1978	# find and load all maps in the 3x3 area around a map
1979	sub load_neighbours {
1980	my ($map) = @_;
1981
1982	my @neigh; # diagonal neighbours
1983
1984	for (0 .. 3) {
1985	my $neigh = $map->tile_path ($_)
1986	or next;
1987	$neigh = find $neigh, $map
1988	or next;
1989	$neigh->load;
1990
1991	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}
1995
1996	for (grep defined $_->[0], @neigh) {
1997	my ($path, $origin) = @$_;
1998	my $neigh = find $path, $origin
1999	or next;
2000	$neigh->load;
2001	}
2002	}
2003
2004	sub find_sync {	2351	sub find_sync {
2005	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2006		2353
2007	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
2008	}	2359	}
2009		2360
2010	sub do_load_sync {	2361	sub do_load_sync {
2011	my ($map) = @_;	2362	my ($map) = @_;
2012		2363
		2364	# it's a bug to call this from the main context
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2015		2367
2016	cf::sync_job { $map->load };	2368	$map->load;
2017	}	2369	}
2018		2370
2019	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2021		2373
2022	sub find_async {	2374	sub find_async {
2023	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2024		2376
2025	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2026		2378
2027	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2029	}	2381	}
2030		2382
2031	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2032		2384
2033	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
2034	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2390	if (my $map = find $k) {
2037	$map->load if $v;	2391	$map->load if $v;
2038	}	2392	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2046		2400
2047	()	2401	()
2048	}	2402	}
2049		2403
		2404	# common code, used by both ->save and ->swapout
2050	sub save {	2405	sub _save {
2051	my ($self) = @_;	2406	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2407
2055	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2056		2409
2057	return unless $self->dirty;	2410	return unless $self->dirty;
2058		2411
…		…
2064	return if $self->{deny_save};	2417	return if $self->{deny_save};
2065		2418
2066	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2067		2420
2068	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2070	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2071		2427
2072	if ($uniq) {	2428	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2431	} else {
2076	$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);
2077	}	2433	}
2078	}	2434	}
2079		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2080	sub swap_out {	2444	sub swap_out {
2081	my ($self) = @_;	2445	my ($self) = @_;
2082		2446
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2088	return if $self->players;	2451	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2090	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2091		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2092	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2093		2503
2094	$self->deactivate;	2504	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2506	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2507
2142	$self->unlink_save;	2508	$self->unlink_save;
2143	$self->destroy;	2509	$self->destroy;
2144	}	2510	}
2145		2511
…		…
2153		2519
2154	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2155		2521
2156	$self->unlink_save;	2522	$self->unlink_save;
2157		2523
2158	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2529
…		…
2212		2578
2213	sub unique_maps() {	2579	sub unique_maps() {
2214	[	2580	[
2215	map {	2581	map {
2216	utf8::decode $_;	2582	utf8::decode $_;
2217	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2218	? normalise $_	2586	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2588	]
2222	}	2589	}
2223		2590
2224	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	}
2225		2622
2226	=back	2623	=back
2227		2624
2228	=head3 cf::object	2625	=head3 cf::object
2229		2626
…		…
2233		2630
2234	=over 4	2631	=over 4
2235		2632
2236	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2237		2634
2238	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.
2239		2637
2240	=cut	2638	=cut
2241		2639
2242	sub inv_recursive_;	2640	sub inv_recursive_;
2243	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2249	}	2647	}
2250		2648
2251	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2252		2650
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2652
2255	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2256		2654
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2258	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2259		2657
2260	=cut	2658	=cut
2261		2659
2262	sub deref {	2660	sub deref {
2263	my ($ref) = @_;	2661	my ($ref) = @_;
2264		2662
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2664	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2666	or return;
2272	$pl->ob->uuid eq $uuid	2667	$pl->ob->uuid eq $uuid
2273	or return;	2668	or return;
…		…
2293	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
2294	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2295		2690
2296	=cut	2691	=cut
2297		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2298	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2708	# with dialog boxes.
2300	#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
2301	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2724
2316	} else {	2725	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2728	}
2320	}	2729	}
2321	}	2730	}
2322		2731
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2757
2349	=item $player_object->enter_link	2758	=item $player_object->enter_link
2350		2759
2351	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}>).
2352		2761
2353	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.
2354	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.
2355		2766
2356	Will never block.	2767	Will never block.
2357		2768
2358	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2359		2770
…		…
2379	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2791	my ($self) = @_;
2381		2792
2382	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2383		2794
		2795	++$self->{_link_recursion};
		2796
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2798
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2388		2801
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2803	}
2391		2804
2392	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2394		2807
…		…
2411	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2413		2826
2414	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2417		2830
2418	$map->load;	2831	$map->load;
2419	$map->load_neighbours;
2420		2832
2421	return unless $self->contr->active;	2833	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2834
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2426	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2427		2842
		2843	}
		2844
2428	=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)]])
2429		2846
2430	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
2431	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2432	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
2433	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
2434	be called at the end of this process.	2851	be called at the end of this process.
