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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 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 1.4 ();	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
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
277	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
279		529
280	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
281		531
282	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.
283		533
284	=cut	534	=cut
285		535
286	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
287		537
288	sub lock_wait($) {	538	sub lock_wait($) {
289	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	540	}
297		541
298	sub lock_acquire($) {	542	sub lock_acquire($) {
299	my ($key) = @_;	543	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	544	}
311		545
312	sub lock_active($) {	546	sub lock_active($) {
313	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	548	}
317		549
318	sub freeze_mainloop {	550	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
320		552
321	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	554	}
323	};	555
324	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
325	$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
326	}	569	}
327		570
328	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
329		572
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	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
332	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.
333		580
334	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
335	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
336		583
337	Useful for short background jobs.	584	Useful for short background jobs.
338		585
339	=cut	586	=cut
340		587
341	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
343		591
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
346	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
347		598
348	while () {	599	while () {
349	next_job:	600	next_job:
		601
350	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	603
352	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	608	$job->[2]->send;
356	Coro::cede;	609	Coro::cede;
357	goto next_job;	610	goto next_job;
358	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	613	}
360	}	614	}
361		615
362	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
363	# 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
364	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	619	} else {
		620	$busy = 0;
367	Coro::schedule;	621	Coro::schedule;
368	}	622	}
369	}	623	}
370	};	624	};
371		625
372	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
373	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
374		630
375	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
376	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
377		634
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
391		648
392	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
393		650
394	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
395		652
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	656	acceptable.
400		657
401	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
402	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
…		…
406	=cut	663	=cut
407		664
408	sub sync_job(&) {	665	sub sync_job(&) {
409	my ($job) = @_;	666	my ($job) = @_;
410		667
411	if ($Coro::current == $Coro::main) {	668	if (in_main) {
412	my $time = Event::time;	669	my $time = AE::time;
413		670
414	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
416		673
417	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	675
419	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
420		677
421	my $busy = 1;	678	my $busy = 1;
422	my @res;	679	my @res;
423		680
424	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	683	@res = eval { $job->() };
426	warn $@ if $@;	684	error $@ if $@;
427	undef $busy;	685	undef $busy;
428	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
429		687
430	while ($busy) {	688	while ($busy) {
431	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
432	}	693	}
		694	}
433		695
434	$time = Event::time - $time;	696	my $time = AE::time - $time;
435		697
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
440		699
441	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
442	} else {	701	} else {
443	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
444		703
…		…
464	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
465		724
466	$coro	725	$coro
467	}	726	}
468		727
469	=item fork_call { }, $args	728	=item fork_call { }, @args
470		729
471	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
472	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
475		734
476	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
477		740
478	sub fork_call(&@) {	741	sub fork_call(&@) {
479	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
480		743
481	# 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,
482	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
484		747
485	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
486	reset_signals;	749	cf::post_fork;
487	&$cb	750	&$cb
488	}, @args;	751	} @args;
489		752
490	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
491	}	792	}
492		793
493	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
494		795
495	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
498		799
499	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
500	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).
501		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
502	=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	}
503		829
504	our $DB;	830	our $DB;
505		831
506	sub db_init {	832	sub db_init {
507	unless ($DB) {	833	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	834	}
522		835
523	sub db_get($$) {	836	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
525		838
526	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
527	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
528		843
529	$! ? ()	844	$! ? ()
530	: $data	845	: $data
531	}
532	}	846	}
533		847
534	sub db_put($$$) {	848	sub db_put($$$) {
535	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		878
565	my @data;	879	my @data;
566	my $md5;	880	my $md5;
567		881
568	for (0 .. $#$src) {	882	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	884	}
572		885
573	# if processing is expensive, check	886	# if processing is expensive, check
574	# checksum first	887	# checksum first
575	if (1) {	888	if (1) {
576	$md5 =	889	$md5 =
577	join "\x00",	890	join "\x00",
578	$processversion,	891	$processversion,
579	map {	892	map {
580	Coro::cede;	893	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	895	} 0.. $#$src;
583		896
584		897
585	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		905
593	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	907	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
596		909
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		911
599	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
602		915
…		…
612		925
613	=cut	926	=cut
614		927
615	sub datalog($@) {	928	sub datalog($@) {
616	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	931	}
619		932
620	=back	933	=back
621		934
622	=cut	935	=cut
623		936
624	#############################################################################	937	#############################################################################
625		938
626	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
627		940
628	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
629	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")
