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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC vs.
Revision 1.596 by root, Fri Nov 9 20:37:57 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	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
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		146
92	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	282	that call.
178		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		307
192	utf8::encode $msg;
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$Event::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
277	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		537
292	sub lock_wait($) {	538	sub lock_wait($) {
293	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	540	}
306		541
307	sub lock_acquire($) {	542	sub lock_acquire($) {
308	my ($key) = @_;	543	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	544	}
322		545
323	sub lock_active($) {	546	sub lock_active($) {
324	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	548	}
328		549
329	sub freeze_mainloop {	550	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
331		552
332	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	554	}
334	};	555
335	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
336	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
337	}	569	}
338		570
339	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
340		572
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
343	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
344		580
345	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
346	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
347		583
348	Useful for short background jobs.	584	Useful for short background jobs.
349		585
350	=cut	586	=cut
351		587
352	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
354		591
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
357	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
358		598
359	while () {	599	while () {
360	next_job:	600	next_job:
		601
361	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	603
363	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	608	$job->[2]->send;
367	Coro::cede;	609	Coro::cede;
368	goto next_job;	610	goto next_job;
369	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	613	}
371	}	614	}
372		615
373	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	619	} else {
		620	$busy = 0;
378	Coro::schedule;	621	Coro::schedule;
379	}	622	}
380	}	623	}
381	};	624	};
382		625
383	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
384	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
385		630
386	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
387	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
388		634
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
402		648
403	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
404		650
405	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
406		652
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	656	acceptable.
411		657
412	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	663	=cut
418		664
419	sub sync_job(&) {	665	sub sync_job(&) {
420	my ($job) = @_;	666	my ($job) = @_;
421		667
422	if ($Coro::current == $Coro::main) {	668	if (in_main) {
423	my $time = Event::time;	669	my $time = AE::time;
424		670
425	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
427		673
428	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	675
430	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
431		677
432	my $busy = 1;	678	my $busy = 1;
433	my @res;	679	my @res;
434		680
435	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	683	@res = eval { $job->() };
437	warn $@ if $@;	684	error $@ if $@;
438	undef $busy;	685	undef $busy;
439	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
440		687
441	while ($busy) {	688	while ($busy) {
442	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
443	}	693	}
		694	}
444		695
445	$time = Event::time - $time;	696	my $time = AE::time - $time;
446		697
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
451		699
452	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
453	} else {	701	} else {
454	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
455		703
…		…
475	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
476		724
477	$coro	725	$coro
478	}	726	}
479		727
480	=item fork_call { }, $args	728	=item fork_call { }, @args
481		729
482	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
486		734
487	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
488		740
489	sub fork_call(&@) {	741	sub fork_call(&@) {
490	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
491		743
492	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
495		747
496	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
497	reset_signals;	749	cf::post_fork;
498	&$cb	750	&$cb
499	}, @args;	751	} @args;
500		752
501	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
502	}	792	}
503		793
504	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
505		795
506	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
509		799
510	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
511	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).
512		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
513	=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	}
514		829
515	our $DB;	830	our $DB;
516		831
517	sub db_init {	832	sub db_init {
518	unless ($DB) {	833	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	834	}
533		835
534	sub db_get($$) {	836	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
536		838
537	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
538	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
539		843
540	$! ? ()	844	$! ? ()
541	: $data	845	: $data
542	}
543	}	846	}
544		847
545	sub db_put($$$) {	848	sub db_put($$$) {
546	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		878
576	my @data;	879	my @data;
577	my $md5;	880	my $md5;
578		881
579	for (0 .. $#$src) {	882	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	884	}
583		885
584	# if processing is expensive, check	886	# if processing is expensive, check
585	# checksum first	887	# checksum first
586	if (1) {	888	if (1) {
…		…
603		905
604	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	907	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
607		909
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		911
610	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
613		915
…		…
623		925
624	=cut	926	=cut
625		927
626	sub datalog($@) {	928	sub datalog($@) {
627	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	931	}
630		932
631	=back	933	=back
632		934
633	=cut	935	=cut
634		936
635	#############################################################################	937	#############################################################################
636		938
637	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
638		940
639	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
640	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")