2435		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
2436	=cut	2856	=cut
2437		2857
2438	our $GOTOGEN;	2858	our $GOTOGEN;
2439		2859
2440	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2862
		2863	if ($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
2443	# 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
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2871
2446	$self->enter_link;	2872	$self->enter_link;
2447		2873
2448	(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
2449	my $map = eval {	2896	my $map = eval {
2450	my $map = cf::map::find $path;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2451		2898
2452	if ($map) {	2899	if ($map) {
2453	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2902	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2904	}
2458		2905
2459	$map	2906	$map
2460	};	2907	};
2461		2908
…		…
2467	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2470	}	2917	}
2471		2918
2472	$done->() if $done;	2919	$done->($self) if $done;
2473	})->prio (1);	2920	})->prio (1);
2474	}	2921	}
2475		2922
2476	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2477		2924
…		…
2497	}	2944	}
2498		2945
2499	sub prepare_random_map {	2946	sub prepare_random_map {
2500	my ($exit) = @_;	2947	my ($exit) = @_;
2501		2948
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2951	# that depends on the exit object
2507		2952
2508	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2955	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2515	}	2962	}
2516		2963
2517	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2518		2965
2519	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2522		2969
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2972	undef $fh;
2526	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2527		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2530	}	2981	}
2531	}	2982	}
2532		2983
2533	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2535		2986
2536	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2537		2988
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2989	$self->enter_link;
2550		2990
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2991	(async {
2556	$self->deactivate_recursive; # just to be sure	2992	$Coro::current->{desc} = "enter_exit";
		2993
2557	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
2558	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2559		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
2560	1;	3030	1
2561	}) {	3031	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "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. "
2564	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2566		3036
2567	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	3038	$self->leave_link;
2569	}	3039	}
2570	})->prio (1);	3040	})->prio (1);
2571	}	3041	}
2572		3042
…		…
2584	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2586		3056
2587	utf8::encode $text;	3057	utf8::encode $text;
2588	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2589	}	3084	}
2590		3085
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		3087
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	3090	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	3091	the message unless the client supports the msg packet.
2597		3092
2598	=cut	3093	=cut
2599		3094
		3095	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2601	"c/identify" => {	3103	"c/identify" => {
2602	id => "identify",	3104	id => "infobox",
2603	title => "Identify",	3105	title => "Identify",
2604	reply => undef,	3106	reply => undef,
2605	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
2606	},	3108	},
2607	"c/examine" => {	3109	"c/examine" => {
2608	id => "examine",	3110	id => "infobox",
2609	title => "Examine",	3111	title => "Examine",
2610	reply => undef,	3112	reply => undef,
2611	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
2612	},	3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
		3120	},
		3121	"c/book" => {
		3122	id => "infobox",
		3123	title => "Book",
		3124	reply => undef,
		3125	tooltip => "The contents of a note or book",
		3126	},
		3127	"c/lookat" => {
		3128	id => "infobox",
		3129	title => "Look",
		3130	reply => undef,
		3131	tooltip => "What you saw there",
		3132	},
		3133	"c/who" => {
		3134	id => "infobox",
		3135	title => "Players",
		3136	reply => undef,
		3137	tooltip => "Shows players who are currently online",
		3138	},
		3139	"c/body" => {
		3140	id => "infobox",
		3141	title => "Body Parts",
		3142	reply => undef,
		3143	tooltip => "Shows which body parts you posess and are available",
		3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
		3151	"c/skills" => {
		3152	id => "infobox",
		3153	title => "Skills",
		3154	reply => undef,
		3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
		3180	},
		3181	"c/uptime" => {
		3182	id => "infobox",
		3183	title => "Uptime",
		3184	reply => undef,
		3185	tooltip => "How long the server has been running since last restart",
		3186	},
		3187	"c/mapinfo" => {
		3188	id => "infobox",
		3189	title => "Map Info",
		3190	reply => undef,
		3191	tooltip => "Information related to the maps",
		3192	},
		3193	"c/party" => {
		3194	id => "party",
		3195	title => "Party",
		3196	reply => "gsay ",
		3197	tooltip => "Messages and chat related to your party",
		3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/say" => $SAY_CHANNEL,
		3206	"c/chat" => $CHAT_CHANNEL,
2613	);	3207	);
2614		3208
2615	sub cf::client::send_msg {	3209	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3210	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3211
2618	$msg = $self->pl->expand_cfpod ($msg);	3212	$msg = $self->pl->expand_cfpod ($msg)
		3213	unless $color & cf::NDI_VERBATIM;
2619		3214
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3215	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3216
2622	# check predefined channels, for the benefit of C	3217	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3218	if ($CHANNEL{$channel}) {
		3219	$channel = $CHANNEL{$channel};
2624		3220
		3221	$self->ext_msg (channel_info => $channel);
		3222	$channel = $channel->{id};
		3223
2625	if (ref $channel) {	3224	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3225	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3226	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3227	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3228	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3229	}
2632		3230
2633	$channel = $channel->{id};	3231	$channel = $channel->{id};
2634	}	3232	}
2635		3233
2636	return unless @extra || length $msg;	3234	return unless @extra || length $msg;
2637		3235
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3236	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3237	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3238	if $color & cf::NDI_DEF;
2642		3239
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3240	my $pkt = "msg "
		3241	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3242	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3243	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3244
2657	$color &= cf::NDI_COLOR_MASK;	3245	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3246	}
2671		3247
2672	=item $client->ext_msg ($type, @msg)	3248	=item $client->ext_msg ($type, @msg)
2673		3249
2674	Sends an ext event to the client.	3250	Sends an ext event to the client.
…		…
2676	=cut	3252	=cut
2677		3253
2678	sub cf::client::ext_msg($$@) {	3254	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3255	my ($self, $type, @msg) = @_;
2680		3256
2681	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3257	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}
2687	}
2688
2689	=item $client->ext_reply ($msgid, @msg)
