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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.363 by root, Mon Sep 10 17:24:36 2007 UTC vs.
Revision 1.599 by root, Sun Nov 11 04:29:11 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	134	our $DB_ENV;
88		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
89	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		140
91	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
93		145
94	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
97		149
98	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		152
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
104		165
105	binmode STDOUT;	166	binmode STDOUT;
106	binmode STDERR;	167	binmode STDERR;
107		168
108	# read virtual server time, if available	169	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
113	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
114		177
115	mkdir $_	178	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		180
118	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
119		182
120	sub cf::map::normalise;	183	sub cf::map::normalise;
121		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
122	#############################################################################	189	#############################################################################
123		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
124	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
125		203
126	=over 4	204	=over 4
127		205
128	=item $cf::UPTIME	206	=item $cf::UPTIME
129		207
130	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
131		224
132	=item $cf::RUNTIME	225	=item $cf::RUNTIME
133		226
134	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
135	every server tick.	228	every server tick.
136		229
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		233
141	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
144	database environment.	237	database environment.
145		238
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	239	=item $cf::LOADAVG
155		240
156	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
161		246
162	The raw value load value from the last tick.	247	The raw value load value from the last tick.
163		248
164	=item %cf::CFG	249	=item %cf::CFG
165		250
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	252	from wherever your confdir points to.
168		253
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		255
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
172	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
174		277
175	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
176		279
177	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
178	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
179	that call.	282	that call.
180		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
181	=back	290	=back
182		291
183	=cut	292	=cut
184		293
185	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	301	my $msg = join "", @_;
188		302
189	$msg .= "\n"	303	$msg .= "\n"
190	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
191		305
192	$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;
193		307
194	LOG llevError, $msg;	308	LOG llevWarn, $msg;
195	};	309	};
196	}	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	};
197		324
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	335	for my $pkg (qw(
209	cf::global cf::attachable	336	cf::global cf::attachable
210	cf::object cf::object::player	337	cf::object cf::object::player
211	cf::client cf::player	338	cf::client cf::player
212	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
213	cf::map cf::party cf::region	341	cf::party cf::region
214	)) {	342	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	344	}
218		345
219	$Event::DIED = sub {	346	$EV::DIED = sub {
220	warn "error in event callback: @_";	347	warn "error in event callback: $@";
221	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
222		354
223	#############################################################################	355	#############################################################################
224		356
225	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
226		358
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	380	$d
249	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
250	}	382	}
251		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
252	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
253		437
254	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
255		439
256	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
257		441
258	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
259		443
260	=cut	444	=cut
261		445
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		447
264	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		512
267	=item cf::lock_wait $string	513	=item cf::lock_wait $string
268		514
269	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
270		516
271	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
272		518
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
276	returned.	522	returned.
277		523
278	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
279	deadlocked coro.	525	deadlocked coro.
…		…
285		531
286	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.
287		533
288	=cut	534	=cut
289		535
290	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		537
293	sub lock_wait($) {	538	sub lock_wait($) {
294	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	540	}
307		541
308	sub lock_acquire($) {	542	sub lock_acquire($) {
309	my ($key) = @_;	543	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	544	}
323		545
324	sub lock_active($) {	546	sub lock_active($) {
325	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	548	}
329		549
330	sub freeze_mainloop {	550	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
332		552
333	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	554	}
335	};	555
336	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
337	$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
338	}	569	}
339		570
340	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
341		572
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	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
344	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.
345		580
346	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
347	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
348		583
349	Useful for short background jobs.	584	Useful for short background jobs.
350		585
351	=cut	586	=cut
352		587
353	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
355		591
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
358	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
359		598
360	while () {	599	while () {
361	next_job:	600	next_job:
		601
362	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	603
364	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	608	$job->[2]->send;
368	Coro::cede;	609	Coro::cede;
369	goto next_job;	610	goto next_job;
370	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	613	}
372	}	614	}
373		615
374	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
375	# 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
376	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	619	} else {
		620	$busy = 0;
379	Coro::schedule;	621	Coro::schedule;
380	}	622	}
381	}	623	}
382	};	624	};
383		625
384	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
385	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
386		630
387	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
388	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
389		634
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
403		648
404	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
405		650
406	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
407		652
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	656	acceptable.
412		657
413	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
414	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
…		…
418	=cut	663	=cut
419		664
420	sub sync_job(&) {	665	sub sync_job(&) {
421	my ($job) = @_;	666	my ($job) = @_;
422		667
423	if ($Coro::current == $Coro::main) {	668	if (in_main) {
424	my $time = Event::time;	669	my $time = AE::time;
425		670
426	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
428		673
429	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	675
431	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
432		677
433	my $busy = 1;	678	my $busy = 1;
434	my @res;	679	my @res;
435		680
436	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	683	@res = eval { $job->() };
438	warn $@ if $@;	684	error $@ if $@;
439	undef $busy;	685	undef $busy;
440	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
441		687
442	while ($busy) {	688	while ($busy) {
443	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
444	}	693	}
		694	}
445		695
446	$time = Event::time - $time;	696	my $time = AE::time - $time;
447		697
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
452		699
453	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
454	} else {	701	} else {
455	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
456		703
…		…
476	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
477		724
478	$coro	725	$coro
479	}	726	}
480		727
481	=item fork_call { }, $args	728	=item fork_call { }, @args
482		729
483	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
484	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
487		734
488	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
489		740
490	sub fork_call(&@) {	741	sub fork_call(&@) {
491	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
492		743
493	# 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,
494	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
496		747
497	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
498	reset_signals;	749	cf::post_fork;
499	&$cb	750	&$cb
500	}, @args;	751	} @args;
501		752
502	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
503	}	792	}
504		793
505	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
506		795
507	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
517	within each server.	806	within each server.