641	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
642		944
643	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>
644	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
645	Crossfire TRT).	947	Deliantra).
646		948
647	=over 4	949	=over 4
648		950
649	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
650		952
…		…
694	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
695		997
696	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
697	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
698		1000
699	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
701		1003
702	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
703		1005
704	=over 4	1006	=over 4
…		…
828		1130
829	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1133
832	} elsif (ref $type) {	1134	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
834		1136
835	} else {	1137	} else {
836	shift @arg;	1138	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
838	}	1140	}
839	}	1141	}
840	}	1142	}
841		1143
842	sub _object_attach {	1144	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
853	}	1155	}
854		1156
855	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
856	} else {	1158	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1160	}
859		1161
860	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
861	}	1163	}
862		1164
…		…
921		1223
922	for (@$callbacks) {	1224	for (@$callbacks) {
923	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
924		1226
925	if ($@) {	1227	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1229	override;
929	}	1230	}
930		1231
931	return 1 if $override;	1232	return 1 if $override;
932	}	1233	}
933		1234
934	0	1235	0
935	}	1236	}
936		1237
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1239
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1241
941	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
942		1243
…		…
948		1249
949	=cut	1250	=cut
950		1251
951	#############################################################################	1252	#############################################################################
952	# object support	1253	# object support
953	#
954		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#
955	sub _can_merge {	1288	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
957		1290
958	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1292
962	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
963	}	1295	}
964		1296
965	sub reattach {	1297	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1299	my ($obj) = @_;
968		1300
		1301	# no longer needed after getting rid of delete_package?
969	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
970		1303
971	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
972		1305
973	@$registry = ();	1306	@$registry = ();
974		1307
…		…
979	for (@$attach) {	1312	for (@$attach) {
980	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
982	}	1315	}
983	} else {	1316	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1318	}
986	}	1319	}
987	}	1320	}
988		1321
989	cf::attachable->attach (	1322	cf::attachable->attach (
990	prio => -1000000,	1323	prio => -1000000,
991	on_instantiate => sub {	1324	on_instantiate => sub {
992	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
993		1326
994	$data = from_json $data;	1327	$data = decode_json $data;
995		1328
996	for (@$data) {	1329	for (@$data) {
997	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
998		1331
999	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1346	);
1014		1347
1015	sub object_freezer_save {	1348	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1017		1350
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1351	sync_job {
1021	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1024		1357
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1365	aio_close $fh;
1030		1366
1031	if (@$objs) {	1367	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1376	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1378	}
1040	} else {	1379	} else {
1041	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1042	}	1381	}
1043		1382
1044	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1387	} else {
1046	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1047	}	1389	}
1048	} else {	1390	} else {
1049	aio_unlink $filename;	1391	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1051	}	1393	}
1052	};	1394	};
1053
1054	undef $guard;
1055	}	1395	}
1056		1396
1057	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1059		1399
…		…
1064		1404
1065	sub object_thawer_load {	1405	sub object_thawer_load {
1066	my ($filename) = @_;	1406	my ($filename) = @_;
1067		1407
1068	my ($data, $av);	1408	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1409
1072	(aio_load $filename, $data) >= 0	1410	(aio_load $filename, $data) >= 0
1073	or return;	1411	or return;
1074		1412
1075	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1415	or return;
1078		1416
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1081	}	1419	}
1082		1420
		1421	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1085		1425
1086	($data, $av)	1426	($data, $av)
1087	}	1427	}
1088		1428
1089	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1093	=cut	1433	=cut
1094		1434
1095	#############################################################################	1435	#############################################################################
1096	# command handling &c	1436	# command handling &c
1097		1437
1098	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1099		1439
1100	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
1101	$name.	1441	$name.
1102		1442
1103	=cut	1443	=cut
…		…
1109	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1110		1450
1111	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1112	}	1452	}
1113		1453
1114	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1115		1455
1116	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1117	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
1118	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
1119	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
1120	has logged in successfully.	1460	has logged in successfully.
1121		1461
1122	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1123	called.
1124		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
1125	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1126		1470
1127	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1128	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1129	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1130	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1131	log-in.	1475	log-in.
1132		1476
1133	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1134	called.
