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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.351 by root, Sun Sep 2 00:57:38 2007 UTC vs.
Revision 1.595 by root, Fri Nov 9 16:27:55 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;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$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		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	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	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
81	our $NOW;	145	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		146
84	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	148	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	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
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	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
		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) {
…		…
595		905
596	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	907	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::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
…		…
2093		2523
2094	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2095		2525
2096	$self->unlink_save;	2526	$self->unlink_save;
2097		2527
2098	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2099	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2100	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2101	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2102	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2103		2533
…		…
2152		2582
2153	sub unique_maps() {	2583	sub unique_maps() {
2154	[	2584	[
2155	map {	2585	map {
2156	utf8::decode $_;	2586	utf8::decode $_;
2157	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2158	? normalise $_	2590	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2592	]
2162	}	2593	}
2163		2594
2164	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	}
2165		2626
2166	=back	2627	=back
2167		2628
2168	=head3 cf::object	2629	=head3 cf::object
2169		2630
…		…
2173		2634
2174	=over 4	2635	=over 4
2175		2636
2176	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2177		2638
2178	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.
2179		2641
2180	=cut	2642	=cut
2181		2643
2182	sub inv_recursive_;	2644	sub inv_recursive_;
2183	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2186		2648
2187	sub inv_recursive {	2649	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2189	}	2651	}
2190		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
2191	package cf;	2681	package cf;
2192		2682
2193	=back	2683	=back
2194		2684
2195	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2201	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>
2202	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
2203	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2204		2694
2205	=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	};
2206		2710
2207	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2712	# with dialog boxes.
2209	#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
2210	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2728
2225	} else {	2729	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2732	}
2229	}	2733	}
2230	}	2734	}
2231		2735
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2761
2258	=item $player_object->enter_link	2762	=item $player_object->enter_link
2259		2763
2260	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}>).
2261		2765
2262	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.
2263	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.
2264		2770
2265	Will never block.	2771	Will never block.
2266		2772
2267	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2268		2774
…		…
2288	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2289	my ($self) = @_;	2795	my ($self) = @_;
2290		2796
2291	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2292		2798
		2799	++$self->{_link_recursion};
		2800
2293	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2294		2802
2295	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2296	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2297		2805
2298	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2299	}	2807	}
2300		2808
2301	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2302	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2303		2811
…		…
2320	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2322		2830
2323	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2326		2834
2327	$map->load;	2835	$map->load;
2328	$map->load_neighbours;
2329		2836
2330	return unless $self->contr->active;	2837	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2838
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2335	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2336		2846
		2847	}
		2848
2337	=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)]])
2338		2850
2339	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
2340	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2341	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
2342	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
2343	be called at the end of this process.	2855	be called at the end of this process.
2344		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
2345	=cut	2860	=cut
2346		2861
2347	our $GOTOGEN;	2862	our $GOTOGEN;
2348		2863
2349	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2350	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2351		2866
		2867	if ($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
2352	# 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
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2875
2355	$self->enter_link;	2876	$self->enter_link;
2356		2877
2357	(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
2358	my $map = eval {	2900	my $map = eval {
2359	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2360		2902
2361	if ($map) {	2903	if ($map) {
2362	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2364	} else {	2906	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2908	}
2367		2909