2690
2691	Sends an ext reply to the client.
2692
2693	=cut
2694
2695	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;
2697
2698	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}
2705	}	3258	}
2706		3259
2707	=item $success = $client->query ($flags, "text", \&cb)	3260	=item $success = $client->query ($flags, "text", \&cb)
2708		3261
2709	Queues a query to the client, calling the given callback with	3262	Queues a query to the client, calling the given callback with
…		…
2764	my ($ns, $buf) = @_;	3317	my ($ns, $buf) = @_;
2765		3318
2766	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3319	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2767		3320
2768	if (ref $msg) {	3321	if (ref $msg) {
2769	my ($type, $reply, @payload) =	3322	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2770	"ARRAY" eq ref $msg
2771	? @$msg
2772	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2773		3323
2774	my @reply;
2775
2776	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTIACMD{$type}) {
		3325	$cb->(
		3326	$ns,
		3327	sub {
		3328	$ns->ext_msg ("reply-$reply", @_)
		3329	if $reply;
		3330	},
		3331	@payload
		3332	);
		3333	} else {
		3334	my @reply;
		3335
		3336	if (my $cb = $EXTICMD{$type}) {
2777	@reply = $cb->($ns, @payload);	3337	@reply = $cb->($ns, @payload);
		3338	}
		3339
		3340	$ns->ext_msg ("reply-$reply", @reply)
		3341	if $reply;
2778	}	3342	}
2779
2780	$ns->ext_reply ($reply, @reply)
2781	if $reply;
2782
2783	} else {	3343	} else {
2784	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3344	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2785	}	3345	}
2786		3346
2787	cf::override;	3347	cf::override;
2788	},	3348	},
2789	);	3349	);
…		…
2809		3369
2810	$coro	3370	$coro
2811	}	3371	}
2812		3372
2813	cf::client->attach (	3373	cf::client->attach (
2814	on_destroy => sub {	3374	on_client_destroy => sub {
2815	my ($ns) = @_;	3375	my ($ns) = @_;
2816		3376
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3377	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3378	},
2819	);	3379	);
…		…
2835	our $safe_hole = new Safe::Hole;	3395	our $safe_hole = new Safe::Hole;
2836		3396
2837	$SIG{FPE} = 'IGNORE';	3397	$SIG{FPE} = 'IGNORE';
2838		3398
2839	$safe->permit_only (Opcode::opset qw(	3399	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3400	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3401	grepstart grepwhile mapstart mapwhile
2842	sort time	3402	sort time
2843	));	3403	));
2844		3404
2845	# here we export the classes and methods available to script code	3405	# here we export the classes and methods available to script code
…		…
2847	=pod	3407	=pod
2848		3408
2849	The following functions and methods are available within a safe environment:	3409	The following functions and methods are available within a safe environment:
2850		3410
2851	cf::object	3411	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3412	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3413	insert remove name archname title slaying race decrease split
		3414	value
2854		3415
2855	cf::object::player	3416	cf::object::player
2856	player	3417	player
2857		3418
2858	cf::player	3419	cf::player
…		…
2863		3424
2864	=cut	3425	=cut
2865		3426
2866	for (	3427	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3428	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3429	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3430	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3431	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3432	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3433	["cf::map" => qw(trigger)],
2873	) {	3434	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3435	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3436	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3437	for @funs;
2878	}	3438	}
2879		3439
…		…
2894		3454
2895	my $qcode = $code;	3455	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3456	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3457	$qcode =~ s/\n/\\n/g;
2898		3458
		3459	%vars = (_dummy => 0) unless %vars;
		3460
		3461	my @res;
2899	local $_;	3462	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3463
2902	my $eval =	3464	my $eval =
2903	"do {\n"	3465	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3466	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3467	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3468	. $code
2907	. "\n}"	3469	. "\n}"
2908	;	3470	;
2909		3471
		3472	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3473	sub_generation_inc;
		3474	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3475	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3476	sub_generation_inc;
		3477	} else {
		3478	local @cf::_safe_eval_args = values %vars;
		3479	@res = wantarray ? eval eval : scalar eval $eval;
		3480	}
2913		3481
2914	if ($@) {	3482	if ($@) {
2915	warn "$@";	3483	warn "$@",
2916	warn "while executing safe code '$code'\n";	3484	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3485	"with arguments " . (join " ", %vars) . "\n";
2918	}	3486	}
2919		3487
2920	wantarray ? @res : $res[0]	3488	wantarray ? @res : $res[0]
2921	}	3489	}
2922		3490
…		…
2936	=cut	3504	=cut
2937		3505
2938	sub register_script_function {	3506	sub register_script_function {
2939	my ($fun, $cb) = @_;	3507	my ($fun, $cb) = @_;
2940		3508
2941	no strict 'refs';	3509	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3510	*$fun = $safe_hole->wrap ($cb);
2943	}	3511	}
2944		3512
2945	=back	3513	=back
2946		3514
2947	=cut	3515	=cut
2948		3516
2949	#############################################################################	3517	#############################################################################
2950	# the server's init and main functions	3518	# the server's init and main functions
2951		3519
		3520	{
		3521	package cf::face;
		3522
		3523	our %HASH; # hash => idx
		3524	our @DATA; # dynamically-created facedata, only faceste 0 used
		3525	our @FOFS; # file offset, if > 0
		3526	our @SIZE; # size of face, in octets
		3527	our @META; # meta hash of face, if any
		3528	our $DATAFH; # facedata filehandle
		3529
		3530	# internal api, not finalised
		3531	sub set {
		3532	my ($name, $type, $data) = @_;
		3533
		3534	my $idx = cf::face::find $name;
		3535
		3536	if ($idx) {
		3537	delete $HASH{cf::face::get_chksum $idx};
		3538	} else {
		3539	$idx = cf::face::alloc $name;
		3540	}
		3541
		3542	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3543
		3544	cf::face::set_type $idx, $type;
		3545	cf::face::set_csum $idx, 0, $hash;
		3546
		3547	# we need to destroy the SV itself, not just modify it, as a running ix
		3548	# might hold a reference to it: "delete" achieves that.