1135		1478
1136	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1137		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
1138	sub register_extcmd {	1486	sub register_extcmd($$) {
1139	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1140		1488
1141	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1142	}	1490	}
1143		1491
1144	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1145	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1146		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1147	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1148	}	1502	}
1149		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1150	cf::player->attach (	1512	cf::player->attach (
1151	on_command => sub {	1513	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1153		1515
1154	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1155	or return;	1517	or return;
1156		1518
…		…
1164	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1165		1527
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1529
1168	if (ref $msg) {	1530	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1532
1174	my @reply;
1175
1176	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}) {
1177	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1178	}	1551	}
1179		1552
1180	$pl->ext_reply ($reply, @reply)
1181	if $reply;
1182
1183	} else {	1553	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1555	}
1186		1556
1187	cf::override;	1557	cf::override;
1188	},	1558	},
1189	);	1559	);
1190		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
1191	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1192	cf::sync_job {	1590	cf::sync_job {
1193	my %todo;	1591	my %todo;
1194		1592
1195	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1594	next unless -r $path;
…		…
1214		1612
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1615
1218	$ext{source} =	1616	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1221	. $source	1619	. $source
1222	. "\n};\n1";	1620	. "\n};\n1";
1223		1621
1224	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1225	}	1623	}
1226		1624
		1625	my $pass = 0;
1227	my %done;	1626	my %done;
1228	while (%todo) {	1627	while (%todo) {
1229	my $progress;	1628	my $progress;
1230		1629
		1630	++$pass;
		1631
		1632	ext:
1231	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1635	next ext
1234	unless exists $done{$_};	1636	unless exists $done{$_};
1235	}	1637	}
1236		1638
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1640
1239	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 $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1244	warn $msg;	1657
1245	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1659	delete $todo{$k};
1247	}	1660	} else {
1248		1661	$done{$k} = delete $todo{$k};
1249	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1250	}	1667	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1668	}
1256		1669
1257	skip:	1670	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	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	}
1260	}	1680	}
1261	};	1681	};
1262	}	1682	}
1263		1683
1264	#############################################################################	1684	#############################################################################
1265		1685
1266	=back	1686	=back
1267		1687
1268	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1269		1689
1270	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1271		1691
1272	=cut	1692	=cut
1273		1693
1274	package cf::player;	1694	package cf::player;
1275		1695
1276	use Coro::AIO;	1696	use Coro::AIO;
1277		1697
1278	=head3 cf::player	1698	=head3 cf::player
1279		1699
1280	=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	}
1281		1715
1282	=item cf::player::find $login	1716	=item cf::player::find $login
1283		1717
1284	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1285		1719
…		…
1304		1738
1305	sub exists($) {	1739	sub exists($) {
1306	my ($login) = @_;	1740	my ($login) = @_;
1307		1741
1308	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1310	}	1744	}
1311		1745
1312	sub find($) {	1746	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1748	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1759
1326	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1761	or return;
1328		1762
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1331	or return;	1764	or return;
		1765
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1335	}	1769	}
1336	}	1770	}
1337	}	1771	}
1338		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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	);
		1785
1339	sub save($) {	1786	sub save($) {
1340	my ($pl) = @_;	1787	my ($pl) = @_;
1341		1788
1342	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1343		1790
…		…
1346		1793
1347	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1348		1795
1349	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1803
1352	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1805	cf::cede_to_tick;
1354	}	1806	}
1355		1807
…		…
1387	my ($pl) = @_;	1839	my ($pl) = @_;
1388		1840
1389	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1390		1842
1391	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1392	$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
1393		1845
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1395	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1397	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1398		1854
1399	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1401	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1439		1895
1440	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1441	my $path = path $login;	1897	my $path = path $login;
1442		1898
1443	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1905	}
1449		1906
…		…
1453		1910
1454	\@logins	1911	\@logins
1455	}	1912	}
1456		1913
1457	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1458		1917
1459	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1460	player. May block.	1919	player. May block.
1461		1920
1462	=cut	1921	=cut
…		…
1480	}	1939	}
1481		1940
1482	\@paths	1941	\@paths
1483	}	1942	}
1484		1943
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1945
1487	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535
1536	=item $player->ext_reply ($msgid, @msg)
1537
1538	Sends an ext reply to the player.
1539
1540	=cut
1541
1542	sub ext_reply($$@) {
1543	my ($self, $id, @msg) = @_;
1544
1545	$self->ns->ext_reply ($id, @msg)
1546	}
1547		1947
1548	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1549		1949
1550	Sends an ext event to the client.	1950	Sends an ext event to the client.
1551		1951
…		…
1571		1971
1572	=cut	1972	=cut
1573		1973
1574	sub find_by_path($) {	1974	sub find_by_path($) {
1575	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1576		1978
1577	my ($match, $specificity);	1979	my ($match, $specificity);
1578		1980
1579	for my $region (list) {	1981	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1608		2010
1609	sub generate_random_map {	2011	sub generate_random_map {
1610	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1611	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1612	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1620	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1621	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1622	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1623	(cf::region::find $rmp->{region}), $rmp->{custom}