2368	$map	2910	$map
2369	};	2911	};
2370		2912
…		…
2376	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2377	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2378	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2379	}	2921	}
2380		2922
2381	$done->() if $done;	2923	$done->($self) if $done;
2382	})->prio (1);	2924	})->prio (1);
2383	}	2925	}
2384		2926
2385	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2386		2928
…		…
2406	}	2948	}
2407		2949
2408	sub prepare_random_map {	2950	sub prepare_random_map {
2409	my ($exit) = @_;	2951	my ($exit) = @_;
2410		2952
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2955	# that depends on the exit object
2416		2956
2417	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2959	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2424	}	2966	}
2425		2967
2426	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2427		2969
2428	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2431		2973
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2976	undef $fh;
2435	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2436		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2439	}	2985	}
2440	}	2986	}
2441		2987
2442	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2444		2990
2445	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2446		2992
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2993	$self->enter_link;
2459		2994
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2995	(async {
2465	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2466	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
2467	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2468		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
2469	1;	3034	1
2470	}) {	3035	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "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. "
2473	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2475		3040
2476	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2477	$self->leave_link;	3042	$self->leave_link;
2478	}	3043	}
2479	})->prio (1);	3044	})->prio (1);
2480	}	3045	}
2481		3046
…		…
2493	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2495		3060
2496	utf8::encode $text;	3061	utf8::encode $text;
2497	$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);
2498	}	3088	}
2499		3089
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		3091
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2506		3096
2507	=cut	3097	=cut
2508		3098
		3099	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2510	"c/identify" => {	3107	"c/identify" => {
2511	id => "identify",	3108	id => "infobox",
2512	title => "Identify",	3109	title => "Identify",
2513	reply => undef,	3110	reply => undef,
2514	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2515	},	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" => $CHAT_CHANNEL,
2516	);	3211	);
2517		3212
2518	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2520		3215
2521	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2522		3218
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		3220
2525	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2527		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2528	if (ref $channel) {	3228	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	3232	$self->ext_msg (channel_info => $channel);
2533	}	3233	}
…		…
2535	$channel = $channel->{id};	3235	$channel = $channel->{id};
2536	}	3236	}
2537		3237
2538	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2539		3239
2540	if ($self->can_msg) {
2541	# default colour, mask it out	3240	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2544		3243
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3247	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		3248
2559	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2560
2561	utf8::encode $msg;
2562
2563	if (0 && $msg =~ /\[/) {
2564	# COMMAND/INFO
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}
2572	}	3250	}
2573		3251
2574	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2575		3253
2576	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2578	=cut	3256	=cut
2579		3257
2580	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2581	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2582		3260
2583	if ($self->extcmd == 2) {
2584	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2585	} elsif ($self->extcmd == 1) { # TODO: remove
2586	push @msg, msgtype => "event_$type";
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}
2589	}
2590
2591	=item $client->ext_reply ($msgid, @msg)
2592
2593	Sends an ext reply to the client.
2594
2595	=cut
2596
2597	sub cf::client::ext_reply($$@) {
2598	my ($self, $id, @msg) = @_;
2599
2600	if ($self->extcmd == 2) {
2601	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2602	} elsif ($self->extcmd == 1) {
2603	#TODO: version 1, remove
2604	unshift @msg, msgtype => "reply", msgid => $id;
2605	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2606	}
2607	}	3262	}
2608		3263
2609	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2610		3265
2611	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2666	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2667		3322
2668	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2669		3324
2670	if (ref $msg) {	3325	if (ref $msg) {
2671	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2672	"ARRAY" eq ref $msg
2673	? @$msg
2674	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2675		3327
2676	my @reply;
2677
2678	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}) {
2679	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2680	}	3346	}
2681
2682	$ns->ext_reply ($reply, @reply)
2683	if $reply;
2684
2685	} else {	3347	} else {
2686	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";
2687	}	3349	}
2688		3350
2689	cf::override;	3351	cf::override;
2690	},	3352	},
2691	);	3353	);
…		…
2711		3373
2712	$coro	3374	$coro
2713	}	3375	}
2714		3376
2715	cf::client->attach (	3377	cf::client->attach (
2716	on_destroy => sub {	3378	on_client_destroy => sub {
2717	my ($ns) = @_;	3379	my ($ns) = @_;
2718		3380
2719	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2720	},	3382	},
2721	);	3383	);
…		…
2737	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2738		3400
2739	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2740		3402
2741	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2742	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2743	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2744	sort time	3406	sort time
2745	));	3407	));
2746		3408
2747	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2749	=pod	3411	=pod
2750		3412
2751	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2752		3414
2753	cf::object	3415	cf::object
2754	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
2755	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2756		3419
2757	cf::object::player	3420	cf::object::player
2758	player	3421	player
2759		3422
2760	cf::player	3423	cf::player
…		…
2765		3428
2766	=cut	3429	=cut
2767		3430
2768	for (	3431	for (
2769	["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
2770	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2775	) {	3438	) {
2776	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2779	for @funs;	3441	for @funs;
2780	}	3442	}
2781		3443
…		…
2796		3458
2797	my $qcode = $code;	3459	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2800		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2801	local $_;	3466	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;
2803		3467
2804	my $eval =	3468	my $eval =
2805	"do {\n"	3469	"do {\n"
2806	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2807	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2808	. $code	3472	. $code
2809	. "\n}"	3473	. "\n}"
2810	;	3474	;
2811		3475
		3476	if ($CFG{safe_eval}) {
2812	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2813	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2814	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	}
2815		3485
2816	if ($@) {	3486	if ($@) {
2817	warn "$@";	3487	warn "$@",
2818	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2819	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2820	}	3490	}
2821		3491
2822	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2823	}	3493	}
2824		3494
…		…
2838	=cut	3508	=cut
2839		3509
2840	sub register_script_function {	3510	sub register_script_function {
2841	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2842		3512
2843	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2844	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2845	}	3515	}
2846		3516
2847	=back	3517	=back
2848		3518
2849	=cut	3519	=cut
2850		3520
2851	#############################################################################	3521	#############################################################################
2852	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
2853		3547
2854	sub load_facedata($) {	3548	sub load_facedata($) {
2855	my ($path) = @_;	3549	my ($path) = @_;
2856		3550
2857	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
2858	# for this (global event?)	3552	# for this (global event?)
2859	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2860		3554
2861	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2862		3556
2863	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2864		3558
2865	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2866	0 < aio_load $path, $facedata
2867	or die "$path: $!";
2868
2869	$facedata = Coro::Storable::thaw $facedata;
2870		3560
2871	$facedata->{version} == 2	3561	$facedata->{version} == 2
2872	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2873		3563
2874	# patch in the exptable
2875	$facedata->{resource}{"res/exp_table"} = {
2876	type => FT_RSRC,
2877	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2878	};
2879	cf::cede_to_tick;	3564	cf::cede_to_tick;
2880		3565
2881	{	3566	{
2882	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2883		3568
2884	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2886	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
2890		3579
2891	cf::cede_to_tick;	3580	cf::cede_to_tick;
2892	}	3581	}
2893		3582
2894	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2896	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2897	or next;	3587	or next;
		3588
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3592	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2903	}	3594	}
2904		3595
2905	cf::cede_to_tick;	3596	cf::cede_to_tick;
2906	}	3597	}
2907	}	3598	}
…		…
2916		3607
2917	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2918	}	3609	}
2919		3610
2920	{	3611	{
2921	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
2924		3613
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;
2930		3618
2931	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
2932	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2933		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2934	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
2935	name => $name,
2936	%{ $info->{meta} || {} },
2937	});
2938
2939	$data = pack "(w/a*)*", $meta, $info->{data};
2940	} else {	3623	} else {
2941	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
2942	}	3625	}
2943		3626
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3627	cf::cede_to_tick;
2948	}	3628	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3632
2969	1	3633	1
2970	}	3634	}
2971		3635
2972	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
2974		3638
2975	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
2977	}	3641	}
2978	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
2979		3666
2980	sub reload_regions {	3667	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3669	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3684	}
2998		3685
2999	sub reload_archetypes {	3686	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references	3689
3003	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
3004	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3005	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3006	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3007	}	3698	}
3008		3699
3009	sub reload_treasures {	3700	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3012	}	3703	}
3013		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3014	sub reload_resources {	3725	sub reload_resources {
3015	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3016		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3017	reload_regions;	3733	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3734	reload_treasures;
3022		3735
3023	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3737	}
3029		3738
3030	sub reload_config {	3739	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3032	or return;
3033		3741
3034	local $/;	3742	my $config = load_file "$CONFDIR/config";
3035	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3036		3745
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3038		3747
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3041		3750
3042	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3046	};	3755	};
3047	warn $@ if $@;	3756	warn $@ if $@;
3048	}	3757	}
3049	}	3758	}
3050		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3051	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
3052	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3801	(async {
3056	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3058	};	3805	};
3059		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3060	reload_config;	3821	reload_config;
3061	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3062	load_extensions;	3831	load_extensions;
3063		3832
3064	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3066	}	3850	}
3067		3851
3068	#############################################################################	3852	#############################################################################
3069	# initialisation and cleanup	3853	# initialisation and cleanup
3070		3854
3071	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3072	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3081	},
3082	);	3861	};
3083	}	3862	}
3084	}	3863	}
3085		3864
3086	sub write_runtime {	3865	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3088		3867
3089	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3091		3870
3092	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3872
3094	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3095		3874
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3097	or return;	3876	or return;
3098		3877
3099	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3112		3891
3113	close $fh	3892	close $fh
3114	or return;	3893	or return;
3115		3894
3116	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3896	and return;
3118		3897
3119	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3120		3899
3121	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
3122	}	3951	}
3123		3952
3124	sub emergency_save() {	3953	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3126		3955
3127	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3128		3962
3129	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3130	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3974	$pl->save;
3138	}	3975	}
3139	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3140		3977
3141	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3983	$map->valid or next;
3145	$map->save;	3984	$map->save;
3146	}	3985	}
3147	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3148		3987
3149	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3152	};	4016	};
3153		4017
3154	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3155	}	4019	}
3156		4020
3157	sub post_cleanup {	4021	sub post_cleanup {
3158	my ($make_core) = @_;	4022	my ($make_core) = @_;
3159		4023
		4024	IO::AIO::flush;
		4025
3160	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
3162	}	4056	}
3163		4057
3164	sub do_reload_perl() {	4058	sub do_reload_perl() {
3165	# can/must only be called in main	4059	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3167	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3168	return;	4062	return;
3169	}	4063	}
3170		4064
3171	warn "reloading...";	4065	return if $RELOAD++;
3172		4066
3173	warn "entering sync_job";	4067	my $t1 = AE::time;
3174		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3175	cf::sync_job {	4075	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark
3177	cf::emergency_save;	4076	#cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark
3179		4077
3180	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;
3182
3183	# if anything goes wrong in here, we should simply crash as we already saved
3184
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;
3196	warn "iterate...";
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();	4080	%EXT_CORO = ();
3204		4081
3205	warn "removing commands";	4082	trace "perl_reload: removing commands";
3206	%COMMAND = ();	4083	%COMMAND = ();
3207		4084
3208	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3209	%EXTCMD = ();	4086	%EXTCMD = ();
3210	%EXTICMD = ();	4087	%EXTICMD = ();
3211		4088
3212	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3215		4092
3216	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3217	eval {	4094	eval {
3218	$cb->($pkg);	4095	$cb->($pkg);
3219	1	4096	1
3220	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3221	}	4102	}
3222		4103
3223	warn "... nuking $pkg";
3224	Symbol::delete_package $pkg;
3225	}
3226
3227	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3228	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		4107
3231	warn "... unloading $k";	4108	trace "... unloading $k";
3232	delete $INC{$k};	4109	delete $INC{$k};
3233		4110
3234	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3236		4113
3237	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3238	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3239	}	4119	}
3240		4120
3241	Symbol::delete_package $k;
3242	}
3243
3244	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		4124
3248	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		4128
3252	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3253	# and global variables created in xs	4130	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3255		4132