		3549	delete $FOFS[0][$idx];
		3550	delete $DATA[0][$idx];
		3551	$DATA[0][$idx] = $data;
		3552	$SIZE[0][$idx] = length $data;
		3553	delete $META[$idx];
		3554	$HASH{$hash} = $idx;#d#
		3555
		3556	$idx
		3557	}
		3558
		3559	sub _get_data($$$) {
		3560	my ($idx, $set, $cb) = @_;
		3561
		3562	if (defined $DATA[$set][$idx]) {
		3563	$cb->($DATA[$set][$idx]);
		3564	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3565	my $size = $SIZE[$set][$idx];
		3566	my $buf;
		3567	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3568	if ($_[0] == $size) {
		3569	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3570	$cb->($buf);
		3571	} else {
		3572	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3573	}
		3574	};
		3575	} else {
		3576	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3577	}
		3578	}
		3579
		3580	# rather ineffient
		3581	sub cf::face::get_data($;$) {
		3582	my ($idx, $set) = @_;
		3583
		3584	_get_data $idx, $set, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $set, $idx, $pri) = @_;
		3590
		3591	_get_data $idx, $set, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595	}
		3596
2952	sub load_facedata($) {	3597	sub load_facedata($) {
2953	my ($path) = @_;	3598	my ($path) = @_;
2954		3599
2955	# HACK to clear player env face cache, we need some signal framework
2956	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();
2958
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3600	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3601
2961	warn "loading facedata from $path\n";	3602	trace "loading facedata from $path\n";
2962		3603
2963	my $facedata;	3604	my $facedata = decode_storable load_file "$path/faceinfo";
2964	0 < aio_load $path, $facedata
2965	or die "$path: $!";
2966
2967	$facedata = Coro::Storable::thaw $facedata;
2968		3605
2969	$facedata->{version} == 2	3606	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3607	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2971		3608
2972	# patch in the exptable	3609	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2973	$facedata->{resource}{"res/exp_table"} = {	3610	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2974	type => FT_RSRC,	3611
2975	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3612	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2976	};	3613
2977	cf::cede_to_tick;	3614	# BEGIN ATOMIC
		3615	# from here on, everything must be atomic - no thread switch allowed
		3616	my $t1 = EV::time;
2978		3617
2979	{	3618	{
2980	my $faces = $facedata->{faceinfo};	3619	my $faces = $facedata->{faceinfo};
2981		3620
2982	while (my ($face, $info) = each %$faces) {	3621	for my $face (sort keys %$faces) {
		3622	my $info = $faces->{$face};
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3623	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3624
2984	cf::face::set_visibility $idx, $info->{visibility};	3625	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3626	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3627	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3628	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2988		3629	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2989	cf::cede_to_tick;	3630	$cf::face::HASH{$info->{hash64}} = $idx;
		3631	delete $cf::face::META[$idx];
2990	}	3632	}
2991		3633
2992	while (my ($face, $info) = each %$faces) {	3634	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3635	next unless $info->{smooth};
		3636
2994	my $idx = cf::face::find $face	3637	my $idx = cf::face::find $face
2995	or next;	3638	or next;
		3639
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3640	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3641	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3642	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3643	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3644	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3645	}
3002
3003	cf::cede_to_tick;
3004	}	3646	}
3005	}	3647	}
3006		3648
3007	{	3649	{
3008	my $anims = $facedata->{animinfo};	3650	my $anims = $facedata->{animinfo};
3009		3651
3010	while (my ($anim, $info) = each %$anims) {	3652	while (my ($anim, $info) = each %$anims) {
3011	cf::anim::set $anim, $info->{frames}, $info->{facings};	3653	cf::anim::set $anim, $info->{frames}, $info->{facings};
3012	cf::cede_to_tick;
3013	}	3654	}
3014		3655
3015	cf::anim::invalidate_all; # d'oh	3656	cf::anim::invalidate_all; # d'oh
3016	}	3657	}
3017		3658
3018	{	3659	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3660	my $res = $facedata->{resource};
3022		3661
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3662	while (my ($name, $info) = each %$res) {
		3663	if (defined (my $type = $info->{type})) {
		3664	# TODO: different hash - must free and use new index, or cache ixface data queue
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3665	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3666
3029	if ($info->{type} & 1) {	3667	cf::face::set_type $idx, $type;
3030	# prepend meta info	3668	cf::face::set_csum $idx, 0, $info->{hash};
3031		3669	$cf::face::SIZE[0][$idx] = $info->{size};
3032	my $meta = $enc->encode ({	3670	$cf::face::FOFS[0][$idx] = $info->{fofs};
3033	name => $name,	3671	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3034	%{ $info->{meta} || {} },	3672	$cf::face::HASH{$info->{hash}} = $idx;
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3673	} else {
3039	$data = $info->{data};	3674	# $RESOURCE{$name} = $info; # unused
3040	}	3675	}
3041
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;
3046	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}	3676	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3677	}
		3678
		3679	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3680
		3681	# HACK to clear player env face cache, we need some signal framework
		3682	# for this (global event?)
