ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.348 by root, Thu Aug 30 08:34:40 2007 UTC vs.
Revision 1.600 by root, Sun Nov 11 04:31:57 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		145
84	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
172		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	282	that call.
178		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		307
192	utf8::encode $msg;
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$Event::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
277	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290		537
291	sub lock_wait($) {	538	sub lock_wait($) {
292	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	540	}
300		541
301	sub lock_acquire($) {	542	sub lock_acquire($) {
302	my ($key) = @_;	543	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	544	}
314		545
315	sub lock_active($) {	546	sub lock_active($) {
316	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	548	}
320		549
321	sub freeze_mainloop {	550	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
323		552
324	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	554	}
326	};	555
327	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
328	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
329	}	569	}
330		570
331	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
332		572
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
336		580
337	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
339		583
340	Useful for short background jobs.	584	Useful for short background jobs.
341		585
342	=cut	586	=cut
343		587
344	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
346		591
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
349	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
350		598
351	while () {	599	while () {
352	next_job:	600	next_job:
		601
353	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	603
355	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	608	$job->[2]->send;
359	Coro::cede;	609	Coro::cede;
360	goto next_job;	610	goto next_job;
361	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	613	}
363	}	614	}
364		615
365	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	619	} else {
		620	$busy = 0;
370	Coro::schedule;	621	Coro::schedule;
371	}	622	}
372	}	623	}
373	};	624	};
374		625
375	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
376	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
377		630
378	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
379	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
380		634
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
394		648
395	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
396		650
397	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
398		652
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	656	acceptable.
403		657
404	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	663	=cut
410		664
411	sub sync_job(&) {	665	sub sync_job(&) {
412	my ($job) = @_;	666	my ($job) = @_;
413		667
414	if ($Coro::current == $Coro::main) {	668	if (in_main) {
415	my $time = Event::time;	669	my $time = AE::time;
416		670
417	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
419		673
420	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	675
422	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
423		677
424	my $busy = 1;	678	my $busy = 1;
425	my @res;	679	my @res;
426		680
427	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	683	@res = eval { $job->() };
429	warn $@ if $@;	684	error $@ if $@;
430	undef $busy;	685	undef $busy;
431	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
432		687
433	while ($busy) {	688	while ($busy) {
434	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
435	}	693	}
		694	}
436		695
437	$time = Event::time - $time;	696	my $time = AE::time - $time;
438		697
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
443		699
444	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
445	} else {	701	} else {
446	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
447		703
…		…
467	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
468		724
469	$coro	725	$coro
470	}	726	}
471		727
472	=item fork_call { }, $args	728	=item fork_call { }, @args
473		729
474	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
478		734
479	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
480		740
481	sub fork_call(&@) {	741	sub fork_call(&@) {
482	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
483		743
484	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
487		747
488	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
489	reset_signals;	749	cf::post_fork;
490	&$cb	750	&$cb
491	}, @args;	751	} @args;
492		752
493	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
494	}	792	}
495		793
496	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
497		795
498	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
501		799
502	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
505	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
506		829
507	our $DB;	830	our $DB;
508		831
509	sub db_init {	832	sub db_init {
510	unless ($DB) {	833	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	834	}
525		835
526	sub db_get($$) {	836	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
528		838
529	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
530	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
531		843
532	$! ? ()	844	$! ? ()
533	: $data	845	: $data
534	}
535	}	846	}
536		847
537	sub db_put($$$) {	848	sub db_put($$$) {
538	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		878
568	my @data;	879	my @data;
569	my $md5;	880	my $md5;
570		881
571	for (0 .. $#$src) {	882	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	884	}
575		885
576	# if processing is expensive, check	886	# if processing is expensive, check
577	# checksum first	887	# checksum first
578	if (1) {	888	if (1) {
…		…
591		901
592	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
593	}	903	}
594	}	904	}
595		905
596	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
597	my $data = $process->(\@data);	907	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
599		909
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		911
602	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
605		915
…		…
615		925
616	=cut	926	=cut
617		927
618	sub datalog($@) {	928	sub datalog($@) {
619	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	931	}
622		932
623	=back	933	=back
624		934
625	=cut	935	=cut
626		936
627	#############################################################################	937	#############################################################################
628		938
629	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
630		940
631	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
634		944
635	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	947	Deliantra).