3256	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3257		4134
3258	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3259	require cf;	4136	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3261		4138
3262	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3263	cf::reload_config;	4140	cf::reload_config;
3264		4141
3265	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3266	cf::load_extensions;	4143	cf::load_extensions;
3267		4144
		4145	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3271	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3274		4153
3275	warn "leaving sync_job";	4154	cf::_post_init 1;
3276		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3277	1	4158	1
3278	} or do {	4159	} or do {
3279	warn $@;	4160	error $@;
3280	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3281	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3282	};	4165	}
3283		4166
3284	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3285	};	4169	};
3286		4170
3287	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3288		4172
3289	sub reload_perl() {	4173	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3292		4176
3293	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	4179
3296	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	4181	do_reload_perl;
3299	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3300	},	4183	};
3301	);	4184	};
3302	}	4185	}
3303		4186
3304	register_command "reload" => sub {	4187	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3306		4189
3307	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	4194	reload_perl;
		4195	};
3310	}	4196	}
3311	};	4197	};
3312		4198
3313	unshift @INC, $LIBDIR;	4199	#############################################################################
3314		4200
3315	my $bug_warning = 0;	4201	my $bug_warning = 0;
3316		4202
3317	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;
3319
3320	sub wait_for_tick {	4203	sub wait_for_tick() {
3321	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3322	return if $Coro::current == $Coro::main;
3323		4205
3324	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3325	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;
3327	}	4207	}
3328		4208
3329	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3330	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3331	return if $Coro::current == $Coro::main;
3332		4211
3333	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	4214	$signal->wait;
3336	}	4215	}
3337		4216
3338	my $min = 1e6;#d#	4217	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3350	return;	4221	return;
3351	}	4222	}
3352		4223
3353	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3354		4225
3355	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3356		4227
3357	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3359	my $t = Event::time;	4230	Coro::async_pool {
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3361	or die;	4232	write_runtime_sync
3362		4233	or error "ERROR: unable to write runtime file: $!";
3363	$map->width (50);
3364	$map->height (50);
3365	$map->alloc;
3366	$map->_load_objects ("/tmp/x.map", 1);
3367	my $t = Event::time - $t;
3368
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	4234	};
		4235	}
3379		4236
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	4238	$sig->send;
3396	}	4239	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3398	$sig->send;
3399	}
3400		4241
3401	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		4244
3412	_post_tick;	4245	if (0) {
3413		4246	if ($NEXT_TICK) {
3414		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3415	},	4251	}
3416	);	4252	}
3417		4253
3418	{	4254	{
3419	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3421	reentrant => 0,	4257
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3429		4259	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		4261
3445	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
		4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		4269
3448	cf::sync_job {	4270	cf::sync_job {
3449	eval {	4271	eval {
3450	BDB::db_env_open	4272	BDB::db_env_open
3451	$DB_ENV,	4273	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4275	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	4277	0666;
3456		4278
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	4280	};
3462		4281
3463	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	4283	};
3465	}	4284	}
		4285
		4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4288	};
		4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4291	};
		4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4294	};
		4295
		4296	info "database initialised";
3466	}	4297	}
3467		4298
3468	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3469	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,	4306	info "aio initialised";
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	4307	}
3482		4308
3483	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3484		4311
3485	sub _log_backtrace {	4312	sub _log_backtrace {
3486	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3487		4314
3488	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3489		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3490	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3492	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3493	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3494	my @bt = fork_call {	4328	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4331	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3506	}	4340	}
3507		4341
3508	@funcs	4342	@funcs
3509	};	4343	};
3510		4344
3511	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	4348	--$_log_backtrace;
3514	};	4349	};
3515	} else {	4350	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3518	}	4353	}
3519	}	4354	}
3520		4355
3521	# load additional modules	4356	# load additional modules
3522	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3523		4359
3524	END { cf::emergency_save }	4360	END { cf::emergency_save }
3525		4361
3526	1	4362	1
3527		4363

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