518		807
519	=cut	808	=cut
520		809
521	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
522	my ($name) = @_;	814	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
524		816
525	eval {	817	eval {
526	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
536	}	828	}
537		829
538	our $DB;	830	our $DB;
539		831
540	sub db_init {	832	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	833	$DB ||= db_table "db";
543	};
544	}	834	}
545		835
546	sub db_get($$) {	836	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
548		838
549	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
550	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
551		843
552	$! ? ()	844	$! ? ()
553	: $data	845	: $data
554	}
555	}	846	}
556		847
557	sub db_put($$$) {	848	sub db_put($$$) {
558	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		878
588	my @data;	879	my @data;
589	my $md5;	880	my $md5;
590		881
591	for (0 .. $#$src) {	882	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	884	}
595		885
596	# if processing is expensive, check	886	# if processing is expensive, check
597	# checksum first	887	# checksum first
598	if (1) {	888	if (1) {
…		…
611		901
612	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
613	}	903	}
614	}	904	}
615		905
616	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
617	my $data = $process->(\@data);	907	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
619		909
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		911
622	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
625		915
…		…
635		925
636	=cut	926	=cut
637		927
638	sub datalog($@) {	928	sub datalog($@) {
639	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	931	}
642		932
643	=back	933	=back
644		934
645	=cut	935	=cut
646		936
647	#############################################################################	937	#############################################################################
648		938
649	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
650		940
651	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
652	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")
653	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
654		944
655	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>
656	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
657	Crossfire TRT).	947	Deliantra).
658		948
659	=over 4	949	=over 4
660		950
661	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
662		952
…		…
706	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
707		997
708	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
709	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
710		1000
711	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		1003
714	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
715		1005
716	=over 4	1006	=over 4
…		…
840		1130
841	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1133
844	} elsif (ref $type) {	1134	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
846		1136
847	} else {	1137	} else {
848	shift @arg;	1138	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
850	}	1140	}
851	}	1141	}
852	}	1142	}
853		1143
854	sub _object_attach {	1144	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
865	}	1155	}
866		1156
867	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
868	} else {	1158	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1160	}
871		1161
872	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
873	}	1163	}
874		1164
…		…
933		1223
934	for (@$callbacks) {	1224	for (@$callbacks) {
935	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
936		1226
937	if ($@) {	1227	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1229	override;
941	}	1230	}
942		1231
943	return 1 if $override;	1232	return 1 if $override;
944	}	1233	}
945		1234
946	0	1235	0
947	}	1236	}
948		1237
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1239
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1241
953	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
954		1243
…		…
960		1249
961	=cut	1250	=cut
962		1251
963	#############################################################################	1252	#############################################################################
964	# object support	1253	# object support
965	#
966		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#
967	sub _can_merge {	1288	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
969		1290
970	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1292
974	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
975	}	1295	}
976		1296
977	sub reattach {	1297	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1299	my ($obj) = @_;
980		1300
		1301	# no longer needed after getting rid of delete_package?
981	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
982		1303
983	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
984		1305
985	@$registry = ();	1306	@$registry = ();
986		1307
…		…
991	for (@$attach) {	1312	for (@$attach) {
992	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
994	}	1315	}
995	} else {	1316	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1318	}
998	}	1319	}
999	}	1320	}
1000		1321
1001	cf::attachable->attach (	1322	cf::attachable->attach (
1002	prio => -1000000,	1323	prio => -1000000,
1003	on_instantiate => sub {	1324	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1005		1326
1006	$data = from_json $data;	1327	$data = decode_json $data;
1007		1328
1008	for (@$data) {	1329	for (@$data) {
1009	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1010		1331
1011	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1346	);
1026		1347
1027	sub object_freezer_save {	1348	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1029		1350
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1351	sync_job {
1033	if (length $$rdata) {	1352	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1037		1357
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1365	aio_close $fh;
1043		1366
1044	if (@$objs) {	1367	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1376	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1378	}
1053	} else {	1379	} else {
1054	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1055	}	1381	}
1056		1382
1057	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1387	} else {
1059	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1060	}	1389	}
1061	} else {	1390	} else {
1062	aio_unlink $filename;	1391	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1064	}	1393	}
1065	};	1394	};
1066
1067	undef $guard;
1068	}	1395	}
1069		1396
1070	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1072		1399
…		…
1077		1404
1078	sub object_thawer_load {	1405	sub object_thawer_load {
1079	my ($filename) = @_;	1406	my ($filename) = @_;
1080		1407
1081	my ($data, $av);	1408	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1409
1085	(aio_load $filename, $data) >= 0	1410	(aio_load $filename, $data) >= 0
1086	or return;	1411	or return;
1087		1412
1088	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1415	or return;
1091		1416
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1094	}	1419	}
1095		1420
1096	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1099		1425
1100	($data, $av)	1426	($data, $av)
1101	}	1427	}
1102		1428
1103	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1107	=cut	1433	=cut
1108		1434
1109	#############################################################################	1435	#############################################################################
1110	# command handling &c	1436	# command handling &c
1111		1437
1112	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1113		1439
1114	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
1115	$name.	1441	$name.