638		948
639	=over 4	949	=over 4
640		950
641	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
642		952
…		…
686	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
687		997
688	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
690		1000
691	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
693		1003
694	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
695		1005
696	=over 4	1006	=over 4
…		…
820		1130
821	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1133
824	} elsif (ref $type) {	1134	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
826		1136
827	} else {	1137	} else {
828	shift @arg;	1138	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
830	}	1140	}
831	}	1141	}
832	}	1142	}
833		1143
834	sub _object_attach {	1144	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
845	}	1155	}
846		1156
847	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
848	} else {	1158	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1160	}
851		1161
852	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
853	}	1163	}
854		1164
…		…
913		1223
914	for (@$callbacks) {	1224	for (@$callbacks) {
915	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
916		1226
917	if ($@) {	1227	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1229	override;
921	}	1230	}
922		1231
923	return 1 if $override;	1232	return 1 if $override;
924	}	1233	}
925		1234
926	0	1235	0
927	}	1236	}
928		1237
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1239
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1241
933	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
934		1243
…		…
940		1249
941	=cut	1250	=cut
942		1251
943	#############################################################################	1252	#############################################################################
944	# object support	1253	# object support
945	#
946		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
947	sub _can_merge {	1288	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
949		1290
950	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1292
954	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
955	}	1295	}
956		1296
957	sub reattach {	1297	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1299	my ($obj) = @_;
960		1300
		1301	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1303
963	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
964		1305
965	@$registry = ();	1306	@$registry = ();
966		1307
…		…
971	for (@$attach) {	1312	for (@$attach) {
972	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
974	}	1315	}
975	} else {	1316	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1318	}
978	}	1319	}
979	}	1320	}
980		1321
981	cf::attachable->attach (	1322	cf::attachable->attach (
982	prio => -1000000,	1323	prio => -1000000,
983	on_instantiate => sub {	1324	on_instantiate => sub {
984	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
985		1326
986	$data = from_json $data;	1327	$data = decode_json $data;
987		1328
988	for (@$data) {	1329	for (@$data) {
989	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
990		1331
991	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1348	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1009		1350
1010	sync_job {	1351	sync_job {
1011	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1014		1357
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1019	close $fh;	1365	aio_close $fh;
1020		1366
1021	if (@$objs) {	1367	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1027	close $fh;	1376	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1378	}
1030	} else {	1379	} else {
1031	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1032	}	1381	}
1033		1382
1034	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1387	} else {
1036	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1037	}	1389	}
1038	} else {	1390	} else {
1039	aio_unlink $filename;	1391	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1041	}	1393	}
1042	}	1394	};
1043	}	1395	}
1044		1396
1045	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1047		1399
…		…
1059	or return;	1411	or return;
1060		1412
1061	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1415	or return;
		1416
1064	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1065	}	1419	}
1066		1420
		1421	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1069	return ($data, $av);	1426	($data, $av)
1070	}	1427	}
1071		1428
1072	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1073		1430
1074	=over 4	1431	=over 4
…		…
1076	=cut	1433	=cut
1077		1434
1078	#############################################################################	1435	#############################################################################
1079	# command handling &c	1436	# command handling &c
1080		1437
1081	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1082		1439
1083	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1084	$name.	1441	$name.
1085		1442
1086	=cut	1443	=cut
…		…
1092	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1093		1450
1094	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1095	}	1452	}
1096		1453
1097	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1098		1455
1099	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1100	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1101	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1102	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1103	has logged in successfully.	1460	has logged in successfully.
1104		1461
1105	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1106	called.
1107		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1108	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1109		1470
1110	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1111	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1112	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1113	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1114	log-in.	1475	log-in.
1115		1476
1116	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1117	called.
1118		1478
1119	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1120		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1121	sub register_extcmd {	1486	sub register_extcmd($$) {
1122	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1123		1488
1124	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1125	}	1490	}
1126		1491
1127	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1128	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1129		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1130	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1131	}	1502	}
1132		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1133	cf::player->attach (	1512	cf::player->attach (
1134	on_command => sub {	1513	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1136		1515
1137	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1138	or return;	1517	or return;
1139		1518
…		…
1147	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1148		1527
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1529
1151	if (ref $msg) {	1530	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1532
1157	my @reply;
1158
1159	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1160	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1161	}	1551	}
1162		1552
1163	$pl->ext_reply ($reply, @reply)
1164	if $reply;
1165
1166	} else {	1553	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1555	}
1169		1556
1170	cf::override;	1557	cf::override;
1171	},	1558	},
1172	);	1559	);
1173		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1174	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1175	cf::sync_job {	1590	cf::sync_job {
1176	my %todo;	1591	my %todo;
1177		1592
1178	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1594	next unless -r $path;
…		…
1197		1612
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1615
1201	$ext{source} =	1616	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1204	. $source	1619	. $source
1205	. "\n};\n1";	1620	. "\n};\n1";
1206		1621
1207	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1208	}	1623	}
1209		1624
		1625	my $pass = 0;
1210	my %done;	1626	my %done;
1211	while (%todo) {	1627	while (%todo) {
1212	my $progress;	1628	my $progress;
1213		1629
		1630	++$pass;
		1631
		1632	ext:
1214	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1635	next ext
1217	unless exists $done{$_};	1636	unless exists $done{$_};
1218	}	1637	}
1219		1638
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1640
1222	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1227	warn $msg;	1657
1228	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1659	delete $todo{$k};
1230	}	1660	} else {
1231		1661	$done{$k} = delete $todo{$k};
1232	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1233	}	1667	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1668	}
1239		1669
1240	skip:	1670	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1243	}	1680	}
1244	};	1681	};
1245	}	1682	}
1246		1683
1247	#############################################################################	1684	#############################################################################
1248		1685
1249	=back	1686	=back
1250		1687
1251	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1252		1689
1253	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1254		1691
1255	=cut	1692	=cut
1256		1693
1257	package cf::player;	1694	package cf::player;
1258		1695
1259	use Coro::AIO;	1696	use Coro::AIO;
1260		1697
1261	=head3 cf::player	1698	=head3 cf::player
1262		1699
1263	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1264		1715
1265	=item cf::player::find $login	1716	=item cf::player::find $login
1266		1717
1267	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1268		1719
…		…
1287		1738
1288	sub exists($) {	1739	sub exists($) {
1289	my ($login) = @_;	1740	my ($login) = @_;
1290		1741
1291	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1293	}	1744	}
1294		1745
1295	sub find($) {	1746	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1748	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1759
1309	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1312	}	1769	}
1313	}	1770	}
1314	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1315		1785
1316	sub save($) {	1786	sub save($) {
1317	my ($pl) = @_;	1787	my ($pl) = @_;
1318		1788
1319	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1323		1793
1324	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1325		1795
1326	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1803
1329	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1805	cf::cede_to_tick;
1331	}	1806	}
1332		1807
…		…
1364	my ($pl) = @_;	1839	my ($pl) = @_;
1365		1840
1366	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1367		1842
1368	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1845
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1374	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1375		1854
1376	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1413	or return [];	1892	or return [];
1414		1893
1415	my @logins;	1894	my @logins;
1416		1895
1417	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1421		1906
1422	utf8::decode $login;	1907	utf8::decode $login;
1423	push @logins, $login;	1908	push @logins, $login;
1424	}	1909	}
1425		1910
1426	\@logins	1911	\@logins
1427	}	1912	}
1428		1913
1429	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1430		1917
1431	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1432	player. May block.	1919	player. May block.