630	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
631		944
632	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>
633	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
634	Crossfire TRT).	947	Deliantra).
635		948
636	=over 4	949	=over 4
637		950
638	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
639		952
…		…
683	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
684		997
685	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
686	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
687		1000
688	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		1003
691	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
692		1005
693	=over 4	1006	=over 4
…		…
817		1130
818	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1133
821	} elsif (ref $type) {	1134	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
823		1136
824	} else {	1137	} else {
825	shift @arg;	1138	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
827	}	1140	}
828	}	1141	}
829	}	1142	}
830		1143
831	sub _object_attach {	1144	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
842	}	1155	}
843		1156
844	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
845	} else {	1158	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1160	}
848		1161
849	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
850	}	1163	}
851		1164
…		…
910		1223
911	for (@$callbacks) {	1224	for (@$callbacks) {
912	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
913		1226
914	if ($@) {	1227	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1229	override;
918	}	1230	}
919		1231
920	return 1 if $override;	1232	return 1 if $override;
921	}	1233	}
922		1234
923	0	1235	0
924	}	1236	}
925		1237
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1239
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1241
930	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
931		1243
…		…
937		1249
938	=cut	1250	=cut
939		1251
940	#############################################################################	1252	#############################################################################
941	# object support	1253	# object support
942	#
943		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#
944	sub _can_merge {	1288	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
946		1290
947	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1292
951	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
952	}	1295	}
953		1296
954	sub reattach {	1297	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1299	my ($obj) = @_;
957		1300
		1301	# no longer needed after getting rid of delete_package?
958	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
959		1303
960	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
961		1305
962	@$registry = ();	1306	@$registry = ();
963		1307
…		…
968	for (@$attach) {	1312	for (@$attach) {
969	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
971	}	1315	}
972	} else {	1316	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1318	}
975	}	1319	}
976	}	1320	}
977		1321
978	cf::attachable->attach (	1322	cf::attachable->attach (
979	prio => -1000000,	1323	prio => -1000000,
980	on_instantiate => sub {	1324	on_instantiate => sub {
981	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
982		1326
983	$data = from_json $data;	1327	$data = decode_json $data;
984		1328
985	for (@$data) {	1329	for (@$data) {
986	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
987		1331
988	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1348	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1006		1350
1007	sync_job {	1351	sync_job {
1008	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1011		1357
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1365	aio_close $fh;
1017		1366
1018	if (@$objs) {	1367	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1376	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1378	}
1027	} else {	1379	} else {
1028	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1029	}	1381	}
1030		1382
1031	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1387	} else {
1033	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1034	}	1389	}
1035	} else {	1390	} else {
1036	aio_unlink $filename;	1391	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1038	}	1393	}
1039	}	1394	};
1040	}	1395	}
1041		1396
1042	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1044		1399
…		…
1056	or return;	1411	or return;
1057		1412
1058	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1415	or return;
		1416
1061	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1062	}	1419	}
1063		1420
		1421	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1066	return ($data, $av);	1426	($data, $av)
1067	}	1427	}
1068		1428
1069	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1070		1430
1071	=over 4	1431	=over 4
…		…
1073	=cut	1433	=cut
1074		1434
1075	#############################################################################	1435	#############################################################################
1076	# command handling &c	1436	# command handling &c
1077		1437
1078	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1079		1439
1080	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
1081	$name.	1441	$name.
1082		1442
1083	=cut	1443	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1090		1450
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1452	}
1093		1453
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1455
1096	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1097	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
1098	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
1099	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
1100	has logged in successfully.	1460	has logged in successfully.
1101		1461
1102	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1103	called.
1104		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
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1470
1107	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1108	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
1109	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
1110	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
1111	log-in.	1475	log-in.
1112		1476
1113	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1114	called.