1624	)
1625	}	2017	}
1626		2018
1627	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1628		2020
1629	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
…		…
1634		2026
1635	sub register {	2027	sub register {
1636	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	2029	my $pkg = caller;
1638		2030
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		2032
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	2034	}
1644		2035
1645	# also paths starting with '/'	2036	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		2038
1648	sub thawer_merge {	2039	sub thawer_merge {
1649	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1650		2041
1651	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1656	}	2047	}
1657		2048
1658	sub normalise {	2049	sub normalise {
1659	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1660		2051
1661	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1662		2053
1663	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1664		2055
1665	# map plan:	2056	# map plan:
1666	#	2057	#
…		…
1681	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1682	$path = "$base/$path";	2073	$path = "$base/$path";
1683	}	2074	}
1684		2075
1685	for ($path) {	2076	for ($path) {
1686	redo if s{//}{/};
1687	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1688	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1689	}	2079	}
1690		2080
1691	$path	2081	$path
…		…
1705	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1706	return $self;	2096	return $self;
1707	}	2097	}
1708	}	2098	}
1709		2099
1710	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1711	()	2101	()
1712	}	2102	}
1713		2103
		2104	# may re-bless or do other evil things
1714	sub init {	2105	sub init {
1715	my ($self) = @_;	2106	my ($self) = @_;
1716		2107
1717	$self	2108	$self
1718	}	2109	}
…		…
1737		2128
1738	# the temporary/swap location	2129	# the temporary/swap location
1739	sub save_path {	2130	sub save_path {
1740	my ($self) = @_;	2131	my ($self) = @_;
1741		2132
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1744	}	2135	}
1745		2136
1746	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1747	sub uniq_path {	2138	sub uniq_path {
1748	my ($self) = @_;	2139	my ($self) = @_;
1749		2140
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	2143	}
1762		2144
1763	sub decay_objects {	2145	sub decay_objects {
1764	my ($self) = @_;	2146	my ($self) = @_;
1765		2147
…		…
1792	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1793		2175
1794	1	2176	1
1795	}	2177	}
1796		2178
		2179	# used to laod the header of an original map
1797	sub load_header_orig {	2180	sub load_header_orig {
1798	my ($self) = @_;	2181	my ($self) = @_;
1799		2182
1800	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1801	}	2184	}
1802		2185
		2186	# used to laod the header of an instantiated map
1803	sub load_header_temp {	2187	sub load_header_temp {
1804	my ($self) = @_;	2188	my ($self) = @_;
1805		2189
1806	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1807	}	2191	}
1808		2192
		2193	# called after loading the header from an instantiated map
1809	sub prepare_temp {	2194	sub prepare_temp {
1810	my ($self) = @_;	2195	my ($self) = @_;
1811		2196
1812	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1813	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1814	# safety	2199	# safety
1815	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1816	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1817	}	2202	}
1818		2203
		2204	# called after loading the header from an original map
1819	sub prepare_orig {	2205	sub prepare_orig {
1820	my ($self) = @_;	2206	my ($self) = @_;
1821		2207
1822	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1823	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1847		2233
1848	sub find;	2234	sub find;
1849	sub find {	2235	sub find {
1850	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1851		2237
		2238	cf::cede_to_tick;
		2239
1852	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1853		2241
1854	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2244
1857	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1862	or return;	2247	or return;
1863		2248
1864	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1865		2250
…		…
1867	or return;	2252	or return;
1868		2253
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1872	undef $guard1;	2258	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2259	$map->reset;
1875	return find $path;	2260	return find $path;
1876	}	2261	}
1877		2262
1878	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1879	}	2264	}
1880	}	2265	}
1881		2266
1882	sub pre_load { }	2267	sub pre_load { }
1883	sub post_load { }	2268	#sub post_load { } # XS
1884		2269
1885	sub load {	2270	sub load {
1886	my ($self) = @_;	2271	my ($self) = @_;
1887		2272
1888	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2276
1892	{	2277	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1894		2279
1895	return unless $self->valid;	2280	return unless $self->valid;
1896	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2282
1900	$self->alloc;	2283	$self->alloc;
1901		2284
1902	$self->pre_load;	2285	$self->pre_load;
1903	cf::cede_to_tick;	2286	cf::cede_to_tick;
1904		2287
		2288	if (exists $self->{load_path}) {
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2290	$f->skip_block;
1907	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1908	or return;	2292	or return;
1909		2293
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1911	if delete $self->{load_original};	2295	if delete $self->{load_original};
1912		2296
1913	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2298	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1916	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1917	$self->clear_unique_items;	2301	$self->clear_unique_items;
1918	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1919	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1920	}	2305	}
1921	}	2306	}
1922	}
1923		2307
1924	$f->resolve_delayed_derefs;	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);
1925		2315
1926	cf::cede_to_tick;	2316	cf::cede_to_tick;
1927	# now do the right thing for maps	2317	# now do the right thing for maps
1928	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1929	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1933	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2324	$self->decay_objects;
1935	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1936	$self->update_buttons;	2326	$self->update_buttons;
1937	cf::cede_to_tick;	2327	cf::cede_to_tick;
1938	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1939	cf::cede_to_tick;
1940	$self->activate;
1941	}	2329	}
1942		2330
1943	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1945
1946	$self->in_memory (cf::MAP_IN_MEMORY);
1947	}	2333	}
1948		2334
1949	$self->post_load;	2335	$self->post_load;
1950	}
1951		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
1952	sub customise_for {	2343	sub customise_for {
1953	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1954		2345
1955	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2347	if $self->per_player;
…		…