1433		1920
1434	=cut	1921	=cut
…		…
1452	}	1939	}
1453		1940
1454	\@paths	1941	\@paths
1455	}	1942	}
1456		1943
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1945
1459	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506
1507	=item $player->ext_reply ($msgid, @msg)
1508
1509	Sends an ext reply to the player.
1510
1511	=cut
1512
1513	sub ext_reply($$@) {
1514	my ($self, $id, @msg) = @_;
1515
1516	$self->ns->ext_reply ($id, @msg)
1517	}
1518		1947
1519	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1520		1949
1521	Sends an ext event to the client.	1950	Sends an ext event to the client.
1522		1951
…		…
1542		1971
1543	=cut	1972	=cut
1544		1973
1545	sub find_by_path($) {	1974	sub find_by_path($) {
1546	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1547		1978
1548	my ($match, $specificity);	1979	my ($match, $specificity);
1549		1980
1550	for my $region (list) {	1981	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1579		2010
1580	sub generate_random_map {	2011	sub generate_random_map {
1581	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1583	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	2017	}
1597		2018
1598	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1599		2020
1600	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1605		2026
1606	sub register {	2027	sub register {
1607	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	2029	my $pkg = caller;
1609		2030
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		2032
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	2034	}
1615		2035
1616	# also paths starting with '/'	2036	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		2038
1619	sub thawer_merge {	2039	sub thawer_merge {
1620	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1621		2041
1622	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1627	}	2047	}
1628		2048
1629	sub normalise {	2049	sub normalise {
1630	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1631		2051
1632	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1633		2053
1634	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1635		2055
1636	# map plan:	2056	# map plan:
1637	#	2057	#
…		…
1652	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	2073	$path = "$base/$path";
1654	}	2074	}
1655		2075
1656	for ($path) {	2076	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1660	}	2079	}
1661		2080
1662	$path	2081	$path
…		…
1676	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1677	return $self;	2096	return $self;
1678	}	2097	}
1679	}	2098	}
1680		2099
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	2101	()
1683	}	2102	}
1684		2103
		2104	# may re-bless or do other evil things
1685	sub init {	2105	sub init {
1686	my ($self) = @_;	2106	my ($self) = @_;
1687		2107
1688	$self	2108	$self
1689	}	2109	}
…		…
1708		2128
1709	# the temporary/swap location	2129	# the temporary/swap location
1710	sub save_path {	2130	sub save_path {
1711	my ($self) = @_;	2131	my ($self) = @_;
1712		2132
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1715	}	2135	}
1716		2136
1717	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1718	sub uniq_path {	2138	sub uniq_path {
1719	my ($self) = @_;	2139	my ($self) = @_;
1720		2140
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2143	}
1733		2144
1734	sub decay_objects {	2145	sub decay_objects {
1735	my ($self) = @_;	2146	my ($self) = @_;
1736		2147
…		…
1749		2160
1750	sub load_header_from($) {	2161	sub load_header_from($) {
1751	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1752		2163
1753	utf8::encode $path;	2164	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2166	or return;
1759		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1760	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1761		2175
1762	1	2176	1
1763	}	2177	}
1764		2178
		2179	# used to laod the header of an original map
1765	sub load_header_orig {	2180	sub load_header_orig {
1766	my ($self) = @_;	2181	my ($self) = @_;
1767		2182
1768	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1769	}	2184	}
1770		2185
		2186	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2187	sub load_header_temp {
1772	my ($self) = @_;	2188	my ($self) = @_;
1773		2189
1774	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1775	}	2191	}
1776		2192
		2193	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2194	sub prepare_temp {
1778	my ($self) = @_;	2195	my ($self) = @_;
1779		2196
1780	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1782	# safety	2199	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2202	}
1786		2203
		2204	# called after loading the header from an original map
1787	sub prepare_orig {	2205	sub prepare_orig {
1788	my ($self) = @_;	2206	my ($self) = @_;
1789		2207
1790	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2233
1816	sub find;	2234	sub find;
1817	sub find {	2235	sub find {
1818	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1819		2237
		2238	cf::cede_to_tick;
		2239
1820	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1821		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2244
1824	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1827	or return;	2247	or return;
1828		2248
1829	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1830		2250
…		…
1832	or return;	2252	or return;
1833		2253
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1837	$map->reset;	2259	$map->reset;
1838	undef $guard;
1839	return find $path;	2260	return find $path;
1840	}	2261	}
1841		2262
1842	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1843	}	2264	}
1844	}	2265	}
1845		2266
1846	sub pre_load { }	2267	sub pre_load { }
1847	sub post_load { }	2268	#sub post_load { } # XS
1848		2269
1849	sub load {	2270	sub load {
1850	my ($self) = @_;	2271	my ($self) = @_;
1851		2272
1852	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1853		2274
1854	my $path = $self->{path};	2275	my $path = $self->{path};
1855		2276
1856	{	2277	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2279
		2280	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1861
1862	$self->in_memory (cf::MAP_LOADING);
1863		2282
1864	$self->alloc;	2283	$self->alloc;
1865		2284
1866	$self->pre_load;	2285	$self->pre_load;
1867	cf::cede_to_tick;	2286	cf::cede_to_tick;
1868		2287
1869	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1870	or return;	2292	or return;
1871		2293
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1873	if delete $self->{load_original};	2295	if delete $self->{load_original};
1874		2296
1875	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2298	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2301	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1880	}	2306	}
		2307
		2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
1881	}	2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1882		2315
1883	cf::cede_to_tick;	2316	cf::cede_to_tick;
1884	# now do the right thing for maps	2317	# now do the right thing for maps
1885	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2324	$self->decay_objects;
1892	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1893	$self->update_buttons;	2326	$self->update_buttons;
1894	cf::cede_to_tick;	2327	cf::cede_to_tick;
1895	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1896	cf::cede_to_tick;
1897	$self->activate;
1898	}	2329	}
1899		2330
1900	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1902
1903	$self->in_memory (cf::MAP_IN_MEMORY);
1904	}	2333	}
1905		2334
1906	$self->post_load;	2335	$self->post_load;
1907	}
1908		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2343	sub customise_for {
1910	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1911		2345
1912	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2347	if $self->per_player;
…		…
1916	# if $self->per_party;	2350	# if $self->per_party;
