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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.613 by root, Mon Nov 26 13:12:16 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;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		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
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	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.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	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
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	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
179	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
180	that call.	282	that call.
181		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
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$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;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	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	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	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
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	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.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$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
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	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
345	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 less than zero, interactive jobs
		579	should use 100 or more.
346		580
347	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
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
359	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
360		598
361	while () {	599	while () {
362	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
363	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	605
365	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	610	$job->[2]->send;
369	Coro::cede;
370	goto next_job;	611	goto next_job;
371	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	614	}
373	}	615	}
374		616
375	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
377	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;
379	} else {	619	} else {
		620	$busy = 0;
380	Coro::schedule;	621	Coro::schedule;
381	}	622	}
382	}	623	}
383	};	624	};
384		625
385	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
386	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
387		630
388	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
389	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
390		634
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
404		648
405	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
406		650
407	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
408		652
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	656	acceptable.
413		657
414	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
415	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
…		…
419	=cut	663	=cut
420		664
421	sub sync_job(&) {	665	sub sync_job(&) {
422	my ($job) = @_;	666	my ($job) = @_;
423		667
424	if ($Coro::current == $Coro::main) {	668	if (in_main) {
425	my $time = Event::time;	669	my $time = AE::time;
426		670
427	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
429		673
430	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	675
432	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
433		677
434	my $busy = 1;	678	my $busy = 1;
435	my @res;	679	my @res;
436		680
437	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	683	@res = eval { $job->() };
439	warn $@ if $@;	684	error $@ if $@;
440	undef $busy;	685	undef $busy;
441	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
442		687
443	while ($busy) {	688	while ($busy) {
444	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
445	}	693	}
		694	}
446		695
447	$time = Event::time - $time;	696	my $time = AE::time - $time;
448		697
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
453		699
454	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
455	} else {	701	} else {
456	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
457		703
…		…
477	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
478		724
479	$coro	725	$coro
480	}	726	}
481		727
482	=item fork_call { }, $args	728	=item fork_call { }, @args
483		729
484	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
485	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
488		734
489	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
490		740
491	sub fork_call(&@) {	741	sub fork_call(&@) {
492	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
493		743
494	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)
497
498	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
499	reset_signals;	745	cf::post_fork;
500	&$cb	746	&$cb
501	}, @args;	747	} @args;
502		748
503	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
504	}	788	}
505		789
506	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
507		791
508	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
518	within each server.	802	within each server.
519		803
520	=cut	804	=cut
521		805
522	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
523	my ($name) = @_;	810	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
525		812
526	eval {	813	eval {
527	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
537	}	824	}
538		825
539	our $DB;	826	our $DB;
540		827
541	sub db_init {	828	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	829	$DB ||= db_table "db";
544	};
545	}	830	}
546		831
547	sub db_get($$) {	832	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
549		834
550	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
551	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
552		839
553	$! ? ()	840	$! ? ()
554	: $data	841	: $data
555	}
556	}	842	}
557		843
558	sub db_put($$$) {	844	sub db_put($$$) {
559	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		874
589	my @data;	875	my @data;
590	my $md5;	876	my $md5;
591		877
592	for (0 .. $#$src) {	878	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	880	}
596		881
597	# if processing is expensive, check	882	# if processing is expensive, check
598	# checksum first	883	# checksum first
599	if (1) {	884	if (1) {
…		…
612		897
613	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
614	}	899	}
615	}	900	}
616		901
617	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
618	my $data = $process->(\@data);	903	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
620		905
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		907
623	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
626		911
…		…
636		921
637	=cut	922	=cut
638		923
639	sub datalog($@) {	924	sub datalog($@) {
640	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	927	}
643		928
644	=back	929	=back
645		930
646	=cut	931	=cut
647		932
648	#############################################################################	933	#############################################################################
649		934
650	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
651		936
652	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
655		940
656	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	943	Deliantra).
659		944
660	=over 4	945	=over 4
661		946
662	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
663		948
…		…
707	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
708		993
709	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
711		996
712	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
714		999
715	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
716		1001
717	=over 4	1002	=over 4
…		…
841		1126
842	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1129
845	} elsif (ref $type) {	1130	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
847		1132
848	} else {	1133	} else {
849	shift @arg;	1134	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
851	}	1136	}
852	}	1137	}
853	}	1138	}
854		1139
855	sub _object_attach {	1140	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
866	}	1151	}
867		1152
868	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
869	} else {	1154	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1156	}
872		1157
873	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
874	}	1159	}
875		1160
…		…
934		1219
935	for (@$callbacks) {	1220	for (@$callbacks) {
936	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
937		1222
938	if ($@) {	1223	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1225	override;
942	}	1226	}
943		1227
944	return 1 if $override;	1228	return 1 if $override;
945	}	1229	}
946		1230
947	0	1231	0
948	}	1232	}
949		1233
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1235
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1237
954	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
955		1239
…		…
961		1245
962	=cut	1246	=cut
963		1247
964	#############################################################################	1248	#############################################################################
965	# object support	1249	# object support
966	#
967		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
968	sub _can_merge {	1284	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
970		1286
971	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1288
975	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
976	}	1291	}
977		1292
978	sub reattach {	1293	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1295	my ($obj) = @_;
981		1296
		1297	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1299
984	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
985		1301
986	@$registry = ();	1302	@$registry = ();
987		1303
…		…
992	for (@$attach) {	1308	for (@$attach) {
993	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
995	}	1311	}
996	} else {	1312	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1314	}
999	}	1315	}
1000	}	1316	}
1001		1317
1002	cf::attachable->attach (	1318	cf::attachable->attach (
1003	prio => -1000000,	1319	prio => -1000000,
1004	on_instantiate => sub {	1320	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1006		1322
1007	$data = from_json $data;	1323	$data = decode_json $data;
1008		1324
1009	for (@$data) {	1325	for (@$data) {
1010	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1011		1327
1012	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1342	);
1027		1343
1028	sub object_freezer_save {	1344	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1030		1346
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1347	sync_job {
1034	if (length $$rdata) {	1348	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1038		1353
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1043	close $fh;	1361	aio_close $fh;
1044		1362
1045	if (@$objs) {	1363	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1051	close $fh;	1372	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1374	}
1054	} else {	1375	} else {
1055	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1056	}	1377	}
1057		1378
1058	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1383	} else {
1060	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1061	}	1385	}
1062	} else {	1386	} else {
1063	aio_unlink $filename;	1387	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1065	}	1389	}
1066	};	1390	};
1067
1068	undef $guard;
1069	}	1391	}
1070		1392
1071	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1073		1395
…		…
1078		1400
1079	sub object_thawer_load {	1401	sub object_thawer_load {
1080	my ($filename) = @_;	1402	my ($filename) = @_;
1081		1403
1082	my ($data, $av);	1404	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1405
1086	(aio_load $filename, $data) >= 0	1406	(aio_load $filename, $data) >= 0
1087	or return;	1407	or return;
1088		1408
1089	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1411	or return;
1092		1412
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1095	}	1415	}
1096		1416
1097	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1100		1421
1101	($data, $av)	1422	($data, $av)
1102	}	1423	}
1103		1424
1104	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1108	=cut	1429	=cut
1109		1430
1110	#############################################################################	1431	#############################################################################
1111	# command handling &c	1432	# command handling &c
1112		1433
1113	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1114		1435
1115	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1116	$name.	1437	$name.
1117		1438
1118	=cut	1439	=cut
…		…
1124	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1125		1446
1126	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1127	}	1448	}
1128		1449
1129	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1130		1451
1131	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1132	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1133	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1134	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1135	has logged in successfully.	1456	has logged in successfully.
1136		1457
1137	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1138	called.
1139		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1140	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1141		1466
1142	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1143	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1144	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1145	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1146	log-in.	1471	log-in.
1147		1472
1148	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1149	called.
1150		1474
1151	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1152		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1153	sub register_extcmd {	1482	sub register_extcmd($$) {
1154	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1155		1484
1156	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1157	}	1486	}
1158		1487
1159	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1160	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1161		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1162	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1163	}	1498	}
1164		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1165	cf::player->attach (	1508	cf::player->attach (
1166	on_command => sub {	1509	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1168		1511
1169	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1170	or return;	1513	or return;
1171		1514
…		…
1179	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1180		1523
1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1182		1525
1183	if (ref $msg) {	1526	if (ref $msg) {
1184	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1185	"ARRAY" eq ref $msg
1186	? @$msg
1187	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1188		1528
1189	my @reply;
1190
1191	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1192	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1193	}	1547	}
1194		1548
1195	$pl->ext_reply ($reply, @reply)
1196	if $reply;
1197
1198	} else {	1549	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1551	}
1201		1552
1202	cf::override;	1553	cf::override;
1203	},	1554	},
1204	);	1555	);
1205		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1206	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1207	cf::sync_job {	1586	cf::sync_job {
1208	my %todo;	1587	my %todo;
1209		1588
1210	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1590	next unless -r $path;
…		…
1229		1608
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1611
1233	$ext{source} =	1612	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1236	. $source	1615	. $source
1237	. "\n};\n1";	1616	. "\n};\n1";
1238		1617
1239	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1240	}	1619	}
1241		1620
		1621	my $pass = 0;
1242	my %done;	1622	my %done;
1243	while (%todo) {	1623	while (%todo) {
1244	my $progress;	1624	my $progress;
1245		1625
		1626	++$pass;
		1627
		1628	ext:
1246	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1631	next ext
1249	unless exists $done{$_};	1632	unless exists $done{$_};
1250	}	1633	}
1251		1634
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1636
1254	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1259	warn $msg;	1653
1260	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1655	delete $todo{$k};
1262	}	1656	} else {
1263		1657	$done{$k} = delete $todo{$k};
1264	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1265	}	1663	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1664	}
1271		1665
1272	skip:	1666	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1275	}	1676	}
1276	};	1677	};
1277	}	1678	}
1278		1679
1279	#############################################################################	1680	#############################################################################
1280		1681
1281	=back	1682	=back
1282		1683
1283	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1284		1685
1285	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1286		1687
1287	=cut	1688	=cut
1288		1689
1289	package cf::player;	1690	package cf::player;
1290		1691
…		…
1333		1734
1334	sub exists($) {	1735	sub exists($) {
1335	my ($login) = @_;	1736	my ($login) = @_;
1336		1737
1337	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1339	}	1740	}
1340		1741
1341	sub find($) {	1742	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1744	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1757	or return;
1357		1758
1358	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1359	or return;	1760	or return;
		1761
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1363	}	1765	}
1364	}	1766	}
1365	}	1767	}
1366		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1367	sub save($) {	1782	sub save($) {
1368	my ($pl) = @_;	1783	my ($pl) = @_;
1369		1784
1370	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1371		1786
…		…
1374		1789
1375	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1376		1791
1377	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1799
1380	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1801	cf::cede_to_tick;
1382	}	1802	}
1383		1803
…		…
1415	my ($pl) = @_;	1835	my ($pl) = @_;
1416		1836
1417	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1418		1838
1419	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1841
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1425	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1426		1850
1427	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1467		1891
1468	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1469	my $path = path $login;	1893	my $path = path $login;
1470		1894
1471	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1901	}
1477		1902
…		…
1481		1906
1482	\@logins	1907	\@logins
1483	}	1908	}
1484		1909
1485	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1486		1913
1487	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1488	player. May block.	1915	player. May block.
1489		1916
1490	=cut	1917	=cut
…		…
1508	}	1935	}
1509		1936
1510	\@paths	1937	\@paths
1511	}	1938	}
1512		1939
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1941
1515	Expand crossfire pod fragments into protocol xml.	1942	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		1943
1576	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1577		1945
1578	Sends an ext event to the client.	1946	Sends an ext event to the client.
1579		1947
…		…
1599		1967
1600	=cut	1968	=cut
1601		1969
1602	sub find_by_path($) {	1970	sub find_by_path($) {
1603	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1604		1974
1605	my ($match, $specificity);	1975	my ($match, $specificity);
1606		1976
1607	for my $region (list) {	1977	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1636		2006
1637	sub generate_random_map {	2007	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1640	$self->_create_random_map (	2012	$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	}	2013	}
1654		2014
1655	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1656		2016
1657	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1662		2022
1663	sub register {	2023	sub register {
1664	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2025	my $pkg = caller;
1666		2026
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2028
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2030	}
1672		2031
1673	# also paths starting with '/'	2032	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2034
1676	sub thawer_merge {	2035	sub thawer_merge {
1677	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1678		2037
1679	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1684	}	2043	}
1685		2044
1686	sub normalise {	2045	sub normalise {
1687	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1688		2047
1689	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1690		2049
1691	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1692		2051
1693	# map plan:	2052	# map plan:
1694	#	2053	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2069	$path = "$base/$path";
1711	}	2070	}
1712		2071
1713	for ($path) {	2072	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1717	}	2075	}
1718		2076
1719	$path	2077	$path
…		…
1733	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1734	return $self;	2092	return $self;
1735	}	2093	}
1736	}	2094	}
1737		2095
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2097	()
1740	}	2098	}
1741		2099
		2100	# may re-bless or do other evil things
1742	sub init {	2101	sub init {
1743	my ($self) = @_;	2102	my ($self) = @_;
1744		2103
1745	$self	2104	$self
1746	}	2105	}
…		…
1765		2124
1766	# the temporary/swap location	2125	# the temporary/swap location
1767	sub save_path {	2126	sub save_path {
1768	my ($self) = @_;	2127	my ($self) = @_;
1769		2128
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1772	}	2131	}
1773		2132
1774	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1775	sub uniq_path {	2134	sub uniq_path {
1776	my ($self) = @_;	2135	my ($self) = @_;
1777		2136
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2138	"$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	}	2139	}
1790		2140
1791	sub decay_objects {	2141	sub decay_objects {
1792	my ($self) = @_;	2142	my ($self) = @_;
1793		2143
…		…
1820	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1821		2171
1822	1	2172	1
1823	}	2173	}
1824		2174
		2175	# used to laod the header of an original map
1825	sub load_header_orig {	2176	sub load_header_orig {
1826	my ($self) = @_;	2177	my ($self) = @_;
1827		2178
1828	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1829	}	2180	}
1830		2181
		2182	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2183	sub load_header_temp {
1832	my ($self) = @_;	2184	my ($self) = @_;
1833		2185
1834	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1835	}	2187	}
1836		2188
		2189	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2190	sub prepare_temp {
1838	my ($self) = @_;	2191	my ($self) = @_;
1839		2192
1840	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1842	# safety	2195	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2198	}
1846		2199
		2200	# called after loading the header from an original map
1847	sub prepare_orig {	2201	sub prepare_orig {
1848	my ($self) = @_;	2202	my ($self) = @_;
1849		2203
1850	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2229
1876	sub find;	2230	sub find;
1877	sub find {	2231	sub find {
1878	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1879		2233
		2234	cf::cede_to_tick;
		2235
1880	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1881		2237
1882	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2240
1885	$cf::MAP{$path} || do {	2241	$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	2242	my $map = new_from_path cf::map $path
1890	or return;	2243	or return;
1891		2244
1892	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1893		2246
…		…
1895	or return;	2248	or return;
1896		2249
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1900	undef $guard1;	2254	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2255	$map->reset;
1903	return find $path;	2256	return find $path;
1904	}	2257	}
1905		2258
1906	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1907	}	2260	}
1908	}	2261	}
1909		2262
1910	sub pre_load { }	2263	sub pre_load { }
1911	sub post_load { }	2264	#sub post_load { } # XS
1912		2265
1913	sub load {	2266	sub load {
1914	my ($self) = @_;	2267	my ($self) = @_;
1915		2268
1916	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2272
1920	{	2273	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1922		2275
1923	return unless $self->valid;	2276	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2278
1928	$self->alloc;	2279	$self->alloc;
1929		2280
1930	$self->pre_load;	2281	$self->pre_load;
1931	cf::cede_to_tick;	2282	cf::cede_to_tick;
1932		2283