1959	# if $self->per_party;	2350	# if $self->per_party;
1960		2351
1961	$self	2352	$self
1962	}	2353	}
1963		2354
1964	# find and load all maps in the 3x3 area around a map
1965	sub load_neighbours {
1966	my ($map) = @_;
1967
1968	my @neigh; # diagonal neighbours
1969
1970	for (0 .. 3) {
1971	my $neigh = $map->tile_path ($_)
1972	or next;
1973	$neigh = find $neigh, $map
1974	or next;
1975	$neigh->load;
1976
1977	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}
1981
1982	for (grep defined $_->[0], @neigh) {
1983	my ($path, $origin) = @$_;
1984	my $neigh = find $path, $origin
1985	or next;
1986	$neigh->load;
1987	}
1988	}
1989
1990	sub find_sync {	2355	sub find_sync {
1991	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1992		2357
1993	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
1994	}	2363	}
1995		2364
1996	sub do_load_sync {	2365	sub do_load_sync {
1997	my ($map) = @_;	2366	my ($map) = @_;
1998		2367
		2368	# it's a bug to call this from the main context
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2001		2371
2002	cf::sync_job { $map->load };	2372	$map->load;
2003	}	2373	}
2004		2374
2005	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2007		2377
2008	sub find_async {	2378	sub find_async {
2009	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2010		2380
2011	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2012		2382
2013	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2015	}	2385	}
2016		2386
2017	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2018		2388
2019	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2020	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2394	if (my $map = find $k) {
2023	$map->load if $v;	2395	$map->load if $v;
2024	}	2396	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2032		2404
2033	()	2405	()
2034	}	2406	}
2035		2407
		2408	# common code, used by both ->save and ->swapout
2036	sub save {	2409	sub _save {
2037	my ($self) = @_;	2410	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2411
2041	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2042		2413
2043	return unless $self->dirty;	2414	return unless $self->dirty;
2044		2415
…		…
2050	return if $self->{deny_save};	2421	return if $self->{deny_save};
2051		2422
2052	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2053		2424
2054	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2056	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2057		2431
2058	if ($uniq) {	2432	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2435	} else {
2062	$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);
2063	}	2437	}
2064	}	2438	}
2065		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2066	sub swap_out {	2448	sub swap_out {
2067	my ($self) = @_;	2449	my ($self) = @_;
2068		2450
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2074	return if $self->players;	2455	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2076	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2077		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2078	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2079		2507
2080	$self->deactivate;	2508	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2510	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2511
2128	$self->unlink_save;	2512	$self->unlink_save;
2129	$self->destroy;	2513	$self->destroy;
2130	}	2514	}
2131		2515
…		…
2139		2523
2140	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2141		2525
2142	$self->unlink_save;	2526	$self->unlink_save;
2143		2527
2144	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2533
…		…
2198		2582
2199	sub unique_maps() {	2583	sub unique_maps() {
2200	[	2584	[
2201	map {	2585	map {
2202	utf8::decode $_;	2586	utf8::decode $_;
2203	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2204	? normalise $_	2590	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2592	]
2208	}	2593	}
2209		2594
2210	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	}
2211		2626
2212	=back	2627	=back
2213		2628
2214	=head3 cf::object	2629	=head3 cf::object
2215		2630
…		…
2219		2634
2220	=over 4	2635	=over 4
2221		2636
2222	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2223		2638
2224	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.
2225		2641
2226	=cut	2642	=cut
2227		2643
2228	sub inv_recursive_;	2644	sub inv_recursive_;
2229	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2235	}	2651	}
2236		2652
2237	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2238		2654
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2656
2241	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2242		2658
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2246	=cut	2662	=cut
2247		2663
2248	sub deref {	2664	sub deref {
2249	my ($ref) = @_;	2665	my ($ref) = @_;
2250		2666
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2670	or return;
2258	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2259	or return;	2672	or return;
…		…
2279	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
2280	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2281		2694
2282	=cut	2695	=cut
2283		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	};
		2710
2284	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2712	# with dialog boxes.
2286	#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
2287	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2728
2302	} else {	2729	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2732	}
2306	}	2733	}
2307	}	2734	}
2308		2735
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2761
2335	=item $player_object->enter_link	2762	=item $player_object->enter_link
2336		2763
2337	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}>).
2338		2765
2339	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.
2340	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.
2341		2770
2342	Will never block.	2771	Will never block.
2343		2772
2344	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2345		2774
…		…
2365	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2795	my ($self) = @_;
2367		2796
2368	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2369		2798
		2799	++$self->{_link_recursion};
		2800
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2802
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2374		2805
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2807	}
2377		2808
2378	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2380		2811
…		…
2397	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2399		2830
2400	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2403		2834
2404	$map->load;	2835	$map->load;
2405	$map->load_neighbours;
2406		2836
2407	return unless $self->contr->active;	2837	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2838
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2412	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2413		2846
		2847	}
		2848
2414	=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)]])
2415		2850
2416	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
2417	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2418	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
2419	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
2420	be called at the end of this process.	2855	be called at the end of this process.
2421		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
2422	=cut	2860	=cut
2423		2861
2424	our $GOTOGEN;	2862	our $GOTOGEN;
2425		2863
2426	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2866
		2867	if ($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
2429	# 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
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2875
2432	$self->enter_link;	2876	$self->enter_link;
2433		2877
2434	(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
2435	my $map = eval {	2900	my $map = eval {
2436	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2437		2902
2438	if ($map) {	2903	if ($map) {
2439	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2906	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2908	}
2444		2909
2445	$map	2910	$map
2446	};	2911	};
2447		2912
…		…
2453	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2456	}	2921	}
2457		2922
2458	$done->() if $done;	2923	$done->($self) if $done;
2459	})->prio (1);	2924	})->prio (1);
2460	}	2925	}
2461		2926
2462	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2463		2928
…		…
2483	}	2948	}
2484		2949
2485	sub prepare_random_map {	2950	sub prepare_random_map {
2486	my ($exit) = @_;	2951	my ($exit) = @_;
2487		2952
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2955	# that depends on the exit object
2493		2956
2494	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2959	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2501	}	2966	}
2502		2967
2503	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2504		2969
2505	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2508		2973
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2976	undef $fh;
2512	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2513		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2516	}	2985	}
2517	}	2986	}
2518		2987
2519	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2521		2990
2522	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2523		2992
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2993	$self->enter_link;
2536		2994
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2995	(async {
2542	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2543	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
2544	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2545		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
2546	1;	3034	1
2547	}) {	3035	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "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. "
2550	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2552		3040
2553	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	3042	$self->leave_link;
2555	}	3043	}
2556	})->prio (1);	3044	})->prio (1);
2557	}	3045	}
2558		3046
…		…
2570	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2572		3060
2573	utf8::encode $text;	3061	utf8::encode $text;
2574	$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);
2575	}	3088	}
2576		3089
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		3091
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2583		3096
2584	=cut	3097	=cut
2585		3098
		3099	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2587	"c/identify" => {	3107	"c/identify" => {
2588	id => "identify",	3108	id => "infobox",
2589	title => "Identify",	3109	title => "Identify",
2590	reply => undef,	3110	reply => undef,
2591	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2592	},	3112	},
2593	"c/examine" => {	3113	"c/examine" => {
2594	id => "examine",	3114	id => "infobox",
2595	title => "Examine",	3115	title => "Examine",
2596	reply => undef,	3116	reply => undef,
2597	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2598	},	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" => $CHAT_CHANNEL,
2599	);	3211	);
2600		3212
2601	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3215
2604	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2605		3218
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3220
2608	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2610		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2611	if (ref $channel) {	3228	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3233	}
2618		3234
2619	$channel = $channel->{id};	3235	$channel = $channel->{id};
2620	}	3236	}
2621		3237
2622	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2623		3239
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3240	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2628		3243
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3247	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3248
2643	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3250	}
2657		3251
2658	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2659		3253
2660	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2662	=cut	3256	=cut
2663		3257
2664	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2666		3260
2667	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}
2673	}
2674
2675	=item $client->ext_reply ($msgid, @msg)
2676
2677	Sends an ext reply to the client.
2678
2679	=cut
2680
2681	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;
2683
2684	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}
2691	}	3262	}
2692		3263
2693	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2694		3265
2695	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2750	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2751		3322
2752	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2753		3324
2754	if (ref $msg) {	3325	if (ref $msg) {
2755	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2756	"ARRAY" eq ref $msg
2757	? @$msg
2758	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2759		3327
2760	my @reply;
2761
2762	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}) {
2763	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2764	}	3346	}
2765
2766	$ns->ext_reply ($reply, @reply)
2767	if $reply;
2768
2769	} else {	3347	} else {
2770	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";
2771	}	3349	}
2772		3350
2773	cf::override;	3351	cf::override;
2774	},	3352	},
2775	);	3353	);
…		…
2795		3373
2796	$coro	3374	$coro
2797	}	3375	}
2798		3376
2799	cf::client->attach (	3377	cf::client->attach (
2800	on_destroy => sub {	3378	on_client_destroy => sub {
2801	my ($ns) = @_;	3379	my ($ns) = @_;
2802		3380
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3382	},
2805	);	3383	);
…		…
2821	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2822		3400
2823	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2824		3402
2825	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2828	sort time	3406	sort time
2829	));	3407	));
2830		3408
2831	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2833	=pod	3411	=pod
2834		3412
2835	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2836		3414
2837	cf::object	3415	cf::object
2838	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
2839	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2840		3419
2841	cf::object::player	3420	cf::object::player
2842	player	3421	player
2843		3422
2844	cf::player	3423	cf::player
…		…
2849		3428
2850	=cut	3429	=cut
2851		3430
2852	for (	3431	for (
2853	["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
2854	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2859	) {	3438	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3441	for @funs;
2864	}	3442	}
2865		3443
…		…
2880		3458
2881	my $qcode = $code;	3459	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2884		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2885	local $_;	3466	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3467
2888	my $eval =	3468	my $eval =
2889	"do {\n"	3469	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3472	. $code
2893	. "\n}"	3473	. "\n}"
2894	;	3474	;
2895		3475
		3476	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	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	}