1917		2351
1918	$self	2352	$self
1919	}	2353	}
1920		2354
1921	# find and load all maps in the 3x3 area around a map
1922	sub load_neighbours {
1923	my ($map) = @_;
1924
1925	my @neigh; # diagonal neighbours
1926
1927	for (0 .. 3) {
1928	my $neigh = $map->tile_path ($_)
1929	or next;
1930	$neigh = find $neigh, $map
1931	or next;
1932	$neigh->load;
1933
1934	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}
1938
1939	for (grep defined $_->[0], @neigh) {
1940	my ($path, $origin) = @$_;
1941	my $neigh = find $path, $origin
1942	or next;
1943	$neigh->load;
1944	}
1945	}
1946
1947	sub find_sync {	2355	sub find_sync {
1948	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1949		2357
1950	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1951	}	2363	}
1952		2364
1953	sub do_load_sync {	2365	sub do_load_sync {
1954	my ($map) = @_;	2366	my ($map) = @_;
1955		2367
		2368	# it's a bug to call this from the main context
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
1958		2371
1959	cf::sync_job { $map->load };	2372	$map->load;
1960	}	2373	}
1961		2374
1962	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1964		2377
1965	sub find_async {	2378	sub find_async {
1966	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
1967		2380
1968	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1969		2382
1970	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1972	}	2385	}
1973		2386
1974	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
1975		2388
1976	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1977	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2394	if (my $map = find $k) {
1980	$map->load if $v;	2395	$map->load if $v;
1981	}	2396	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1989		2404
1990	()	2405	()
1991	}	2406	}
1992		2407
		2408	# common code, used by both ->save and ->swapout
1993	sub save {	2409	sub _save {
1994	my ($self) = @_;	2410	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2411
1998	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1999		2413
2000	return unless $self->dirty;	2414	return unless $self->dirty;
2001		2415
…		…
2007	return if $self->{deny_save};	2421	return if $self->{deny_save};
2008		2422
2009	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2010		2424
2011	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2013	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2014		2431
2015	if ($uniq) {	2432	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2435	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2437	}
2021	}	2438	}
2022		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2023	sub swap_out {	2448	sub swap_out {
2024	my ($self) = @_;	2449	my ($self) = @_;
2025		2450
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2031	return if $self->players;	2455	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
2035	$self->clear;	2466	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2467	}
2038		2468
2039	sub reset_at {	2469	sub reset_at {
2040	my ($self) = @_;	2470	my ($self) = @_;
2041		2471
…		…
2059		2489
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2491
2062	return if $self->players;	2492	return if $self->players;
2063		2493
2064	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2065		2495
2066	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2067		2497
2068	# need to save uniques path	2498	# need to save uniques path
2069	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2501
…		…
2073	if $uniq;	2503	if $uniq;
2074	}	2504	}
2075		2505
2076	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2077		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2510	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2511
2082	$self->unlink_save;	2512	$self->unlink_save;
2083	$self->destroy;	2513	$self->destroy;
2084	}	2514	}
2085		2515
2086	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2087		2517
2088	sub nuke {	2518	sub nuke {
2089	my ($self) = @_;	2519	my ($self) = @_;
2090		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2091	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2092		2525
2093	$self->unlink_save;	2526	$self->unlink_save;
2094		2527
2095	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2533
2101	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2102		2536
2103	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2104	}	2538	}
2105		2539
2106	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2148		2582
2149	sub unique_maps() {	2583	sub unique_maps() {
2150	[	2584	[
2151	map {	2585	map {
2152	utf8::decode $_;	2586	utf8::decode $_;
2153	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2154	? normalise $_	2590	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2592	]
2158	}	2593	}
2159		2594
2160	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2161		2626
2162	=back	2627	=back
2163		2628
2164	=head3 cf::object	2629	=head3 cf::object
2165		2630
…		…
2169		2634
2170	=over 4	2635	=over 4
2171		2636
2172	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2173		2638
2174	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2175		2641
2176	=cut	2642	=cut
2177		2643
2178	sub inv_recursive_;	2644	sub inv_recursive_;
2179	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2182		2648
2183	sub inv_recursive {	2649	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2185	}	2651	}
2186		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2187	package cf;	2681	package cf;
2188		2682
2189	=back	2683	=back
2190		2684
2191	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2200		2694
2201	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2202		2710
2203	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2712	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2728
2221	} else {	2729	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2732	}
2225	}	2733	}
2226	}	2734	}
2227		2735
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2761
2254	=item $player_object->enter_link	2762	=item $player_object->enter_link
2255		2763
2256	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2257		2765
2258	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2259	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2260		2770
2261	Will never block.	2771	Will never block.
2262		2772
2263	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2264		2774
…		…
2284	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2285	my ($self) = @_;	2795	my ($self) = @_;
2286		2796
2287	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2288		2798
		2799	++$self->{_link_recursion};
		2800
2289	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2290		2802
2291	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2292	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2293		2805
2294	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2295	}	2807	}
2296		2808
2297	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2298	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2299		2811
…		…
2316	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2318		2830
2319	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2322		2834
2323	$map->load;	2835	$map->load;
2324	$map->load_neighbours;
2325		2836
2326	return unless $self->contr->active;	2837	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2838
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2331	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2332		2846
		2847	}
		2848
2333	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2334		2850
2335	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2336	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2337	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2338	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2339	be called at the end of this process.	2855	be called at the end of this process.