		2284	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2286	$f->skip_block;
1935	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1936	or return;	2288	or return;
1937		2289
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1939	if delete $self->{load_original};	2291	if delete $self->{load_original};
1940		2292
1941	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2294	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2297	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1948	}	2301	}
1949	}	2302	}
1950	}
1951		2303
1952	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1953		2311
1954	cf::cede_to_tick;	2312	cf::cede_to_tick;
1955	# now do the right thing for maps	2313	# now do the right thing for maps
1956	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2320	$self->decay_objects;
1963	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1964	$self->update_buttons;	2322	$self->update_buttons;
1965	cf::cede_to_tick;	2323	cf::cede_to_tick;
1966	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2325	}
1970		2326
1971	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2329	}
1976		2330
1977	$self->post_load;	2331	$self->post_load;
1978	}
1979		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2339	sub customise_for {
1981	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1982		2341
1983	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2343	if $self->per_player;
…		…
1987	# if $self->per_party;	2346	# if $self->per_party;
1988		2347
1989	$self	2348	$self
1990	}	2349	}
1991		2350
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 {	2351	sub find_sync {
2019	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2020		2353
2021	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2022	}	2359	}
2023		2360
2024	sub do_load_sync {	2361	sub do_load_sync {
2025	my ($map) = @_;	2362	my ($map) = @_;
2026		2363
		2364	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2029		2367
2030	cf::sync_job { $map->load };	2368	$map->load;
2031	}	2369	}
2032		2370
2033	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2035		2373
2036	sub find_async {	2374	sub find_async {
2037	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2038		2376
2039	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2040		2378
2041	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2043	}	2381	}
2044		2382
2045	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2046		2384
2047	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
2048	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2390	if (my $map = find $k) {
2051	$map->load if $v;	2391	$map->load if $v;
2052	}	2392	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2060		2400
2061	()	2401	()
2062	}	2402	}
2063		2403
		2404	# common code, used by both ->save and ->swapout
2064	sub save {	2405	sub _save {
2065	my ($self) = @_;	2406	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2407
2069	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2070		2409
2071	return unless $self->dirty;	2410	return unless $self->dirty;
2072		2411
…		…
2078	return if $self->{deny_save};	2417	return if $self->{deny_save};
2079		2418
2080	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2081		2420
2082	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2084	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2085		2427
2086	if ($uniq) {	2428	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2431	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2433	}
2092	}	2434	}
2093		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2094	sub swap_out {	2444	sub swap_out {
2095	my ($self) = @_;	2445	my ($self) = @_;
2096		2446
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2102	return if $self->players;	2451	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2105		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2106	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2107		2503
2108	$self->deactivate;	2504	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2506	$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		2507
2156	$self->unlink_save;	2508	$self->unlink_save;
2157	$self->destroy;	2509	$self->destroy;
2158	}	2510	}
2159		2511
…		…
2167		2519
2168	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2169		2521
2170	$self->unlink_save;	2522	$self->unlink_save;
2171		2523
2172	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2529
…		…
2226		2578
2227	sub unique_maps() {	2579	sub unique_maps() {
2228	[	2580	[
2229	map {	2581	map {
2230	utf8::decode $_;	2582	utf8::decode $_;
2231	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2232	? normalise $_	2586	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2588	]
2236	}	2589	}
2237		2590
2238	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2239		2622
2240	=back	2623	=back
2241		2624
2242	=head3 cf::object	2625	=head3 cf::object
2243		2626
…		…
2247		2630
2248	=over 4	2631	=over 4
2249		2632
2250	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2251		2634
2252	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2253		2637
2254	=cut	2638	=cut
2255		2639
2256	sub inv_recursive_;	2640	sub inv_recursive_;
2257	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2263	}	2647	}
2264		2648
2265	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2266		2650
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2652
2269	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2270		2654
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2272	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2273		2657
2274	=cut	2658	=cut
2275		2659
2276	sub deref {	2660	sub deref {
2277	my ($ref) = @_;	2661	my ($ref) = @_;
2278		2662
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2664	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2666	or return;
2286	$pl->ob->uuid eq $uuid	2667	$pl->ob->uuid eq $uuid
2287	or return;	2668	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2309		2690
2310	=cut	2691	=cut
2311		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2312	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2708	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2724
2330	} else {	2725	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2728	}
2334	}	2729	}
2335	}	2730	}
2336		2731
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2757
2363	=item $player_object->enter_link	2758	=item $player_object->enter_link
2364		2759
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2761
2367	The player should be reasonably safe there for short amounts of time. You	2762	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.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2369		2766
2370	Will never block.	2767	Will never block.
2371		2768
2372	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2373		2770
…		…
2393	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2791	my ($self) = @_;
2395		2792
2396	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2397		2794
		2795	++$self->{_link_recursion};
		2796
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2798
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2402		2801
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2803	}
2405		2804
2406	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2408		2807
…		…
2425	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2427		2826
2428	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2431		2830
2432	$map->load;	2831	$map->load;
2433	$map->load_neighbours;
2434		2832
2435	return unless $self->contr->active;	2833	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2834
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2440	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2441		2842
		2843	}
		2844
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2846
2444	Moves the player to the given map-path and coordinates by first freezing	2847	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	2848	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	2849	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	2850	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2851	be called at the end of this process.
2449		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2450	=cut	2856	=cut
2451		2857
2452	our $GOTOGEN;	2858	our $GOTOGEN;
2453		2859
2454	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
		2868
2457	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2871
2460	$self->enter_link;	2872	$self->enter_link;
2461		2873
2462	(async {	2874	(async {
		2875	$Coro::current->{desc} = "player::goto $path $x $y";
		2876
2463	# *tag paths override both path and x|y	2877	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2878	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2879	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2880	my $ob = $obs[rand @obs];
2467		2881
…		…
2478	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2479	}	2893	}
2480	}	2894	}
2481		2895
2482	my $map = eval {	2896	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2484		2898
2485	if ($map) {	2899	if ($map) {
2486	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2902	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2904	}
2491		2905
2492	$map	2906	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2503	}	2917	}
2504		2918
2505	$done->() if $done;	2919	$done->($self) if $done;
2506	})->prio (1);	2920	})->prio (1);
2507	}	2921	}
2508		2922
2509	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2510		2924
…		…
2530	}	2944	}
2531		2945
2532	sub prepare_random_map {	2946	sub prepare_random_map {
2533	my ($exit) = @_;	2947	my ($exit) = @_;
2534		2948
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2951	# that depends on the exit object
2540		2952
2541	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2955	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2548	}	2962	}
2549		2963
2550	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2551		2965
2552	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2555		2969
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2972	undef $fh;
2559	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2560		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2563	}	2981	}
2564	}	2982	}
2565		2983
2566	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2568		2986
2569	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2570		2988
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2989	$self->enter_link;
2583		2990
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2991	(async {
2589	$self->deactivate_recursive; # just to be sure	2992	$Coro::current->{desc} = "enter_exit";
		2993
2590	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2591	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2592		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2593	1;	3030	1
2594	}) {	3031	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2599		3036
2600	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	3038	$self->leave_link;
2602	}	3039	}
2603	})->prio (1);	3040	})->prio (1);
2604	}	3041	}
2605		3042
2606	=head3 cf::client	3043	=head3 cf::client
2607		3044
2608	=over 4	3045	=over 4
2609		3046
2610	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2611		3048
2612	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2613	should not be used under normal circumstances.	3050	them as required.