1115		1478
1116	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		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
1118	sub register_extcmd {	1486	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1120		1488
1121	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1122	}	1490	}
1123		1491
1124	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1126		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1127	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1128	}	1502	}
1129		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1130	cf::player->attach (	1512	cf::player->attach (
1131	on_command => sub {	1513	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1133		1515
1134	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1135	or return;	1517	or return;
1136		1518
…		…
1144	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1145		1527
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1529
1148	if (ref $msg) {	1530	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1532
1154	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}) {
1155	my @reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
1156		1548
1157	$pl->ext_reply ($reply, @reply)	1549	$pl->ext_msg ("reply-$reply", @reply)
1158	if $reply;	1550	if $reply;
1159	}	1551	}
		1552
1160	} else {	1553	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1555	}
1163		1556
1164	cf::override;	1557	cf::override;
1165	},	1558	},
1166	);	1559	);
1167		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
1168	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1169	cf::sync_job {	1590	cf::sync_job {
1170	my %todo;	1591	my %todo;
1171		1592
1172	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1173	next unless -r $path;	1594	next unless -r $path;
…		…
1191		1612
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1615
1195	$ext{source} =	1616	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1197	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1198	. $source	1619	. $source
1199	. "\n};\n1";	1620	. "\n};\n1";
1200		1621
1201	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1202	}	1623	}
1203		1624
		1625	my $pass = 0;
1204	my %done;	1626	my %done;
1205	while (%todo) {	1627	while (%todo) {
1206	my $progress;	1628	my $progress;
1207		1629
		1630	++$pass;
		1631
		1632	ext:
1208	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1635	next ext
1211	unless exists $done{$_};	1636	unless exists $done{$_};
1212	}	1637	}
1213		1638
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1640
1216	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 $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1221	warn $msg;	1657
1222	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1659	delete $todo{$k};
1224	}	1660	} else {
1225		1661	$done{$k} = delete $todo{$k};
1226	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1227	}	1667	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1668	}
1233		1669
1234	skip:	1670	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	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	}
1237	}	1680	}
1238	};	1681	};
1239	}	1682	}
1240		1683
1241	#############################################################################	1684	#############################################################################
1242		1685
1243	=back	1686	=back
1244		1687
1245	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1246		1689
1247	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1248		1691
1249	=cut	1692	=cut
1250		1693
1251	package cf::player;	1694	package cf::player;
1252		1695
1253	use Coro::AIO;	1696	use Coro::AIO;
1254		1697
1255	=head3 cf::player	1698	=head3 cf::player
1256		1699
1257	=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	}
1258		1715
1259	=item cf::player::find $login	1716	=item cf::player::find $login
1260		1717
1261	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1262		1719
…		…
1281		1738
1282	sub exists($) {	1739	sub exists($) {
1283	my ($login) = @_;	1740	my ($login) = @_;
1284		1741
1285	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1287	}	1744	}
1288		1745
1289	sub find($) {	1746	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1748	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1759
1303	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1306	}	1769	}
1307	}	1770	}
1308	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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	);
1309		1785
1310	sub save($) {	1786	sub save($) {
1311	my ($pl) = @_;	1787	my ($pl) = @_;
1312		1788
1313	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1319		1795
1320	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1322		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];
		1803
1323	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1324	Coro::cede;	1805	cf::cede_to_tick;
1325	}	1806	}
1326		1807
1327	sub new($) {	1808	sub new($) {
1328	my ($login) = @_;	1809	my ($login) = @_;
1329		1810
…		…
1358	my ($pl) = @_;	1839	my ($pl) = @_;
1359		1840
1360	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1361		1842
1362	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1363	$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
1364		1845
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1366	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1368	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1369		1854
1370	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1372	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1407	or return [];	1892	or return [];
1408		1893
1409	my @logins;	1894	my @logins;
1410		1895
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1415		1906
1416	utf8::decode $login;	1907	utf8::decode $login;
1417	push @logins, $login;	1908	push @logins, $login;
1418	}	1909	}
1419		1910
1420	\@logins	1911	\@logins
1421	}	1912	}
1422		1913
1423	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1424		1917
1425	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1426	player. May block.	1919	player. May block.
1427		1920
1428	=cut	1921	=cut
…		…
1446	}	1939	}
1447		1940
1448	\@paths	1941	\@paths
1449	}	1942	}
1450		1943
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1945
1453	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500
1501	=item $player->ext_reply ($msgid, @msg)