2340		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2341	=cut	2860	=cut
2342		2861
2343	our $GOTOGEN;	2862	our $GOTOGEN;
2344		2863
2345	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2346	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2347		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2348	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2875
2351	$self->enter_link;	2876	$self->enter_link;
2352		2877
2353	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2354	my $map = eval {	2900	my $map = eval {
2355	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2356		2902
2357	if ($map) {	2903	if ($map) {
2358	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2360	} else {	2906	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2908	}
2363		2909
2364	$map	2910	$map
2365	};	2911	};
2366		2912
…		…
2372	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2373	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2374	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2375	}	2921	}
2376		2922
2377	$done->() if $done;	2923	$done->($self) if $done;
2378	})->prio (1);	2924	})->prio (1);
2379	}	2925	}
2380		2926
2381	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2382		2928
…		…
2402	}	2948	}
2403		2949
2404	sub prepare_random_map {	2950	sub prepare_random_map {
2405	my ($exit) = @_;	2951	my ($exit) = @_;
2406		2952
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2955	# that depends on the exit object
2412		2956
2413	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2959	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2420	}	2966	}
2421		2967
2422	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2423		2969
2424	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2427		2973
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2976	undef $fh;
2431	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2432		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2435	}	2985	}
2436	}	2986	}
2437		2987
2438	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2440		2990
2441	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2442		2992
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2993	$self->enter_link;
2455		2994
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2995	(async {
2461	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2462	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2463	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2464		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2465	1;	3034	1
2466	}) {	3035	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2469	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2471		3040
2472	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2473	$self->leave_link;	3042	$self->leave_link;
2474	}	3043	}
2475	})->prio (1);	3044	})->prio (1);
2476	}	3045	}
2477		3046
…		…
2489	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2490	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2491		3060
2492	utf8::encode $text;	3061	utf8::encode $text;
2493	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2494	}	3088	}
2495		3089
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		3091
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2502		3096
2503	=cut	3097	=cut
2504		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2505	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2507		3215
2508	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2509		3218
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2512	if (ref $channel) {	3228	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	3232	$self->ext_msg (channel_info => $channel);
2517	}	3233	}
…		…
2519	$channel = $channel->{id};	3235	$channel = $channel->{id};
2520	}	3236	}
2521		3237
2522	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2523		3239
2524	if ($self->can_msg) {
2525	# default colour, mask it out	3240	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2528		3243
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	3247	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		3248
2543	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	3250	}
2557		3251
2558	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2559		3253
2560	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2562	=cut	3256	=cut
2563		3257
2564	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2566		3260
2567	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}
2573	}
2574
2575	=item $client->ext_reply ($msgid, @msg)
2576
2577	Sends an ext reply to the client.
2578
2579	=cut
2580
2581	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;
2583
2584	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}
2591	}	3262	}
2592		3263
2593	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2594		3265
2595	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2650	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2651		3322
2652	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2653		3324
2654	if (ref $msg) {	3325	if (ref $msg) {
2655	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2656	"ARRAY" eq ref $msg
2657	? @$msg
2658	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2659		3327
2660	my @reply;
2661
2662	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2663	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2664	}	3346	}
2665
2666	$ns->ext_reply ($reply, @reply)
2667	if $reply;
2668
2669	} else {	3347	} else {
2670	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2671	}	3349	}
2672		3350
2673	cf::override;	3351	cf::override;
2674	},	3352	},
2675	);	3353	);
…		…
2695		3373
2696	$coro	3374	$coro
2697	}	3375	}
2698		3376
2699	cf::client->attach (	3377	cf::client->attach (
2700	on_destroy => sub {	3378	on_client_destroy => sub {
2701	my ($ns) = @_;	3379	my ($ns) = @_;
2702		3380
2703	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2704	},	3382	},
2705	);	3383	);
…		…
2721	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2722		3400
2723	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2724		3402
2725	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2728	sort time	3406	sort time
2729	));	3407	));
2730		3408
2731	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2733	=pod	3411	=pod
2734		3412
2735	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2736		3414
2737	cf::object	3415	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2740		3419
2741	cf::object::player	3420	cf::object::player
2742	player	3421	player
2743		3422
2744	cf::player	3423	cf::player
…		…
2749		3428
2750	=cut	3429	=cut
2751		3430
2752	for (	3431	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2759	) {	3438	) {
2760	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2763	for @funs;	3441	for @funs;
2764	}	3442	}
2765		3443
…		…
2780		3458
2781	my $qcode = $code;	3459	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2784		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2785	local $_;	3466	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3467
2788	my $eval =	3468	my $eval =
2789	"do {\n"	3469	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3472	. $code
2793	. "\n}"	3473	. "\n}"
2794	;	3474	;
2795		3475
		3476	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2799		3485
2800	if ($@) {	3486	if ($@) {
2801	warn "$@";	3487	warn "$@",
2802	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2803	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2804	}	3490	}
2805		3491
2806	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2807	}	3493	}
2808		3494
…		…
2822	=cut	3508	=cut
2823		3509
2824	sub register_script_function {	3510	sub register_script_function {
2825	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2826		3512
2827	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2829	}	3515	}
2830		3516
2831	=back	3517	=back
2832		3518
2833	=cut	3519	=cut
2834		3520
2835	#############################################################################	3521	#############################################################################
2836	# the server's init and main functions	3522	# the server's init and main functions
2837		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
2838	sub load_facedata($) {	3596	sub load_facedata($) {
2839	my ($path) = @_;	3597	my ($path) = @_;
2840		3598
2841	# HACK to clear player env face cache, we need some signal framework
2842	# for this (global event?)