2899		3485
2900	if ($@) {	3486	if ($@) {
2901	warn "$@";	3487	warn "$@",
2902	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2904	}	3490	}
2905		3491
2906	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2907	}	3493	}
2908		3494
…		…
2922	=cut	3508	=cut
2923		3509
2924	sub register_script_function {	3510	sub register_script_function {
2925	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2926		3512
2927	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2929	}	3515	}
2930		3516
2931	=back	3517	=back
2932		3518
2933	=cut	3519	=cut
2934		3520
2935	#############################################################################	3521	#############################################################################
2936	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_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	}
2937		3547
2938	sub load_facedata($) {	3548	sub load_facedata($) {
2939	my ($path) = @_;	3549	my ($path) = @_;
2940		3550
2941	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
2942	# for this (global event?)	3552	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3554
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3556
2947	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2948		3558
2949	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2950	0 < aio_load $path, $facedata
2951	or die "$path: $!";
2952
2953	$facedata = Coro::Storable::thaw $facedata;
2954		3560
2955	$facedata->{version} == 2	3561	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3563
2958	# patch in the exptable
2959	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2962	};
2963	cf::cede_to_tick;	3564	cf::cede_to_tick;
2964		3565
2965	{	3566	{
2966	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2967		3568
2968	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2970	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
2974		3579
2975	cf::cede_to_tick;	3580	cf::cede_to_tick;
2976	}	3581	}
2977		3582
2978	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2980	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2981	or next;	3587	or next;
		3588
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3592	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3594	}
2988		3595
2989	cf::cede_to_tick;	3596	cf::cede_to_tick;
2990	}	3597	}
2991	}	3598	}
…		…
3000		3607
3001	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3002	}	3609	}
3003		3610
3004	{	3611	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3008		3613
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3618
3015	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3016	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3017		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3018	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3623	} else {
3025	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3026	}	3625	}
3027		3626
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3627	cf::cede_to_tick;
3032	}	3628	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3632
3053	1	3633	1
3054	}	3634	}
3055		3635
3056	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3058		3638
3059	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3061	}	3641	}
3062	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_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	}
3063		3666
3064	sub reload_regions {	3667	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3669	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3684	}
3082		3685
3083	sub reload_archetypes {	3686	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references	3689
3087	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
3088	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3089	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3090	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3091	}	3698	}
3092		3699
3093	sub reload_treasures {	3700	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3096	}	3703	}
3097		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
3098	sub reload_resources {	3725	sub reload_resources {
3099	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3100		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3101	reload_regions;	3733	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3734	reload_treasures;
3106		3735
3107	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3737	}
3113		3738
3114	sub reload_config {	3739	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3116	or return;
3117		3741
3118	local $/;	3742	my $config = load_file "$CONFDIR/config";
3119	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3120		3745
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3747
3123	$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};
3124	$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};
3125		3750
3126	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3130	};	3755	};
3131	warn $@ if $@;	3756	warn $@ if $@;
3132	}	3757	}
3133	}	3758	}
3134		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
3135	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
3136	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3138	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#
3139	(async {	3801	(async {
3140	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3142	};	3805	};
3143		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3144	reload_config;	3821	reload_config;
3145	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3146	load_extensions;	3831	load_extensions;
3147		3832
3148	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3149	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;
3150	}	3850	}
3151		3851
3152	#############################################################################	3852	#############################################################################
3153	# initialisation and cleanup	3853	# initialisation and cleanup
3154		3854
3155	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3156	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3165	},
3166	);	3861	};
3167	}	3862	}
3168	}	3863	}
3169		3864
3170	sub write_runtime {	3865	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3172		3867
3173	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3175		3870
3176	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3872
3178	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3179		3874
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3876	or return;
3182		3877
3183	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3196		3891
3197	close $fh	3892	close $fh
3198	or return;	3893	or return;
3199		3894
3200	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3896	and return;
3202		3897
3203	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3899
3205	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 };
3206	}	3951	}
3207		3952
3208	sub emergency_save() {	3953	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3210		3955
3211	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;
3212		3962
3213	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3214	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3974	$pl->save;
3222	}	3975	}
3223	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3224		3977
3225	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";
3226	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3983	$map->valid or next;
3229	$map->save;	3984	$map->save;
3230	}	3985	}
3231	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3232		3987
3233	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";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3235	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
3236	};	4016	};
3237		4017
3238	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3239	}	4019	}
3240		4020
3241	sub post_cleanup {	4021	sub post_cleanup {