		3683	%ext::player_env::MUSIC_FACE_CACHE = ();
		3684
		3685	# END ATOMIC
		3686
		3687	cf::debug "facedata atomic update time ", EV::time - $t1;
		3688
		3689	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3690
		3691	aio_close $fh if $fh; # close old facedata
3066		3692
3067	1	3693	1
3068	}	3694	}
3069		3695
3070	register_exticmd fx_want => sub {	3696	register_exticmd fx_want => sub {
…		…
3072		3698
3073	while (my ($k, $v) = each %$want) {	3699	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3700	$ns->fx_want ($k, $v);
3075	}	3701	}
3076	};	3702	};
		3703
		3704	sub load_resource_file($) {
		3705	my $guard = lock_acquire "load_resource_file";
		3706
		3707	my $status = load_resource_file_ $_[0];
		3708	get_slot 0.1, 100;
		3709	cf::arch::commit_load;
		3710
		3711	$status
		3712	}
		3713
		3714	sub reload_exp_table {
		3715	_reload_exp_table;
		3716
		3717	cf::face::set
		3718	"res/exp_table" => FT_RSRC,
		3719	JSON::XS->new->utf8->canonical->encode (
		3720	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3721	);
		3722	}
		3723
		3724	sub reload_materials {
		3725	_reload_materials;
		3726	}
3077		3727
3078	sub reload_regions {	3728	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3729	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3730	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3731	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3088	if exists $_->{match};	3738	if exists $_->{match};
3089	}	3739	}
3090	}	3740	}
3091		3741
3092	sub reload_facedata {	3742	sub reload_facedata {
3093	load_facedata "$DATADIR/facedata"	3743	load_facedata $DATADIR
3094	or die "unable to load facedata\n";	3744	or die "unable to load facedata\n";
3095	}	3745	}
3096		3746
3097	sub reload_archetypes {	3747	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3748	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3749	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references	3750
3101	# this really needs to be done in an extra post-pass	3751	cf::face::set
3102	# (which needs to be synchronous, so solve it differently)	3752	"res/skill_info" => FT_RSRC,
3103	load_resource_file "$DATADIR/archetypes"	3753	JSON::XS->new->utf8->canonical->encode (
3104	or die "unable to load archetypes\n";	3754	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3755	);
		3756
		3757	cf::face::set
		3758	"res/spell_paths" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3761	);
3105	}	3762	}
3106		3763
3107	sub reload_treasures {	3764	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3765	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3766	or die "unable to load treasurelists\n";
3110	}	3767	}
3111		3768
		3769	sub reload_sound {
		3770	trace "loading sound config from $DATADIR/sound\n";
		3771
		3772	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3773
		3774	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3775	my $sound = $soundconf->{compat}[$_]
		3776	or next;
		3777
		3778	my $face = cf::face::find "sound/$sound->[1]";
		3779	cf::sound::set $sound->[0] => $face;
		3780	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3781	}
		3782
		3783	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3784	my $face = cf::face::find "sound/$v";
		3785	cf::sound::set $k => $face;
		3786	}
		3787	}
		3788
3112	sub reload_resources {	3789	sub reload_resources {
3113	warn "reloading resource files...\n";	3790	trace "reloading resource files...\n";
3114		3791
		3792	reload_materials;
		3793	reload_facedata;
		3794	reload_exp_table;
		3795	reload_sound;
		3796	reload_archetypes;
3115	reload_regions;	3797	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3798	reload_treasures;
3120		3799
3121	warn "finished reloading resource files\n";	3800	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3801	}
3127		3802
3128	sub reload_config {	3803	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3804	trace "reloading config file...\n";
3130	or return;
3131		3805
3132	local $/;	3806	my $config = load_file "$CONFDIR/config";
3133	*CFG = YAML::Syck::Load <$fh>;	3807	utf8::decode $config;
		3808	*CFG = decode_yaml $config;
3134		3809
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3810	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3811
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3812	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3813	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3139		3814
3140	if (exists $CFG{mlockall}) {	3815	if (exists $CFG{mlockall}) {
…		…
3144	};	3819	};
3145	warn $@ if $@;	3820	warn $@ if $@;
3146	}	3821	}
3147	}	3822	}
3148		3823
		3824	sub pidfile() {
		3825	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3826	or die "$PIDFILE: $!";
		3827	flock $fh, &Fcntl::LOCK_EX
		3828	or die "$PIDFILE: flock: $!";
		3829	$fh
		3830	}
		3831
		3832	# make sure only one server instance is running at any one time
		3833	sub atomic {
		3834	my $fh = pidfile;
		3835
		3836	my $pid = <$fh>;
		3837	kill 9, $pid if $pid > 0;
		3838
		3839	seek $fh, 0, 0;
		3840	print $fh $$;
		3841	}
		3842
		3843	sub main_loop {
		3844	trace "EV::loop starting\n";
		3845	if (1) {
		3846	EV::loop;
		3847	}
		3848	trace "EV::loop returned\n";
		3849	goto &main_loop unless $REALLY_UNLOOP;
		3850	}
		3851
3149	sub main {	3852	sub main {
		3853	cf::init_globals; # initialise logging
		3854
		3855	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3856	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3857	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3858	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3859
		3860	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3861
3150	# we must not ever block the main coroutine	3862	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3863	$Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3864	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3865	(async {
3154	Event::one_event;	3866	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3867	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3868	})->prio (Coro::PRIO_MAX);
3156	};	3869	};
3157		3870
		3871	evthread_start IO::AIO::poll_fileno;
		3872
		3873	cf::sync_job {
		3874	cf::incloader::init ();
		3875
		3876	db_init;
		3877
		3878	cf::init_anim;
		3879	cf::init_attackmess;
		3880	cf::init_dynamic;
		3881
		3882	cf::load_settings;
		3883
		3884	reload_resources;
3158	reload_config;	3885	reload_config;
3159	db_init;	3886
		3887	cf::init_uuid;
		3888	cf::init_signals;
		3889	cf::init_skills;
		3890
		3891	cf::init_beforeplay;
		3892
		3893	atomic;
		3894
3160	load_extensions;	3895	load_extensions;
3161		3896
3162	$TICK_WATCHER->start;	3897	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3898
		3899	# no (long-running) fork's whatsoever before this point(!)
		3900	use POSIX ();
		3901	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3902
		3903	cf::_post_init 0;
		3904	};
		3905
		3906	cf::object::thawer::errors_are_fatal 0;
		3907	info "parse errors in files are no longer fatal from this point on.\n";
		3908
		3909	AE::postpone {
		3910	undef &main; # free gobs of memory :)
		3911	};
		3912
		3913	goto &main_loop;
3164	}	3914	}
3165		3915
3166	#############################################################################	3916	#############################################################################
3167	# initialisation and cleanup	3917	# initialisation and cleanup
3168		3918
3169	# install some emergency cleanup handlers	3919	# install some emergency cleanup handlers
3170	BEGIN {	3920	BEGIN {
		3921	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3922	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3923	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3924	cf::cleanup "SIG$signal";
3179	},
3180	);	3925	};
3181	}	3926	}
3182	}	3927	}
3183		3928
3184	sub write_runtime {	3929	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3930	my $t0 = AE::time;
3186		3931
3187	# first touch the runtime file to show we are still running:	3932	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3933	# the fsync below can take a very very long time.
3189		3934
3190	IO::AIO::aio_utime $runtime, undef, undef;	3935	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3936
3192	my $guard = cf::lock_acquire "write_runtime";	3937	my $guard = cf::lock_acquire "write_runtime";
3193		3938
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3939	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3940	or return;
3196		3941
3197	my $value = $cf::RUNTIME + 90 + 10;	3942	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3943	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3944	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3954	aio_utime $fh, undef, undef;
3210		3955
3211	close $fh	3956	close $fh
3212	or return;	3957	or return;
3213		3958
3214	aio_rename "$runtime~", $runtime	3959	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3960	and return;
3216		3961
3217	warn "runtime file written.\n";	3962	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3963
3219	1	3964	1
		3965	}
		3966
		3967	our $uuid_lock;
		3968	our $uuid_skip;
		3969
		3970	sub write_uuid_sync($) {
		3971	$uuid_skip ||= $_[0];
		3972
		3973	return if $uuid_lock;
		3974	local $uuid_lock = 1;
		3975
		3976	my $uuid = "$LOCALDIR/uuid";
		3977
		3978	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3979	or return;
		3980
		3981	my $value = uuid_seq uuid_cur;
		3982
		3983	unless ($value) {
		3984	info "cowardly refusing to write zero uuid value!\n";
		3985	return;
		3986	}
		3987
		3988	my $value = uuid_str $value + $uuid_skip;
		3989	$uuid_skip = 0;
		3990
		3991	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3992	and return;
		3993
		3994	# always fsync - this file is important
		3995	aio_fsync $fh
		3996	and return;
		3997
		3998	close $fh
		3999	or return;
		4000
		4001	aio_rename "$uuid~", $uuid
		4002	and return;
		4003
		4004	trace "uuid file written ($value).\n";
		4005
		4006	1
		4007
		4008	}
		4009
		4010	sub write_uuid($$) {
		4011	my ($skip, $sync) = @_;
		4012
		4013	$sync ? write_uuid_sync $skip
		4014	: async { write_uuid_sync $skip };
3220	}	4015	}
3221		4016
3222	sub emergency_save() {	4017	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	4018	my $freeze_guard = cf::freeze_mainloop;
3224		4019
3225	warn "enter emergency perl save\n";	4020	info "emergency_perl_save: enter\n";
		4021
		4022	# this is a trade-off: we want to be very quick here, so
		4023	# save all maps without fsync, and later call a global sync
		4024	# (which in turn might be very very slow)
		4025	local $USE_FSYNC = 0;
3226		4026
3227	cf::sync_job {	4027	cf::sync_job {
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
3228	# use a peculiar iteration method to avoid tripping on perl	4030	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	4031	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	4032	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	4033	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	4034	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	4035	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	4036	$pl->valid or next;
		4037	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	4038	$pl->save;
3236	}	4039	}
3237	warn "end emergency player save\n";	4040	info "emergency_perl_save: end player save\n";
3238		4041
3239	warn "begin emergency map save\n";	4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	info "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	4045	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	4046	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	4047	$map->valid or next;
3243	$map->save;	4048	$map->save;
3244	}	4049	}
3245	warn "end emergency map save\n";	4050	info "emergency_perl_save: end map save\n";
3246		4051
3247	warn "begin emergency database checkpoint\n";	4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	info "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	4055	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	4056	info "emergency_perl_save: end database checkpoint\n";
		4057
		4058	info "emergency_perl_save: begin write uuid\n";
		4059	write_uuid_sync 1;
		4060	info "emergency_perl_save: end write uuid\n";
		4061
		4062	cf::write_runtime_sync; # external watchdog should not bark
		4063
		4064	trace "emergency_perl_save: syncing database to disk";
		4065	BDB::db_env_txn_checkpoint $DB_ENV;
		4066
		4067	info "emergency_perl_save: starting sync\n";
		4068	IO::AIO::aio_sync sub {
		4069	info "emergency_perl_save: finished sync\n";
		4070	};
		4071
		4072	cf::write_runtime_sync; # external watchdog should not bark
		4073
		4074	trace "emergency_perl_save: flushing outstanding aio requests";
		4075	while (IO::AIO::nreqs || BDB::nreqs) {
		4076	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4077	}
		4078
		4079	cf::write_runtime_sync; # external watchdog should not bark
3250	};	4080	};
3251		4081
3252	warn "leave emergency perl save\n";	4082	info "emergency_perl_save: leave\n";
3253	}	4083	}
3254		4084