2843	%ext::player_env::MUSIC_FACE_CACHE = ();
2844
2845	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2846		3600
2847	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
2848		3602
2849	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
2850	0 < aio_load $path, $facedata
2851	or die "$path: $!";
2852
2853	$facedata = Coro::Storable::thaw $facedata;
2854		3604
2855	$facedata->{version} == 2	3605	$facedata->{version} == 2
2856	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2857		3607
2858	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2859	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
2860	type => FT_RSRC,	3610
2861	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2862	};	3612
2863	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
2864		3616
2865	{	3617	{
2866	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
2867		3619
2868	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
2869	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
2870	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
2871	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
2872	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
2873	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
2874		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
2875	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
2876	}	3630	}
2877		3631
2878	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
2879	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
2880	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
2881	or next;	3636	or next;
		3637
2882	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
2883	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
2884	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2885	} else {	3641	} else {
2886	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
2887	}	3643	}
2888
2889	cf::cede_to_tick;
2890	}	3644	}
2891	}	3645	}
2892		3646
2893	{	3647	{
2894	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
2895		3649
2896	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
2897	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
2898	cf::cede_to_tick;
2899	}	3652	}
2900		3653
2901	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
2902	}	3655	}
2903		3656
2904	{	3657	{
2905	# TODO: for gcfclient pleasure, we should give resources
2906	# that gcfclient doesn't grok a >10000 face index.
2907	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
2908		3659
2909	my $soundconf = delete $res->{"res/sound.conf"};
2910
2911	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
		3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
2912	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2913	my $data;
2914		3664
2915	if ($info->{type} & 1) {	3665	cf::face::set_type $idx, $type;
2916	# prepend meta info	3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
2917		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2918	my $meta = $enc->encode ({	3668	$FACEHASH{$info->{hash}} = $idx;#d#
2919	name => $name,
2920	%{ $info->{meta} || {} },
2921	});
2922
2923	$data = pack "(w/a*)*", $meta, $info->{data};
2924	} else {	3669	} else {
2925	$data = $info->{data};	3670	# $RESOURCE{$name} = $info; # unused
2926	}	3671	}
2927
2928	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2929	cf::face::set_type $idx, $info->{type};
2930
2931	cf::cede_to_tick;
2932	}
2933
2934	if ($soundconf) {
2935	$soundconf = $enc->decode (delete $soundconf->{data});
2936
2937	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2938	my $sound = $soundconf->{compat}[$_]
2939	or next;
2940
2941	my $face = cf::face::find "sound/$sound->[1]";
2942	cf::sound::set $sound->[0] => $face;
2943	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2944	}	3672	}
2945
2946	while (my ($k, $v) = each %{$soundconf->{event}}) {
2947	my $face = cf::face::find "sound/$v";
2948	cf::sound::set $k => $face;
2949	}
2950	}
2951	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
		3684
		3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3686
		3687	aio_close $fh if $fh; # close old facedata
2952		3688
2953	1	3689	1
2954	}	3690	}
2955		3691
2956	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
…		…
2958		3694
2959	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
2960	$ns->fx_want ($k, $v);	3696	$ns->fx_want ($k, $v);
2961	}	3697	}
2962	};	3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
2963		3722
2964	sub reload_regions {	3723	sub reload_regions {
2965	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
2966	# for this (global event?)	3725	# for this (global event?)
2967	%ext::player_env::MUSIC_FACE_CACHE = ();	3726	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2974	if exists $_->{match};	3733	if exists $_->{match};
2975	}	3734	}
2976	}	3735	}
2977		3736
2978	sub reload_facedata {	3737	sub reload_facedata {
2979	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
2980	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
2981	}	3740	}
2982		3741
2983	sub reload_archetypes {	3742	sub reload_archetypes {
2984	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
2985	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
2986	#d# NEED to laod twice to resolve forward references	3745
2987	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
2988	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
2989	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2990	or die "unable to load archetypes\n";	3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
2991	}	3754	}
2992		3755
2993	sub reload_treasures {	3756	sub reload_treasures {
2994	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
2995	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
2996	}	3759	}
2997		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
2998	sub reload_resources {	3781	sub reload_resources {
2999	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3000		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3001	reload_regions;	3789	reload_regions;
3002	reload_facedata;
3003	#reload_archetypes;#d#
3004	reload_archetypes;
3005	reload_treasures;	3790	reload_treasures;
3006		3791
3007	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3008	}
3009
3010	sub init {
3011	reload_resources;
3012	}	3793	}
3013		3794
3014	sub reload_config {	3795	sub reload_config {
3015	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3016	or return;
3017		3797
3018	local $/;	3798	my $config = load_file "$CONFDIR/config";
3019	*CFG = YAML::Syck::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3020		3801
3021	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3022		3803
3023	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3024	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3025		3806
3026	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3030	};	3811	};
3031	warn $@ if $@;	3812	warn $@ if $@;
3032	}	3813	}
3033	}	3814	}
3034		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3035	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3036	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3037	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3038	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3039	(async {	3857	(async {
3040	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
3041	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3042	};	3861	};
3043		3862
		3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
3044	reload_config;	3877	reload_config;
3045	db_init;	3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
3046	load_extensions;	3887	load_extensions;
3047		3888
3048	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
3049	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3050	}	3906	}
3051		3907
3052	#############################################################################	3908	#############################################################################
3053	# initialisation and cleanup	3909	# initialisation and cleanup
3054		3910