3242	my ($make_core) = @_;	4022	my ($make_core) = @_;
3243		4023
		4024	IO::AIO::flush;
		4025
3244	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3245	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	}
3246	}	4056	}
3247		4057
3248	sub do_reload_perl() {	4058	sub do_reload_perl() {
3249	# can/must only be called in main	4059	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3251	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3252	return;	4062	return;
3253	}	4063	}
3254		4064
3255	warn "reloading...";	4065	return if $RELOAD++;
3256		4066
3257	warn "entering sync_job";	4067	my $t1 = AE::time;
3258		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3259	cf::sync_job {	4075	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	4076	#cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		4077
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	4080	%EXT_CORO = ();
3288		4081
3289	warn "removing commands";	4082	trace "perl_reload: removing commands";
3290	%COMMAND = ();	4083	%COMMAND = ();
3291		4084
3292	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3293	%EXTCMD = ();	4086	%EXTCMD = ();
3294	%EXTICMD = ();	4087	%EXTICMD = ();
3295		4088
3296	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3299		4092
3300	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3301	eval {	4094	eval {
3302	$cb->($pkg);	4095	$cb->($pkg);
3303	1	4096	1
3304	} 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;
3305	}	4102	}
3306		4103
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		4107
3315	warn "... unloading $k";	4108	trace "... unloading $k";
3316	delete $INC{$k};	4109	delete $INC{$k};
3317		4110
3318	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3320		4113
3321	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3323	}	4119	}
3324		4120
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3330	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);
3331		4124
3332	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		4128
3336	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3337	# and global variables created in xs	4130	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3339		4132
3340	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3341		4134
3342	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3343	require cf;	4136	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3345		4138
3346	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3347	cf::reload_config;	4140	cf::reload_config;
3348		4141
3349	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3350	cf::load_extensions;	4143	cf::load_extensions;
3351		4144
		4145	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3355	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3358		4153
3359	warn "leaving sync_job";	4154	cf::_post_init 1;
3360		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3361	1	4158	1
3362	} or do {	4159	} or do {
3363	warn $@;	4160	error $@;
3364	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3365	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3366	};	4165	}
3367		4166
3368	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3369	};	4169	};
3370		4170
3371	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3372		4172
3373	sub reload_perl() {	4173	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3376		4176
3377	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	4179
3380	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	4181	do_reload_perl;
3383	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3384	},	4183	};
3385	);	4184	};
3386	}	4185	}
3387		4186
3388	register_command "reload" => sub {	4187	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3390		4189
3391	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	4194	reload_perl;
		4195	};
3394	}	4196	}
3395	};	4197	};
3396		4198
3397	unshift @INC, $LIBDIR;	4199	#############################################################################
3398		4200
3399	my $bug_warning = 0;	4201	my $bug_warning = 0;
3400		4202
3401	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;
3403
3404	sub wait_for_tick {	4203	sub wait_for_tick() {
3405	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3406	return if $Coro::current == $Coro::main;
3407		4205
3408	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3409	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;
3411	}	4207	}
3412		4208
3413	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3414	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3415	return if $Coro::current == $Coro::main;
3416		4211
3417	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4214	$signal->wait;
3420	}	4215	}
3421		4216
3422	my $min = 1e6;#d#	4217	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3434	return;	4221	return;
3435	}	4222	}
3436		4223
3437	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3438		4225
3439	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3440		4227
3441	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	4230	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3445	or die;	4232	write_runtime_sync
3446		4233	or error "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4234	};
		4235	}
3463		4236
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4238	$sig->send;
3480	}	4239	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3482	$sig->send;
3483	}
3484		4241
3485	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4244
3496	_post_tick;	4245	if (0) {
3497		4246	if ($NEXT_TICK) {
3498		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3499	},	4251	}
3500	);	4252	}
3501		4253
3502	{	4254	{
3503	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3505	reentrant => 0,	4257
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3513		4259	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4261
3529	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3530	$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);
3531		4269
3532	cf::sync_job {	4270	cf::sync_job {
3533	eval {	4271	eval {
3534	BDB::db_env_open	4272	BDB::db_env_open
3535	$DB_ENV,	4273	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4275	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4277	0666;
3540		4278
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4280	};
3546		4281
3547	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4283	};
3549	}	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";
3550	}	4297	}
3551		4298
3552	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3553	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,	4306	info "aio initialised";
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4307	}
3566		4308
3567	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3568		4311
3569	sub _log_backtrace {	4312	sub _log_backtrace {
3570	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3571		4314
3572	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3573		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3574	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3576	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3577	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3578	my @bt = fork_call {	4328	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	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 |"
3582	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3590	}	4340	}
3591		4341
3592	@funcs	4342	@funcs
3593	};	4343	};
3594		4344
3595	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4348	--$_log_backtrace;
3598	};	4349	};
3599	} else {	4350	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3602	}	4353	}
3603	}	4354	}
3604		4355
3605	# load additional modules	4356	# load additional modules
3606	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3607		4359
3608	END { cf::emergency_save }	4360	END { cf::emergency_save }
3609		4361
3610	1	4362	1
3611		4363

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