2614		3051
2615	=cut	3052	=cut
2616		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2617	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2618	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2619		3058
2620	utf8::encode $text;	3059	# try lzf for large packets
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2622	}	3070	}
2623		3071
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		3073
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2627	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2630		3078
2631	=cut	3079	=cut
2632		3080
		3081	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2634	"c/identify" => {	3089	"c/identify" => {
2635	id => "identify",	3090	id => "infobox",
2636	title => "Identify",	3091	title => "Identify",
2637	reply => undef,	3092	reply => undef,
2638	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
2639	},	3094	},
2640	"c/examine" => {	3095	"c/examine" => {
2641	id => "examine",	3096	id => "infobox",
2642	title => "Examine",	3097	title => "Examine",
2643	reply => undef,	3098	reply => undef,
2644	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
2645	},	3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
		3106	},
		3107	"c/book" => {
		3108	id => "infobox",
		3109	title => "Book",
		3110	reply => undef,
		3111	tooltip => "The contents of a note or book",
		3112	},
		3113	"c/lookat" => {
		3114	id => "infobox",
		3115	title => "Look",
		3116	reply => undef,
		3117	tooltip => "What you saw there",
		3118	},
		3119	"c/who" => {
		3120	id => "infobox",
		3121	title => "Players",
		3122	reply => undef,
		3123	tooltip => "Shows players who are currently online",
		3124	},
		3125	"c/body" => {
		3126	id => "infobox",
		3127	title => "Body Parts",
		3128	reply => undef,
		3129	tooltip => "Shows which body parts you posess and are available",
		3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
		3167	"c/uptime" => {
		3168	id => "infobox",
		3169	title => "Uptime",
		3170	reply => undef,
		3171	tooltip => "How long the server has been running since last restart",
		3172	},
		3173	"c/mapinfo" => {
		3174	id => "infobox",
		3175	title => "Map Info",
		3176	reply => undef,
		3177	tooltip => "Information related to the maps",
		3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2646	);	3199	);
2647		3200
2648	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2650		3203
2651	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2652		3206
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		3208
2655	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3210	if ($CHANNEL{$channel}) {
		3211	$channel = $CHANNEL{$channel};
2657		3212
		3213	$self->ext_msg (channel_info => $channel);
		3214	$channel = $channel->{id};
		3215
2658	if (ref $channel) {	3216	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	3220	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	3221	}
2665		3222
2666	$channel = $channel->{id};	3223	$channel = $channel->{id};
2667	}	3224	}
2668		3225
2669	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2670		3227
2671	if ($self->can_msg) {
2672	# default colour, mask it out	3228	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2675		3231
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	3232	my $pkt = "msg "
		3233	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	3235	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		3236
2690	$color &= cf::NDI_COLOR_MASK;	3237	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	3238	}
2704		3239
2705	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2706		3241
2707	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2709	=cut	3244	=cut
2710		3245
2711	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2713		3248
2714	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}
2720	}
2721
2722	=item $client->ext_reply ($msgid, @msg)
2723
2724	Sends an ext reply to the client.
2725
2726	=cut
2727
2728	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;
2730
2731	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}
2738	}	3250	}
2739		3251
2740	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2741		3253
2742	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2762		3274
2763	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
2764	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
2765		3277
2766	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our %COMMAND_FACE;
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = grep $_,
		3291	$COMMAND_FACE{preferred},
		3292	$COMMAND_FACE{standard},
		3293	$COMMAND_FACE{skill},
		3294	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3295	$COMMAND_FACE{emote},
		3296	;
		3297
		3298	$self->send_face ($_)
		3299	for @faces;
		3300	$self->flush_fx;
		3301
		3302	$self->ext_msg (command_list => @faces);
		3303	}
		3304
		3305	=item cf::client::set_command_face $type, $commands
		3306
		3307	=cut
		3308
		3309	sub cf::client::set_command_face {
		3310	my ($type, $list) = @_;
		3311
		3312	my $idx = &cf::face::set ( #d# ugly forward reference
		3313	"command_list/$type" => cf::FT_RSRC,
		3314	JSON::XS->new->utf8->encode ([ sort @$list ])
		3315	);
		3316
		3317	$COMMAND_FACE{$type} = $idx;
2767	}	3318	}
2768		3319
2769	cf::client->attach (	3320	cf::client->attach (
2770	on_connect => sub {	3321	on_connect => sub {
2771	my ($ns) = @_;	3322	my ($ns) = @_;
…		…
2797	my ($ns, $buf) = @_;	3348	my ($ns, $buf) = @_;
2798		3349
2799	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3350	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2800		3351
2801	if (ref $msg) {	3352	if (ref $msg) {
2802	my ($type, $reply, @payload) =	3353	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2803	"ARRAY" eq ref $msg
2804	? @$msg
2805	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2806		3354
2807	my @reply;
2808
2809	if (my $cb = $EXTICMD{$type}) {	3355	if (my $cb = $EXTIACMD{$type}) {
		3356	$cb->(
		3357	$ns,
		3358	sub {
		3359	$ns->ext_msg ("reply-$reply", @_)
		3360	if $reply;
		3361	},
		3362	@payload
		3363	);
		3364	} else {
		3365	my @reply;
		3366
		3367	if (my $cb = $EXTICMD{$type}) {
2810	@reply = $cb->($ns, @payload);	3368	@reply = $cb->($ns, @payload);
		3369	}
		3370
		3371	$ns->ext_msg ("reply-$reply", @reply)
		3372	if $reply;
2811	}	3373	}
2812
2813	$ns->ext_reply ($reply, @reply)
2814	if $reply;
2815
2816	} else {	3374	} else {
2817	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3375	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2818	}	3376	}
2819		3377
2820	cf::override;	3378	cf::override;
2821	},	3379	},
2822	);	3380	);
…		…
2842		3400
2843	$coro	3401	$coro
2844	}	3402	}
2845		3403
2846	cf::client->attach (	3404	cf::client->attach (
2847	on_destroy => sub {	3405	on_client_destroy => sub {
2848	my ($ns) = @_;	3406	my ($ns) = @_;
2849		3407
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3408	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3409	},
2852	);	3410	);
…		…
2868	our $safe_hole = new Safe::Hole;	3426	our $safe_hole = new Safe::Hole;
2869		3427
2870	$SIG{FPE} = 'IGNORE';	3428	$SIG{FPE} = 'IGNORE';
2871		3429
2872	$safe->permit_only (Opcode::opset qw(	3430	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3431	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3432	grepstart grepwhile mapstart mapwhile
2875	sort time	3433	sort time
2876	));	3434	));
2877		3435
2878	# here we export the classes and methods available to script code	3436	# here we export the classes and methods available to script code
…		…
2880	=pod	3438	=pod
2881		3439
2882	The following functions and methods are available within a safe environment:	3440	The following functions and methods are available within a safe environment:
2883		3441
2884	cf::object	3442	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3443	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3444	insert remove name archname title slaying race decrease split
		3445	value
2887		3446
2888	cf::object::player	3447	cf::object::player
2889	player	3448	player
2890		3449
2891	cf::player	3450	cf::player
…		…
2896		3455
2897	=cut	3456	=cut
2898		3457
2899	for (	3458	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3459	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3460	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3461	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3462	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3463	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3464	["cf::map" => qw(trigger)],
2906	) {	3465	) {
2907	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3466	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3467	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2910	for @funs;	3468	for @funs;
2911	}	3469	}
2912		3470
…		…
2927		3485
2928	my $qcode = $code;	3486	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3487	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3488	$qcode =~ s/\n/\\n/g;
2931		3489
		3490	%vars = (_dummy => 0) unless %vars;
		3491
		3492	my @res;
2932	local $_;	3493	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3494
2935	my $eval =	3495	my $eval =
2936	"do {\n"	3496	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3497	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3498	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3499	. $code
2940	. "\n}"	3500	. "\n}"
2941	;	3501	;
2942		3502
		3503	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3504	sub_generation_inc;
		3505	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3506	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3507	sub_generation_inc;
		3508	} else {
		3509	local @cf::_safe_eval_args = values %vars;
		3510	@res = wantarray ? eval eval : scalar eval $eval;
		3511	}
2946		3512
2947	if ($@) {	3513	if ($@) {
2948	warn "$@";	3514	warn "$@",
2949	warn "while executing safe code '$code'\n";	3515	"while executing safe code '$code'\n",
2950	warn "with arguments " . (join " ", %vars) . "\n";	3516	"with arguments " . (join " ", %vars) . "\n";
2951	}	3517	}
2952		3518
2953	wantarray ? @res : $res[0]	3519	wantarray ? @res : $res[0]
2954	}	3520	}
2955		3521
…		…
2969	=cut	3535	=cut
2970		3536
2971	sub register_script_function {	3537	sub register_script_function {
2972	my ($fun, $cb) = @_;	3538	my ($fun, $cb) = @_;
2973		3539
2974	no strict 'refs';	3540	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3541	*$fun = $safe_hole->wrap ($cb);
2976	}	3542	}
2977		3543
2978	=back	3544	=back
2979		3545
2980	=cut	3546	=cut
2981		3547
2982	#############################################################################	3548	#############################################################################
2983	# the server's init and main functions	3549	# the server's init and main functions
2984		3550
		3551	{
		3552	package cf::face;
		3553
		3554	our %HASH; # hash => idx
		3555	our @DATA; # dynamically-created facedata, only faceste 0 used
		3556	our @FOFS; # file offset, if > 0
		3557	our @SIZE; # size of face, in octets
		3558	our @META; # meta hash of face, if any
		3559	our $DATAFH; # facedata filehandle
		3560
		3561	# internal api, not finalised
		3562	sub set {
		3563	my ($name, $type, $data) = @_;
		3564
		3565	my $idx = cf::face::find $name;
		3566
		3567	if ($idx) {
		3568	delete $HASH{cf::face::get_csum $idx};
		3569	} else {
		3570	$idx = cf::face::alloc $name;
		3571	}
		3572
		3573	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3574
		3575	cf::face::set_type $idx, $type;
		3576	cf::face::set_csum $idx, 0, $hash;
		3577
		3578	# we need to destroy the SV itself, not just modify it, as a running ix
		3579	# might hold a reference to it: "delete" achieves that.
		3580	delete $FOFS[0][$idx];
		3581	delete $DATA[0][$idx];
		3582	$DATA[0][$idx] = $data;
		3583	$SIZE[0][$idx] = length $data;
		3584	delete $META[$idx];
		3585	$HASH{$hash} = $idx;#d#
		3586
		3587	$idx
		3588	}
		3589
		3590	sub _get_data($$$) {
		3591	my ($idx, $set, $cb) = @_;
		3592
		3593	if (defined $DATA[$set][$idx]) {
		3594	$cb->($DATA[$set][$idx]);
		3595	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3596	my $size = $SIZE[$set][$idx];
		3597	my $buf;
		3598	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3599	if ($_[0] == $size) {
		3600	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3601	$cb->($buf);
		3602	} else {
		3603	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3604	}
		3605	};
		3606	} else {
		3607	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3608	}
		3609	}
		3610
		3611	# rather ineffient
		3612	sub cf::face::get_data($;$) {
		3613	my ($idx, $set) = @_;
		3614
		3615	_get_data $idx, $set, Coro::rouse_cb;
		3616	Coro::rouse_wait
		3617	}
		3618
		3619	sub cf::face::ix {
		3620	my ($ns, $set, $idx, $pri) = @_;
		3621
		3622	_get_data $idx, $set, sub {
		3623	$ns->ix_send ($idx, $pri, $_[0]);
		3624	};
		3625	}
		3626	}
		3627
2985	sub load_facedata($) {	3628	sub load_facedata($) {
2986	my ($path) = @_;	3629	my ($path) = @_;
2987		3630
2988	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();
2991
2992	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3631	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2993		3632
2994	warn "loading facedata from $path\n";	3633	trace "loading facedata from $path\n";
2995		3634
2996	my $facedata;	3635	my $facedata = decode_storable load_file "$path/faceinfo";
2997	0 < aio_load $path, $facedata
2998	or die "$path: $!";
2999
3000	$facedata = Coro::Storable::thaw $facedata;
3001		3636
3002	$facedata->{version} == 2	3637	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3638	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3004		3639
3005	# patch in the exptable	3640	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3006	$facedata->{resource}{"res/exp_table"} = {	3641	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3007	type => FT_RSRC,	3642
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3643	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3009	};	3644
3010	cf::cede_to_tick;	3645	# BEGIN ATOMIC
		3646	# from here on, everything must be atomic - no thread switch allowed
		3647	my $t1 = EV::time;
3011		3648
3012	{	3649	{
3013	my $faces = $facedata->{faceinfo};	3650	my $faces = $facedata->{faceinfo};
3014		3651
3015	while (my ($face, $info) = each %$faces) {	3652	for my $face (sort keys %$faces) {
		3653	my $info = $faces->{$face};
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3654	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3655
3017	cf::face::set_visibility $idx, $info->{visibility};	3656	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3657	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3658	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3659	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3021		3660	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3022	cf::cede_to_tick;	3661	$cf::face::HASH{$info->{hash64}} = $idx;
		3662	delete $cf::face::META[$idx];
3023	}	3663	}
3024		3664
3025	while (my ($face, $info) = each %$faces) {	3665	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3666	next unless $info->{smooth};
		3667
3027	my $idx = cf::face::find $face	3668	my $idx = cf::face::find $face
3028	or next;	3669	or next;
		3670
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3671	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3672	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3673	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3674	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3675	error "smooth face '$info->{smooth}' not found for face '$face'";
3034	}	3676	}
3035
3036	cf::cede_to_tick;
3037	}	3677	}
3038	}	3678	}
3039		3679
3040	{	3680	{
3041	my $anims = $facedata->{animinfo};	3681	my $anims = $facedata->{animinfo};
3042		3682
3043	while (my ($anim, $info) = each %$anims) {	3683	while (my ($anim, $info) = each %$anims) {
3044	cf::anim::set $anim, $info->{frames}, $info->{facings};	3684	cf::anim::set $anim, $info->{frames}, $info->{facings};
3045	cf::cede_to_tick;
3046	}	3685	}
3047		3686
3048	cf::anim::invalidate_all; # d'oh	3687	cf::anim::invalidate_all; # d'oh
3049	}	3688	}
3050		3689
3051	{	3690	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3691	my $res = $facedata->{resource};
3055		3692
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3693	while (my ($name, $info) = each %$res) {
		3694	if (defined (my $type = $info->{type})) {
		3695	# TODO: different hash - must free and use new index, or cache ixface data queue
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3696	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3697
3062	if ($info->{type} & 1) {	3698	cf::face::set_type $idx, $type;
3063	# prepend meta info	3699	cf::face::set_csum $idx, 0, $info->{hash};
3064		3700	$cf::face::SIZE[0][$idx] = $info->{size};
3065	my $meta = $enc->encode ({	3701	$cf::face::FOFS[0][$idx] = $info->{fofs};
3066	name => $name,	3702	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3067	%{ $info->{meta} || {} },	3703	$cf::face::HASH{$info->{hash}} = $idx;
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3704	} else {
3072	$data = $info->{data};	3705	# $RESOURCE{$name} = $info; # unused
3073	}	3706	}
3074
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;
3079	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}	3707	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3708	}
		3709
		3710	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3711
		3712	# HACK to clear player env face cache, we need some signal framework
		3713	# for this (global event?)
		3714	%ext::player_env::MUSIC_FACE_CACHE = ();
		3715
		3716	# END ATOMIC
		3717
		3718	cf::debug "facedata atomic update time ", EV::time - $t1;
		3719
		3720	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3721
		3722	aio_close $fh if $fh; # close old facedata
3099		3723
3100	1	3724	1
3101	}	3725	}
3102		3726
3103	register_exticmd fx_want => sub {	3727	register_exticmd fx_want => sub {
…		…
3105		3729
3106	while (my ($k, $v) = each %$want) {	3730	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3731	$ns->fx_want ($k, $v);
3108	}	3732	}
3109	};	3733	};
		3734
		3735	sub load_resource_file($) {
		3736	my $guard = lock_acquire "load_resource_file";
		3737
		3738	my $status = load_resource_file_ $_[0];
		3739	get_slot 0.1, 100;
		3740	cf::arch::commit_load;
		3741
		3742	$status
		3743	}
		3744
		3745	sub reload_exp_table {
		3746	_reload_exp_table;
		3747
		3748	cf::face::set
		3749	"res/exp_table" => FT_RSRC,
		3750	JSON::XS->new->utf8->canonical->encode (
		3751	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3752	);
		3753	}
		3754
		3755	sub reload_materials {
		3756	_reload_materials;
		3757	}
3110		3758
3111	sub reload_regions {	3759	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3760	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3761	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3762	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	if exists $_->{match};	3769	if exists $_->{match};
3122	}	3770	}
3123	}	3771	}
3124		3772
3125	sub reload_facedata {	3773	sub reload_facedata {
3126	load_facedata "$DATADIR/facedata"	3774	load_facedata $DATADIR
3127	or die "unable to load facedata\n";	3775	or die "unable to load facedata\n";
3128	}	3776	}
3129		3777
3130	sub reload_archetypes {	3778	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3779	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3780	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references	3781
3134	# this really needs to be done in an extra post-pass	3782	cf::face::set
3135	# (which needs to be synchronous, so solve it differently)	3783	"res/skill_info" => FT_RSRC,
3136	load_resource_file "$DATADIR/archetypes"	3784	JSON::XS->new->utf8->canonical->encode (
3137	or die "unable to load archetypes\n";	3785	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3786	);
		3787
		3788	cf::face::set
		3789	"res/spell_paths" => FT_RSRC,
		3790	JSON::XS->new->utf8->canonical->encode (
		3791	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3792	);
		3793
		3794	# command completion
		3795	my @commands;
		3796
		3797	for (0..cf::arch::skillvec_size - 1) {
		3798	my $skill = cf::arch::skillvec $_;
		3799	my $name = $skill->name;
		3800	my $flags = cf::skill_flags $skill->subtype;
		3801
		3802	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3803	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3804	}
		3805
		3806	cf::client::set_command_face skill => \@commands;
3138	}	3807	}
3139		3808
3140	sub reload_treasures {	3809	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3810	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3811	or die "unable to load treasurelists\n";
3143	}	3812	}
3144		3813
		3814	sub reload_sound {
		3815	trace "loading sound config from $DATADIR/sound\n";
		3816
		3817	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3818
		3819	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3820	my $sound = $soundconf->{compat}[$_]
		3821	or next;
		3822
		3823	my $face = cf::face::find "sound/$sound->[1]";
		3824	cf::sound::set $sound->[0] => $face;
		3825	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3826	}
		3827
		3828	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3829	my $face = cf::face::find "sound/$v";
		3830	cf::sound::set $k => $face;
		3831	}
		3832	}
		3833
3145	sub reload_resources {	3834	sub reload_resources {
3146	warn "reloading resource files...\n";	3835	trace "reloading resource files...\n";
3147		3836
		3837	reload_materials;
		3838	reload_facedata;
		3839	reload_exp_table;
		3840	reload_sound;
		3841	reload_archetypes;
3148	reload_regions;	3842	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3843	reload_treasures;
3153		3844
3154	warn "finished reloading resource files\n";	3845	trace "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3846	}
3160		3847
3161	sub reload_config {	3848	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3849	trace "reloading config file...\n";
3163	or return;
3164		3850
3165	local $/;	3851	my $config = load_file "$CONFDIR/config";
3166	*CFG = YAML::Syck::Load <$fh>;	3852	utf8::decode $config;
		3853	*CFG = decode_yaml $config;
3167		3854
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3855	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3169		3856
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3857	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3858	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3172		3859
3173	if (exists $CFG{mlockall}) {	3860	if (exists $CFG{mlockall}) {
…		…
3177	};	3864	};
3178	warn $@ if $@;	3865	warn $@ if $@;
3179	}	3866	}
3180	}	3867	}
3181		3868
		3869	sub pidfile() {
		3870	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3871	or die "$PIDFILE: $!";
		3872	flock $fh, &Fcntl::LOCK_EX
		3873	or die "$PIDFILE: flock: $!";
		3874	$fh
		3875	}
		3876
		3877	# make sure only one server instance is running at any one time
		3878	sub atomic {
		3879	my $fh = pidfile;
		3880
		3881	my $pid = <$fh>;
		3882	kill 9, $pid if $pid > 0;
		3883
		3884	seek $fh, 0, 0;
		3885	print $fh $$;
		3886	}
		3887
		3888	sub main_loop {
		3889	trace "EV::loop starting\n";
		3890	if (1) {
		3891	EV::loop;
		3892	}
		3893	trace "EV::loop returned\n";
		3894	goto &main_loop unless $REALLY_UNLOOP;
		3895	}
		3896
3182	sub main {	3897	sub main {
		3898	cf::init_globals; # initialise logging
		3899
		3900	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3901	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3902	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3903	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3904
		3905	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3906
3183	# we must not ever block the main coroutine	3907	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3908	$Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3909	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3910	(async {
3187	Event::one_event;	3911	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3912	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3913	})->prio (Coro::PRIO_MAX);
3189	};	3914	};
3190		3915
		3916	evthread_start IO::AIO::poll_fileno;
		3917
		3918	cf::sync_job {
		3919	cf::incloader::init ();
		3920
		3921	db_init;
		3922
		3923	cf::init_anim;
		3924	cf::init_attackmess;
		3925	cf::init_dynamic;
		3926
		3927	cf::load_settings;
		3928
		3929	reload_resources;
3191	reload_config;	3930	reload_config;
3192	db_init;	3931
		3932	cf::init_uuid;
		3933	cf::init_signals;
		3934	cf::init_skills;
		3935
		3936	cf::init_beforeplay;
		3937
		3938	atomic;
		3939
3193	load_extensions;	3940	load_extensions;
3194		3941
3195	$TICK_WATCHER->start;	3942	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3943
		3944	# no (long-running) fork's whatsoever before this point(!)
		3945	use POSIX ();
		3946	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3947
		3948	cf::_post_init 0;
		3949	};
		3950
		3951	cf::object::thawer::errors_are_fatal 0;
		3952	info "parse errors in files are no longer fatal from this point on.\n";
		3953
		3954	AE::postpone {
		3955	undef &main; # free gobs of memory :)
		3956	};
		3957
		3958	goto &main_loop;
3197	}	3959	}
3198		3960
3199	#############################################################################	3961	#############################################################################
3200	# initialisation and cleanup	3962	# initialisation and cleanup
3201		3963
3202	# install some emergency cleanup handlers	3964	# install some emergency cleanup handlers
3203	BEGIN {	3965	BEGIN {
		3966	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3967	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3968	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3969	cf::cleanup "SIG$signal";
3212	},
3213	);	3970	};
3214	}	3971	}
3215	}	3972	}
3216		3973
3217	sub write_runtime {	3974	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3975	my $t0 = AE::time;
3219		3976
3220	# first touch the runtime file to show we are still running:	3977	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3978	# the fsync below can take a very very long time.
3222		3979
3223	IO::AIO::aio_utime $runtime, undef, undef;	3980	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3981
3225	my $guard = cf::lock_acquire "write_runtime";	3982	my $guard = cf::lock_acquire "write_runtime";
3226		3983
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3984	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3985	or return;
3229		3986
3230	my $value = $cf::RUNTIME + 90 + 10;	3987	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3988	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3989	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3999	aio_utime $fh, undef, undef;
3243		4000
3244	close $fh	4001	close $fh
3245	or return;	4002	or return;
3246		4003
3247	aio_rename "$runtime~", $runtime	4004	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	4005	and return;
3249		4006
3250	warn "runtime file written.\n";	4007	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3251		4008
3252	1	4009	1
		4010	}
		4011
		4012	our $uuid_lock;
		4013	our $uuid_skip;
		4014
		4015	sub write_uuid_sync($) {
		4016	$uuid_skip ||= $_[0];
		4017
		4018	return if $uuid_lock;
		4019	local $uuid_lock = 1;
		4020
		4021	my $uuid = "$LOCALDIR/uuid";
		4022
		4023	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4024	or return;
		4025
		4026	my $value = uuid_seq uuid_cur;
		4027
		4028	unless ($value) {
		4029	info "cowardly refusing to write zero uuid value!\n";
		4030	return;
		4031	}
		4032
		4033	my $value = uuid_str $value + $uuid_skip;
		4034	$uuid_skip = 0;
		4035
		4036	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4037	and return;
		4038
		4039	# always fsync - this file is important
		4040	aio_fsync $fh
		4041	and return;
		4042
		4043	close $fh
		4044	or return;
		4045
		4046	aio_rename "$uuid~", $uuid
		4047	and return;
		4048
		4049	trace "uuid file written ($value).\n";
		4050
		4051	1
		4052
		4053	}
		4054
		4055	sub write_uuid($$) {
		4056	my ($skip, $sync) = @_;
		4057
		4058	$sync ? write_uuid_sync $skip
		4059	: async { write_uuid_sync $skip };
3253	}	4060	}
3254		4061
3255	sub emergency_save() {	4062	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	4063	my $freeze_guard = cf::freeze_mainloop;
3257		4064
3258	warn "enter emergency perl save\n";	4065	info "emergency_perl_save: enter\n";
		4066
		4067	# this is a trade-off: we want to be very quick here, so
		4068	# save all maps without fsync, and later call a global sync
		4069	# (which in turn might be very very slow)
		4070	local $USE_FSYNC = 0;
3259		4071
3260	cf::sync_job {	4072	cf::sync_job {
		4073	cf::write_runtime_sync; # external watchdog should not bark
		4074
3261	# use a peculiar iteration method to avoid tripping on perl	4075	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	4076	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	4077	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	4078	info "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	4079	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	4080	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	4081	$pl->valid or next;
		4082	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	4083	$pl->save;
3269	}	4084	}
3270	warn "end emergency player save\n";	4085	info "emergency_perl_save: end player save\n";
3271		4086
3272	warn "begin emergency map save\n";	4087	cf::write_runtime_sync; # external watchdog should not bark
		4088
		4089	info "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	4090	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	4091	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	4092	$map->valid or next;
3276	$map->save;	4093	$map->save;
3277	}	4094	}
3278	warn "end emergency map save\n";	4095	info "emergency_perl_save: end map save\n";
3279		4096
3280	warn "begin emergency database checkpoint\n";	4097	cf::write_runtime_sync; # external watchdog should not bark
		4098
		4099	info "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	4100	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	4101	info "emergency_perl_save: end database checkpoint\n";
		4102
		4103	info "emergency_perl_save: begin write uuid\n";
		4104	write_uuid_sync 1;
		4105	info "emergency_perl_save: end write uuid\n";
		4106
		4107	cf::write_runtime_sync; # external watchdog should not bark
		4108
		4109	trace "emergency_perl_save: syncing database to disk";
		4110	BDB::db_env_txn_checkpoint $DB_ENV;
		4111
		4112	info "emergency_perl_save: starting sync\n";
		4113	IO::AIO::aio_sync sub {
		4114	info "emergency_perl_save: finished sync\n";
		4115	};
		4116
		4117	cf::write_runtime_sync; # external watchdog should not bark
		4118
		4119	trace "emergency_perl_save: flushing outstanding aio requests";
		4120	while (IO::AIO::nreqs || BDB::nreqs) {
		4121	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4122	}
		4123
		4124	cf::write_runtime_sync; # external watchdog should not bark
3283	};	4125	};
3284		4126
3285	warn "leave emergency perl save\n";	4127	info "emergency_perl_save: leave\n";
3286	}	4128	}
3287		4129
3288	sub post_cleanup {	4130	sub post_cleanup {
3289	my ($make_core) = @_;	4131	my ($make_core) = @_;
3290		4132
		4133	IO::AIO::flush;
		4134
3291	warn Carp::longmess "post_cleanup backtrace"	4135	error Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	4136	if $make_core;
		4137
		4138	my $fh = pidfile;
		4139	unlink $PIDFILE if <$fh> == $$;
		4140	}
		4141
		4142	# a safer delete_package, copied from Symbol
		4143	sub clear_package($) {
		4144	my $pkg = shift;
		4145
		4146	# expand to full symbol table name if needed
		4147	unless ($pkg =~ /^main::.*::$/) {
		4148	$pkg = "main$pkg" if $pkg =~ /^::/;
		4149	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4150	$pkg .= '::' unless $pkg =~ /::$/;
		4151	}
		4152
		4153	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4154	my $stem_symtab = *{$stem}{HASH};
		4155
		4156	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4157	or return;
		4158
		4159	# clear all symbols
		4160	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4161	for my $name (keys %$leaf_symtab) {
		4162	_gv_clear *{"$pkg$name"};
		4163	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4164	}
3293	}	4165	}
3294		4166
3295	sub do_reload_perl() {	4167	sub do_reload_perl() {
3296	# can/must only be called in main	4168	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	4169	unless (in_main) {
3298	warn "can only reload from main coroutine";	4170	error "can only reload from main coroutine";
3299	return;	4171	return;
3300	}	4172	}
3301		4173
3302	warn "reloading...";	4174	return if $RELOAD++;
3303		4175
3304	warn "entering sync_job";	4176	my $t1 = AE::time;
3305		4177
		4178	while ($RELOAD) {
		4179	cf::get_slot 0.1, -1, "reload_perl";
		4180	info "perl_reload: reloading...";
		4181
		4182	trace "perl_reload: entering sync_job";
		4183
3306	cf::sync_job {	4184	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark
3308	cf::emergency_save;	4185	#cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark
3310		4186
3311	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;
3313
3314	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";	4187	trace "perl_reload: cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;	4188	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();	4189	%EXT_CORO = ();
3335		4190
3336	warn "removing commands";	4191	trace "perl_reload: removing commands";
3337	%COMMAND = ();	4192	%COMMAND = ();
3338		4193
3339	warn "removing ext/exti commands";	4194	trace "perl_reload: removing ext/exti commands";
3340	%EXTCMD = ();	4195	%EXTCMD = ();
3341	%EXTICMD = ();	4196	%EXTICMD = ();
3342		4197
3343	warn "unloading/nuking all extensions";	4198	trace "perl_reload: unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {	4199	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";	4200	trace "... unloading $pkg";
3346		4201
3347	if (my $cb = $pkg->can ("unload")) {	4202	if (my $cb = $pkg->can ("unload")) {
3348	eval {	4203	eval {
3349	$cb->($pkg);	4204	$cb->($pkg);
3350	1	4205	1
3351	} or warn "$pkg unloaded, but with errors: $@";	4206	} or error "$pkg unloaded, but with errors: $@";
		4207	}
		4208
		4209	trace "... clearing $pkg";
		4210	clear_package $pkg;
3352	}	4211	}
3353		4212
3354	warn "... nuking $pkg";
3355	Symbol::delete_package $pkg;
3356	}
3357
3358	warn "unloading all perl modules loaded from $LIBDIR";	4213	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3359	while (my ($k, $v) = each %INC) {	4214	while (my ($k, $v) = each %INC) {
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4215	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		4216
3362	warn "... unloading $k";	4217	trace "... unloading $k";
3363	delete $INC{$k};	4218	delete $INC{$k};
3364		4219
3365	$k =~ s/\.pm$//;	4220	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;	4221	$k =~ s/\//::/g;
3367		4222
3368	if (my $cb = $k->can ("unload_module")) {	4223	if (my $cb = $k->can ("unload_module")) {
3369	$cb->();	4224	$cb->();
		4225	}
		4226
		4227	clear_package $k;
3370	}	4228	}
3371		4229
3372	Symbol::delete_package $k;
3373	}
3374
3375	warn "getting rid of safe::, as good as possible";	4230	trace "perl_reload: getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	4231	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4232	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		4233
3379	warn "unloading cf.pm \"a bit\"";	4234	trace "perl_reload: unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	4235	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	4236	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		4237
3383	# don't, removes xs symbols, too,	4238	# don't, removes xs symbols, too,
3384	# and global variables created in xs	4239	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	4240	#clear_package __PACKAGE__;
3386		4241
3387	warn "unload completed, starting to reload now";	4242	info "perl_reload: unload completed, starting to reload now";
3388		4243
3389	warn "reloading cf.pm";	4244	trace "perl_reload: reloading cf.pm";
3390	require cf;	4245	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4246	cf::_connect_to_perl_1;
3392		4247
3393	warn "loading config and database again";	4248	trace "perl_reload: loading config and database again";
3394	cf::reload_config;	4249	cf::reload_config;
3395		4250
3396	warn "loading extensions";	4251	trace "perl_reload: loading extensions";
3397	cf::load_extensions;	4252	cf::load_extensions;
3398		4253
		4254	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	4255	trace "perl_reload: reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	4256	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	4257	trace "perl_reload: reattaching attachments to maps";
3402	reattach $_ for values %MAP;	4258	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	4259	trace "perl_reload: reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	4260	reattach $_ for values %PLAYER;
		4261	}
3405		4262
3406	warn "leaving sync_job";	4263	cf::_post_init 1;
3407		4264
		4265	trace "perl_reload: leaving sync_job";
		4266
3408	1	4267	1
3409	} or do {	4268	} or do {
3410	warn $@;	4269	error $@;
3411	warn "error while reloading, exiting.";	4270	cf::cleanup "perl_reload: error, exiting.";
3412	exit 1;	4271	};
		4272
		4273	--$RELOAD;
3413	};	4274	}
3414		4275
3415	warn "reloaded";	4276	$t1 = AE::time - $t1;
		4277	info "perl_reload: completed in ${t1}s\n";
3416	};	4278	};
3417		4279
3418	our $RELOAD_WATCHER; # used only during reload	4280	our $RELOAD_WATCHER; # used only during reload
3419		4281
3420	sub reload_perl() {	4282	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	4283	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	4284	# coro crashes during coro_state_free->destroy here.
3423		4285
3424	$RELOAD_WATCHER ||= Event->timer (	4286	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	4287	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	4288
3427	data => WF_AUTOCANCEL,	4289	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	4290	do_reload_perl;
3430	undef $RELOAD_WATCHER;	4291	undef $RELOAD_WATCHER;
3431	},	4292	};
3432	);	4293	};
3433	}	4294	}
3434		4295
3435	register_command "reload" => sub {	4296	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	4297	my ($who, $arg) = @_;
3437		4298
3438	if ($who->flag (FLAG_WIZ)) {	4299	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	4300	$who->message ("reloading server.");
		4301	async {
		4302	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	4303	reload_perl;
		4304	};
3441	}	4305	}
3442	};	4306	};
3443		4307
3444	unshift @INC, $LIBDIR;	4308	#############################################################################
3445		4309
3446	my $bug_warning = 0;	4310	my $bug_warning = 0;
3447		4311
3448	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;
3450
3451	sub wait_for_tick {	4312	sub wait_for_tick() {
3452	return unless $TICK_WATCHER->is_active;	4313	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3453	return if $Coro::current == $Coro::main;
3454		4314
3455	my $signal = new Coro::Signal;	4315	$WAIT_FOR_TICK->wait;
3456	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;
3458	}	4316	}
3459		4317
3460	sub wait_for_tick_begin {	4318	sub wait_for_tick_begin() {
3461	return unless $TICK_WATCHER->is_active;	4319	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3462	return if $Coro::current == $Coro::main;
3463		4320
3464	my $signal = new Coro::Signal;	4321	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	4322	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	4323	$signal->wait;
3467	}	4324	}
3468		4325
3469	$TICK_WATCHER = Event->timer (	4326	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	4327	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4328	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	4329	unless ++$bug_warning > 10;
3479	return;	4330	return;
3480	}	4331	}
3481		4332
3482	$NOW = $tick_start = Event::time;	4333	cf::one_tick; # one server iteration
3483		4334
3484	cf::server_tick; # one server iteration	4335	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3485		4336
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	4338	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	4339	Coro::async_pool {
		4340	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	4341	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	4342	or error "ERROR: unable to write runtime file: $!";
3494	};
3495	}	4343	};
		4344	}
3496		4345
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4346	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	4347	$sig->send;
3499	}	4348	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	4349	$WAIT_FOR_TICK->broadcast;
3501	$sig->send;
3502	}
3503		4350
3504	$NOW = Event::time;	4351	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		4353
3515	_post_tick;	4354	if (0) {
		4355	if ($NEXT_TICK) {
		4356	my $jitter = $TICK_START - $NEXT_TICK;
		4357	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4358	debug "jitter $JITTER\n";#d#
		4359	}
3516	},	4360	}
3517	);	4361	}
3518		4362
3519	{	4363	{
		4364	# configure BDB
		4365	info "initialising database";
		4366
3520	BDB::min_parallel 8;	4367	BDB::min_parallel 16;
3521	BDB::max_poll_time $TICK * 0.1;	4368	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	4369	#$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		4370
3546	unless ($DB_ENV) {	4371	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	4372	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4373	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	4374	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4375	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4376	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4377	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		4378
3553	cf::sync_job {	4379	cf::sync_job {
3554	eval {	4380	eval {
…		…
3564		4390
3565	cf::cleanup "db_env_open(db): $@" if $@;	4391	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	4392	};
3567	}	4393	}
3568		4394
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	4395	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4396	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	4397	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	4398	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4399	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	4400	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	4401	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4402	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	4403	};
		4404
		4405	info "database initialised";
3599	}	4406	}
3600		4407
3601	{	4408	{
		4409	# configure IO::AIO
		4410
		4411	info "initialising aio";
3602	IO::AIO::min_parallel 8;	4412	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	4413	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	4414	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,	4415	info "aio initialised";
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	4416	}
3615		4417
3616	my $_log_backtrace;	4418	our $_log_backtrace;
		4419	our $_log_backtrace_last;
3617		4420
3618	sub _log_backtrace {	4421	sub _log_backtrace {
3619	my ($msg, @addr) = @_;	4422	my ($msg, @addr) = @_;
3620		4423
3621	$msg =~ s/\n//;	4424	$msg =~ s/\n$//;
3622		4425
		4426	if ($_log_backtrace_last eq $msg) {
		4427	LOG llevInfo, "[ABT] $msg\n";
		4428	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3623	# limit the # of concurrent backtraces	4429	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	4430	} elsif ($_log_backtrace < 2) {
		4431	$_log_backtrace_last = $msg;
3625	++$_log_backtrace;	4432	++$_log_backtrace;
		4433	my $perl_bt = Carp::longmess $msg;
3626	async {	4434	async {
		4435	$Coro::current->{desc} = "abt $msg";
		4436
3627	my @bt = fork_call {	4437	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	4438	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4439	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4440	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	4441	or die "addr2line: $!";
…		…
3639	}	4449	}
3640		4450
3641	@funcs	4451	@funcs
3642	};	4452	};
3643		4453
3644	LOG llevInfo, "[ABT] $msg\n";	4454	LOG llevInfo, "[ABT] $perl_bt\n";
		4455	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	4456	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	4457	--$_log_backtrace;
3647	};	4458	};
3648	} else {	4459	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	4460	LOG llevInfo, "[ABT] $msg\n";
3650	LOG llevInfo, "[ABT] [suppressed]\n";	4461	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3651	}	4462	}
3652	}	4463	}
3653		4464
3654	# load additional modules	4465	# load additional modules
3655	use cf::pod;	4466	require "cf/$_.pm" for @EXTRA_MODULES;
		4467	cf::_connect_to_perl_2;
3656		4468
3657	END { cf::emergency_save }	4469	END { cf::emergency_save }
3658		4470
3659	1	4471	1
3660		4472

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