1116		1442
1117	=cut	1443	=cut
…		…
1123	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1124		1450
1125	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1126	}	1452	}
1127		1453
1128	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1129		1455
1130	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1131	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
1132	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
1133	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
1134	has logged in successfully.	1460	has logged in successfully.
1135		1461
1136	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1137	called.
1138		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
1139	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1140		1470
1141	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1142	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
1143	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
1144	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
1145	log-in.	1475	log-in.
1146		1476
1147	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1148	called.
1149		1478
1150	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1151		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
1152	sub register_extcmd {	1486	sub register_extcmd($$) {
1153	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1154		1488
1155	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1156	}	1490	}
1157		1491
1158	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1159	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1160		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1161	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1162	}	1502	}
1163		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1164	cf::player->attach (	1512	cf::player->attach (
1165	on_command => sub {	1513	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1167		1515
1168	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1169	or return;	1517	or return;
1170		1518
…		…
1178	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1179		1527
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1529
1182	if (ref $msg) {	1530	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1532
1188	my @reply;
1189
1190	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}) {
1191	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1192	}	1551	}
1193		1552
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196
1197	} else {	1553	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1555	}
1200		1556
1201	cf::override;	1557	cf::override;
1202	},	1558	},
1203	);	1559	);
1204		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
1205	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1206	cf::sync_job {	1590	cf::sync_job {
1207	my %todo;	1591	my %todo;
1208		1592
1209	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1594	next unless -r $path;
…		…
1228		1612
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1615
1232	$ext{source} =	1616	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1235	. $source	1619	. $source
1236	. "\n};\n1";	1620	. "\n};\n1";
1237		1621
1238	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1239	}	1623	}
1240		1624
		1625	my $pass = 0;
1241	my %done;	1626	my %done;
1242	while (%todo) {	1627	while (%todo) {
1243	my $progress;	1628	my $progress;
1244		1629
		1630	++$pass;
		1631
		1632	ext:
1245	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1635	next ext
1248	unless exists $done{$_};	1636	unless exists $done{$_};
1249	}	1637	}
1250		1638
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1640
1253	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 $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1258	warn $msg;	1657
1259	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1659	delete $todo{$k};
1261	}	1660	} else {
1262		1661	$done{$k} = delete $todo{$k};
1263	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1264	}	1667	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1668	}
1270		1669
1271	skip:	1670	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1274	}	1680	}
1275	};	1681	};
1276	}	1682	}
1277		1683
1278	#############################################################################	1684	#############################################################################
1279		1685
1280	=back	1686	=back
1281		1687
1282	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1283		1689
1284	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1285		1691
1286	=cut	1692	=cut
1287		1693
1288	package cf::player;	1694	package cf::player;
1289		1695
…		…
1332		1738
1333	sub exists($) {	1739	sub exists($) {
1334	my ($login) = @_;	1740	my ($login) = @_;
1335		1741
1336	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1338	}	1744	}
1339		1745
1340	sub find($) {	1746	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1748	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1759
1354	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1761	or return;
1356		1762
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1359	or return;	1764	or return;
		1765
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1363	}	1769	}
1364	}	1770	}
1365	}	1771	}
1366		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1367	sub save($) {	1786	sub save($) {
1368	my ($pl) = @_;	1787	my ($pl) = @_;
1369		1788
1370	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1371		1790
…		…
1374		1793
1375	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1376		1795
1377	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1803
1380	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1805	cf::cede_to_tick;
1382	}	1806	}
1383		1807
…		…
1415	my ($pl) = @_;	1839	my ($pl) = @_;
1416		1840
1417	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1418		1842
1419	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1420	$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
1421		1845
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1425	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1426		1854
1427	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1467		1895
1468	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1469	my $path = path $login;	1897	my $path = path $login;
1470		1898
1471	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1905	}
1477		1906
…		…
1481		1910
1482	\@logins	1911	\@logins
1483	}	1912	}
1484		1913
1485	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1486		1917
1487	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1488	player. May block.	1919	player. May block.
1489		1920
1490	=cut	1921	=cut
…		…
1508	}	1939	}
1509		1940
1510	\@paths	1941	\@paths
1511	}	1942	}
1512		1943
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1945
1515	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1947
1576	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1577		1949
1578	Sends an ext event to the client.	1950	Sends an ext event to the client.
1579		1951
…		…
1599		1971
1600	=cut	1972	=cut
1601		1973
1602	sub find_by_path($) {	1974	sub find_by_path($) {
1603	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1604		1978
1605	my ($match, $specificity);	1979	my ($match, $specificity);
1606		1980
1607	for my $region (list) {	1981	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1636		2010
1637	sub generate_random_map {	2011	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1640	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	2017	}
1654		2018
1655	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1656		2020
1657	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
…		…
1662		2026
1663	sub register {	2027	sub register {
1664	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2029	my $pkg = caller;
1666		2030
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2032
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2034	}
1672		2035
1673	# also paths starting with '/'	2036	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2038
1676	sub thawer_merge {	2039	sub thawer_merge {
1677	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1678		2041
1679	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1684	}	2047	}
1685		2048
1686	sub normalise {	2049	sub normalise {
1687	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1688		2051
1689	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1690		2053
1691	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1692		2055
1693	# map plan:	2056	# map plan:
1694	#	2057	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2073	$path = "$base/$path";
1711	}	2074	}
1712		2075
1713	for ($path) {	2076	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1717	}	2079	}
1718		2080
1719	$path	2081	$path
…		…
1733	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1734	return $self;	2096	return $self;
1735	}	2097	}
1736	}	2098	}
1737		2099
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2101	()
1740	}	2102	}
1741		2103
		2104	# may re-bless or do other evil things
1742	sub init {	2105	sub init {
1743	my ($self) = @_;	2106	my ($self) = @_;
1744		2107
1745	$self	2108	$self
1746	}	2109	}
…		…
1765		2128
1766	# the temporary/swap location	2129	# the temporary/swap location
1767	sub save_path {	2130	sub save_path {
1768	my ($self) = @_;	2131	my ($self) = @_;
1769		2132
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1772	}	2135	}
1773		2136
1774	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1775	sub uniq_path {	2138	sub uniq_path {
1776	my ($self) = @_;	2139	my ($self) = @_;
1777		2140
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2143	}
1790		2144
1791	sub decay_objects {	2145	sub decay_objects {
1792	my ($self) = @_;	2146	my ($self) = @_;
1793		2147
…		…
1820	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1821		2175
1822	1	2176	1
1823	}	2177	}
1824		2178
		2179	# used to laod the header of an original map
1825	sub load_header_orig {	2180	sub load_header_orig {
1826	my ($self) = @_;	2181	my ($self) = @_;
1827		2182
1828	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1829	}	2184	}
1830		2185
		2186	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2187	sub load_header_temp {
1832	my ($self) = @_;	2188	my ($self) = @_;
1833		2189
1834	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1835	}	2191	}
1836		2192
		2193	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2194	sub prepare_temp {
1838	my ($self) = @_;	2195	my ($self) = @_;
1839		2196
1840	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1842	# safety	2199	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2202	}
1846		2203
		2204	# called after loading the header from an original map
1847	sub prepare_orig {	2205	sub prepare_orig {
1848	my ($self) = @_;	2206	my ($self) = @_;
1849		2207
1850	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2233
1876	sub find;	2234	sub find;
1877	sub find {	2235	sub find {
1878	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1879		2237
		2238	cf::cede_to_tick;
		2239
1880	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1881		2241
1882	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2244
1885	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1890	or return;	2247	or return;
1891		2248
1892	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1893		2250
…		…
1895	or return;	2252	or return;
1896		2253
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1900	undef $guard1;	2258	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2259	$map->reset;
1903	return find $path;	2260	return find $path;
1904	}	2261	}
1905		2262
1906	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1907	}	2264	}
1908	}	2265	}
1909		2266
1910	sub pre_load { }	2267	sub pre_load { }
1911	sub post_load { }	2268	#sub post_load { } # XS
1912		2269
1913	sub load {	2270	sub load {
1914	my ($self) = @_;	2271	my ($self) = @_;
1915		2272
1916	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2276
1920	{	2277	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1922		2279
1923	return unless $self->valid;	2280	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2282
1928	$self->alloc;	2283	$self->alloc;
1929		2284
1930	$self->pre_load;	2285	$self->pre_load;
1931	cf::cede_to_tick;	2286	cf::cede_to_tick;
1932		2287
		2288	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2290	$f->skip_block;
1935	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1936	or return;	2292	or return;
1937		2293
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1939	if delete $self->{load_original};	2295	if delete $self->{load_original};
1940		2296
1941	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2298	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2301	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1948	}	2305	}
1949	}	2306	}
1950	}
1951		2307
1952	$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);
1953		2315
1954	cf::cede_to_tick;	2316	cf::cede_to_tick;
1955	# now do the right thing for maps	2317	# now do the right thing for maps
1956	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2324	$self->decay_objects;
1963	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1964	$self->update_buttons;	2326	$self->update_buttons;
1965	cf::cede_to_tick;	2327	cf::cede_to_tick;
1966	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2329	}
1970		2330
1971	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2333	}
1976		2334
1977	$self->post_load;	2335	$self->post_load;
1978	}
1979		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
1980	sub customise_for {	2343	sub customise_for {
1981	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1982		2345
1983	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2347	if $self->per_player;
…		…
1987	# if $self->per_party;	2350	# if $self->per_party;
1988		2351
1989	$self	2352	$self
1990	}	2353	}
1991		2354
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2355	sub find_sync {
2019	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2020		2357
2021	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
2022	}	2363	}
2023		2364
2024	sub do_load_sync {	2365	sub do_load_sync {
2025	my ($map) = @_;	2366	my ($map) = @_;
2026		2367
		2368	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2029		2371
2030	cf::sync_job { $map->load };	2372	$map->load;
2031	}	2373	}
2032		2374
2033	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2035		2377
2036	sub find_async {	2378	sub find_async {
2037	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2038		2380
2039	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2040		2382
2041	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2043	}	2385	}
2044		2386
2045	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2046		2388
2047	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2048	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2394	if (my $map = find $k) {
2051	$map->load if $v;	2395	$map->load if $v;
2052	}	2396	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2060		2404
2061	()	2405	()
2062	}	2406	}
2063		2407
		2408	# common code, used by both ->save and ->swapout
2064	sub save {	2409	sub _save {
2065	my ($self) = @_;	2410	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2411
2069	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2070		2413
2071	return unless $self->dirty;	2414	return unless $self->dirty;
2072		2415
…		…
2078	return if $self->{deny_save};	2421	return if $self->{deny_save};
2079		2422
2080	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2081		2424
2082	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2084	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2085		2431
2086	if ($uniq) {	2432	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2435	} else {
2090	$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);
2091	}	2437	}
2092	}	2438	}
2093		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2094	sub swap_out {	2448	sub swap_out {
2095	my ($self) = @_;	2449	my ($self) = @_;
2096		2450
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2102	return if $self->players;	2455	return if $self->players;
2103	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
2104	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2105		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
2106	$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};
2107		2507
2108	$self->deactivate;	2508	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2510	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2511
2156	$self->unlink_save;	2512	$self->unlink_save;
2157	$self->destroy;	2513	$self->destroy;
2158	}	2514	}
2159		2515
…		…
2167		2523
2168	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2169		2525
2170	$self->unlink_save;	2526	$self->unlink_save;
2171		2527
2172	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2533
…		…
2226		2582
2227	sub unique_maps() {	2583	sub unique_maps() {
2228	[	2584	[
2229	map {	2585	map {
2230	utf8::decode $_;	2586	utf8::decode $_;
2231	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2232	? normalise $_	2590	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2592	]
2236	}	2593	}
2237		2594
2238	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	}
2239		2626
2240	=back	2627	=back
2241		2628
2242	=head3 cf::object	2629	=head3 cf::object
2243		2630
…		…
2247		2634
2248	=over 4	2635	=over 4
2249		2636
2250	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2251		2638
2252	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.
2253		2641
2254	=cut	2642	=cut
2255		2643
2256	sub inv_recursive_;	2644	sub inv_recursive_;
2257	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2263	}	2651	}
2264		2652
2265	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2266		2654
2267	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.
2268		2656
2269	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2270		2658
2271	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,
2272	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2274	=cut	2662	=cut
2275		2663
2276	sub deref {	2664	sub deref {
2277	my ($ref) = @_;	2665	my ($ref) = @_;
2278		2666
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2670	or return;
2286	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2287	or return;	2672	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2309		2694
2310	=cut	2695	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2712	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2728
2330	} else {	2729	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2732	}
2334	}	2733	}
2335	}	2734	}
2336		2735
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2761
2363	=item $player_object->enter_link	2762	=item $player_object->enter_link
2364		2763
2365	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}>).
2366		2765
2367	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.
2368	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.
2369		2770
2370	Will never block.	2771	Will never block.
2371		2772
2372	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2373		2774
…		…
2393	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2795	my ($self) = @_;
2395		2796
2396	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2397		2798
		2799	++$self->{_link_recursion};
		2800
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2802
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2402		2805
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2807	}
2405		2808
2406	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2408		2811
…		…
2425	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2427		2830
2428	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2431		2834
2432	$map->load;	2835	$map->load;
2433	$map->load_neighbours;
2434		2836
2435	return unless $self->contr->active;	2837	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2838
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2440	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2441		2846
		2847	}
		2848
2442	=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)]])
2443		2850
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2855	be called at the end of this process.
2449		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
2450	=cut	2860	=cut
2451		2861
2452	our $GOTOGEN;	2862	our $GOTOGEN;
2453		2863
2454	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2866
		2867	if ($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
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2875
2460	$self->enter_link;	2876	$self->enter_link;
2461		2877
2462	(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
2463	my $map = eval {	2900	my $map = eval {
2464	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2465		2902
2466	if ($map) {	2903	if ($map) {
2467	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2469	} else {	2906	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2908	}
2472		2909
2473	$map	2910	$map
2474	};	2911	};
2475		2912
…		…
2481	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2482	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2483	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2484	}	2921	}
2485		2922
2486	$done->() if $done;	2923	$done->($self) if $done;
2487	})->prio (1);	2924	})->prio (1);
2488	}	2925	}
2489		2926
2490	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2491		2928
…		…
2511	}	2948	}
2512		2949
2513	sub prepare_random_map {	2950	sub prepare_random_map {
2514	my ($exit) = @_;	2951	my ($exit) = @_;
2515		2952
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2955	# that depends on the exit object
2521		2956
2522	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2959	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2529	}	2966	}
2530		2967
2531	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2532		2969
2533	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2536		2973
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2976	undef $fh;
2540	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2541		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2544	}	2985	}
2545	}	2986	}
2546		2987
2547	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2549		2990
2550	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2551		2992
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2993	$self->enter_link;
2564		2994
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2995	(async {
2570	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2571	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
2572	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2573		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
2574	1;	3034	1
2575	}) {	3035	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "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. "
2578	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2580		3040
2581	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2582	$self->leave_link;	3042	$self->leave_link;
2583	}	3043	}
2584	})->prio (1);	3044	})->prio (1);
2585	}	3045	}
2586		3046
…		…
2598	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2600		3060
2601	utf8::encode $text;	3061	utf8::encode $text;
2602	$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);
2603	}	3088	}
2604		3089
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		3091
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2611		3096
2612	=cut	3097	=cut
2613		3098
		3099	# non-persistent channels (usually the info channel)
2614	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	},
2615	"c/identify" => {	3107	"c/identify" => {
2616	id => "identify",	3108	id => "infobox",
2617	title => "Identify",	3109	title => "Identify",
2618	reply => undef,	3110	reply => undef,
2619	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2620	},	3112	},
2621	"c/examine" => {	3113	"c/examine" => {
2622	id => "examine",	3114	id => "infobox",
2623	title => "Examine",	3115	title => "Examine",
2624	reply => undef,	3116	reply => undef,
2625	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2626	},	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" => $CHAT_CHANNEL,
2627	);	3211	);
2628		3212
2629	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2631		3215
2632	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2633		3218
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3220
2636	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2638		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2639	if (ref $channel) {	3228	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3233	}
2646		3234
2647	$channel = $channel->{id};	3235	$channel = $channel->{id};
2648	}	3236	}
2649		3237
2650	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2651		3239
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3240	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2656		3243
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3247	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3248
2671	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3250	}
2685		3251
2686	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2687		3253
2688	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2690	=cut	3256	=cut
2691		3257
2692	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2694		3260
2695	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}
2701	}
2702
2703	=item $client->ext_reply ($msgid, @msg)
2704
2705	Sends an ext reply to the client.
2706
2707	=cut
2708
2709	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;
2711
2712	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}
2719	}	3262	}
2720		3263
2721	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2722		3265
2723	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2778	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2779		3322
2780	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2781		3324
2782	if (ref $msg) {	3325	if (ref $msg) {
2783	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2784	"ARRAY" eq ref $msg
2785	? @$msg
2786	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2787		3327
2788	my @reply;
2789
2790	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}) {
2791	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2792	}	3346	}
2793
2794	$ns->ext_reply ($reply, @reply)
2795	if $reply;
2796
2797	} else {	3347	} else {
2798	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";
2799	}	3349	}
2800		3350
2801	cf::override;	3351	cf::override;
2802	},	3352	},
2803	);	3353	);
…		…
2823		3373
2824	$coro	3374	$coro
2825	}	3375	}
2826		3376
2827	cf::client->attach (	3377	cf::client->attach (
2828	on_destroy => sub {	3378	on_client_destroy => sub {
2829	my ($ns) = @_;	3379	my ($ns) = @_;
2830		3380
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3382	},
2833	);	3383	);
…		…
2849	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2850		3400
2851	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2852		3402
2853	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2856	sort time	3406	sort time
2857	));	3407	));
2858		3408
2859	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2861	=pod	3411	=pod
2862		3412
2863	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2864		3414
2865	cf::object	3415	cf::object
2866	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
2867	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2868		3419
2869	cf::object::player	3420	cf::object::player
2870	player	3421	player
2871		3422
2872	cf::player	3423	cf::player
…		…
2877		3428
2878	=cut	3429	=cut
2879		3430
2880	for (	3431	for (
2881	["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
2882	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2887	) {	3438	) {
2888	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2891	for @funs;	3441	for @funs;
2892	}	3442	}
2893		3443
…		…
2908		3458
2909	my $qcode = $code;	3459	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2912		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2913	local $_;	3466	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3467
2916	my $eval =	3468	my $eval =
2917	"do {\n"	3469	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3472	. $code
2921	. "\n}"	3473	. "\n}"
2922	;	3474	;
2923		3475
		3476	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	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	}
2927		3485
2928	if ($@) {	3486	if ($@) {
2929	warn "$@";	3487	warn "$@",
2930	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2931	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2932	}	3490	}
2933		3491
2934	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2935	}	3493	}
2936		3494
…		…
2950	=cut	3508	=cut
2951		3509
2952	sub register_script_function {	3510	sub register_script_function {
2953	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2954		3512
2955	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2957	}	3515	}
2958		3516
2959	=back	3517	=back
2960		3518
2961	=cut	3519	=cut
2962		3520
2963	#############################################################################	3521	#############################################################################
2964	# the server's init and main functions	3522	# the server's init and main functions
2965		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
2966	sub load_facedata($) {	3596	sub load_facedata($) {
2967	my ($path) = @_;	3597	my ($path) = @_;
2968		3598
2969	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();
2972
2973	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2974		3600
2975	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
2976		3602
2977	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
2978	0 < aio_load $path, $facedata
2979	or die "$path: $!";
2980
2981	$facedata = Coro::Storable::thaw $facedata;
2982		3604
2983	$facedata->{version} == 2	3605	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2985		3607
2986	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2987	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
2988	type => FT_RSRC,	3610
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2990	};	3612
2991	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
2992		3616
2993	{	3617	{
2994	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
2995		3619
2996	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
2998	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
3002		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3003	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
3004	}	3630	}
3005		3631
3006	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
3008	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
3009	or next;	3636	or next;
		3637
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3641	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
3015	}	3643	}
3016
3017	cf::cede_to_tick;
3018	}	3644	}
3019	}	3645	}
3020		3646
3021	{	3647	{
3022	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
3023		3649
3024	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
3025	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
3026	cf::cede_to_tick;
3027	}	3652	}
3028		3653
3029	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3030	}	3655	}
3031		3656
3032	{	3657	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3036		3659
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
		3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3664
3043	if ($info->{type} & 1) {	3665	cf::face::set_type $idx, $type;
3044	# prepend meta info	3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
3045		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3046	my $meta = $enc->encode ({	3668	$FACEHASH{$info->{hash}} = $idx;#d#
3047	name => $name,
3048	%{ $info->{meta} || {} },
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3669	} else {
3053	$data = $info->{data};	3670	# $RESOURCE{$name} = $info; # unused
3054	}	3671	}
3055
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;
3060	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}	3672	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
		3684
		3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3686
		3687	aio_close $fh if $fh; # close old facedata
3080		3688
3081	1	3689	1
3082	}	3690	}
3083		3691
3084	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
…		…
3086		3694
3087	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3696	$ns->fx_want ($k, $v);
3089	}	3697	}
3090	};	3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
3091		3722
3092	sub reload_regions {	3723	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3725	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3726	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3102	if exists $_->{match};	3733	if exists $_->{match};
3103	}	3734	}
3104	}	3735	}
3105		3736
3106	sub reload_facedata {	3737	sub reload_facedata {
3107	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3108	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3109	}	3740	}
3110		3741
3111	sub reload_archetypes {	3742	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references	3745
3115	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
3116	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
3117	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3118	or die "unable to load archetypes\n";	3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3119	}	3754	}
3120		3755
3121	sub reload_treasures {	3756	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3124	}	3759	}
3125		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3126	sub reload_resources {	3781	sub reload_resources {
3127	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3128		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3129	reload_regions;	3789	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3790	reload_treasures;
3134		3791
3135	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3793	}
3141		3794
3142	sub reload_config {	3795	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3144	or return;
3145		3797
3146	local $/;	3798	my $config = load_file "$CONFDIR/config";
3147	*CFG = YAML::Syck::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3148		3801
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3150		3803
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3153		3806
3154	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3158	};	3811	};
3159	warn $@ if $@;	3812	warn $@ if $@;
3160	}	3813	}
3161	}	3814	}
3162		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3163	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3164	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3857	(async {
3168	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3170	};	3861	};
3171		3862
		3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
3172	reload_config;	3877	reload_config;
3173	db_init;	3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
3174	load_extensions;	3887	load_extensions;
3175		3888
3176	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3178	}	3906	}
3179		3907
3180	#############################################################################	3908	#############################################################################
3181	# initialisation and cleanup	3909	# initialisation and cleanup
3182		3910
3183	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3184	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3193	},
3194	);	3917	};
3195	}	3918	}
3196	}	3919	}
3197		3920
3198	sub write_runtime {	3921	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3200		3923
3201	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3203		3926
3204	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3928
3206	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3207		3930
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3932	or return;
3210		3933
3211	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3224		3947
3225	close $fh	3948	close $fh
3226	or return;	3949	or return;
3227		3950
3228	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3952	and return;
3230		3953
3231	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3955
3233	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
3234	}	4007	}
3235		4008
3236	sub emergency_save() {	4009	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3238		4011
3239	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3240		4018
3241	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3242	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	4030	$pl->save;
3250	}	4031	}
3251	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3252		4033
3253	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	4039	$map->valid or next;
3257	$map->save;	4040	$map->save;
3258	}	4041	}
3259	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3260		4043
3261	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3264	};	4072	};
3265		4073
3266	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3267	}	4075	}
3268		4076
3269	sub post_cleanup {	4077	sub post_cleanup {
3270	my ($make_core) = @_;	4078	my ($make_core) = @_;
3271		4079
		4080	IO::AIO::flush;
		4081
3272	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3274	}	4112	}
3275		4113
3276	sub do_reload_perl() {	4114	sub do_reload_perl() {
3277	# can/must only be called in main	4115	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3279	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3280	return;	4118	return;
3281	}	4119	}
3282		4120
3283	warn "reloading...";	4121	return if $RELOAD++;
3284		4122
3285	warn "entering sync_job";	4123	my $t1 = AE::time;
3286		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3287	cf::sync_job {	4131	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark
3289	cf::emergency_save;	4132	#cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark
3291		4133
3292	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;
3294
3295	# if anything goes wrong in here, we should simply crash as we already saved
3296
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;
3308	warn "iterate...";
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();	4136	%EXT_CORO = ();
3316		4137
3317	warn "removing commands";	4138	trace "perl_reload: removing commands";
3318	%COMMAND = ();	4139	%COMMAND = ();
3319		4140
3320	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3321	%EXTCMD = ();	4142	%EXTCMD = ();
3322	%EXTICMD = ();	4143	%EXTICMD = ();
3323		4144
3324	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3327		4148
3328	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3329	eval {	4150	eval {
3330	$cb->($pkg);	4151	$cb->($pkg);
3331	1	4152	1
3332	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3333	}	4158	}
3334		4159
3335	warn "... nuking $pkg";
3336	Symbol::delete_package $pkg;
3337	}
3338
3339	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3340	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		4163
3343	warn "... unloading $k";	4164	trace "... unloading $k";
3344	delete $INC{$k};	4165	delete $INC{$k};
3345		4166
3346	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3348		4169
3349	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3350	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3351	}	4175	}
3352		4176
3353	Symbol::delete_package $k;
3354	}
3355
3356	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		4180
3360	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		4184
3364	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3365	# and global variables created in xs	4186	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3367		4188
3368	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3369		4190
3370	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3371	require cf;	4192	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3373		4194
3374	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3375	cf::reload_config;	4196	cf::reload_config;
3376		4197
3377	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3378	cf::load_extensions;	4199	cf::load_extensions;
3379		4200
		4201	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3383	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3386		4209
3387	warn "leaving sync_job";	4210	cf::_post_init 1;
3388		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3389	1	4214	1
3390	} or do {	4215	} or do {
3391	warn $@;	4216	error $@;