3055	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3056	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
3057	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3058	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3059	reentrant => 0,
3060	data => WF_AUTOCANCEL,
3061	signal => $signal,
3062	prio => 0,
3063	cb => sub {
3064	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3065	},
3066	);	3917	};
3067	}	3918	}
3068	}	3919	}
3069		3920
3070	sub write_runtime {	3921	sub write_runtime_sync {
3071	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3072		3923
3073	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3074	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3075		3926
3076	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3077		3928
3078	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3079		3930
3080	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3081	or return;	3932	or return;
3082		3933
3083	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3084	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3085	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3095	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3096		3947
3097	close $fh	3948	close $fh
3098	or return;	3949	or return;
3099		3950
3100	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3101	and return;	3952	and return;
3102		3953
3103	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3104		3955
3105	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
3106	}	4007	}
3107		4008
3108	sub emergency_save() {	4009	sub emergency_save() {
3109	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3110		4011
3111	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3112		4018
3113	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3114	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3115	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3116	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3117	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3118	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3119	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3120	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3121	$pl->save;	4030	$pl->save;
3122	}	4031	}
3123	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3124		4033
3125	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3126	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3127	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3128	$map->valid or next;	4039	$map->valid or next;
3129	$map->save;	4040	$map->save;
3130	}	4041	}
3131	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3132		4043
3133	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3134	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3135	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3136	};	4072	};
3137		4073
3138	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3139	}	4075	}
3140		4076
3141	sub post_cleanup {	4077	sub post_cleanup {
3142	my ($make_core) = @_;	4078	my ($make_core) = @_;
3143		4079
		4080	IO::AIO::flush;
		4081
3144	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3145	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3146	}	4112	}
3147		4113
3148	sub do_reload_perl() {	4114	sub do_reload_perl() {
3149	# can/must only be called in main	4115	# can/must only be called in main
3150	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3151	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3152	return;	4118	return;
3153	}	4119	}
3154		4120
3155	warn "reloading...";	4121	return if $RELOAD++;
3156		4122
3157	warn "entering sync_job";	4123	my $t1 = AE::time;
3158		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3159	cf::sync_job {	4131	cf::sync_job {
3160	cf::write_runtime; # external watchdog should not bark
3161	cf::emergency_save;	4132	#cf::emergency_save;
3162	cf::write_runtime; # external watchdog should not bark
3163		4133
3164	warn "syncing database to disk";
3165	BDB::db_env_txn_checkpoint $DB_ENV;
3166
3167	# if anything goes wrong in here, we should simply crash as we already saved
3168
3169	warn "cancelling all WF_AUTOCANCEL watchers";
3170	for (Event::all_watchers) {
3171	$_->cancel if $_->data & WF_AUTOCANCEL;
3172	}
3173
3174	warn "flushing outstanding aio requests";
3175	for (;;) {
3176	BDB::flush;
3177	IO::AIO::flush;
3178	Coro::cede;
3179	last unless IO::AIO::nreqs || BDB::nreqs;
3180	warn "iterate...";
3181	}
3182
3183	++$RELOAD;
3184
3185	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3186	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3187	%EXT_CORO = ();	4136	%EXT_CORO = ();
3188		4137
3189	warn "removing commands";	4138	trace "perl_reload: removing commands";
3190	%COMMAND = ();	4139	%COMMAND = ();
3191		4140
3192	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3193	%EXTCMD = ();	4142	%EXTCMD = ();
3194	%EXTICMD = ();	4143	%EXTICMD = ();
3195		4144
3196	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3197	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3198	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3199		4148
3200	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3201	eval {	4150	eval {
3202	$cb->($pkg);	4151	$cb->($pkg);
3203	1	4152	1
3204	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3205	}	4158	}
3206		4159
3207	warn "... nuking $pkg";
3208	Symbol::delete_package $pkg;
3209	}
3210
3211	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3212	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3213	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3214		4163
3215	warn "... unloading $k";	4164	trace "... unloading $k";
3216	delete $INC{$k};	4165	delete $INC{$k};
3217		4166
3218	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3219	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3220		4169
3221	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3222	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3223	}	4175	}
3224		4176
3225	Symbol::delete_package $k;
3226	}
3227
3228	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3229	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3230	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3231		4180
3232	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3233	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3234	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3235		4184
3236	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3237	# and global variables created in xs	4186	# and global variables created in xs
3238	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3239		4188
3240	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3241		4190
3242	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3243	require cf;	4192	require cf;
3244	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3245		4194
3246	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3247	cf::reload_config;	4196	cf::reload_config;
3248		4197
3249	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3250	cf::load_extensions;	4199	cf::load_extensions;
3251		4200
		4201	if ($REATTACH_ON_RELOAD) {
3252	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3253	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3254	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3255	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3256	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3257	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3258		4209
3259	warn "leaving sync_job";	4210	cf::_post_init 1;
3260		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3261	1	4214	1
3262	} or do {	4215	} or do {
3263	warn $@;	4216	error $@;
3264	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3265	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3266	};	4221	}
3267		4222
3268	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3269	};	4225	};
3270		4226
3271	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3272		4228
3273	sub reload_perl() {	4229	sub reload_perl() {