3255	sub post_cleanup {	4085	sub post_cleanup {
3256	my ($make_core) = @_;	4086	my ($make_core) = @_;
3257		4087
		4088	IO::AIO::flush;
		4089
3258	warn Carp::longmess "post_cleanup backtrace"	4090	error Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	4091	if $make_core;
		4092
		4093	my $fh = pidfile;
		4094	unlink $PIDFILE if <$fh> == $$;
		4095	}
		4096
		4097	# a safer delete_package, copied from Symbol
		4098	sub clear_package($) {
		4099	my $pkg = shift;
		4100
		4101	# expand to full symbol table name if needed
		4102	unless ($pkg =~ /^main::.*::$/) {
		4103	$pkg = "main$pkg" if $pkg =~ /^::/;
		4104	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4105	$pkg .= '::' unless $pkg =~ /::$/;
		4106	}
		4107
		4108	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4109	my $stem_symtab = *{$stem}{HASH};
		4110
		4111	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4112	or return;
		4113
		4114	# clear all symbols
		4115	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4116	for my $name (keys %$leaf_symtab) {
		4117	_gv_clear *{"$pkg$name"};
		4118	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4119	}
3260	}	4120	}
3261		4121
3262	sub do_reload_perl() {	4122	sub do_reload_perl() {
3263	# can/must only be called in main	4123	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	4124	unless (in_main) {
3265	warn "can only reload from main coroutine";	4125	error "can only reload from main coroutine";
3266	return;	4126	return;
3267	}	4127	}
3268		4128
3269	warn "reloading...";	4129	return if $RELOAD++;
3270		4130
3271	warn "entering sync_job";	4131	my $t1 = AE::time;
3272		4132
		4133	while ($RELOAD) {
		4134	cf::get_slot 0.1, -1, "reload_perl";
		4135	info "perl_reload: reloading...";
		4136
		4137	trace "perl_reload: entering sync_job";
		4138
3273	cf::sync_job {	4139	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	4140	#cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		4141
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	4142	trace "perl_reload: cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	4143	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	4144	%EXT_CORO = ();
3302		4145
3303	warn "removing commands";	4146	trace "perl_reload: removing commands";
3304	%COMMAND = ();	4147	%COMMAND = ();
3305		4148
3306	warn "removing ext/exti commands";	4149	trace "perl_reload: removing ext/exti commands";
3307	%EXTCMD = ();	4150	%EXTCMD = ();
3308	%EXTICMD = ();	4151	%EXTICMD = ();
3309		4152
3310	warn "unloading/nuking all extensions";	4153	trace "perl_reload: unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	4154	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	4155	trace "... unloading $pkg";
3313		4156
3314	if (my $cb = $pkg->can ("unload")) {	4157	if (my $cb = $pkg->can ("unload")) {
3315	eval {	4158	eval {
3316	$cb->($pkg);	4159	$cb->($pkg);
3317	1	4160	1
3318	} or warn "$pkg unloaded, but with errors: $@";	4161	} or error "$pkg unloaded, but with errors: $@";
		4162	}
		4163
		4164	trace "... clearing $pkg";
		4165	clear_package $pkg;
3319	}	4166	}
3320		4167
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	4168	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	4169	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		4171
3329	warn "... unloading $k";	4172	trace "... unloading $k";
3330	delete $INC{$k};	4173	delete $INC{$k};
3331		4174
3332	$k =~ s/\.pm$//;	4175	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	4176	$k =~ s/\//::/g;
3334		4177
3335	if (my $cb = $k->can ("unload_module")) {	4178	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	4179	$cb->();
		4180	}
		4181
		4182	clear_package $k;
3337	}	4183	}
3338		4184
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	4185	trace "perl_reload: getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	4186	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		4188
3346	warn "unloading cf.pm \"a bit\"";	4189	trace "perl_reload: unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	4190	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	4191	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		4192
3350	# don't, removes xs symbols, too,	4193	# don't, removes xs symbols, too,
3351	# and global variables created in xs	4194	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	4195	#clear_package __PACKAGE__;
3353		4196
3354	warn "unload completed, starting to reload now";	4197	info "perl_reload: unload completed, starting to reload now";
3355		4198
3356	warn "reloading cf.pm";	4199	trace "perl_reload: reloading cf.pm";
3357	require cf;	4200	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4201	cf::_connect_to_perl_1;
3359		4202
3360	warn "loading config and database again";	4203	trace "perl_reload: loading config and database again";
3361	cf::reload_config;	4204	cf::reload_config;
3362		4205
3363	warn "loading extensions";	4206	trace "perl_reload: loading extensions";
3364	cf::load_extensions;	4207	cf::load_extensions;
3365		4208
		4209	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	4210	trace "perl_reload: reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	4211	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	4212	trace "perl_reload: reattaching attachments to maps";
3369	reattach $_ for values %MAP;	4213	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	4214	trace "perl_reload: reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	4215	reattach $_ for values %PLAYER;
		4216	}
3372		4217
3373	warn "leaving sync_job";	4218	cf::_post_init 1;
3374		4219
		4220	trace "perl_reload: leaving sync_job";
		4221
3375	1	4222	1
3376	} or do {	4223	} or do {
3377	warn $@;	4224	error $@;
3378	warn "error while reloading, exiting.";	4225	cf::cleanup "perl_reload: error, exiting.";
3379	exit 1;	4226	};
		4227
		4228	--$RELOAD;
3380	};	4229	}
3381		4230
3382	warn "reloaded";	4231	$t1 = AE::time - $t1;
		4232	info "perl_reload: completed in ${t1}s\n";
3383	};	4233	};
3384		4234
3385	our $RELOAD_WATCHER; # used only during reload	4235	our $RELOAD_WATCHER; # used only during reload
3386		4236
3387	sub reload_perl() {	4237	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4238	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4239	# coro crashes during coro_state_free->destroy here.