3392	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3393	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3394	};	4221	}
3395		4222
3396	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3397	};	4225	};
3398		4226
3399	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3400		4228
3401	sub reload_perl() {	4229	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3404		4232
3405	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	4235
3408	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	4237	do_reload_perl;
3411	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3412	},	4239	};
3413	);	4240	};
3414	}	4241	}
3415		4242
3416	register_command "reload" => sub {	4243	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3418		4245
3419	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	4250	reload_perl;
		4251	};
3422	}	4252	}
3423	};	4253	};
3424		4254
3425	unshift @INC, $LIBDIR;	4255	#############################################################################
3426		4256
3427	my $bug_warning = 0;	4257	my $bug_warning = 0;
3428		4258
3429	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;
3431
3432	sub wait_for_tick {	4259	sub wait_for_tick() {
3433	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3434	return if $Coro::current == $Coro::main;
3435		4261
3436	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3437	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;
3439	}	4263	}
3440		4264
3441	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3442	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3443	return if $Coro::current == $Coro::main;
3444		4267
3445	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	4270	$signal->wait;
3448	}	4271	}
3449		4272
3450	my $min = 1e6;#d#	4273	sub tick {
3451	my $avg = 10;
3452	$TICK_WATCHER = Event->timer (
3453	reentrant => 0,
3454	parked => 1,
3455	prio => 0,
3456	at => $NEXT_TICK || $TICK,
3457	data => WF_AUTOCANCEL,
3458	cb => sub {
3459	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3460	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3461	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3462	return;	4277	return;
3463	}	4278	}
3464		4279
3465	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3466		4281
3467	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3468		4283
3469	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3470	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3471	my $t = Event::time;	4286	Coro::async_pool {
3472	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3473	or die;	4288	write_runtime_sync
3474		4289	or error "ERROR: unable to write runtime file: $!";
3475	$map->width (50);
3476	$map->height (50);
3477	$map->alloc;
3478	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3479	my $t = Event::time - $t;
3480
3481	#next unless $t < 0.0013;#d#
3482	if ($t < $min) {
3483	$min = $t;
3484	}
3485	$avg = $avg * 0.99 + $t * 0.01;
3486	}
3487	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3488	exit 0;
3489	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3490	};	4290	};
		4291	}
3491		4292
3492	$RUNTIME += $TICK;
3493	$NEXT_TICK += $TICK;
3494
3495	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3496	$NEXT_RUNTIME_WRITE = $NOW + 10;
3497	Coro::async_pool {
3498	write_runtime
3499	or warn "ERROR: unable to write runtime file: $!";
3500	};
3501	}
3502
3503	# my $AFTER = Event::time;
3504	# warn $AFTER - $NOW;#d#
3505
3506	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3507	$sig->send;	4294	$sig->send;
3508	}	4295	}
3509	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3510	$sig->send;
3511	}
3512		4297
3513	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3514
3515	# if we are delayed by four ticks or more, skip them all
3516	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3517
3518	$TICK_WATCHER->at ($NEXT_TICK);
3519	$TICK_WATCHER->start;
3520
3521	$LOAD = ($NOW - $tick_start) / $TICK;
3522	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3523		4300
3524	_post_tick;	4301	if (0) {
3525		4302	if ($NEXT_TICK) {
3526		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3527	},	4307	}
3528	);	4308	}
3529		4309
3530	{	4310	{
		4311	# configure BDB
		4312	info "initialising database";
		4313
3531	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3532	BDB::max_poll_time $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3533	$BDB_POLL_WATCHER = Event->io (	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3534	reentrant => 0,
3535	fd => BDB::poll_fileno,
3536	poll => 'r',
3537	prio => 0,
3538	data => WF_AUTOCANCEL,
3539	cb => \&BDB::poll_cb,
3540	);
3541
3542	BDB::set_sync_prepare {
3543	my $status;
3544	my $current = $Coro::current;
3545	(
3546	sub {
3547	$status = $!;
3548	$current->ready; undef $current;
3549	},
3550	sub {
3551	Coro::schedule while defined $current;
3552	$! = $status;
3553	},
3554	)
3555	};
3556		4317
3557	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3558	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
		4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3559		4325
3560	cf::sync_job {	4326	cf::sync_job {
3561	eval {	4327	eval {
3562	BDB::db_env_open	4328	BDB::db_env_open
3563	$DB_ENV,	4329	$DB_ENV,
…		…
3565	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3566	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3567	0666;	4333	0666;
3568		4334
3569	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3570
3571	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3572	| BDB::LOG_AUTOREMOVE, 1);
3573	$DB_ENV->set_lk_detect;
3574	};	4336	};
3575		4337
3576	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3577	};	4339	};
3578	}	4340	}
3579		4341
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3581	after => 11,	4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3582	interval => 60,	4344	};
3583	hard => 1,	4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4347	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4350	};
		4351
		4352	info "database initialised";
3600	}	4353	}
3601		4354
3602	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3603	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,	4362	info "aio initialised";
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4363	}
3616		4364
3617	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3618		4367
3619	sub _log_backtrace {	4368	sub _log_backtrace {
3620	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3621		4370
3622	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3623		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3624	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3626	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3627	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3628	my @bt = fork_call {	4384	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4387	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3640	}	4396	}
3641		4397
3642	@funcs	4398	@funcs
3643	};	4399	};
3644		4400
3645	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4404	--$_log_backtrace;
3648	};	4405	};
3649	} else {	4406	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3652	}	4409	}
3653	}	4410	}
3654		4411
3655	# load additional modules	4412	# load additional modules
3656	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3657		4415
3658	END { cf::emergency_save }	4416	END { cf::emergency_save }
3659		4417
3660	1	4418	1
3661		4419

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