1502
1503	Sends an ext reply to the player.
1504
1505	=cut
1506
1507	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;
1509
1510	if ($self->ns->extcmd == 2) {
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
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 $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1858		2279
		2280	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1860
1861	$self->in_memory (cf::MAP_LOADING);
1862		2282
1863	$self->alloc;	2283	$self->alloc;
1864		2284
1865	$self->pre_load;	2285	$self->pre_load;
1866	Coro::cede;	2286	cf::cede_to_tick;
1867		2287
1868	$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)
1869	or return;	2292	or return;
1870		2293
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1872	if delete $self->{load_original};	2295	if delete $self->{load_original};
1873		2296
1874	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2298	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2301	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1879	}	2306	}
1880	}
1881		2307
1882	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1883	# now do the right thing for maps	2317	# now do the right thing for maps
1884	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2320	unless $self->difficulty;
1887	Coro::cede;	2321	cf::cede_to_tick;
1888		2322
1889	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2324	$self->decay_objects;
1891	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1892	$self->update_buttons;	2326	$self->update_buttons;
1893	Coro::cede;	2327	cf::cede_to_tick;
1894	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1895	Coro::cede;
1896	$self->activate;
1897	}	2329	}
1898		2330
1899	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1901
1902	$self->in_memory (cf::MAP_IN_MEMORY);
1903	}	2333	}
1904		2334
1905	$self->post_load;	2335	$self->post_load;
1906	}
1907		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
1908	sub customise_for {	2343	sub customise_for {
1909	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1910		2345
1911	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1912	if $self->per_player;	2347	if $self->per_player;
…		…
1915	# if $self->per_party;	2350	# if $self->per_party;
1916		2351
1917	$self	2352	$self
1918	}	2353	}
1919		2354
1920	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {
1922	my ($map) = @_;
1923
1924	my @diag; # diagonal neighbours
1925
1926	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)
1928	or next;
1929	$neigh = find $neigh, $map
1930	or next;
1931	$neigh->load;
1932
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}
1936
1937	for (@diag) {
1938	my $neigh = find @$_
1939	or next;
1940	$neigh->load;
1941	}
1942	}
1943
1944	sub find_sync {	2355	sub find_sync {
1945	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1946		2357
1947	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
1948	}	2363	}
1949		2364
1950	sub do_load_sync {	2365	sub do_load_sync {
1951	my ($map) = @_;	2366	my ($map) = @_;
1952		2367
1953	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1954	}	2373	}
1955		2374
1956	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1958		2377
1959	sub find_async {	2378	sub find_async {
1960	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1961		2380
1962	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1963		2382
1964	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1966	}	2385	}
1967		2386
1968	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1969	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1970	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2394	if (my $map = find $k) {
1973	$map->load;	2395	$map->load if $v;
1974	}	2396	}
1975		2397
1976	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1977	}	2399	}
1978	}	2400	}
1979	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1980	};	2402	};
1981	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1982		2404
1983	()	2405	()
1984	}	2406	}
1985		2407
		2408	# common code, used by both ->save and ->swapout
1986	sub save {	2409	sub _save {
1987	my ($self) = @_;	2410	my ($self) = @_;
1988
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;
1990		2411
1991	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1992		2413
1993	return unless $self->dirty;	2414	return unless $self->dirty;
1994		2415
…		…
2000	return if $self->{deny_save};	2421	return if $self->{deny_save};
2001		2422
2002	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2003		2424
2004	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2006	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2007		2431
2008	if ($uniq) {	2432	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2435	} else {
2012	$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);
2013	}	2437	}
2014	}	2438	}
2015		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2016	sub swap_out {	2448	sub swap_out {
2017	my ($self) = @_;	2449	my ($self) = @_;
2018		2450
2019	# save first because save cedes
2020	$self->save;
2021
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2024	return if $self->players;	2455	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;
2026	return if $self->{deny_save};
2027		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
2028	$self->clear;	2466	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2467	}
2031		2468
2032	sub reset_at {	2469	sub reset_at {
2033	my ($self) = @_;	2470	my ($self) = @_;
2034		2471
…		…
2052		2489
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2491
2055	return if $self->players;	2492	return if $self->players;
2056		2493
2057	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2058		2495
2059	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2060		2497
2061	# need to save uniques path	2498	# need to save uniques path
2062	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2063	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2064		2501
…		…
2066	if $uniq;	2503	if $uniq;
2067	}	2504	}
2068		2505
2069	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2070		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2510	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2511
2075	$self->unlink_save;	2512	$self->unlink_save;
2076	$self->destroy;	2513	$self->destroy;
2077	}	2514	}
2078		2515
2079	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2080		2517
2081	sub nuke {	2518	sub nuke {
2082	my ($self) = @_;	2519	my ($self) = @_;
2083		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2084	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2085		2525
2086	$self->unlink_save;	2526	$self->unlink_save;
2087		2527
2088	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2089	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2533
2094	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2095		2536
2096	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2097	}	2538	}
2098		2539
2099	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2141		2582
2142	sub unique_maps() {	2583	sub unique_maps() {
2143	[	2584	[
2144	map {	2585	map {
2145	utf8::decode $_;	2586	utf8::decode $_;
2146	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2147	? normalise $_	2590	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2592	]
2151	}	2593	}
2152		2594
2153	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	}
2154		2626
2155	=back	2627	=back
2156		2628
2157	=head3 cf::object	2629	=head3 cf::object
2158		2630
…		…
2162		2634
2163	=over 4	2635	=over 4
2164		2636
2165	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2166		2638
2167	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.
2168		2641
2169	=cut	2642	=cut
2170		2643
2171	sub inv_recursive_;	2644	sub inv_recursive_;
2172	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2175		2648
2176	sub inv_recursive {	2649	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2178	}	2651	}
2179		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
2180	package cf;	2681	package cf;
2181		2682
2182	=back	2683	=back
2183		2684
2184	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2190	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>
2191	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
2192	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2193		2694
2194	=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	};
2195		2710
2196	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2712	# with dialog boxes.
2198	#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
2199	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2728
2214	} else {	2729	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2732	}
2218	}	2733	}
2219	}	2734	}
2220		2735
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2761
2247	=item $player_object->enter_link	2762	=item $player_object->enter_link
2248		2763
2249	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}>).
2250		2765
2251	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.
2252	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.
2253		2770
2254	Will never block.	2771	Will never block.
2255		2772
2256	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2257		2774
…		…
2277	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2278	my ($self) = @_;	2795	my ($self) = @_;
2279		2796
2280	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2281		2798
		2799	++$self->{_link_recursion};
		2800
2282	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2283		2802
2284	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2285	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2286		2805
2287	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2288	}	2807	}
2289		2808
2290	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2291	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2292		2811
…		…
2309	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2310	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2311		2830
2312	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2315		2834
2316	$map->load;	2835	$map->load;
2317	$map->load_diag;
2318		2836
2319	return unless $self->contr->active;	2837	return unless $self->contr->active;
2320	$self->activate_recursive;
2321		2838
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2324	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2325		2846
		2847	}
		2848
2326	=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)]])
2327		2850
2328	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
2329	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2330	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
2331	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
2332	be called at the end of this process.	2855	be called at the end of this process.
2333		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
2334	=cut	2860	=cut
2335		2861
2336	our $GOTOGEN;	2862	our $GOTOGEN;
2337		2863
2338	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2339	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2340		2866
		2867	if ($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
2341	# 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
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2875
2344	$self->enter_link;	2876	$self->enter_link;
2345		2877
2346	(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
2347	my $map = eval {	2900	my $map = eval {
2348	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2349		2902
2350	if ($map) {	2903	if ($map) {
2351	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2353	} else {	2906	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2908	}
2356		2909
2357	$map	2910	$map
2358	};	2911	};
2359		2912
…		…
2365	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2366	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2367	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2368	}	2921	}
2369		2922
2370	$done->() if $done;	2923	$done->($self) if $done;
2371	})->prio (1);	2924	})->prio (1);
2372	}	2925	}
2373		2926
2374	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2375		2928
…		…
2395	}	2948	}
2396		2949
2397	sub prepare_random_map {	2950	sub prepare_random_map {
2398	my ($exit) = @_;	2951	my ($exit) = @_;
2399		2952
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2955	# that depends on the exit object
2405		2956
2406	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2959	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2413	}	2966	}
2414		2967
2415	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2416		2969
2417	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2420		2973
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2976	undef $fh;
2424	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2425		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2428	}	2985	}
2429	}	2986	}
2430		2987
2431	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2433		2990
2434	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2435		2992
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2993	$self->enter_link;
2448		2994
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2995	(async {
2454	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2455	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
2456	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2457		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
2458	1;	3034	1
2459	}) {	3035	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "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. "
2462	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2464		3040
2465	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2466	$self->leave_link;	3042	$self->leave_link;
2467	}	3043	}
2468	})->prio (1);	3044	})->prio (1);
2469	}	3045	}
2470		3046
…		…
2482	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2483	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2484		3060
2485	utf8::encode $text;	3061	utf8::encode $text;
2486	$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);
2487	}	3088	}
2488		3089
2489	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2490		3091
2491	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2495		3096
2496	=cut	3097	=cut
2497		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2498	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2500		3215
2501	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2502		3218
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2505	if (ref $channel) {	3228	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	3232	$self->ext_msg (channel_info => $channel);
2510	}	3233	}
…		…
2512	$channel = $channel->{id};	3235	$channel = $channel->{id};
2513	}	3236	}
2514		3237
2515	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2516		3239
2517	if ($self->can_msg) {
2518	# default colour, mask it out	3240	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2521		3243
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2524	} else {	3247	);
2525	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {
2528	1 while
2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2534	}
2535		3248
2536	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2537
2538	utf8::encode $msg;
2539
2540	if (0 && $msg =~ /\[/) {
2541	# COMMAND/INFO
2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
2543	} else {
2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2545	$self->send_packet ("drawinfo $color $msg")
2546	}
2547	}
2548	}
2549	}	3250	}
2550		3251
2551	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2552		3253
2553	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2555	=cut	3256	=cut
2556		3257
2557	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2559		3260
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}
2568	}	3262	}
2569		3263
2570	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2571		3265
2572	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2627	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2628		3322
2629	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2630		3324
2631	if (ref $msg) {	3325	if (ref $msg) {
2632	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2633	"ARRAY" eq ref $msg
2634	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3327
2637	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}) {
2638	my @reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
2639		3343
2640	$ns->ext_reply ($reply, @reply)	3344	$ns->ext_msg ("reply-$reply", @reply)
2641	if $reply;	3345	if $reply;
2642	}	3346	}
2643	} else {	3347	} else {
2644	warn "client " . ($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";
2645	}	3349	}
2646		3350
2647	cf::override;	3351	cf::override;
2648	},	3352	},
2649	);	3353	);
…		…
2669		3373
2670	$coro	3374	$coro
2671	}	3375	}
2672		3376
2673	cf::client->attach (	3377	cf::client->attach (
2674	on_destroy => sub {	3378	on_client_destroy => sub {
2675	my ($ns) = @_;	3379	my ($ns) = @_;
2676		3380
2677	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2678	},	3382	},
2679	);	3383	);
…		…
2695	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2696		3400
2697	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2698		3402
2699	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2700	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2701	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2702	sort time	3406	sort time
2703	));	3407	));
2704		3408
2705	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2707	=pod	3411	=pod
2708		3412
2709	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2710		3414
2711	cf::object	3415	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3417	insert remove name archname title slaying race decrease split
		3418	value
2714		3419
2715	cf::object::player	3420	cf::object::player
2716	player	3421	player
2717		3422
2718	cf::player	3423	cf::player
…		…
2723		3428
2724	=cut	3429	=cut
2725		3430
2726	for (	3431	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2732	) {	3438	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3441	for @funs;
2737	}	3442	}
2738		3443
…		…
2753		3458
2754	my $qcode = $code;	3459	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2757		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2758	local $_;	3466	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3467
2761	my $eval =	3468	my $eval =
2762	"do {\n"	3469	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3472	. $code
2766	. "\n}"	3473	. "\n}"
2767	;	3474	;
2768		3475
		3476	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2772		3485
2773	if ($@) {	3486	if ($@) {
2774	warn "$@";	3487	warn "$@",
2775	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2777	}	3490	}
2778		3491
2779	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2780	}	3493	}
2781		3494
…		…
2795	=cut	3508	=cut
2796		3509
2797	sub register_script_function {	3510	sub register_script_function {
2798	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2799		3512
2800	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2802	}	3515	}
2803		3516
2804	=back	3517	=back
2805		3518
2806	=cut	3519	=cut
2807		3520
2808	#############################################################################	3521	#############################################################################
2809	# the server's init and main functions	3522	# the server's init and main functions
2810		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	$idx
		3546	}
		3547
2811	sub load_facedata($) {	3548	sub load_facedata($) {
2812	my ($path) = @_;	3549	my ($path) = @_;
2813		3550
		3551	# HACK to clear player env face cache, we need some signal framework
		3552	# for this (global event?)
		3553	%ext::player_env::MUSIC_FACE_CACHE = ();
		3554
		3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3556
2814	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2815		3558
2816	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3560
2822	$facedata->{version} == 2	3561	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3563
		3564	cf::cede_to_tick;
		3565
2825	{	3566	{
2826	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2827		3568
2828	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2830	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	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}} = $idx;#d#
2834		3579
2835	cf::cede_to_tick;	3580	cf::cede_to_tick;
2836	}	3581	}
2837		3582
2838	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2840	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2841	or next;	3587	or next;
		3588
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3592	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3594	}
2848		3595
2849	cf::cede_to_tick;	3596	cf::cede_to_tick;
2850	}	3597	}
2851	}	3598	}
…		…
2860		3607
2861	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2862	}	3609	}
2863		3610
2864	{	3611	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3613
2872	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3615	if (defined (my $type = $info->{type})) {
2874	name => $name,	3616	# TODO: different hash - must free and use new index, or cache ixface data queue
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3618
2880	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
2887	} else {	3623	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3624	# $RESOURCE{$name} = $info; # unused
2889	}	3625	}
2890		3626
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3627	cf::cede_to_tick;
2894	}	3628	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3632
2915	1	3633	1
2916	}	3634	}
2917		3635
2918	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
2921	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
2923	}	3641	}
2924	};	3642	};
2925		3643
		3644	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
		3666
2926	sub reload_regions {	3667	sub reload_regions {
		3668	# HACK to clear player env face cache, we need some signal framework
		3669	# for this (global event?)
		3670	%ext::player_env::MUSIC_FACE_CACHE = ();
		3671
2927	load_resource_file "$MAPDIR/regions"	3672	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3673	or die "unable to load regions file\n";
2929		3674
2930	for (cf::region::list) {	3675	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3676	$_->{match} = qr/$_->{match}/
…		…
2939	}	3684	}
2940		3685
2941	sub reload_archetypes {	3686	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references	3689
2945	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
2946	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
2947	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2948	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 ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
2949	}	3698	}
2950		3699
2951	sub reload_treasures {	3700	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
2954	}	3703	}
2955		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
2956	sub reload_resources {	3725	sub reload_resources {
2957	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
2958		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
2959	reload_regions;	3733	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3734	reload_treasures;
2964		3735
2965	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
2966	}	3737	}
2967		3738
2968	sub init {	3739	sub reload_config {
2969	reload_resources;	3740	trace "reloading config file...\n";
2970	}
2971		3741
2972	sub cfg_load {	3742	my $config = load_file "$CONFDIR/config";
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3743	utf8::decode $config;
2974	or return;	3744	*CFG = decode_yaml $config;
2975		3745
2976	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;
2978
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2980		3747
2981	$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};
2982	$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};
2983		3750
2984	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
2988	};	3755	};
2989	warn $@ if $@;	3756	warn $@ if $@;
2990	}	3757	}
2991	}	3758	}
2992		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
2993	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
2994	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3799	$Coro::idle = sub {
2996	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#
2997	(async {	3801	(async {
2998	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3000	};	3805	};
3001		3806
3002	cfg_load;	3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
3003	db_init;	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;
		3821	reload_config;
		3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3004	load_extensions;	3831	load_extensions;
3005		3832
3006	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3007	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;
3008	}	3850	}
3009		3851
3010	#############################################################################	3852	#############################################################################
3011	# initialisation and cleanup	3853	# initialisation and cleanup
3012		3854
3013	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3014	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3023	},
3024	);	3861	};
3025	}	3862	}
3026	}	3863	}
3027		3864
3028	sub write_runtime {	3865	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3030		3867
3031	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3033		3870
3034	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3872
3036	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3037		3874
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3039	or return;	3876	or return;
3040		3877
3041	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3054		3891
3055	close $fh	3892	close $fh
3056	or return;	3893	or return;
3057		3894
3058	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3896	and return;
3060		3897
3061	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3062		3899
3063	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 };
3064	}	3951	}
3065		3952
3066	sub emergency_save() {	3953	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3068		3955
3069	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;
3070		3962
3071	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3072	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3073	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3074	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3076	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3974	$pl->save;
3080	}	3975	}
3081	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3082		3977
3083	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";
3084	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3085	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3086	$map->valid or next;	3983	$map->valid or next;
3087	$map->save;	3984	$map->save;
3088	}	3985	}
3089	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3090		3987
3091	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";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3093	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 $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3094	};	4016	};
3095		4017
3096	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3097	}	4019	}
3098		4020
3099	sub post_cleanup {	4021	sub post_cleanup {
3100	my ($make_core) = @_;	4022	my ($make_core) = @_;
3101		4023
		4024	IO::AIO::flush;
		4025
3102	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3103	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	}
3104	}	4056	}
3105		4057
3106	sub do_reload_perl() {	4058	sub do_reload_perl() {
3107	# can/must only be called in main	4059	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3109	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3110	return;	4062	return;
3111	}	4063	}
3112		4064
3113	warn "reloading...";	4065	return if $RELOAD++;
3114		4066
3115	warn "entering sync_job";	4067	my $t1 = AE::time;
3116		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
3117	cf::sync_job {	4075	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark
3119	cf::emergency_save;	4076	#cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark
3121		4077
3122	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;
3124
3125	# if anything goes wrong in here, we should simply crash as we already saved
3126
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;
3138	warn "iterate...";
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();	4080	%EXT_CORO = ();
3146		4081
3147	warn "removing commands";	4082	trace "perl_reload: removing commands";
3148	%COMMAND = ();	4083	%COMMAND = ();
3149		4084
3150	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3151	%EXTCMD = ();	4086	%EXTCMD = ();
3152	%EXTICMD = ();	4087	%EXTICMD = ();
3153		4088
3154	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3157		4092
3158	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3159	eval {	4094	eval {
3160	$cb->($pkg);	4095	$cb->($pkg);
3161	1	4096	1
3162	} 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;
3163	}	4102	}
3164		4103
3165	warn "... nuking $pkg";
3166	Symbol::delete_package $pkg;
3167	}
3168
3169	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3170	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		4107
3173	warn "... unloading $k";	4108	trace "... unloading $k";
3174	delete $INC{$k};	4109	delete $INC{$k};
3175		4110
3176	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3178		4113
3179	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3180	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3181	}	4119	}
3182		4120
3183	Symbol::delete_package $k;
3184	}
3185
3186	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3188	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);
3189		4124
3190	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3193		4128
3194	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3195	# and global variables created in xs	4130	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3197		4132
3198	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3199		4134
3200	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3201	require cf;	4136	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3203		4138
3204	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3205	cf::cfg_load;	4140	cf::reload_config;
3206		4141
3207	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3208	cf::load_extensions;	4143	cf::load_extensions;
3209		4144
		4145	if ($REATTACH_ON_RELOAD) {
3210	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3213	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3216		4153
3217	warn "leaving sync_job";	4154	cf::_post_init 1;
3218		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3219	1	4158	1
3220	} or do {	4159	} or do {
3221	warn $@;	4160	error $@;
3222	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3223	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3224	};	4165	}
3225		4166
3226	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3227	};	4169	};
3228		4170
3229	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3230		4172
3231	sub reload_perl() {	4173	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3234		4176
3235	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3236	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3237	after => 0,	4179
3238	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3239	cb => sub {
3240	do_reload_perl;	4181	do_reload_perl;
3241	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3242	},	4183	};
3243	);	4184	};
3244	}	4185	}
3245		4186
3246	register_command "reload" => sub {	4187	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3248		4189
3249	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	4194	reload_perl;
		4195	};
3252	}	4196	}
3253	};	4197	};
3254		4198
3255	unshift @INC, $LIBDIR;	4199	#############################################################################
3256		4200
3257	my $bug_warning = 0;	4201	my $bug_warning = 0;
3258		4202
3259	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;
3261
3262	sub wait_for_tick {	4203	sub wait_for_tick() {
3263	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3264	return if $Coro::current == $Coro::main;
3265		4205
3266	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3267	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;
3269	}	4207	}
3270		4208
3271	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3272	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3273	return if $Coro::current == $Coro::main;
3274		4211
3275	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	4214	$signal->wait;
3278	}	4215	}
3279		4216
3280	my $min = 1e6;#d#	4217	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3290	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"
3291	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3292	return;	4221	return;
3293	}	4222	}
3294		4223
3295	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3296		4225
3297	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3298		4227
3299	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	4230	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3303	or die;	4232	write_runtime_sync
3304		4233	or error "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	4234	};
		4235	}
3321		4236
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	4238	$sig->send;
3338	}	4239	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3340	$sig->send;
3341	}
3342		4241
3343	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		4244
3354	_post_tick;	4245	if (0) {
3355		4246	if ($NEXT_TICK) {
3356		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3357	},	4251	}
3358	);	4252	}
3359		4253
3360	{	4254	{
3361	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3363	reentrant => 0,	4257
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3371		4259	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		4261
3387	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3388	$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);
3389		4269
3390	cf::sync_job {	4270	cf::sync_job {
3391	eval {	4271	eval {
3392	BDB::db_env_open	4272	BDB::db_env_open
3393	$DB_ENV,	4273	$DB_ENV,
…		…
3395	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
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	4277	0666;
3398		4278
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	4280	};
3404		4281
3405	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	4283	};
3407	}	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";
3408	}	4297	}
3409		4298
3410	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3411	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,	4306	info "aio initialised";
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	4307	}
3424		4308
3425	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3426		4311
3427	sub _log_backtrace {	4312	sub _log_backtrace {
3428	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3429		4314
3430	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3431		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3432	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3434	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3435	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3436	my @bt = fork_call {	4328	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	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 |"
3440	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3448	}	4340	}
3449		4341
3450	@funcs	4342	@funcs
3451	};	4343	};
3452		4344
3453	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	4348	--$_log_backtrace;
3456	};	4349	};
3457	} else {	4350	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3459	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3460	}	4353	}
3461	}	4354	}
3462		4355
3463	# load additional modules	4356	# load additional modules
3464	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3465		4359
3466	END { cf::emergency_save }	4360	END { cf::emergency_save }
3467		4361
3468	1	4362	1
3469		4363

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