3390		4240
3391	$RELOAD_WATCHER ||= Event->timer (	4241	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4242	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4243
3394	data => WF_AUTOCANCEL,	4244	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4245	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4246	undef $RELOAD_WATCHER;
3398	},	4247	};
3399	);	4248	};
3400	}	4249	}
3401		4250
3402	register_command "reload" => sub {	4251	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4252	my ($who, $arg) = @_;
3404		4253
3405	if ($who->flag (FLAG_WIZ)) {	4254	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4255	$who->message ("reloading server.");
		4256	async {
		4257	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4258	reload_perl;
		4259	};
3408	}	4260	}
3409	};	4261	};
3410		4262
3411	unshift @INC, $LIBDIR;	4263	#############################################################################
3412		4264
3413	my $bug_warning = 0;	4265	my $bug_warning = 0;
3414		4266
3415	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;
3417
3418	sub wait_for_tick {	4267	sub wait_for_tick() {
3419	return unless $TICK_WATCHER->is_active;	4268	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3420	return if $Coro::current == $Coro::main;
3421		4269
3422	my $signal = new Coro::Signal;	4270	$WAIT_FOR_TICK->wait;
3423	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;
3425	}	4271	}
3426		4272
3427	sub wait_for_tick_begin {	4273	sub wait_for_tick_begin() {
3428	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3429	return if $Coro::current == $Coro::main;
3430		4275
3431	my $signal = new Coro::Signal;	4276	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4277	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4278	$signal->wait;
3434	}	4279	}
3435		4280
3436	my $min = 1e6;#d#	4281	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4282	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4283	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	4284	unless ++$bug_warning > 10;
3448	return;	4285	return;
3449	}	4286	}
3450		4287
3451	$NOW = $tick_start = Event::time;	4288	cf::one_tick; # one server iteration
3452		4289
3453	cf::server_tick; # one server iteration	4290	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3454		4291
3455	0 && sync_job {#d#	4292	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	4293	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	4294	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4295	$Coro::current->{desc} = "runtime saver";
3459	or die;	4296	write_runtime_sync
3460		4297	or error "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4298	};
		4299	}
3477		4300
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4301	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4302	$sig->send;
3494	}	4303	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4304	$WAIT_FOR_TICK->broadcast;
3496	$sig->send;
3497	}
3498		4305
3499	$NOW = Event::time;	4306	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4307	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4308
3510	_post_tick;	4309	if (0) {
3511		4310	if ($NEXT_TICK) {
3512		4311	my $jitter = $TICK_START - $NEXT_TICK;
		4312	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4313	debug "jitter $JITTER\n";#d#
		4314	}
3513	},	4315	}
3514	);	4316	}
3515		4317
3516	{	4318	{
3517	BDB::max_poll_time $TICK * 0.1;	4319	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4320	info "initialising database";
3519	reentrant => 0,	4321
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4322	BDB::min_parallel 16;
3527		4323	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4324	#$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4325
3543	unless ($DB_ENV) {	4326	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	4327	$DB_ENV = BDB::db_env_create;
		4328	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4329	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4330	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4331	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4332	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4333
3546	cf::sync_job {	4334	cf::sync_job {
3547	eval {	4335	eval {
3548	BDB::db_env_open	4336	BDB::db_env_open
3549	$DB_ENV,	4337	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4339	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4340	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4341	0666;
3554		4342
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4343	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4344	};
3560		4345
3561	cf::cleanup "db_env_open(db): $@" if $@;	4346	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4347	};
3563	}	4348	}
		4349
		4350	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4351	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4352	};
		4353	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4354	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4355	};
		4356	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4357	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4358	};
		4359
		4360	info "database initialised";
3564	}	4361	}
3565		4362
3566	{	4363	{
		4364	# configure IO::AIO
		4365
		4366	info "initialising aio";
3567	IO::AIO::min_parallel 8;	4367	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4368	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4369	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,	4370	info "aio initialised";
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4371	}
3580		4372
3581	my $_log_backtrace;	4373	our $_log_backtrace;
		4374	our $_log_backtrace_last;
3582		4375
3583	sub _log_backtrace {	4376	sub _log_backtrace {
3584	my ($msg, @addr) = @_;	4377	my ($msg, @addr) = @_;
3585		4378
3586	$msg =~ s/\n//;	4379	$msg =~ s/\n$//;
3587		4380
		4381	if ($_log_backtrace_last eq $msg) {
		4382	LOG llevInfo, "[ABT] $msg\n";
		4383	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3588	# limit the # of concurrent backtraces	4384	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4385	} elsif ($_log_backtrace < 2) {
		4386	$_log_backtrace_last = $msg;
3590	++$_log_backtrace;	4387	++$_log_backtrace;
		4388	my $perl_bt = Carp::longmess $msg;
3591	async {	4389	async {
		4390	$Coro::current->{desc} = "abt $msg";
		4391
3592	my @bt = fork_call {	4392	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4393	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4395	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	4396	or die "addr2line: $!";
…		…
3604	}	4404	}
3605		4405
3606	@funcs	4406	@funcs
3607	};	4407	};
3608		4408
3609	LOG llevInfo, "[ABT] $msg\n";	4409	LOG llevInfo, "[ABT] $perl_bt\n";
		4410	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4411	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4412	--$_log_backtrace;
3612	};	4413	};
3613	} else {	4414	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4416	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3616	}	4417	}
3617	}	4418	}
3618		4419
3619	# load additional modules	4420	# load additional modules
3620	use cf::pod;	4421	require "cf/$_.pm" for @EXTRA_MODULES;
		4422	cf::_connect_to_perl_2;
3621		4423
3622	END { cf::emergency_save }	4424	END { cf::emergency_save }
3623		4425
3624	1	4426	1
3625		4427

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