3274	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3275	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3276		4232
3277	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3278	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3279	after => 0,	4235
3280	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3281	cb => sub {
3282	do_reload_perl;	4237	do_reload_perl;
3283	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3284	},	4239	};
3285	);	4240	};
3286	}	4241	}
3287		4242
3288	register_command "reload" => sub {	4243	register_command "reload" => sub {
3289	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3290		4245
3291	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3292	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3293	async { reload_perl };	4250	reload_perl;
		4251	};
3294	}	4252	}
3295	};	4253	};
3296		4254
3297	unshift @INC, $LIBDIR;	4255	#############################################################################
3298		4256
3299	my $bug_warning = 0;	4257	my $bug_warning = 0;
3300		4258
3301	our @WAIT_FOR_TICK;
3302	our @WAIT_FOR_TICK_BEGIN;
3303
3304	sub wait_for_tick {	4259	sub wait_for_tick() {
3305	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3306	return if $Coro::current == $Coro::main;
3307		4261
3308	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3309	push @WAIT_FOR_TICK, $signal;
3310	$signal->wait;
3311	}	4263	}
3312		4264
3313	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3314	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3315	return if $Coro::current == $Coro::main;
3316		4267
3317	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3318	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3319	$signal->wait;	4270	$signal->wait;
3320	}	4271	}
3321		4272
3322	my $min = 1e6;#d#	4273	sub tick {
3323	my $avg = 10;
3324	$TICK_WATCHER = Event->timer (
3325	reentrant => 0,
3326	parked => 1,
3327	prio => 0,
3328	at => $NEXT_TICK || $TICK,
3329	data => WF_AUTOCANCEL,
3330	cb => sub {
3331	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3332	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3333	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3334	return;	4277	return;
3335	}	4278	}
3336		4279
3337	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3338		4281
3339	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3340		4283
3341	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	my $t = Event::time;	4286	Coro::async_pool {
3344	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3345	or die;	4288	write_runtime_sync
3346		4289	or error "ERROR: unable to write runtime file: $!";
3347	$map->width (50);
3348	$map->height (50);
3349	$map->alloc;
3350	$map->_load_objects ("/tmp/x.map", 1);
3351	my $t = Event::time - $t;
3352
3353	#next unless $t < 0.0013;#d#
3354	if ($t < $min) {
3355	$min = $t;
3356	}
3357	$avg = $avg * 0.99 + $t * 0.01;
3358	}
3359	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3360	exit 0;
3361	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3362	};	4290	};
		4291	}
3363		4292
3364	$RUNTIME += $TICK;
3365	$NEXT_TICK += $TICK;
3366
3367	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3368	$NEXT_RUNTIME_WRITE = $NOW + 10;
3369	Coro::async_pool {
3370	write_runtime
3371	or warn "ERROR: unable to write runtime file: $!";
3372	};
3373	}
3374
3375	# my $AFTER = Event::time;
3376	# warn $AFTER - $NOW;#d#
3377
3378	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3379	$sig->send;	4294	$sig->send;
3380	}	4295	}
3381	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3382	$sig->send;
3383	}
3384		4297
3385	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3386
3387	# if we are delayed by four ticks or more, skip them all
3388	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3389
3390	$TICK_WATCHER->at ($NEXT_TICK);
3391	$TICK_WATCHER->start;
3392
3393	$LOAD = ($NOW - $tick_start) / $TICK;
3394	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3395		4300
3396	_post_tick;	4301	if (0) {
3397		4302	if ($NEXT_TICK) {
3398		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3399	},	4307	}
3400	);	4308	}
3401		4309
3402	{	4310	{
3403	BDB::max_poll_time $TICK * 0.1;	4311	# configure BDB
3404	$BDB_POLL_WATCHER = Event->io (	4312	info "initialising database";
3405	reentrant => 0,	4313
3406	fd => BDB::poll_fileno,
3407	poll => 'r',
3408	prio => 0,
3409	data => WF_AUTOCANCEL,
3410	cb => \&BDB::poll_cb,
3411	);
3412	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3413		4315	BDB::max_poll_reqs $TICK * 0.1;
3414	BDB::set_sync_prepare {	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3415	my $status;
3416	my $current = $Coro::current;
3417	(
3418	sub {
3419	$status = $!;
3420	$current->ready; undef $current;
3421	},
3422	sub {
3423	Coro::schedule while defined $current;
3424	$! = $status;
3425	},
3426	)
3427	};
3428		4317
3429	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3430	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
		4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3431		4325
3432	cf::sync_job {	4326	cf::sync_job {
3433	eval {	4327	eval {
3434	BDB::db_env_open	4328	BDB::db_env_open
3435	$DB_ENV,	4329	$DB_ENV,
…		…
3437	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3438	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3439	0666;	4333	0666;
3440		4334
3441	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3442
3443	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3444	$DB_ENV->set_lk_detect;
3445	};	4336	};
3446		4337
3447	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3448	};	4339	};
3449	}	4340	}
		4341
		4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4344	};
		4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4347	};
		4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4350	};
		4351
		4352	info "database initialised";
3450	}	4353	}
3451		4354
3452	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3453	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3454
3455	undef $Coro::AIO::WATCHER;
3456	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3457	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3458	reentrant => 0,	4362	info "aio initialised";
3459	data => WF_AUTOCANCEL,
3460	fd => IO::AIO::poll_fileno,
3461	poll => 'r',
3462	prio => 6,
3463	cb => \&IO::AIO::poll_cb,
3464	);
3465	}	4363	}
3466		4364
3467	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3468		4367
3469	sub _log_backtrace {	4368	sub _log_backtrace {
3470	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3471		4370
3472	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3473		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3474	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3475	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3476	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3477	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3478	my @bt = fork_call {	4384	my @bt = fork_call {
3479	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3480	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3481	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4387	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3482	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3490	}	4396	}
3491		4397
3492	@funcs	4398	@funcs
3493	};	4399	};
3494		4400
3495	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3496	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3497	--$_log_backtrace;	4404	--$_log_backtrace;
3498	};	4405	};
3499	} else {	4406	} else {
3500	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3501	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3502	}	4409	}
3503	}	4410	}
3504		4411
3505	# load additional modules	4412	# load additional modules
3506	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3507		4415
3508	END { cf::emergency_save }	4416	END { cf::emergency_save }
3509		4417
3510	1	4418	1
3511		4419

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines